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| <h2 title="Class FirstKeyValueMatchingQualifiersFilter" class="title">Class FirstKeyValueMatchingQualifiersFilter</h2> |
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| <li><a href="../../../../../org/apache/hadoop/hbase/filter/Filter.html" title="class in org.apache.hadoop.hbase.filter">org.apache.hadoop.hbase.filter.Filter</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../org/apache/hadoop/hbase/filter/FilterBase.html" title="class in org.apache.hadoop.hbase.filter">org.apache.hadoop.hbase.filter.FilterBase</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html" title="class in org.apache.hadoop.hbase.filter">org.apache.hadoop.hbase.filter.FirstKeyOnlyFilter</a></li> |
| <li> |
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| <li>org.apache.hadoop.hbase.filter.FirstKeyValueMatchingQualifiersFilter</li> |
| </ul> |
| </li> |
| </ul> |
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| <div class="block"><span class="deprecatedLabel">Deprecated.</span> |
| <div class="block"><span class="deprecationComment">Deprecated in 2.0.0 and will be removed in 3.0.0.</span></div> |
| </div> |
| <br> |
| <pre>@InterfaceAudience.Public |
| <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 class <a href="../../../../../src-html/org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#line.51">FirstKeyValueMatchingQualifiersFilter</a> |
| extends <a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html" title="class in org.apache.hadoop.hbase.filter">FirstKeyOnlyFilter</a></pre> |
| <div class="block">The filter looks for the given columns in KeyValue. Once there is a match for |
| any one of the columns, it returns ReturnCode.NEXT_ROW for remaining |
| KeyValues in the row. |
| <p> |
| Note : It may emit KVs which do not have the given columns in them, if |
| these KVs happen to occur before a KV which does have a match. Given this |
| caveat, this filter is only useful for special cases |
| like org.apache.hadoop.hbase.mapreduce.RowCounter. |
| <p></div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="https://issues.apache.org/jira/browse/HBASE-13347">HBASE-13347</a></dd> |
| </dl> |
| </li> |
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| </a> |
| <h3>Nested classes/interfaces inherited from class org.apache.hadoop.hbase.filter.<a href="../../../../../org/apache/hadoop/hbase/filter/Filter.html" title="class in org.apache.hadoop.hbase.filter">Filter</a></h3> |
| <code><a href="../../../../../org/apache/hadoop/hbase/filter/Filter.ReturnCode.html" title="enum in org.apache.hadoop.hbase.filter">Filter.ReturnCode</a></code></li> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><byte[]></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#qualifiers">qualifiers</a></span></code> |
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| <code><a href="../../../../../org/apache/hadoop/hbase/filter/Filter.html#reversed">reversed</a></code></li> |
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| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#FirstKeyValueMatchingQualifiersFilter-java.util.Set-">FirstKeyValueMatchingQualifiersFilter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><byte[]> qualifiers)</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block">Constructor which takes a set of columns.</div> |
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| <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>(package private) boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#areSerializedFieldsEqual-org.apache.hadoop.hbase.filter.Filter-">areSerializedFieldsEqual</a></span>(<a href="../../../../../org/apache/hadoop/hbase/filter/Filter.html" title="class in org.apache.hadoop.hbase.filter">Filter</a> o)</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block">Default implementation so that writers of custom filters aren't forced to implement.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#equals-java.lang.Object-">equals</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> obj)</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/hadoop/hbase/filter/Filter.ReturnCode.html" title="enum in org.apache.hadoop.hbase.filter">Filter.ReturnCode</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#filterCell-org.apache.hadoop.hbase.Cell-">filterCell</a></span>(<a href="../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> c)</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block">A way to filter based on the column family, column qualifier and/or the column value.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#hashCode--">hashCode</a></span>()</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>private boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#hasOneMatchingQualifier-org.apache.hadoop.hbase.Cell-">hasOneMatchingQualifier</a></span>(<a href="../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> c)</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html" title="class in org.apache.hadoop.hbase.filter">FirstKeyValueMatchingQualifiersFilter</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#parseFrom-byte:A-">parseFrom</a></span>(byte[] pbBytes)</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>byte[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#toByteArray--">toByteArray</a></span>()</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block">Return length 0 byte array for Filters that don't require special serialization</div> |
| </td> |
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| <h3>Field Detail</h3> |
| <a name="qualifiers"> |
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| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>qualifiers</h4> |
| <pre>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><byte[]> <a href="../../../../../src-html/org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#line.53">qualifiers</a></pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| </li> |
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| <h4>FirstKeyValueMatchingQualifiersFilter</h4> |
| <pre>public <a href="../../../../../src-html/org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#line.61">FirstKeyValueMatchingQualifiersFilter</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><byte[]> qualifiers)</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block">Constructor which takes a set of columns. As soon as first KeyValue |
| matching any of these columns is found, filter moves to next row.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>qualifiers</code> - the set of columns to me matched.</dd> |
| </dl> |
| </li> |
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| <h4>filterCell</h4> |
| <pre>public <a href="../../../../../org/apache/hadoop/hbase/filter/Filter.ReturnCode.html" title="enum in org.apache.hadoop.hbase.filter">Filter.ReturnCode</a> <a href="../../../../../src-html/org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#line.66">filterCell</a>(<a href="../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> c)</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/hadoop/hbase/filter/Filter.html#filterCell-org.apache.hadoop.hbase.Cell-">Filter</a></code></span></div> |
| <div class="block">A way to filter based on the column family, column qualifier and/or the column value. Return |
| code is described below. This allows filters to filter only certain number of columns, then |
| terminate without matching ever column. |
| |
| If filterRowKey returns true, filterCell needs to be consistent with it. |
| |
| filterCell can assume that filterRowKey has already been called for the row. |
| |
| If your filter returns <code>ReturnCode.NEXT_ROW</code>, it should return |
| <code>ReturnCode.NEXT_ROW</code> until <a href="../../../../../org/apache/hadoop/hbase/filter/Filter.html#reset--"><code>Filter.reset()</code></a> is called just in case the caller calls |
| for the next row. |
| |
| Concrete implementers can signal a failure condition in their code by throwing an |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io"><code>IOException</code></a>.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html#filterCell-org.apache.hadoop.hbase.Cell-">filterCell</a></code> in class <code><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html" title="class in org.apache.hadoop.hbase.filter">FirstKeyOnlyFilter</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>c</code> - the Cell in question</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>code as described below</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../org/apache/hadoop/hbase/filter/Filter.ReturnCode.html" title="enum in org.apache.hadoop.hbase.filter"><code>Filter.ReturnCode</code></a></dd> |
| </dl> |
| </li> |
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| <a name="hasOneMatchingQualifier-org.apache.hadoop.hbase.Cell-"> |
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| <h4>hasOneMatchingQualifier</h4> |
| <pre>private boolean <a href="../../../../../src-html/org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#line.75">hasOneMatchingQualifier</a>(<a href="../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> c)</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
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| </ul> |
| <a name="toByteArray--"> |
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| <ul class="blockList"> |
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| <h4>toByteArray</h4> |
| <pre>public byte[] <a href="../../../../../src-html/org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#line.88">toByteArray</a>()</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/hadoop/hbase/filter/FilterBase.html#toByteArray--">FilterBase</a></code></span></div> |
| <div class="block">Return length 0 byte array for Filters that don't require special serialization</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html#toByteArray--">toByteArray</a></code> in class <code><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html" title="class in org.apache.hadoop.hbase.filter">FirstKeyOnlyFilter</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The filter serialized using pb</dd> |
| </dl> |
| </li> |
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| <h4>parseFrom</h4> |
| <pre>public static <a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html" title="class in org.apache.hadoop.hbase.filter">FirstKeyValueMatchingQualifiersFilter</a> <a href="../../../../../src-html/org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#line.103">parseFrom</a>(byte[] pbBytes) |
| throws <a href="../../../../../org/apache/hadoop/hbase/exceptions/DeserializationException.html" title="class in org.apache.hadoop.hbase.exceptions">DeserializationException</a></pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>pbBytes</code> - A pb serialized <a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html" title="class in org.apache.hadoop.hbase.filter"><code>FirstKeyValueMatchingQualifiersFilter</code></a> instance</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>An instance of <a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html" title="class in org.apache.hadoop.hbase.filter"><code>FirstKeyValueMatchingQualifiersFilter</code></a> made from <code>bytes</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/exceptions/DeserializationException.html" title="class in org.apache.hadoop.hbase.exceptions">DeserializationException</a></code></dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#toByteArray--"><code>toByteArray()</code></a></dd> |
| </dl> |
| </li> |
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| <a name="areSerializedFieldsEqual-org.apache.hadoop.hbase.filter.Filter-"> |
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| <h4>areSerializedFieldsEqual</h4> |
| <pre>boolean <a href="../../../../../src-html/org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#line.125">areSerializedFieldsEqual</a>(<a href="../../../../../org/apache/hadoop/hbase/filter/Filter.html" title="class in org.apache.hadoop.hbase.filter">Filter</a> o)</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/hadoop/hbase/filter/FilterBase.html#areSerializedFieldsEqual-org.apache.hadoop.hbase.filter.Filter-">FilterBase</a></code></span></div> |
| <div class="block">Default implementation so that writers of custom filters aren't forced to implement.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html#areSerializedFieldsEqual-org.apache.hadoop.hbase.filter.Filter-">areSerializedFieldsEqual</a></code> in class <code><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html" title="class in org.apache.hadoop.hbase.filter">FirstKeyOnlyFilter</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>o</code> - the other filter to compare with</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if and only if the fields of the filter that are serialized |
| are equal to the corresponding fields in other. Used for testing.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="equals-java.lang.Object-"> |
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| <h4>equals</h4> |
| <pre>public boolean <a href="../../../../../src-html/org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#line.134">equals</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> obj)</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html#equals-java.lang.Object-">equals</a></code> in class <code><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html" title="class in org.apache.hadoop.hbase.filter">FirstKeyOnlyFilter</a></code></dd> |
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| <pre>public int <a href="../../../../../src-html/org/apache/hadoop/hbase/filter/FirstKeyValueMatchingQualifiersFilter.html#line.139">hashCode</a>()</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html#hashCode--">hashCode</a></code> in class <code><a href="../../../../../org/apache/hadoop/hbase/filter/FirstKeyOnlyFilter.html" title="class in org.apache.hadoop.hbase.filter">FirstKeyOnlyFilter</a></code></dd> |
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