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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.iceberg.data</a></div> |
| <h2 title="Class BaseDeleteLoader" class="title">Class BaseDeleteLoader</h2> |
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| <pre>public class <span class="typeNameLabel">BaseDeleteLoader</span> |
| extends java.lang.Object |
| implements <a href="DeleteLoader.html" title="interface in org.apache.iceberg.data">DeleteLoader</a></pre> |
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| <th class="colFirst" scope="col">Constructor</th> |
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| <tr class="altColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(java.util.function.Function)">BaseDeleteLoader</a></span>​(java.util.function.Function<<a href="../DeleteFile.html" title="interface in org.apache.iceberg">DeleteFile</a>,​<a href="../io/InputFile.html" title="interface in org.apache.iceberg.io">InputFile</a>> loadInputFile)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(java.util.function.Function,java.util.concurrent.ExecutorService)">BaseDeleteLoader</a></span>​(java.util.function.Function<<a href="../DeleteFile.html" title="interface in org.apache.iceberg">DeleteFile</a>,​<a href="../io/InputFile.html" title="interface in org.apache.iceberg.io">InputFile</a>> loadInputFile, |
| java.util.concurrent.ExecutorService workerPool)</code></th> |
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| <td class="colFirst"><code>protected boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#canCache(long)">canCache</a></span>​(long size)</code></th> |
| <td class="colLast"> |
| <div class="block">Checks if the given number of bytes can be cached.</div> |
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| <td class="colFirst"><code>protected <V> V</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getOrLoad(java.lang.String,java.util.function.Supplier,long)">getOrLoad</a></span>​(java.lang.String key, |
| java.util.function.Supplier<V> valueSupplier, |
| long valueSize)</code></th> |
| <td class="colLast"> |
| <div class="block">Gets the cached value for the key or populates the cache with a new mapping.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../util/StructLikeSet.html" title="class in org.apache.iceberg.util">StructLikeSet</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#loadEqualityDeletes(java.lang.Iterable,org.apache.iceberg.Schema)">loadEqualityDeletes</a></span>​(java.lang.Iterable<<a href="../DeleteFile.html" title="interface in org.apache.iceberg">DeleteFile</a>> deleteFiles, |
| <a href="../Schema.html" title="class in org.apache.iceberg">Schema</a> projection)</code></th> |
| <td class="colLast"> |
| <div class="block">Loads the content of equality delete files into a set.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="../deletes/PositionDeleteIndex.html" title="interface in org.apache.iceberg.deletes">PositionDeleteIndex</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#loadPositionDeletes(java.lang.Iterable,java.lang.CharSequence)">loadPositionDeletes</a></span>​(java.lang.Iterable<<a href="../DeleteFile.html" title="interface in org.apache.iceberg">DeleteFile</a>> deleteFiles, |
| java.lang.CharSequence filePath)</code></th> |
| <td class="colLast"> |
| <div class="block">Loads the content of position delete files for a given data file path into a position index.</div> |
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| <h4>BaseDeleteLoader</h4> |
| <pre>public BaseDeleteLoader​(java.util.function.Function<<a href="../DeleteFile.html" title="interface in org.apache.iceberg">DeleteFile</a>,​<a href="../io/InputFile.html" title="interface in org.apache.iceberg.io">InputFile</a>> loadInputFile)</pre> |
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| <h4>BaseDeleteLoader</h4> |
| <pre>public BaseDeleteLoader​(java.util.function.Function<<a href="../DeleteFile.html" title="interface in org.apache.iceberg">DeleteFile</a>,​<a href="../io/InputFile.html" title="interface in org.apache.iceberg.io">InputFile</a>> loadInputFile, |
| java.util.concurrent.ExecutorService workerPool)</pre> |
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| <h4>canCache</h4> |
| <pre class="methodSignature">protected boolean canCache​(long size)</pre> |
| <div class="block">Checks if the given number of bytes can be cached. |
| |
| <p>Implementations should override this method if they support caching. It is also recommended |
| to use the provided size as a guideline to decide whether the value is eligible for caching. |
| For instance, it may be beneficial to discard values that are too large to optimize the cache |
| performance and utilization.</div> |
| </li> |
| </ul> |
| <a id="getOrLoad(java.lang.String,java.util.function.Supplier,long)"> |
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| <h4>getOrLoad</h4> |
| <pre class="methodSignature">protected <V> V getOrLoad​(java.lang.String key, |
| java.util.function.Supplier<V> valueSupplier, |
| long valueSize)</pre> |
| <div class="block">Gets the cached value for the key or populates the cache with a new mapping. |
| |
| <p>If the value for the specified key is in the cache, it should be returned. If the value is |
| not in the cache, implementations should compute the value using the provided supplier, cache |
| it, and then return it. |
| |
| <p>This method will be called only if <a href="#canCache(long)"><code>canCache(long)</code></a> returned true.</div> |
| </li> |
| </ul> |
| <a id="loadEqualityDeletes(java.lang.Iterable,org.apache.iceberg.Schema)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>loadEqualityDeletes</h4> |
| <pre class="methodSignature">public <a href="../util/StructLikeSet.html" title="class in org.apache.iceberg.util">StructLikeSet</a> loadEqualityDeletes​(java.lang.Iterable<<a href="../DeleteFile.html" title="interface in org.apache.iceberg">DeleteFile</a>> deleteFiles, |
| <a href="../Schema.html" title="class in org.apache.iceberg">Schema</a> projection)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="DeleteLoader.html#loadEqualityDeletes(java.lang.Iterable,org.apache.iceberg.Schema)">DeleteLoader</a></code></span></div> |
| <div class="block">Loads the content of equality delete files into a set.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="DeleteLoader.html#loadEqualityDeletes(java.lang.Iterable,org.apache.iceberg.Schema)">loadEqualityDeletes</a></code> in interface <code><a href="DeleteLoader.html" title="interface in org.apache.iceberg.data">DeleteLoader</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>deleteFiles</code> - equality delete files</dd> |
| <dd><code>projection</code> - a projection of columns to load</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a set of equality deletes</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="loadPositionDeletes(java.lang.Iterable,java.lang.CharSequence)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>loadPositionDeletes</h4> |
| <pre class="methodSignature">public <a href="../deletes/PositionDeleteIndex.html" title="interface in org.apache.iceberg.deletes">PositionDeleteIndex</a> loadPositionDeletes​(java.lang.Iterable<<a href="../DeleteFile.html" title="interface in org.apache.iceberg">DeleteFile</a>> deleteFiles, |
| java.lang.CharSequence filePath)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="DeleteLoader.html#loadPositionDeletes(java.lang.Iterable,java.lang.CharSequence)">DeleteLoader</a></code></span></div> |
| <div class="block">Loads the content of position delete files for a given data file path into a position index.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="DeleteLoader.html#loadPositionDeletes(java.lang.Iterable,java.lang.CharSequence)">loadPositionDeletes</a></code> in interface <code><a href="DeleteLoader.html" title="interface in org.apache.iceberg.data">DeleteLoader</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>deleteFiles</code> - position delete files</dd> |
| <dd><code>filePath</code> - the data file path for which to load deletes</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a position delete index for the provided data file path</dd> |
| </dl> |
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