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<div class="subTitle">org.apache.arrow.vector.complex</div>
<h2 title="Class ListVector" class="title">Class ListVector</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/arrow/vector/BaseValueVector.html" title="class in org.apache.arrow.vector">org.apache.arrow.vector.BaseValueVector</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">org.apache.arrow.vector.complex.BaseRepeatedValueVector</a></li>
<li>
<ul class="inheritance">
<li>org.apache.arrow.vector.complex.ListVector</li>
</ul>
</li>
</ul>
</li>
</ul>
</li>
</ul>
<div class="description">
<ul class="blockList">
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<dl>
<dt>All Implemented Interfaces:</dt>
<dd><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Closeable.html?is-external=true" title="class or interface in java.io">Closeable</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true" title="class or interface in java.lang">AutoCloseable</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;<a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a>&gt;, <a href="../../../../../org/apache/arrow/vector/complex/BaseListVector.html" title="interface in org.apache.arrow.vector.complex">BaseListVector</a>, <a href="../../../../../org/apache/arrow/vector/complex/PromotableVector.html" title="interface in org.apache.arrow.vector.complex">PromotableVector</a>, <a href="../../../../../org/apache/arrow/vector/complex/RepeatedValueVector.html" title="interface in org.apache.arrow.vector.complex">RepeatedValueVector</a>, <a href="../../../../../org/apache/arrow/vector/DensityAwareVector.html" title="interface in org.apache.arrow.vector">DensityAwareVector</a>, <a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a>, <a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></dd>
</dl>
<dl>
<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../../../org/apache/arrow/vector/complex/MapVector.html" title="class in org.apache.arrow.vector.complex">MapVector</a></dd>
</dl>
<hr>
<br>
<pre>public class <span class="typeNameLabel">ListVector</span>
extends <a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a>
implements <a href="../../../../../org/apache/arrow/vector/complex/PromotableVector.html" title="interface in org.apache.arrow.vector.complex">PromotableVector</a></pre>
<div class="block">A list vector contains lists of a specific type of elements. Its structure contains 3 elements.
<ol>
<li>A validity buffer.</li>
<li> An offset buffer, that denotes lists boundaries. </li>
<li> A child data vector that contains the elements of lists. </li>
</ol>
The latter two are managed by its superclass.</div>
</li>
</ul>
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<h3>Field Summary</h3>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/arrow/vector/types/pojo/Field.html" title="class in org.apache.arrow.vector.types.pojo">Field</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#field">field</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#lastSet">lastSet</a></span></code>
<div class="block">The maximum index that is actually set.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/arrow/vector/complex/impl/UnionListReader.html" title="class in org.apache.arrow.vector.complex.impl">UnionListReader</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#reader">reader</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#validityAllocationSizeInBytes">validityAllocationSizeInBytes</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#validityBuffer">validityBuffer</a></span></code>&nbsp;</td>
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<h3>Fields inherited from class&nbsp;org.apache.arrow.vector.complex.<a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></h3>
<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#DATA_VECTOR_NAME">DATA_VECTOR_NAME</a>, <a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#DEFAULT_DATA_VECTOR">DEFAULT_DATA_VECTOR</a>, <a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#defaultDataVectorName">defaultDataVectorName</a>, <a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#OFFSET_WIDTH">OFFSET_WIDTH</a>, <a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#offsetAllocationSizeInBytes">offsetAllocationSizeInBytes</a>, <a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#offsetBuffer">offsetBuffer</a>, <a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#repeatedCallBack">repeatedCallBack</a>, <a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#valueCount">valueCount</a>, <a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#vector">vector</a></code></li>
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<h3>Fields inherited from class&nbsp;org.apache.arrow.vector.<a href="../../../../../org/apache/arrow/vector/BaseValueVector.html" title="class in org.apache.arrow.vector">BaseValueVector</a></h3>
<code><a href="../../../../../org/apache/arrow/vector/BaseValueVector.html#allocator">allocator</a>, <a href="../../../../../org/apache/arrow/vector/BaseValueVector.html#fieldReader">fieldReader</a>, <a href="../../../../../org/apache/arrow/vector/BaseValueVector.html#INITIAL_VALUE_ALLOCATION">INITIAL_VALUE_ALLOCATION</a>, <a href="../../../../../org/apache/arrow/vector/BaseValueVector.html#MAX_ALLOCATION_SIZE">MAX_ALLOCATION_SIZE</a>, <a href="../../../../../org/apache/arrow/vector/BaseValueVector.html#MAX_ALLOCATION_SIZE_PROPERTY">MAX_ALLOCATION_SIZE_PROPERTY</a></code></li>
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<h3>Fields inherited from interface&nbsp;org.apache.arrow.vector.complex.<a href="../../../../../org/apache/arrow/vector/complex/RepeatedValueVector.html" title="interface in org.apache.arrow.vector.complex">RepeatedValueVector</a></h3>
<code><a href="../../../../../org/apache/arrow/vector/complex/RepeatedValueVector.html#DEFAULT_REPEAT_PER_RECORD">DEFAULT_REPEAT_PER_RECORD</a></code></li>
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<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#ListVector-org.apache.arrow.vector.types.pojo.Field-org.apache.arrow.memory.BufferAllocator-org.apache.arrow.vector.util.CallBack-">ListVector</a></span>(<a href="../../../../../org/apache/arrow/vector/types/pojo/Field.html" title="class in org.apache.arrow.vector.types.pojo">Field</a>&nbsp;field,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator,
<a href="../../../../../org/apache/arrow/vector/util/CallBack.html" title="interface in org.apache.arrow.vector.util">CallBack</a>&nbsp;callBack)</code>
<div class="block">Constructs a new instance.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#ListVector-java.lang.String-org.apache.arrow.memory.BufferAllocator-org.apache.arrow.vector.types.pojo.FieldType-org.apache.arrow.vector.util.CallBack-">ListVector</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator,
<a href="../../../../../org/apache/arrow/vector/types/pojo/FieldType.html" title="class in org.apache.arrow.vector.types.pojo">FieldType</a>&nbsp;fieldType,
<a href="../../../../../org/apache/arrow/vector/util/CallBack.html" title="interface in org.apache.arrow.vector.util">CallBack</a>&nbsp;callBack)</code>
<div class="block">Constructs a new instance.</div>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">Deprecated Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>&lt;OUT,IN&gt;&nbsp;OUT</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#accept-org.apache.arrow.vector.compare.VectorVisitor-IN-">accept</a></span>(<a href="../../../../../org/apache/arrow/vector/compare/VectorVisitor.html" title="interface in org.apache.arrow.vector.compare">VectorVisitor</a>&lt;OUT,IN&gt;&nbsp;visitor,
IN&nbsp;value)</code>
<div class="block">Accept a generic <a href="../../../../../org/apache/arrow/vector/compare/VectorVisitor.html" title="interface in org.apache.arrow.vector.compare"><code>VectorVisitor</code></a> and return the result.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>&lt;T extends <a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a>&gt;<br><a href="../../../../../org/apache/arrow/vector/AddOrGetResult.html" title="class in org.apache.arrow.vector">AddOrGetResult</a>&lt;T&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#addOrGetVector-org.apache.arrow.vector.types.pojo.FieldType-">addOrGetVector</a></span>(<a href="../../../../../org/apache/arrow/vector/types/pojo/FieldType.html" title="class in org.apache.arrow.vector.types.pojo">FieldType</a>&nbsp;fieldType)</code>
<div class="block">Initialize the child data vector to field type.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#allocateNew--">allocateNew</a></span>()</code>
<div class="block">Same as <a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#allocateNewSafe--"><code>allocateNewSafe()</code></a>.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#allocateNewSafe--">allocateNewSafe</a></span>()</code>
<div class="block">Allocate memory for the vector.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#allocateValidityBuffer-long-">allocateValidityBuffer</a></span>(long&nbsp;size)</code>&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#clear--">clear</a></span>()</code>
<div class="block">Release any owned ArrowBuf and reset the ValueVector to the initial state.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#copyFrom-int-int-org.apache.arrow.vector.ValueVector-">copyFrom</a></span>(int&nbsp;inIndex,
int&nbsp;outIndex,
<a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a>&nbsp;from)</code>
<div class="block">Copy a cell value from a particular index in source vector to a particular
position in this vector.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#copyFromSafe-int-int-org.apache.arrow.vector.ValueVector-">copyFromSafe</a></span>(int&nbsp;inIndex,
int&nbsp;outIndex,
<a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a>&nbsp;from)</code>
<div class="block">Same as <a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#copyFrom-int-int-org.apache.arrow.vector.ValueVector-"><code>copyFrom(int, int, ValueVector)</code></a> except that
it handles the case when the capacity of the vector needs to be expanded
before copy.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/arrow/vector/complex/ListVector.html" title="class in org.apache.arrow.vector.complex">ListVector</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#empty-java.lang.String-org.apache.arrow.memory.BufferAllocator-">empty</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator)</code>&nbsp;</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#endValue-int-int-">endValue</a></span>(int&nbsp;index,
int&nbsp;size)</code>
<div class="block">End the current value.</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#exportCDataBuffers-java.util.List-org.apache.arrow.memory.ArrowBuf-long-">exportCDataBuffers</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>&gt;&nbsp;buffers,
<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>&nbsp;buffersPtr,
long&nbsp;nullValue)</code>
<div class="block">Export the buffers of the fields for C Data Interface.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getBuffers-boolean-">getBuffers</a></span>(boolean&nbsp;clear)</code>
<div class="block">Return the underlying buffers associated with this vector.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getBufferSize--">getBufferSize</a></span>()</code>
<div class="block">Get the size (number of bytes) of underlying buffers used by this
vector.</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getBufferSizeFor-int-">getBufferSizeFor</a></span>(int&nbsp;valueCount)</code>
<div class="block">Returns the number of bytes that is used by this vector if it holds the given number
of values.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getChildrenFromFields--">getChildrenFromFields</a></span>()</code>
<div class="block">The returned list is the same size as the list passed to initializeChildrenFromFields.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getDataBuffer--">getDataBuffer</a></span>()</code>
<div class="block">Gets the underlying buffer associated with data vector.</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getDataBufferAddress--">getDataBufferAddress</a></span>()</code>
<div class="block">Gets the starting address of the underlying buffer associated with data vector.</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getDataVector--">getDataVector</a></span>()</code>
<div class="block">Get the inner data vector for this list vector.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>double</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getDensity--">getDensity</a></span>()</code>
<div class="block">Get the density of this ListVector.</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getElementEndIndex-int-">getElementEndIndex</a></span>(int&nbsp;index)</code>
<div class="block">Get data vector end index with the given list index.</div>
</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getElementStartIndex-int-">getElementStartIndex</a></span>(int&nbsp;index)</code>
<div class="block">Get data vector start index with the given list index.</div>
</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/vector/types/pojo/Field.html" title="class in org.apache.arrow.vector.types.pojo">Field</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getField--">getField</a></span>()</code>
<div class="block">Get information about how this field is materialized.</div>
</td>
</tr>
<tr id="i22" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getFieldBuffers--">getFieldBuffers</a></span>()</code>
<div class="block">Get the buffers belonging to this vector.</div>
</td>
</tr>
<tr id="i23" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/vector/BufferBacked.html" title="interface in org.apache.arrow.vector">BufferBacked</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getFieldInnerVectors--">getFieldInnerVectors</a></span>()</code>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
<div class="block"><span class="deprecationComment">This API will be removed as the current implementations no longer support inner vectors.</span></div>
</div>
</td>
</tr>
<tr id="i24" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getLastSet--">getLastSet</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i25" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/vector/types/Types.MinorType.html" title="enum in org.apache.arrow.vector.types">Types.MinorType</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getMinorType--">getMinorType</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i26" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getNullCount--">getNullCount</a></span>()</code>
<div class="block">Get the number of elements that are null in the vector.</div>
</td>
</tr>
<tr id="i27" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;?&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getObject-int-">getObject</a></span>(int&nbsp;index)</code>
<div class="block">Get the element in the list vector at a particular index.</div>
</td>
</tr>
<tr id="i28" class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getOffsetBuffer--">getOffsetBuffer</a></span>()</code>
<div class="block">Gets the underlying buffer associated with offset vector.</div>
</td>
</tr>
<tr id="i29" class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getOffsetBufferAddress--">getOffsetBufferAddress</a></span>()</code>
<div class="block">Gets the starting address of the underlying buffer associated with offset vector.</div>
</td>
</tr>
<tr id="i30" class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/vector/complex/impl/UnionListReader.html" title="class in org.apache.arrow.vector.complex.impl">UnionListReader</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getReader--">getReader</a></span>()</code>
<div class="block">Default implementation to create a reader for the vector.</div>
</td>
</tr>
<tr id="i31" class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/arrow/vector/complex/reader/FieldReader.html" title="interface in org.apache.arrow.vector.complex.reader">FieldReader</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getReaderImpl--">getReaderImpl</a></span>()</code>
<div class="block">Each vector has a different reader that implements the FieldReader interface.</div>
</td>
</tr>
<tr id="i32" class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util">TransferPair</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getTransferPair-org.apache.arrow.vector.types.pojo.Field-org.apache.arrow.memory.BufferAllocator-">getTransferPair</a></span>(<a href="../../../../../org/apache/arrow/vector/types/pojo/Field.html" title="class in org.apache.arrow.vector.types.pojo">Field</a>&nbsp;field,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator)</code>
<div class="block">To transfer quota responsibility.</div>
</td>
</tr>
<tr id="i33" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util">TransferPair</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getTransferPair-org.apache.arrow.vector.types.pojo.Field-org.apache.arrow.memory.BufferAllocator-org.apache.arrow.vector.util.CallBack-">getTransferPair</a></span>(<a href="../../../../../org/apache/arrow/vector/types/pojo/Field.html" title="class in org.apache.arrow.vector.types.pojo">Field</a>&nbsp;field,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator,
<a href="../../../../../org/apache/arrow/vector/util/CallBack.html" title="interface in org.apache.arrow.vector.util">CallBack</a>&nbsp;callBack)</code>
<div class="block">To transfer quota responsibility.</div>
</td>
</tr>
<tr id="i34" class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util">TransferPair</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getTransferPair-java.lang.String-org.apache.arrow.memory.BufferAllocator-">getTransferPair</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;ref,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator)</code>
<div class="block">To transfer quota responsibility.</div>
</td>
</tr>
<tr id="i35" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util">TransferPair</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getTransferPair-java.lang.String-org.apache.arrow.memory.BufferAllocator-org.apache.arrow.vector.util.CallBack-">getTransferPair</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;ref,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator,
<a href="../../../../../org/apache/arrow/vector/util/CallBack.html" title="interface in org.apache.arrow.vector.util">CallBack</a>&nbsp;callBack)</code>
<div class="block">To transfer quota responsibility.</div>
</td>
</tr>
<tr id="i36" class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getValidityBuffer--">getValidityBuffer</a></span>()</code>
<div class="block">Gets the underlying buffer associated with validity vector.</div>
</td>
</tr>
<tr id="i37" class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getValidityBufferAddress--">getValidityBufferAddress</a></span>()</code>
<div class="block">Gets the starting address of the underlying buffer associated with validity vector.</div>
</td>
</tr>
<tr id="i38" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getValueCapacity--">getValueCapacity</a></span>()</code>
<div class="block">Get the current value capacity for the vector.</div>
</td>
</tr>
<tr id="i39" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/vector/complex/impl/UnionListWriter.html" title="class in org.apache.arrow.vector.complex.impl">UnionListWriter</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#getWriter--">getWriter</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i40" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#hashCode-int-">hashCode</a></span>(int&nbsp;index)</code>
<div class="block">Returns hashCode of element in index with the default hasher.</div>
</td>
</tr>
<tr id="i41" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#hashCode-int-org.apache.arrow.memory.util.hash.ArrowBufHasher-">hashCode</a></span>(int&nbsp;index,
<a href="../../../../../org/apache/arrow/memory/util/hash/ArrowBufHasher.html" title="interface in org.apache.arrow.memory.util.hash">ArrowBufHasher</a>&nbsp;hasher)</code>
<div class="block">Returns hashCode of element in index with the given hasher.</div>
</td>
</tr>
<tr id="i42" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#initializeChildrenFromFields-java.util.List-">initializeChildrenFromFields</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/vector/types/pojo/Field.html" title="class in org.apache.arrow.vector.types.pojo">Field</a>&gt;&nbsp;children)</code>
<div class="block">Initializes the child vectors
to be later loaded with loadBuffers.</div>
</td>
</tr>
<tr id="i43" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#invalidateReader--">invalidateReader</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i44" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#isEmpty-int-">isEmpty</a></span>(int&nbsp;index)</code>
<div class="block">Check if element at given index is empty list.</div>
</td>
</tr>
<tr id="i45" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#isNull-int-">isNull</a></span>(int&nbsp;index)</code>
<div class="block">Check if element at given index is null.</div>
</td>
</tr>
<tr id="i46" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#isSet-int-">isSet</a></span>(int&nbsp;index)</code>
<div class="block">Same as <a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#isNull-int-"><code>isNull(int)</code></a>.</div>
</td>
</tr>
<tr id="i47" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#loadFieldBuffers-org.apache.arrow.vector.ipc.message.ArrowFieldNode-java.util.List-">loadFieldBuffers</a></span>(<a href="../../../../../org/apache/arrow/vector/ipc/message/ArrowFieldNode.html" title="class in org.apache.arrow.vector.ipc.message">ArrowFieldNode</a>&nbsp;fieldNode,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>&gt;&nbsp;ownBuffers)</code>
<div class="block">Load the buffers of this vector with provided source buffers.</div>
</td>
</tr>
<tr id="i48" class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util">TransferPair</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#makeTransferPair-org.apache.arrow.vector.ValueVector-">makeTransferPair</a></span>(<a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a>&nbsp;target)</code>
<div class="block">Makes a new transfer pair used to transfer underlying buffers.</div>
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</tr>
<tr id="i49" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/arrow/vector/complex/UnionVector.html" title="class in org.apache.arrow.vector.complex">UnionVector</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#promoteToUnion--">promoteToUnion</a></span>()</code>&nbsp;</td>
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<tr id="i50" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#reAlloc--">reAlloc</a></span>()</code>
<div class="block">Resize the vector to increase the capacity.</div>
</td>
</tr>
<tr id="i51" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#reallocValidityAndOffsetBuffers--">reallocValidityAndOffsetBuffers</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i52" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#reset--">reset</a></span>()</code>
<div class="block">Reset the ValueVector to the initial state without releasing any owned ArrowBuf.</div>
</td>
</tr>
<tr id="i53" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#setInitialCapacity-int-">setInitialCapacity</a></span>(int&nbsp;numRecords)</code>
<div class="block">Set the initial record capacity.</div>
</td>
</tr>
<tr id="i54" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#setInitialCapacity-int-double-">setInitialCapacity</a></span>(int&nbsp;numRecords,
double&nbsp;density)</code>
<div class="block">Specialized version of setInitialCapacity() for ListVector.</div>
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</tr>
<tr id="i55" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#setInitialTotalCapacity-int-int-">setInitialTotalCapacity</a></span>(int&nbsp;numRecords,
int&nbsp;totalNumberOfElements)</code>
<div class="block">Specialized version of setInitialTotalCapacity() for ListVector.</div>
</td>
</tr>
<tr id="i56" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#setLastSet-int-">setLastSet</a></span>(int&nbsp;value)</code>&nbsp;</td>
</tr>
<tr id="i57" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#setNotNull-int-">setNotNull</a></span>(int&nbsp;index)</code>
<div class="block">Sets the list at index to be not-null.</div>
</td>
</tr>
<tr id="i58" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#setNull-int-">setNull</a></span>(int&nbsp;index)</code>
<div class="block">Sets list at index to be null.</div>
</td>
</tr>
<tr id="i59" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#setValueCount-int-">setValueCount</a></span>(int&nbsp;valueCount)</code>
<div class="block">Sets the value count for the vector.</div>
</td>
</tr>
<tr id="i60" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#startNewValue-int-">startNewValue</a></span>(int&nbsp;index)</code>
<div class="block">Start a new value in the list vector.</div>
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<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#exportBuffer-org.apache.arrow.memory.ArrowBuf-java.util.List-org.apache.arrow.memory.ArrowBuf-long-boolean-">exportBuffer</a></code></li>
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<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#close--">close</a>, <a href="../../../../../org/apache/arrow/vector/ValueVector.html#getAllocator--">getAllocator</a>, <a href="../../../../../org/apache/arrow/vector/ValueVector.html#getTransferPair-org.apache.arrow.memory.BufferAllocator-">getTransferPair</a>, <a href="../../../../../org/apache/arrow/vector/ValueVector.html#validate--">validate</a>, <a href="../../../../../org/apache/arrow/vector/ValueVector.html#validateFull--">validateFull</a></code></li>
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<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#forEach-java.util.function.Consumer-" title="class or interface in java.lang">forEach</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#spliterator--" title="class or interface in java.lang">spliterator</a></code></li>
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<pre>protected&nbsp;<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a> validityBuffer</pre>
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<pre>protected&nbsp;<a href="../../../../../org/apache/arrow/vector/complex/impl/UnionListReader.html" title="class in org.apache.arrow.vector.complex.impl">UnionListReader</a> reader</pre>
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<pre>protected&nbsp;int lastSet</pre>
<div class="block">The maximum index that is actually set.</div>
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<pre>public&nbsp;ListVector(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator,
<a href="../../../../../org/apache/arrow/vector/types/pojo/FieldType.html" title="class in org.apache.arrow.vector.types.pojo">FieldType</a>&nbsp;fieldType,
<a href="../../../../../org/apache/arrow/vector/util/CallBack.html" title="interface in org.apache.arrow.vector.util">CallBack</a>&nbsp;callBack)</pre>
<div class="block">Constructs a new instance.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - The name of the instance.</dd>
<dd><code>allocator</code> - The allocator to use for allocating/reallocating buffers.</dd>
<dd><code>fieldType</code> - The type of this list.</dd>
<dd><code>callBack</code> - A schema change callback.</dd>
</dl>
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<pre>public&nbsp;ListVector(<a href="../../../../../org/apache/arrow/vector/types/pojo/Field.html" title="class in org.apache.arrow.vector.types.pojo">Field</a>&nbsp;field,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator,
<a href="../../../../../org/apache/arrow/vector/util/CallBack.html" title="interface in org.apache.arrow.vector.util">CallBack</a>&nbsp;callBack)</pre>
<div class="block">Constructs a new instance.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>field</code> - The field materialized by this vector.</dd>
<dd><code>allocator</code> - The allocator to use for allocating/reallocating buffers.</dd>
<dd><code>callBack</code> - A schema change callback.</dd>
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<pre>public static&nbsp;<a href="../../../../../org/apache/arrow/vector/complex/ListVector.html" title="class in org.apache.arrow.vector.complex">ListVector</a>&nbsp;empty(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator)</pre>
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<pre>public&nbsp;void&nbsp;initializeChildrenFromFields(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/vector/types/pojo/Field.html" title="class in org.apache.arrow.vector.types.pojo">Field</a>&gt;&nbsp;children)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#initializeChildrenFromFields-java.util.List-">FieldVector</a></code></span></div>
<div class="block">Initializes the child vectors
to be later loaded with loadBuffers.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#initializeChildrenFromFields-java.util.List-">initializeChildrenFromFields</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>children</code> - the schema</dd>
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<pre>public&nbsp;void&nbsp;setInitialCapacity(int&nbsp;numRecords)</pre>
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<div class="block">Set the initial record capacity.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#setInitialCapacity-int-">setInitialCapacity</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#setInitialCapacity-int-">setInitialCapacity</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>numRecords</code> - the initial record capacity.</dd>
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<pre>public&nbsp;void&nbsp;setInitialCapacity(int&nbsp;numRecords,
double&nbsp;density)</pre>
<div class="block">Specialized version of setInitialCapacity() for ListVector. This is
used by some callers when they want to explicitly control and be
conservative about memory allocated for inner data vector. This is
very useful when we are working with memory constraints for a query
and have a fixed amount of memory reserved for the record batch. In
such cases, we are likely to face OOM or related problems when
we reserve memory for a record batch with value count x and
do setInitialCapacity(x) such that each vector allocates only
what is necessary and not the default amount but the multiplier
forces the memory requirement to go beyond what was needed.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/DensityAwareVector.html#setInitialCapacity-int-double-">setInitialCapacity</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/DensityAwareVector.html" title="interface in org.apache.arrow.vector">DensityAwareVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#setInitialCapacity-int-double-">setInitialCapacity</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>numRecords</code> - value count</dd>
<dd><code>density</code> - density of ListVector. Density is the average size of
list per position in the List vector. For example, a
density value of 10 implies each position in the list
vector has a list of 10 values.
A density value of 0.1 implies out of 10 positions in
the list vector, 1 position has a list of size 1 and
remaining positions are null (no lists) or empty lists.
This helps in tightly controlling the memory we provision
for inner data vector.</dd>
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<pre>public&nbsp;void&nbsp;setInitialTotalCapacity(int&nbsp;numRecords,
int&nbsp;totalNumberOfElements)</pre>
<div class="block">Specialized version of setInitialTotalCapacity() for ListVector. This is
used by some callers when they want to explicitly control and be
conservative about memory allocated for inner data vector. This is
very useful when we are working with memory constraints for a query
and have a fixed amount of memory reserved for the record batch. In
such cases, we are likely to face OOM or related problems when
we reserve memory for a record batch with value count x and
do setInitialCapacity(x) such that each vector allocates only
what is necessary and not the default amount but the multiplier
forces the memory requirement to go beyond what was needed.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#setInitialTotalCapacity-int-int-">setInitialTotalCapacity</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>numRecords</code> - value count</dd>
<dd><code>totalNumberOfElements</code> - the total number of elements to to allow
for in this vector across all records.</dd>
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<pre>public&nbsp;double&nbsp;getDensity()</pre>
<div class="block">Get the density of this ListVector.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>density</dd>
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<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a>&gt;&nbsp;getChildrenFromFields()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#getChildrenFromFields--">FieldVector</a></code></span></div>
<div class="block">The returned list is the same size as the list passed to initializeChildrenFromFields.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#getChildrenFromFields--">getChildrenFromFields</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the children according to schema (empty for primitive types)</dd>
</dl>
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<pre>public&nbsp;void&nbsp;loadFieldBuffers(<a href="../../../../../org/apache/arrow/vector/ipc/message/ArrowFieldNode.html" title="class in org.apache.arrow.vector.ipc.message">ArrowFieldNode</a>&nbsp;fieldNode,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>&gt;&nbsp;ownBuffers)</pre>
<div class="block">Load the buffers of this vector with provided source buffers.
The caller manages the source buffers and populates them before invoking
this method.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#loadFieldBuffers-org.apache.arrow.vector.ipc.message.ArrowFieldNode-java.util.List-">loadFieldBuffers</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>fieldNode</code> - the fieldNode indicating the value count</dd>
<dd><code>ownBuffers</code> - the buffers for this Field (own buffers only, children not included)</dd>
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<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>&gt;&nbsp;getFieldBuffers()</pre>
<div class="block">Get the buffers belonging to this vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#getFieldBuffers--">getFieldBuffers</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the inner buffers.</dd>
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<pre>public&nbsp;void&nbsp;exportCDataBuffers(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>&gt;&nbsp;buffers,
<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>&nbsp;buffersPtr,
long&nbsp;nullValue)</pre>
<div class="block">Export the buffers of the fields for C Data Interface. This method traverse the buffers and
export buffer and buffer's memory address into a list of buffers and a pointer to the list of buffers.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#exportCDataBuffers-java.util.List-org.apache.arrow.memory.ArrowBuf-long-">exportCDataBuffers</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a></code></dd>
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<h4>getFieldInnerVectors</h4>
<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/arrow/vector/BufferBacked.html" title="interface in org.apache.arrow.vector">BufferBacked</a>&gt;&nbsp;getFieldInnerVectors()</pre>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">This API will be removed as the current implementations no longer support inner vectors.</span></div>
<div class="block">Get the inner vectors.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#getFieldInnerVectors--">getFieldInnerVectors</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the inner vectors for this field as defined by the TypeLayout</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/vector/complex/impl/UnionListWriter.html" title="class in org.apache.arrow.vector.complex.impl">UnionListWriter</a>&nbsp;getWriter()</pre>
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<pre>public&nbsp;void&nbsp;allocateNew()
throws <a href="../../../../../org/apache/arrow/memory/OutOfMemoryException.html" title="class in org.apache.arrow.memory">OutOfMemoryException</a></pre>
<div class="block">Same as <a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#allocateNewSafe--"><code>allocateNewSafe()</code></a>.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#allocateNew--">allocateNew</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/memory/OutOfMemoryException.html" title="class in org.apache.arrow.memory">OutOfMemoryException</a></code> - Thrown if no memory can be allocated.</dd>
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<pre>public&nbsp;boolean&nbsp;allocateNewSafe()</pre>
<div class="block">Allocate memory for the vector. We internally use a default value count
of 4096 to allocate memory for at least these many elements in the
vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#allocateNewSafe--">allocateNewSafe</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#allocateNewSafe--">allocateNewSafe</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>false if memory allocation fails, true otherwise.</dd>
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<pre>public&nbsp;void&nbsp;reAlloc()</pre>
<div class="block">Resize the vector to increase the capacity. The internal behavior is to
double the current value capacity.</div>
<dl>
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<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#reAlloc--">reAlloc</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#reAlloc--">reAlloc</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
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<pre>protected&nbsp;void&nbsp;reallocValidityAndOffsetBuffers()</pre>
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<pre>public&nbsp;void&nbsp;copyFromSafe(int&nbsp;inIndex,
int&nbsp;outIndex,
<a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a>&nbsp;from)</pre>
<div class="block">Same as <a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#copyFrom-int-int-org.apache.arrow.vector.ValueVector-"><code>copyFrom(int, int, ValueVector)</code></a> except that
it handles the case when the capacity of the vector needs to be expanded
before copy.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#copyFromSafe-int-int-org.apache.arrow.vector.ValueVector-">copyFromSafe</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/BaseValueVector.html#copyFromSafe-int-int-org.apache.arrow.vector.ValueVector-">copyFromSafe</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/BaseValueVector.html" title="class in org.apache.arrow.vector">BaseValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>inIndex</code> - position to copy from in source vector</dd>
<dd><code>outIndex</code> - position to copy to in this vector</dd>
<dd><code>from</code> - source vector</dd>
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<pre>public&nbsp;void&nbsp;copyFrom(int&nbsp;inIndex,
int&nbsp;outIndex,
<a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a>&nbsp;from)</pre>
<div class="block">Copy a cell value from a particular index in source vector to a particular
position in this vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#copyFrom-int-int-org.apache.arrow.vector.ValueVector-">copyFrom</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/BaseValueVector.html#copyFrom-int-int-org.apache.arrow.vector.ValueVector-">copyFrom</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/BaseValueVector.html" title="class in org.apache.arrow.vector">BaseValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>inIndex</code> - position to copy from in source vector</dd>
<dd><code>outIndex</code> - position to copy to in this vector</dd>
<dd><code>from</code> - source vector</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a>&nbsp;getDataVector()</pre>
<div class="block">Get the inner data vector for this list vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/RepeatedValueVector.html#getDataVector--">getDataVector</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/RepeatedValueVector.html" title="interface in org.apache.arrow.vector.complex">RepeatedValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#getDataVector--">getDataVector</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>data vector</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util">TransferPair</a>&nbsp;getTransferPair(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;ref,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getTransferPair-java.lang.String-org.apache.arrow.memory.BufferAllocator-">ValueVector</a></code></span></div>
<div class="block">To transfer quota responsibility.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getTransferPair-java.lang.String-org.apache.arrow.memory.BufferAllocator-">getTransferPair</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ref</code> - the name of the vector</dd>
<dd><code>allocator</code> - the target allocator</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a <a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util"><code>transfer pair</code></a>, creating a new target vector of
the same type.</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util">TransferPair</a>&nbsp;getTransferPair(<a href="../../../../../org/apache/arrow/vector/types/pojo/Field.html" title="class in org.apache.arrow.vector.types.pojo">Field</a>&nbsp;field,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getTransferPair-org.apache.arrow.vector.types.pojo.Field-org.apache.arrow.memory.BufferAllocator-">ValueVector</a></code></span></div>
<div class="block">To transfer quota responsibility.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getTransferPair-org.apache.arrow.vector.types.pojo.Field-org.apache.arrow.memory.BufferAllocator-">getTransferPair</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>field</code> - the Field object used by the target vector</dd>
<dd><code>allocator</code> - the target allocator</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a <a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util"><code>transfer pair</code></a>, creating a new target vector of
the same type.</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util">TransferPair</a>&nbsp;getTransferPair(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;ref,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator,
<a href="../../../../../org/apache/arrow/vector/util/CallBack.html" title="interface in org.apache.arrow.vector.util">CallBack</a>&nbsp;callBack)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getTransferPair-java.lang.String-org.apache.arrow.memory.BufferAllocator-org.apache.arrow.vector.util.CallBack-">ValueVector</a></code></span></div>
<div class="block">To transfer quota responsibility.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getTransferPair-java.lang.String-org.apache.arrow.memory.BufferAllocator-org.apache.arrow.vector.util.CallBack-">getTransferPair</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ref</code> - the name of the vector</dd>
<dd><code>allocator</code> - the target allocator</dd>
<dd><code>callBack</code> - A schema change callback.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a <a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util"><code>transfer pair</code></a>, creating a new target vector of
the same type.</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util">TransferPair</a>&nbsp;getTransferPair(<a href="../../../../../org/apache/arrow/vector/types/pojo/Field.html" title="class in org.apache.arrow.vector.types.pojo">Field</a>&nbsp;field,
<a href="../../../../../org/apache/arrow/memory/BufferAllocator.html" title="interface in org.apache.arrow.memory">BufferAllocator</a>&nbsp;allocator,
<a href="../../../../../org/apache/arrow/vector/util/CallBack.html" title="interface in org.apache.arrow.vector.util">CallBack</a>&nbsp;callBack)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getTransferPair-org.apache.arrow.vector.types.pojo.Field-org.apache.arrow.memory.BufferAllocator-org.apache.arrow.vector.util.CallBack-">ValueVector</a></code></span></div>
<div class="block">To transfer quota responsibility.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getTransferPair-org.apache.arrow.vector.types.pojo.Field-org.apache.arrow.memory.BufferAllocator-org.apache.arrow.vector.util.CallBack-">getTransferPair</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>field</code> - the Field object used by the target vector</dd>
<dd><code>allocator</code> - the target allocator</dd>
<dd><code>callBack</code> - A schema change callback.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a <a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util"><code>transfer pair</code></a>, creating a new target vector of
the same type.</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util">TransferPair</a>&nbsp;makeTransferPair(<a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a>&nbsp;target)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#makeTransferPair-org.apache.arrow.vector.ValueVector-">ValueVector</a></code></span></div>
<div class="block">Makes a new transfer pair used to transfer underlying buffers.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#makeTransferPair-org.apache.arrow.vector.ValueVector-">makeTransferPair</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>target</code> - the target for the transfer</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a new <a href="../../../../../org/apache/arrow/vector/util/TransferPair.html" title="interface in org.apache.arrow.vector.util"><code>transfer pair</code></a> that is used to transfer underlying
buffers into the target vector.</dd>
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<pre>public&nbsp;long&nbsp;getValidityBufferAddress()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#getValidityBufferAddress--">FieldVector</a></code></span></div>
<div class="block">Gets the starting address of the underlying buffer associated with validity vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#getValidityBufferAddress--">getValidityBufferAddress</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>buffer address</dd>
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<pre>public&nbsp;long&nbsp;getDataBufferAddress()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#getDataBufferAddress--">FieldVector</a></code></span></div>
<div class="block">Gets the starting address of the underlying buffer associated with data vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#getDataBufferAddress--">getDataBufferAddress</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>buffer address</dd>
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<pre>public&nbsp;long&nbsp;getOffsetBufferAddress()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#getOffsetBufferAddress--">FieldVector</a></code></span></div>
<div class="block">Gets the starting address of the underlying buffer associated with offset vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#getOffsetBufferAddress--">getOffsetBufferAddress</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>buffer address</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>&nbsp;getValidityBuffer()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getValidityBuffer--">ValueVector</a></code></span></div>
<div class="block">Gets the underlying buffer associated with validity vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getValidityBuffer--">getValidityBuffer</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>buffer</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>&nbsp;getDataBuffer()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getDataBuffer--">ValueVector</a></code></span></div>
<div class="block">Gets the underlying buffer associated with data vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getDataBuffer--">getDataBuffer</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>buffer</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>&nbsp;getOffsetBuffer()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getOffsetBuffer--">ValueVector</a></code></span></div>
<div class="block">Gets the underlying buffer associated with offset vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getOffsetBuffer--">getOffsetBuffer</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>buffer</dd>
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<pre>public&nbsp;int&nbsp;hashCode(int&nbsp;index)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#hashCode-int-">ValueVector</a></code></span></div>
<div class="block">Returns hashCode of element in index with the default hasher.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#hashCode-int-">hashCode</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
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<pre>public&nbsp;int&nbsp;hashCode(int&nbsp;index,
<a href="../../../../../org/apache/arrow/memory/util/hash/ArrowBufHasher.html" title="interface in org.apache.arrow.memory.util.hash">ArrowBufHasher</a>&nbsp;hasher)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#hashCode-int-org.apache.arrow.memory.util.hash.ArrowBufHasher-">ValueVector</a></code></span></div>
<div class="block">Returns hashCode of element in index with the given hasher.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#hashCode-int-org.apache.arrow.memory.util.hash.ArrowBufHasher-">hashCode</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
</dl>
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<pre>public&nbsp;&lt;OUT,IN&gt;&nbsp;OUT&nbsp;accept(<a href="../../../../../org/apache/arrow/vector/compare/VectorVisitor.html" title="interface in org.apache.arrow.vector.compare">VectorVisitor</a>&lt;OUT,IN&gt;&nbsp;visitor,
IN&nbsp;value)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#accept-org.apache.arrow.vector.compare.VectorVisitor-IN-">ValueVector</a></code></span></div>
<div class="block">Accept a generic <a href="../../../../../org/apache/arrow/vector/compare/VectorVisitor.html" title="interface in org.apache.arrow.vector.compare"><code>VectorVisitor</code></a> and return the result.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#accept-org.apache.arrow.vector.compare.VectorVisitor-IN-">accept</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>OUT</code> - the output result type.</dd>
<dd><code>IN</code> - the input data together with visitor.</dd>
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<pre>protected&nbsp;<a href="../../../../../org/apache/arrow/vector/complex/reader/FieldReader.html" title="interface in org.apache.arrow.vector.complex.reader">FieldReader</a>&nbsp;getReaderImpl()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/BaseValueVector.html#getReaderImpl--">BaseValueVector</a></code></span></div>
<div class="block">Each vector has a different reader that implements the FieldReader interface. Overridden methods must make
sure to return the correct concrete reader implementation.</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>Returns a lambda that initializes a reader when called.</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/vector/complex/impl/UnionListReader.html" title="class in org.apache.arrow.vector.complex.impl">UnionListReader</a>&nbsp;getReader()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/BaseValueVector.html#getReader--">BaseValueVector</a></code></span></div>
<div class="block">Default implementation to create a reader for the vector. Depends on the individual vector
class' implementation of <a href="../../../../../org/apache/arrow/vector/BaseValueVector.html#getReaderImpl--"><code>BaseValueVector.getReaderImpl()</code></a> to initialize the reader appropriately.</div>
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<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/BaseValueVector.html#getReader--">getReader</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/BaseValueVector.html" title="class in org.apache.arrow.vector">BaseValueVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Concrete instance of FieldReader by using double-checked locking.</dd>
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<pre>public&nbsp;&lt;T extends <a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a>&gt;&nbsp;<a href="../../../../../org/apache/arrow/vector/AddOrGetResult.html" title="class in org.apache.arrow.vector">AddOrGetResult</a>&lt;T&gt;&nbsp;addOrGetVector(<a href="../../../../../org/apache/arrow/vector/types/pojo/FieldType.html" title="class in org.apache.arrow.vector.types.pojo">FieldType</a>&nbsp;fieldType)</pre>
<div class="block">Initialize the child data vector to field type.</div>
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<dd><code><a href="../../../../../org/apache/arrow/vector/complex/PromotableVector.html#addOrGetVector-org.apache.arrow.vector.types.pojo.FieldType-">addOrGetVector</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/PromotableVector.html" title="interface in org.apache.arrow.vector.complex">PromotableVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#addOrGetVector-org.apache.arrow.vector.types.pojo.FieldType-">addOrGetVector</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
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<pre>public&nbsp;int&nbsp;getBufferSize()</pre>
<div class="block">Get the size (number of bytes) of underlying buffers used by this
vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getBufferSize--">getBufferSize</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#getBufferSize--">getBufferSize</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>size of underlying buffers.</dd>
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<pre>public&nbsp;int&nbsp;getBufferSizeFor(int&nbsp;valueCount)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getBufferSizeFor-int-">ValueVector</a></code></span></div>
<div class="block">Returns the number of bytes that is used by this vector if it holds the given number
of values. The result will be the same as if setValueCount() were called, followed
by calling getBufferSize(), but without any of the closing side-effects that setValueCount()
implies wrt finishing off the population of a vector. Some operations might wish to use
this to determine how much memory has been used by a vector so far, even though it is
not finished being populated.</div>
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<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getBufferSizeFor-int-">getBufferSizeFor</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#getBufferSizeFor-int-">getBufferSizeFor</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>valueCount</code> - the number of values to assume this vector contains</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the buffer size if this vector is holding valueCount values</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/vector/types/pojo/Field.html" title="class in org.apache.arrow.vector.types.pojo">Field</a>&nbsp;getField()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getField--">ValueVector</a></code></span></div>
<div class="block">Get information about how this field is materialized.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getField--">getField</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the field corresponding to this vector</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/vector/types/Types.MinorType.html" title="enum in org.apache.arrow.vector.types">Types.MinorType</a>&nbsp;getMinorType()</pre>
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getMinorType--">getMinorType</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
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<pre>public&nbsp;void&nbsp;clear()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#clear--">ValueVector</a></code></span></div>
<div class="block">Release any owned ArrowBuf and reset the ValueVector to the initial state. If the
vector has any child vectors, they will also be cleared.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#clear--">clear</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#clear--">clear</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
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<pre>public&nbsp;void&nbsp;reset()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#reset--">ValueVector</a></code></span></div>
<div class="block">Reset the ValueVector to the initial state without releasing any owned ArrowBuf.
Buffer capacities will remain unchanged and any previous data will be zeroed out.
This includes buffers for data, validity, offset, etc. If the vector has any
child vectors, they will also be reset.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#reset--">reset</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#reset--">reset</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory">ArrowBuf</a>[]&nbsp;getBuffers(boolean&nbsp;clear)</pre>
<div class="block">Return the underlying buffers associated with this vector. Note that this doesn't
impact the reference counts for this buffer so it only should be used for in-context
access. Also note that this buffer changes regularly thus
external classes shouldn't hold a reference to it (unless they change it).</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getBuffers-boolean-">getBuffers</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#getBuffers-boolean-">getBuffers</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>clear</code> - Whether to clear vector before returning; the buffers will still be refcounted
but the returned array will be the only reference to them</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The underlying <a href="../../../../../org/apache/arrow/memory/ArrowBuf.html" title="class in org.apache.arrow.memory"><code>buffers</code></a> that is used by this
vector instance.</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/arrow/vector/complex/UnionVector.html" title="class in org.apache.arrow.vector.complex">UnionVector</a>&nbsp;promoteToUnion()</pre>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/PromotableVector.html#promoteToUnion--">promoteToUnion</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/PromotableVector.html" title="interface in org.apache.arrow.vector.complex">PromotableVector</a></code></dd>
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<pre>protected&nbsp;void&nbsp;invalidateReader()</pre>
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<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;?&gt;&nbsp;getObject(int&nbsp;index)</pre>
<div class="block">Get the element in the list vector at a particular index.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getObject-int-">getObject</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>index</code> - position of the element</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Object at given position</dd>
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<pre>public&nbsp;boolean&nbsp;isNull(int&nbsp;index)</pre>
<div class="block">Check if element at given index is null.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#isNull-int-">isNull</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#isNull-int-">isNull</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>index</code> - position of element</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if element at given index is null, false otherwise</dd>
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<pre>public&nbsp;boolean&nbsp;isEmpty(int&nbsp;index)</pre>
<div class="block">Check if element at given index is empty list.</div>
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<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#isEmpty-int-">isEmpty</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>index</code> - position of element</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if element at given index is empty list or NULL, false otherwise</dd>
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<pre>public&nbsp;int&nbsp;isSet(int&nbsp;index)</pre>
<div class="block">Same as <a href="../../../../../org/apache/arrow/vector/complex/ListVector.html#isNull-int-"><code>isNull(int)</code></a>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>index</code> - position of element</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>1 if element at given index is not null, 0 otherwise</dd>
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<pre>public&nbsp;int&nbsp;getNullCount()</pre>
<div class="block">Get the number of elements that are null in the vector.</div>
<dl>
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<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getNullCount--">getNullCount</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the number of null elements.</dd>
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<pre>public&nbsp;int&nbsp;getValueCapacity()</pre>
<div class="block">Get the current value capacity for the vector.</div>
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<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#getValueCapacity--">getValueCapacity</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
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<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#getValueCapacity--">getValueCapacity</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>number of elements that vector can hold.</dd>
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<pre>public&nbsp;void&nbsp;setNotNull(int&nbsp;index)</pre>
<div class="block">Sets the list at index to be not-null. Reallocates validity buffer if index
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<pre>public&nbsp;void&nbsp;setNull(int&nbsp;index)</pre>
<div class="block">Sets list at index to be null.</div>
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<dd><code><a href="../../../../../org/apache/arrow/vector/FieldVector.html#setNull-int-">setNull</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/FieldVector.html" title="interface in org.apache.arrow.vector">FieldVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>index</code> - position in vector</dd>
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<pre>public&nbsp;int&nbsp;startNewValue(int&nbsp;index)</pre>
<div class="block">Start a new value in the list vector.</div>
<dl>
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<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#startNewValue-int-">startNewValue</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>index</code> - index of the value to start</dd>
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<pre>public&nbsp;void&nbsp;endValue(int&nbsp;index,
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<div class="block">End the current value.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>index</code> - index of the value to end</dd>
<dd><code>size</code> - number of elements in the list that was written</dd>
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<pre>public&nbsp;void&nbsp;setValueCount(int&nbsp;valueCount)</pre>
<div class="block">Sets the value count for the vector.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/ValueVector.html#setValueCount-int-">setValueCount</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/ValueVector.html" title="interface in org.apache.arrow.vector">ValueVector</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html#setValueCount-int-">setValueCount</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseRepeatedValueVector.html" title="class in org.apache.arrow.vector.complex">BaseRepeatedValueVector</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>valueCount</code> - value count</dd>
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<pre>public&nbsp;int&nbsp;getElementStartIndex(int&nbsp;index)</pre>
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<div class="block">Get data vector start index with the given list index.</div>
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<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseListVector.html#getElementStartIndex-int-">getElementStartIndex</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseListVector.html" title="interface in org.apache.arrow.vector.complex">BaseListVector</a></code></dd>
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<h4>getElementEndIndex</h4>
<pre>public&nbsp;int&nbsp;getElementEndIndex(int&nbsp;index)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseListVector.html#getElementEndIndex-int-">BaseListVector</a></code></span></div>
<div class="block">Get data vector end index with the given list index.</div>
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/arrow/vector/complex/BaseListVector.html#getElementEndIndex-int-">getElementEndIndex</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/arrow/vector/complex/BaseListVector.html" title="interface in org.apache.arrow.vector.complex">BaseListVector</a></code></dd>
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