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<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.hadoop.hbase</a></div>
<h1 title="Class TableName" class="title">Class TableName</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a>
<div class="inheritance">org.apache.hadoop.hbase.TableName</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Comparable.html" title="class or interface in java.lang" class="external-link">Comparable</a>&lt;<a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&gt;</code></dd>
</dl>
<hr>
<div class="type-signature"><span class="annotations">@Public
</span><span class="modifiers">public final class </span><span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-45">TableName</a></span>
<span class="extends-implements">extends <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>
implements <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Comparable.html" title="class or interface in java.lang" class="external-link">Comparable</a>&lt;<a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&gt;</span></div>
<div class="block">Immutable POJO class for representing a table name. Which is of the form: &lt;table
namespace&gt;:&lt;table qualifier&gt; Two special namespaces: 1. hbase - system namespace, used
to contain hbase internal tables 2. default - tables with no explicit specified namespace will
automatically fall into this namespace. ie a) foo:bar, means namespace=foo and qualifier=bar b)
bar, means namespace=default and qualifier=bar c) default:bar, means namespace=default and
qualifier=bar
<p>
Internally, in this class, we cache the instances to limit the number of objects and make the
"equals" faster. We try to minimize the number of objects created of the number of array copy to
check if we already have an instance of this TableName. The code is not optimize for a new
instance creation but is optimized to check for existence.
</p></div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- =========== FIELD SUMMARY =========== -->
<li>
<section class="field-summary" id="field-summary">
<h2>Field Summary</h2>
<div class="caption"><span>Fields</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Field</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second even-row-color"><code><a href="#DISALLOWED_TABLE_NAME" class="member-name-link">DISALLOWED_TABLE_NAME</a></code></div>
<div class="col-last even-row-color">
<div class="block">One globally disallowed name</div>
</div>
<div class="col-first odd-row-color"><code>private final int</code></div>
<div class="col-second odd-row-color"><code><a href="#hashCode" class="member-name-link">hashCode</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>static final <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second even-row-color"><code><a href="#META_TABLE_NAME" class="member-name-link">META_TABLE_NAME</a></code></div>
<div class="col-last even-row-color">
<div class="block">The hbase:meta table's name.</div>
</div>
<div class="col-first odd-row-color"><code>private final byte[]</code></div>
<div class="col-second odd-row-color"><code><a href="#name" class="member-name-link">name</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>private final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second even-row-color"><code><a href="#nameAsString" class="member-name-link">nameAsString</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>private final byte[]</code></div>
<div class="col-second odd-row-color"><code><a href="#namespace" class="member-name-link">namespace</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>static final char</code></div>
<div class="col-second even-row-color"><code><a href="#NAMESPACE_DELIM" class="member-name-link">NAMESPACE_DELIM</a></code></div>
<div class="col-last even-row-color">
<div class="block">Namespace delimiter</div>
</div>
<div class="col-first odd-row-color"><code>static final <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second odd-row-color"><code><a href="#NAMESPACE_TABLE_NAME" class="member-name-link">NAMESPACE_TABLE_NAME</a></code></div>
<div class="col-last odd-row-color">
<div class="block"><span class="deprecated-label">Deprecated.</span>
<div class="deprecation-comment">since 3.0.0 and will be removed in 4.0.0.</div>
</div>
</div>
<div class="col-first even-row-color"><code>private final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second even-row-color"><code><a href="#namespaceAsString" class="member-name-link">namespaceAsString</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second odd-row-color"><code><a href="#OLD_META_STR" class="member-name-link">OLD_META_STR</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>static final <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second even-row-color"><code><a href="#OLD_META_TABLE_NAME" class="member-name-link">OLD_META_TABLE_NAME</a></code></div>
<div class="col-last even-row-color">
<div class="block">TableName for old .META.</div>
</div>
<div class="col-first odd-row-color"><code>static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second odd-row-color"><code><a href="#OLD_ROOT_STR" class="member-name-link">OLD_ROOT_STR</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>static final <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second even-row-color"><code><a href="#OLD_ROOT_TABLE_NAME" class="member-name-link">OLD_ROOT_TABLE_NAME</a></code></div>
<div class="col-last even-row-color">
<div class="block">TableName for old -ROOT- table.</div>
</div>
<div class="col-first odd-row-color"><code>private final byte[]</code></div>
<div class="col-second odd-row-color"><code><a href="#qualifier" class="member-name-link">qualifier</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>private final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second even-row-color"><code><a href="#qualifierAsString" class="member-name-link">qualifierAsString</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>private final boolean</code></div>
<div class="col-second odd-row-color"><code><a href="#systemTable" class="member-name-link">systemTable</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>private static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Set.html" title="class or interface in java.util" class="external-link">Set</a>&lt;<a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&gt;</code></div>
<div class="col-second even-row-color"><code><a href="#tableCache" class="member-name-link">tableCache</a></code></div>
<div class="col-last even-row-color">
<div class="block">See <a href="#createTableNameIfNecessary(java.nio.ByteBuffer,java.nio.ByteBuffer)"><code>createTableNameIfNecessary(ByteBuffer, ByteBuffer)</code></a></div>
</div>
<div class="col-first odd-row-color"><code>static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second odd-row-color"><code><a href="#VALID_NAMESPACE_REGEX" class="member-name-link">VALID_NAMESPACE_REGEX</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second even-row-color"><code><a href="#VALID_TABLE_QUALIFIER_REGEX" class="member-name-link">VALID_TABLE_QUALIFIER_REGEX</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second odd-row-color"><code><a href="#VALID_USER_TABLE_REGEX" class="member-name-link">VALID_USER_TABLE_REGEX</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<li>
<section class="constructor-summary" id="constructor-summary">
<h2>Constructor Summary</h2>
<div class="caption"><span>Constructors</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier</div>
<div class="table-header col-second">Constructor</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>private </code></div>
<div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E(java.lang.String)" class="member-name-link">TableName</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;qualifier)</code></div>
<div class="col-last even-row-color">
<div class="block">This is only for the old and meta tables.</div>
</div>
<div class="col-first odd-row-color"><code>private </code></div>
<div class="col-constructor-name odd-row-color"><code><a href="#%3Cinit%3E(java.nio.ByteBuffer,java.nio.ByteBuffer)" class="member-name-link">TableName</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;namespace,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;qualifier)</code></div>
<div class="col-last odd-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ========== METHOD SUMMARY =========== -->
<li>
<section class="method-summary" id="method-summary">
<h2>Method Summary</h2>
<div id="method-summary-table">
<div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab1" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab1', 3)" class="table-tab">Static Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
<div id="method-summary-table.tabpanel" role="tabpanel">
<div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Method</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>int</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#compareTo(org.apache.hadoop.hbase.TableName)" class="member-name-link">compareTo</a><wbr>(<a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>private static <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#createTableNameIfNecessary(java.nio.ByteBuffer,java.nio.ByteBuffer)" class="member-name-link">createTableNameIfNecessary</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;bns,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;qns)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Check that the object does not exist already.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#equals(java.lang.Object)" class="member-name-link">equals</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;o)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>private static <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#getADummyTableName(java.lang.String)" class="member-name-link">getADummyTableName</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;qualifier)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">It is used to create table names for old META, and ROOT table.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>byte[]</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getName()" class="member-name-link">getName</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNameAsString()" class="member-name-link">getNameAsString</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>byte[]</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNamespace()" class="member-name-link">getNamespace</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNamespaceAsString()" class="member-name-link">getNamespaceAsString</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNameWithNamespaceInclAsString()" class="member-name-link">getNameWithNamespaceInclAsString</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Ideally, getNameAsString should contain namespace within it, but if the namespace is default,
it just returns the name.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>byte[]</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getQualifier()" class="member-name-link">getQualifier</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getQualifierAsString()" class="member-name-link">getQualifierAsString</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>int</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#hashCode()" class="member-name-link">hashCode</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static byte[]</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#isLegalFullyQualifiedTableName(byte%5B%5D)" class="member-name-link">isLegalFullyQualifiedTableName</a><wbr>(byte[]&nbsp;tableName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Check passed byte array, "tableName", is legal user-space table name.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#isLegalNamespaceName(byte%5B%5D)" class="member-name-link">isLegalNamespaceName</a><wbr>(byte[]&nbsp;namespaceName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#isLegalNamespaceName(byte%5B%5D,int,int)" class="member-name-link">isLegalNamespaceName</a><wbr>(byte[]&nbsp;namespaceName,
int&nbsp;start,
int&nbsp;end)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Valid namespace characters are alphabetic characters, numbers, and underscores.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static byte[]</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#isLegalTableQualifierName(byte%5B%5D)" class="member-name-link">isLegalTableQualifierName</a><wbr>(byte[]&nbsp;qualifierName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static byte[]</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#isLegalTableQualifierName(byte%5B%5D,boolean)" class="member-name-link">isLegalTableQualifierName</a><wbr>(byte[]&nbsp;qualifierName,
boolean&nbsp;isSnapshot)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#isLegalTableQualifierName(byte%5B%5D,int,int)" class="member-name-link">isLegalTableQualifierName</a><wbr>(byte[]&nbsp;qualifierName,
int&nbsp;start,
int&nbsp;end)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Qualifier names can only contain 'word' characters <code>[\p{IsAlphabetic}\p{Digit}]</code> or
'_', '.' or '-'.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#isLegalTableQualifierName(byte%5B%5D,int,int,boolean)" class="member-name-link">isLegalTableQualifierName</a><wbr>(byte[]&nbsp;qualifierName,
int&nbsp;start,
int&nbsp;end,
boolean&nbsp;isSnapshot)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static boolean</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#isMetaTableName(org.apache.hadoop.hbase.TableName)" class="member-name-link">isMetaTableName</a><wbr>(<a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tn)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Returns True if <code>tn</code> is the hbase:meta table name.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#isSystemTable()" class="member-name-link">isSystemTable</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>byte[]</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#toBytes()" class="member-name-link">toBytes</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Returns A pointer to TableName as String bytes.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#toString()" class="member-name-link">toString</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#valueOf(byte%5B%5D)" class="member-name-link">valueOf</a><wbr>(byte[]&nbsp;fullName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Construct a TableName</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#valueOf(byte%5B%5D,byte%5B%5D)" class="member-name-link">valueOf</a><wbr>(byte[]&nbsp;namespace,
byte[]&nbsp;qualifier)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#valueOf(byte%5B%5D,int,int)" class="member-name-link">valueOf</a><wbr>(byte[]&nbsp;fullName,
int&nbsp;offset,
int&nbsp;length)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Construct a TableName</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#valueOf(java.lang.String)" class="member-name-link">valueOf</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Construct a TableName</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#valueOf(java.lang.String,java.lang.String)" class="member-name-link">valueOf</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;namespaceAsString,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;qualifierAsString)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#valueOf(java.nio.ByteBuffer)" class="member-name-link">valueOf</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;fullname)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Construct a TableName</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#valueOf(java.nio.ByteBuffer,java.nio.ByteBuffer)" class="member-name-link">valueOf</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;namespace,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;qualifier)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="details-list">
<!-- ============ FIELD DETAIL =========== -->
<li>
<section class="field-details" id="field-detail">
<h2>Field Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="tableCache">
<h3>tableCache</h3>
<div class="member-signature"><span class="modifiers">private static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Set.html" title="class or interface in java.util" class="external-link">Set</a>&lt;<a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&gt;</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-49">tableCache</a></span></div>
<div class="block">See <a href="#createTableNameIfNecessary(java.nio.ByteBuffer,java.nio.ByteBuffer)"><code>createTableNameIfNecessary(ByteBuffer, ByteBuffer)</code></a></div>
</section>
</li>
<li>
<section class="detail" id="NAMESPACE_DELIM">
<h3>NAMESPACE_DELIM</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type">char</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-53">NAMESPACE_DELIM</a></span></div>
<div class="block">Namespace delimiter</div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../constant-values.html#org.apache.hadoop.hbase.TableName.NAMESPACE_DELIM">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="VALID_NAMESPACE_REGEX">
<h3>VALID_NAMESPACE_REGEX</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-59">VALID_NAMESPACE_REGEX</a></span></div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../constant-values.html#org.apache.hadoop.hbase.TableName.VALID_NAMESPACE_REGEX">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="VALID_TABLE_QUALIFIER_REGEX">
<h3>VALID_TABLE_QUALIFIER_REGEX</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-61">VALID_TABLE_QUALIFIER_REGEX</a></span></div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../constant-values.html#org.apache.hadoop.hbase.TableName.VALID_TABLE_QUALIFIER_REGEX">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="VALID_USER_TABLE_REGEX">
<h3>VALID_USER_TABLE_REGEX</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-65">VALID_USER_TABLE_REGEX</a></span></div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../constant-values.html#org.apache.hadoop.hbase.TableName.VALID_USER_TABLE_REGEX">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="META_TABLE_NAME">
<h3>META_TABLE_NAME</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-69">META_TABLE_NAME</a></span></div>
<div class="block">The hbase:meta table's name.</div>
</section>
</li>
<li>
<section class="detail" id="NAMESPACE_TABLE_NAME">
<h3>NAMESPACE_TABLE_NAME</h3>
<div class="member-signature"><span class="annotations"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Deprecated.html" title="class or interface in java.lang" class="external-link">@Deprecated</a>
</span><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-78">NAMESPACE_TABLE_NAME</a></span></div>
<div class="deprecation-block"><span class="deprecated-label">Deprecated.</span>
<div class="deprecation-comment">since 3.0.0 and will be removed in 4.0.0. We have folded the data in namespace
table into meta table, so do not use it any more.</div>
</div>
<div class="block">The Namespace table's name.</div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="https://issues.apache.org/jira/browse/HBASE-21154">HBASE-21154</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="OLD_META_STR">
<h3>OLD_META_STR</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-82">OLD_META_STR</a></span></div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../constant-values.html#org.apache.hadoop.hbase.TableName.OLD_META_STR">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="OLD_ROOT_STR">
<h3>OLD_ROOT_STR</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-83">OLD_ROOT_STR</a></span></div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../constant-values.html#org.apache.hadoop.hbase.TableName.OLD_ROOT_STR">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="DISALLOWED_TABLE_NAME">
<h3>DISALLOWED_TABLE_NAME</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-86">DISALLOWED_TABLE_NAME</a></span></div>
<div class="block">One globally disallowed name</div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../constant-values.html#org.apache.hadoop.hbase.TableName.DISALLOWED_TABLE_NAME">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="OLD_ROOT_TABLE_NAME">
<h3>OLD_ROOT_TABLE_NAME</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-96">OLD_ROOT_TABLE_NAME</a></span></div>
<div class="block">TableName for old -ROOT- table. It is used to read/process old WALs which have ROOT edits.</div>
</section>
</li>
<li>
<section class="detail" id="OLD_META_TABLE_NAME">
<h3>OLD_META_TABLE_NAME</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-100">OLD_META_TABLE_NAME</a></span></div>
<div class="block">TableName for old .META. table. Used in testing.</div>
</section>
</li>
<li>
<section class="detail" id="name">
<h3>name</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-102">name</a></span></div>
</section>
</li>
<li>
<section class="detail" id="nameAsString">
<h3>nameAsString</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-103">nameAsString</a></span></div>
</section>
</li>
<li>
<section class="detail" id="namespace">
<h3>namespace</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-104">namespace</a></span></div>
</section>
</li>
<li>
<section class="detail" id="namespaceAsString">
<h3>namespaceAsString</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-105">namespaceAsString</a></span></div>
</section>
</li>
<li>
<section class="detail" id="qualifier">
<h3>qualifier</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-106">qualifier</a></span></div>
</section>
</li>
<li>
<section class="detail" id="qualifierAsString">
<h3>qualifierAsString</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-107">qualifierAsString</a></span></div>
</section>
</li>
<li>
<section class="detail" id="systemTable">
<h3>systemTable</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-108">systemTable</a></span></div>
</section>
</li>
<li>
<section class="detail" id="hashCode">
<h3>hashCode</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-109">hashCode</a></span></div>
</section>
</li>
</ul>
</section>
</li>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<li>
<section class="constructor-details" id="constructor-detail">
<h2>Constructor Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="&lt;init&gt;(java.nio.ByteBuffer,java.nio.ByteBuffer)">
<h3>TableName</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-277">TableName</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;namespace,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;qualifier)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="&lt;init&gt;(java.lang.String)">
<h3>TableName</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-321">TableName</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;qualifier)</span></div>
<div class="block">This is only for the old and meta tables.</div>
</section>
</li>
</ul>
</section>
</li>
<!-- ============ METHOD DETAIL ========== -->
<li>
<section class="method-details" id="method-detail">
<h2>Method Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="isMetaTableName(org.apache.hadoop.hbase.TableName)">
<h3>isMetaTableName</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-89">isMetaTableName</a></span><wbr><span class="parameters">(<a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tn)</span></div>
<div class="block">Returns True if <code>tn</code> is the hbase:meta table name.</div>
</section>
</li>
<li>
<section class="detail" id="isLegalFullyQualifiedTableName(byte[])">
<h3>isLegalFullyQualifiedTableName</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-126">isLegalFullyQualifiedTableName</a></span><wbr><span class="parameters">(byte[]&nbsp;tableName)</span></div>
<div class="block">Check passed byte array, "tableName", is legal user-space table name.</div>
<dl class="notes">
<dt>Returns:</dt>
<dd>Returns passed <code>tableName</code> param</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></code> - if passed a tableName is null or is made of other than 'word'
characters or underscores: i.e.
<code>[\p{IsAlphabetic}\p{Digit}.-:]</code>. The ':' is used
to delimit the namespace from the table name and can be used
for nothing else. Namespace names can only contain 'word'
characters <code>[\p{IsAlphabetic}\p{Digit}]</code> or '_'
Qualifier names can only contain 'word' characters
<code>[\p{IsAlphabetic}\p{Digit}]</code> or '_', '.' or '-'.
The name may not start with '.' or '-'. Valid fully qualified
table names: foo:bar, namespace=&gt;foo, table=&gt;bar
org:foo.bar, namespace=org, table=&gt;foo.bar</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="isLegalTableQualifierName(byte[])">
<h3>isLegalTableQualifierName</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-141">isLegalTableQualifierName</a></span><wbr><span class="parameters">(byte[]&nbsp;qualifierName)</span></div>
</section>
</li>
<li>
<section class="detail" id="isLegalTableQualifierName(byte[],boolean)">
<h3>isLegalTableQualifierName</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-146">isLegalTableQualifierName</a></span><wbr><span class="parameters">(byte[]&nbsp;qualifierName,
boolean&nbsp;isSnapshot)</span></div>
</section>
</li>
<li>
<section class="detail" id="isLegalTableQualifierName(byte[],int,int)">
<h3>isLegalTableQualifierName</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-158">isLegalTableQualifierName</a></span><wbr><span class="parameters">(byte[]&nbsp;qualifierName,
int&nbsp;start,
int&nbsp;end)</span></div>
<div class="block">Qualifier names can only contain 'word' characters <code>[\p{IsAlphabetic}\p{Digit}]</code> or
'_', '.' or '-'. The name may not start with '.' or '-'.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>qualifierName</code> - byte array containing the qualifier name</dd>
<dd><code>start</code> - start index</dd>
<dd><code>end</code> - end index (exclusive)</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="isLegalTableQualifierName(byte[],int,int,boolean)">
<h3>isLegalTableQualifierName</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-162">isLegalTableQualifierName</a></span><wbr><span class="parameters">(byte[]&nbsp;qualifierName,
int&nbsp;start,
int&nbsp;end,
boolean&nbsp;isSnapshot)</span></div>
</section>
</li>
<li>
<section class="detail" id="isLegalNamespaceName(byte[])">
<h3>isLegalNamespaceName</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-195">isLegalNamespaceName</a></span><wbr><span class="parameters">(byte[]&nbsp;namespaceName)</span></div>
</section>
</li>
<li>
<section class="detail" id="isLegalNamespaceName(byte[],int,int)">
<h3>isLegalNamespaceName</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-202">isLegalNamespaceName</a></span><wbr><span class="parameters">(byte[]&nbsp;namespaceName,
int&nbsp;start,
int&nbsp;end)</span></div>
<div class="block">Valid namespace characters are alphabetic characters, numbers, and underscores.</div>
</section>
</li>
<li>
<section class="detail" id="getName()">
<h3>getName</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-227">getName</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="getNameAsString()">
<h3>getNameAsString</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-231">getNameAsString</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="getNamespace()">
<h3>getNamespace</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-235">getNamespace</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="getNamespaceAsString()">
<h3>getNamespaceAsString</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-239">getNamespaceAsString</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="getNameWithNamespaceInclAsString()">
<h3>getNameWithNamespaceInclAsString</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-247">getNameWithNamespaceInclAsString</a></span>()</div>
<div class="block">Ideally, getNameAsString should contain namespace within it, but if the namespace is default,
it just returns the name. This method takes care of this corner case.</div>
</section>
</li>
<li>
<section class="detail" id="getQualifier()">
<h3>getQualifier</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-255">getQualifier</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="getQualifierAsString()">
<h3>getQualifierAsString</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-259">getQualifierAsString</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="toBytes()">
<h3>toBytes</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-264">toBytes</a></span>()</div>
<div class="block">Returns A pointer to TableName as String bytes.</div>
</section>
</li>
<li>
<section class="detail" id="isSystemTable()">
<h3>isSystemTable</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-268">isSystemTable</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="toString()">
<h3>toString</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-272">toString</a></span>()</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a></code>&nbsp;in class&nbsp;<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="createTableNameIfNecessary(java.nio.ByteBuffer,java.nio.ByteBuffer)">
<h3>createTableNameIfNecessary</h3>
<div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-342">createTableNameIfNecessary</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;bns,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;qns)</span></div>
<div class="block">Check that the object does not exist already. There are two reasons for creating the objects
only once: 1) With 100K regions, the table names take ~20MB. 2) Equals becomes much faster as
it's resolved with a reference and an int comparison.</div>
</section>
</li>
<li>
<section class="detail" id="getADummyTableName(java.lang.String)">
<h3>getADummyTableName</h3>
<div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-369">getADummyTableName</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;qualifier)</span></div>
<div class="block">It is used to create table names for old META, and ROOT table. These tables are not really
legal tables. They are not added into the cache.</div>
<dl class="notes">
<dt>Returns:</dt>
<dd>a dummy TableName instance (with no validation) for the passed qualifier</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="valueOf(java.lang.String,java.lang.String)">
<h3>valueOf</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-373">valueOf</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;namespaceAsString,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;qualifierAsString)</span></div>
</section>
</li>
<li>
<section class="detail" id="valueOf(byte[])">
<h3>valueOf</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-399">valueOf</a></span><wbr><span class="parameters">(byte[]&nbsp;fullName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></span></div>
<div class="block">Construct a TableName</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>fullName</code> - will use the entire byte array</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></code> - if fullName equals old root or old meta. Some code depends on
this. The test is buried in the table creation to save on
array comparison when we're creating a standard table object
that will be in the cache.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="valueOf(byte[],int,int)">
<h3>valueOf</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-410">valueOf</a></span><wbr><span class="parameters">(byte[]&nbsp;fullName,
int&nbsp;offset,
int&nbsp;length)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></span></div>
<div class="block">Construct a TableName</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>fullName</code> - byte array to look into</dd>
<dd><code>offset</code> - within said array</dd>
<dd><code>length</code> - within said array</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></code> - if fullName equals old root or old meta.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="valueOf(java.nio.ByteBuffer)">
<h3>valueOf</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-441">valueOf</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;fullname)</span></div>
<div class="block">Construct a TableName</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>fullname</code> - of a table, possibly with a leading namespace and ':' as delimiter.</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></code> - if fullName equals old root or old meta.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="valueOf(java.lang.String)">
<h3>valueOf</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-467">valueOf</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</span></div>
<div class="block">Construct a TableName</div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></code> - if fullName equals old root or old meta. Some code depends on
this.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="valueOf(byte[],byte[])">
<h3>valueOf</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-488">valueOf</a></span><wbr><span class="parameters">(byte[]&nbsp;namespace,
byte[]&nbsp;qualifier)</span></div>
</section>
</li>
<li>
<section class="detail" id="valueOf(java.nio.ByteBuffer,java.nio.ByteBuffer)">
<h3>valueOf</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-504">valueOf</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;namespace,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/ByteBuffer.html" title="class or interface in java.nio" class="external-link">ByteBuffer</a>&nbsp;qualifier)</span></div>
</section>
</li>
<li>
<section class="detail" id="equals(java.lang.Object)">
<h3>equals</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-513">equals</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;o)</span></div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a></code>&nbsp;in class&nbsp;<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="hashCode()">
<h3>hashCode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-523">hashCode</a></span>()</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a></code>&nbsp;in class&nbsp;<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="compareTo(org.apache.hadoop.hbase.TableName)">
<h3>compareTo</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/TableName.html#line-528">compareTo</a></span><wbr><span class="parameters">(<a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</span></div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Comparable.html#compareTo(T)" title="class or interface in java.lang" class="external-link">compareTo</a></code>&nbsp;in interface&nbsp;<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Comparable.html" title="class or interface in java.lang" class="external-link">Comparable</a>&lt;<a href="TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&gt;</code></dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
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