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| <h2 title="Class KeyValueUtil" class="title">Class KeyValueUtil</h2> |
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| <pre>@InterfaceAudience.Private |
| public class <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.49">KeyValueUtil</a> |
| extends <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></pre> |
| <div class="block">static convenience methods for dealing with KeyValues and collections of KeyValues</div> |
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| <td class="colFirst"><code>private static org.slf4j.Logger</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#LOG">LOG</a></span></code> </td> |
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| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#appendKeyTo-org.apache.hadoop.hbase.Cell-byte:A-int-">appendKeyTo</a></span>(<a href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> cell, |
| byte[] output, |
| int offset)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#appendKeyTo-org.apache.hadoop.hbase.Cell-java.nio.ByteBuffer-int-">appendKeyTo</a></span>(<a href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> cell, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/ByteBuffer.html?is-external=true" title="class or interface in java.nio">ByteBuffer</a> buf, |
| int offset)</code> </td> |
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| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#appendTo-org.apache.hadoop.hbase.Cell-java.nio.ByteBuffer-int-boolean-">appendTo</a></span>(<a href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> cell, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/ByteBuffer.html?is-external=true" title="class or interface in java.nio">ByteBuffer</a> buf, |
| int offset, |
| boolean withTags)</code> |
| <div class="block">Copy the Cell content into the passed buf in KeyValue serialization format.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#appendToByteArray-org.apache.hadoop.hbase.Cell-byte:A-int-boolean-">appendToByteArray</a></span>(<a href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> cell, |
| byte[] output, |
| int offset, |
| boolean withTags)</code> |
| <div class="block">copy key and value</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#appendToByteBuffer-java.nio.ByteBuffer-org.apache.hadoop.hbase.KeyValue-boolean-">appendToByteBuffer</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/ByteBuffer.html?is-external=true" title="class or interface in java.nio">ByteBuffer</a> bb, |
| <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> kv, |
| boolean includeMvccVersion)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>(package private) static <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></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#bytesToHex-byte:A-int-int-">bytesToHex</a></span>(byte[] buf, |
| int offset, |
| int length)</code> </td> |
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| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>(package private) static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#checkKeyValueBytes-byte:A-int-int-boolean-">checkKeyValueBytes</a></span>(byte[] buf, |
| int offset, |
| int length, |
| boolean withTags)</code> </td> |
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| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>private static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#checkKeyValueTagBytes-byte:A-int-int-int-int-">checkKeyValueTagBytes</a></span>(byte[] buf, |
| int offset, |
| int length, |
| int pos, |
| int endOffset)</code> </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/ByteBuffer.html?is-external=true" title="class or interface in java.nio">ByteBuffer</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#copyKeyToNewByteBuffer-org.apache.hadoop.hbase.Cell-">copyKeyToNewByteBuffer</a></span>(<a href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> cell)</code> |
| <div class="block">The position will be set to the beginning of the new ByteBuffer</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#copyToNewByteArray-org.apache.hadoop.hbase.Cell-">copyToNewByteArray</a></span>(<a href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> cell)</code> </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#copyToNewKeyValue-org.apache.hadoop.hbase.Cell-">copyToNewKeyValue</a></span>(<a href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> cell)</code> |
| <div class="block">copy the cell to create a new keyvalue</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#create-java.io.DataInput-">create</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/DataInput.html?is-external=true" title="class or interface in java.io">DataInput</a> in)</code> </td> |
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| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#create-int-java.io.DataInput-">create</a></span>(int length, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/DataInput.html?is-external=true" title="class or interface in java.io">DataInput</a> in)</code> |
| <div class="block">Create a KeyValue reading <code>length</code> from <code>in</code></div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#createFirstOnRow-byte:A-">createFirstOnRow</a></span>(byte[] row)</code> |
| <div class="block">Create a KeyValue that is smaller than all other possible KeyValues |
| for the given row.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
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| byte[] family, |
| byte[] qualifier)</code> |
| <div class="block">Create a KeyValue for the specified row, family and qualifier that would be |
| smaller than all other possible KeyValues that have the same row,family,qualifier.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
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| byte[] row, |
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| byte[] qualifier)</code> |
| <div class="block">Create a KeyValue for the specified row, family and qualifier that would be |
| smaller than all other possible KeyValues that have the same row, |
| family, qualifier.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
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| byte[] f, |
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| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
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| int boffset, |
| byte[] row, |
| int roffset, |
| int rlength, |
| byte[] family, |
| int foffset, |
| int flength, |
| byte[] qualifier, |
| int qoffset, |
| int qlength)</code> |
| <div class="block">Create a KeyValue for the specified row, family and qualifier that would be |
| smaller than all other possible KeyValues that have the same row, |
| family, qualifier.</div> |
| </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
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| int roffset, |
| int rlength, |
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| int foffset, |
| int flength, |
| byte[] qualifier, |
| int qoffset, |
| int qlength)</code> |
| <div class="block">Create a KeyValue for the specified row, family and qualifier that would be |
| smaller than all other possible KeyValues that have the same row, |
| family, qualifier.</div> |
| </td> |
| </tr> |
| <tr id="i19" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
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| int roffset, |
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| <div class="block">Create a KeyValue that is smaller than all other possible KeyValues |
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| <tr id="i20" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
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| <div class="block">Creates a KeyValue that is smaller than all other KeyValues that |
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| </tr> |
| <tr id="i21" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#createKeyValueFromInputStream-java.io.InputStream-boolean-">createKeyValueFromInputStream</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> in, |
| boolean withTags)</code> |
| <div class="block">Create a KeyValue reading from the raw InputStream.</div> |
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| <tr id="i22" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
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| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
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| <tr id="i26" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a></code></td> |
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| <tr id="i27" class="rowColor"> |
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| int offset, |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.252">previousKey</a>(<a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> in)</pre> |
| <div class="block">Decrement the timestamp. For tests (currently wasteful) |
| |
| Remember timestamps are sorted reverse chronologically.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - </dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>previous key</dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.283">createLastOnRow</a>(byte[] row, |
| int roffset, |
| int rlength, |
| byte[] family, |
| int foffset, |
| int flength, |
| byte[] qualifier, |
| int qoffset, |
| int qlength)</pre> |
| <div class="block">Create a KeyValue for the specified row, family and qualifier that would be |
| larger than or equal to all other possible KeyValues that have the same |
| row, family, qualifier. Used for reseeking. Should NEVER be returned to a client.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>row</code> - row key</dd> |
| <dd><code>roffset</code> - row offset</dd> |
| <dd><code>rlength</code> - row length</dd> |
| <dd><code>family</code> - family name</dd> |
| <dd><code>foffset</code> - family offset</dd> |
| <dd><code>flength</code> - family length</dd> |
| <dd><code>qualifier</code> - column qualifier</dd> |
| <dd><code>qoffset</code> - qualifier offset</dd> |
| <dd><code>qlength</code> - qualifier length</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Last possible key on passed row, family, qualifier.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createFirstOnRow-byte:A-int-short-"> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.298">createFirstOnRow</a>(byte[] row, |
| int roffset, |
| short rlength)</pre> |
| <div class="block">Create a KeyValue that is smaller than all other possible KeyValues |
| for the given row. That is any (valid) KeyValue on 'row' would sort |
| _after_ the result.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>row</code> - - row key (arbitrary byte array)</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>First possible KeyValue on passed <code>row</code></dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.310">createLastOnRow</a>(byte[] row)</pre> |
| <div class="block">Creates a KeyValue that is last on the specified row id. That is, |
| every other possible KeyValue for the given row would compareTo() |
| less than the result of this call.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>row</code> - row key</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Last possible KeyValue on passed <code>row</code></dd> |
| </dl> |
| </li> |
| </ul> |
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| <div class="block">Create a KeyValue that is smaller than all other possible KeyValues |
| for the given row. That is any (valid) KeyValue on 'row' would sort |
| _after_ the result.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>row</code> - - row key (arbitrary byte array)</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>First possible KeyValue on passed <code>row</code></dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.333">createFirstOnRow</a>(byte[] row, |
| long ts)</pre> |
| <div class="block">Creates a KeyValue that is smaller than all other KeyValues that |
| are older than the passed timestamp.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>row</code> - - row key (arbitrary byte array)</dd> |
| <dd><code>ts</code> - - timestamp</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>First possible key on passed <code>row</code> and timestamp.</dd> |
| </dl> |
| </li> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.347">createFirstOnRow</a>(byte[] row, |
| byte[] family, |
| byte[] qualifier)</pre> |
| <div class="block">Create a KeyValue for the specified row, family and qualifier that would be |
| smaller than all other possible KeyValues that have the same row,family,qualifier. |
| Used for seeking.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>row</code> - - row key (arbitrary byte array)</dd> |
| <dd><code>family</code> - - family name</dd> |
| <dd><code>qualifier</code> - - column qualifier</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>First possible key on passed <code>row</code>, and column.</dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.359">createFirstOnRow</a>(byte[] row, |
| byte[] f, |
| byte[] q, |
| long ts)</pre> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>row</code> - - row key (arbitrary byte array)</dd> |
| <dd><code>f</code> - - family name</dd> |
| <dd><code>q</code> - - column qualifier</dd> |
| <dd><code>ts</code> - - timestamp</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>First possible key on passed <code>row</code>, column and timestamp</dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.380">createFirstOnRow</a>(byte[] row, |
| int roffset, |
| int rlength, |
| byte[] family, |
| int foffset, |
| int flength, |
| byte[] qualifier, |
| int qoffset, |
| int qlength)</pre> |
| <div class="block">Create a KeyValue for the specified row, family and qualifier that would be |
| smaller than all other possible KeyValues that have the same row, |
| family, qualifier. |
| Used for seeking.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>row</code> - row key</dd> |
| <dd><code>roffset</code> - row offset</dd> |
| <dd><code>rlength</code> - row length</dd> |
| <dd><code>family</code> - family name</dd> |
| <dd><code>foffset</code> - family offset</dd> |
| <dd><code>flength</code> - family length</dd> |
| <dd><code>qualifier</code> - column qualifier</dd> |
| <dd><code>qoffset</code> - qualifier offset</dd> |
| <dd><code>qlength</code> - qualifier length</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>First possible key on passed Row, Family, Qualifier.</dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.405">createFirstOnRow</a>(byte[] buffer, |
| byte[] row, |
| byte[] family, |
| byte[] qualifier) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></pre> |
| <div class="block">Create a KeyValue for the specified row, family and qualifier that would be |
| smaller than all other possible KeyValues that have the same row, |
| family, qualifier. |
| Used for seeking.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>buffer</code> - the buffer to use for the new <code>KeyValue</code> object</dd> |
| <dd><code>row</code> - the value key</dd> |
| <dd><code>family</code> - family name</dd> |
| <dd><code>qualifier</code> - column qualifier</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>First possible key on passed Row, Family, Qualifier.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - The resulting <code>KeyValue</code> object would be larger |
| than the provided buffer or than <code>Integer.MAX_VALUE</code></dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.436">createFirstOnRow</a>(byte[] buffer, |
| int boffset, |
| byte[] row, |
| int roffset, |
| int rlength, |
| byte[] family, |
| int foffset, |
| int flength, |
| byte[] qualifier, |
| int qoffset, |
| int qlength) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></pre> |
| <div class="block">Create a KeyValue for the specified row, family and qualifier that would be |
| smaller than all other possible KeyValues that have the same row, |
| family, qualifier. |
| Used for seeking.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>buffer</code> - the buffer to use for the new <code>KeyValue</code> object</dd> |
| <dd><code>boffset</code> - buffer offset</dd> |
| <dd><code>row</code> - the value key</dd> |
| <dd><code>roffset</code> - row offset</dd> |
| <dd><code>rlength</code> - row length</dd> |
| <dd><code>family</code> - family name</dd> |
| <dd><code>foffset</code> - family offset</dd> |
| <dd><code>flength</code> - family length</dd> |
| <dd><code>qualifier</code> - column qualifier</dd> |
| <dd><code>qoffset</code> - qualifier offset</dd> |
| <dd><code>qlength</code> - qualifier length</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>First possible key on passed Row, Family, Qualifier.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - The resulting <code>KeyValue</code> object would be larger |
| than the provided buffer or than <code>Integer.MAX_VALUE</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="ensureKeyValue-org.apache.hadoop.hbase.Cell-"> |
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| <h4>ensureKeyValue</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 static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.469">ensureKeyValue</a>(<a href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> cell)</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> <span class="deprecationComment">without any replacement.</span></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>cell</code> - </dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>cell</code> if it is an object of class <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase"><code>KeyValue</code></a> else we will return a |
| new <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase"><code>KeyValue</code></a> instance made from <code>cell</code> Note: Even if the cell is an |
| object of any of the subclass of <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase"><code>KeyValue</code></a>, we will create a new |
| <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase"><code>KeyValue</code></a> object wrapping same buffer. This API is used only with MR based tools |
| which expect the type to be exactly KeyValue. That is the reason for doing this way.</dd> |
| </dl> |
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| <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 static <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><<a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a>> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.486">ensureKeyValues</a>(<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><<a href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>> cells)</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| </li> |
| </ul> |
| <a name="write-org.apache.hadoop.hbase.KeyValue-java.io.DataOutput-"> |
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| <pre>public static long <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.505">write</a>(<a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> kv, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/DataOutput.html?is-external=true" title="class or interface in java.io">DataOutput</a> out) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Write out a KeyValue in the manner in which we used to when KeyValue was a |
| Writable.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>kv</code> - </dd> |
| <dd><code>out</code> - </dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Length written on stream</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#create-java.io.DataInput-"><code>for the inverse function</code></a></dd> |
| </dl> |
| </li> |
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| <pre>static <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> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.515">bytesToHex</a>(byte[] buf, |
| int offset, |
| int length)</pre> |
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| int offset, |
| int length, |
| boolean withTags)</pre> |
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| int offset, |
| int length, |
| int pos, |
| int endOffset)</pre> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.701">createKeyValueFromInputStream</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> in, |
| boolean withTags) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Create a KeyValue reading from the raw InputStream. Named |
| <code>createKeyValueFromInputStream</code> so doesn't clash with <a href="../../../../org/apache/hadoop/hbase/KeyValueUtil.html#create-java.io.DataInput-"><code>create(DataInput)</code></a></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - inputStream to read.</dd> |
| <dd><code>withTags</code> - whether the keyvalue should include tags are not</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Created KeyValue OR if we find a length of zero, we will return null which can be |
| useful marking a stream as done.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.726">createKeyValueFromKey</a>(byte[] b)</pre> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>b</code> - </dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>A KeyValue made of a byte array that holds the key-only part. |
| Needed to convert hfile index members to KeyValues.</dd> |
| </dl> |
| </li> |
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| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.735">createKeyValueFromKey</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/nio/ByteBuffer.html?is-external=true" title="class or interface in java.nio">ByteBuffer</a> bb)</pre> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>bb</code> - </dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>A KeyValue made of a byte buffer that holds the key-only part. |
| Needed to convert hfile index members to KeyValues.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createKeyValueFromKey-byte:A-int-int-"> |
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| <h4>createKeyValueFromKey</h4> |
| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.746">createKeyValueFromKey</a>(byte[] b, |
| int o, |
| int l)</pre> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>b</code> - </dd> |
| <dd><code>o</code> - </dd> |
| <dd><code>l</code> - </dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>A KeyValue made of a byte array that holds the key-only part. |
| Needed to convert hfile index members to KeyValues.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="create-java.io.DataInput-"> |
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| <h4>create</h4> |
| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.763">create</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/DataInput.html?is-external=true" title="class or interface in java.io">DataInput</a> in) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - Where to read bytes from. Creates a byte array to hold the |
| KeyValue backing bytes copied from the steam.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>KeyValue created by deserializing from <code>in</code> OR if we |
| find a length of zero, we will return null which can be useful |
| marking a stream as done.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
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| <a name="create-int-java.io.DataInput-"> |
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| <h4>create</h4> |
| <pre>public static <a href="../../../../org/apache/hadoop/hbase/KeyValue.html" title="class in org.apache.hadoop.hbase">KeyValue</a> <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.776">create</a>(int length, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/DataInput.html?is-external=true" title="class or interface in java.io">DataInput</a> in) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Create a KeyValue reading <code>length</code> from <code>in</code></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>length</code> - </dd> |
| <dd><code>in</code> - </dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Created KeyValue OR if we find a length of zero, we will return |
| null which can be useful marking a stream as done.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
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| <h4>getSerializedSize</h4> |
| <pre>public static int <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.791">getSerializedSize</a>(<a href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> cell, |
| boolean withTags)</pre> |
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| <pre>public static int <a href="../../../../src-html/org/apache/hadoop/hbase/KeyValueUtil.html#line.802">oswrite</a>(<a href="../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a> cell, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</a> out, |
| boolean withTags) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
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