| <!DOCTYPE HTML> |
| <html lang="en"> |
| <head> |
| <!-- Generated by javadoc (17) --> |
| <title>Source code</title> |
| <meta name="viewport" content="width=device-width, initial-scale=1"> |
| <meta name="description" content="source: package: org.apache.hadoop.hbase, class: TableName"> |
| <meta name="generator" content="javadoc/SourceToHTMLConverter"> |
| <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body class="source-page"> |
| <main role="main"> |
| <div class="source-container"> |
| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import java.nio.ByteBuffer;</span> |
| <span class="source-line-no">021</span><span id="line-21">import java.nio.charset.StandardCharsets;</span> |
| <span class="source-line-no">022</span><span id="line-22">import java.util.Arrays;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.util.Set;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.concurrent.CopyOnWriteArraySet;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.commons.lang3.ArrayUtils;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">028</span><span id="line-28"></span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;</span> |
| <span class="source-line-no">030</span><span id="line-30"></span> |
| <span class="source-line-no">031</span><span id="line-31">/**</span> |
| <span class="source-line-no">032</span><span id="line-32"> * Immutable POJO class for representing a table name. Which is of the form: &lt;table</span> |
| <span class="source-line-no">033</span><span id="line-33"> * namespace&gt;:&lt;table qualifier&gt; Two special namespaces: 1. hbase - system namespace, used</span> |
| <span class="source-line-no">034</span><span id="line-34"> * to contain hbase internal tables 2. default - tables with no explicit specified namespace will</span> |
| <span class="source-line-no">035</span><span id="line-35"> * automatically fall into this namespace. ie a) foo:bar, means namespace=foo and qualifier=bar b)</span> |
| <span class="source-line-no">036</span><span id="line-36"> * bar, means namespace=default and qualifier=bar c) default:bar, means namespace=default and</span> |
| <span class="source-line-no">037</span><span id="line-37"> * qualifier=bar</span> |
| <span class="source-line-no">038</span><span id="line-38"> * <p></span> |
| <span class="source-line-no">039</span><span id="line-39"> * Internally, in this class, we cache the instances to limit the number of objects and make the</span> |
| <span class="source-line-no">040</span><span id="line-40"> * "equals" faster. We try to minimize the number of objects created of the number of array copy to</span> |
| <span class="source-line-no">041</span><span id="line-41"> * check if we already have an instance of this TableName. The code is not optimize for a new</span> |
| <span class="source-line-no">042</span><span id="line-42"> * instance creation but is optimized to check for existence.</span> |
| <span class="source-line-no">043</span><span id="line-43"> * </p></span> |
| <span class="source-line-no">044</span><span id="line-44"> */</span> |
| <span class="source-line-no">045</span><span id="line-45">@InterfaceAudience.Public</span> |
| <span class="source-line-no">046</span><span id="line-46">public final class TableName implements Comparable<TableName> {</span> |
| <span class="source-line-no">047</span><span id="line-47"></span> |
| <span class="source-line-no">048</span><span id="line-48"> /** See {@link #createTableNameIfNecessary(ByteBuffer, ByteBuffer)} */</span> |
| <span class="source-line-no">049</span><span id="line-49"> private static final Set<TableName> tableCache = new CopyOnWriteArraySet<>();</span> |
| <span class="source-line-no">050</span><span id="line-50"></span> |
| <span class="source-line-no">051</span><span id="line-51"> /** Namespace delimiter */</span> |
| <span class="source-line-no">052</span><span id="line-52"> // this should always be only 1 byte long</span> |
| <span class="source-line-no">053</span><span id="line-53"> public final static char NAMESPACE_DELIM = ':';</span> |
| <span class="source-line-no">054</span><span id="line-54"></span> |
| <span class="source-line-no">055</span><span id="line-55"> // A non-capture group so that this can be embedded.</span> |
| <span class="source-line-no">056</span><span id="line-56"> // regex is a bit more complicated to support nuance of tables</span> |
| <span class="source-line-no">057</span><span id="line-57"> // in default namespace</span> |
| <span class="source-line-no">058</span><span id="line-58"> // Allows only letters, digits and '_'</span> |
| <span class="source-line-no">059</span><span id="line-59"> public static final String VALID_NAMESPACE_REGEX = "(?:[_\\p{Digit}\\p{IsAlphabetic}]+)";</span> |
| <span class="source-line-no">060</span><span id="line-60"> // Allows only letters, digits, '_', '-' and '.'</span> |
| <span class="source-line-no">061</span><span id="line-61"> public static final String VALID_TABLE_QUALIFIER_REGEX =</span> |
| <span class="source-line-no">062</span><span id="line-62"> "(?:[_\\p{Digit}\\p{IsAlphabetic}][-_.\\p{Digit}\\p{IsAlphabetic}]*)";</span> |
| <span class="source-line-no">063</span><span id="line-63"> // Concatenation of NAMESPACE_REGEX and TABLE_QUALIFIER_REGEX,</span> |
| <span class="source-line-no">064</span><span id="line-64"> // with NAMESPACE_DELIM as delimiter</span> |
| <span class="source-line-no">065</span><span id="line-65"> public static final String VALID_USER_TABLE_REGEX = "(?:(?:(?:" + VALID_NAMESPACE_REGEX + "\\"</span> |
| <span class="source-line-no">066</span><span id="line-66"> + NAMESPACE_DELIM + ")?)" + "(?:" + VALID_TABLE_QUALIFIER_REGEX + "))";</span> |
| <span class="source-line-no">067</span><span id="line-67"></span> |
| <span class="source-line-no">068</span><span id="line-68"> /** The hbase:meta table's name. */</span> |
| <span class="source-line-no">069</span><span id="line-69"> public static final TableName META_TABLE_NAME =</span> |
| <span class="source-line-no">070</span><span id="line-70"> valueOf(NamespaceDescriptor.SYSTEM_NAMESPACE_NAME_STR, "meta");</span> |
| <span class="source-line-no">071</span><span id="line-71"></span> |
| <span class="source-line-no">072</span><span id="line-72"> /**</span> |
| <span class="source-line-no">073</span><span id="line-73"> * The Namespace table's name.</span> |
| <span class="source-line-no">074</span><span id="line-74"> * @deprecated since 3.0.0 and will be removed in 4.0.0. We have folded the data in namespace</span> |
| <span class="source-line-no">075</span><span id="line-75"> * table into meta table, so do not use it any more.</span> |
| <span class="source-line-no">076</span><span id="line-76"> * @see <a href="https://issues.apache.org/jira/browse/HBASE-21154">HBASE-21154</a></span> |
| <span class="source-line-no">077</span><span id="line-77"> */</span> |
| <span class="source-line-no">078</span><span id="line-78"> @Deprecated</span> |
| <span class="source-line-no">079</span><span id="line-79"> public static final TableName NAMESPACE_TABLE_NAME =</span> |
| <span class="source-line-no">080</span><span id="line-80"> valueOf(NamespaceDescriptor.SYSTEM_NAMESPACE_NAME_STR, "namespace");</span> |
| <span class="source-line-no">081</span><span id="line-81"></span> |
| <span class="source-line-no">082</span><span id="line-82"> public static final String OLD_META_STR = ".META.";</span> |
| <span class="source-line-no">083</span><span id="line-83"> public static final String OLD_ROOT_STR = "-ROOT-";</span> |
| <span class="source-line-no">084</span><span id="line-84"></span> |
| <span class="source-line-no">085</span><span id="line-85"> /** One globally disallowed name */</span> |
| <span class="source-line-no">086</span><span id="line-86"> public static final String DISALLOWED_TABLE_NAME = "zookeeper";</span> |
| <span class="source-line-no">087</span><span id="line-87"></span> |
| <span class="source-line-no">088</span><span id="line-88"> /** Returns True if <code>tn</code> is the hbase:meta table name. */</span> |
| <span class="source-line-no">089</span><span id="line-89"> public static boolean isMetaTableName(final TableName tn) {</span> |
| <span class="source-line-no">090</span><span id="line-90"> return tn.equals(TableName.META_TABLE_NAME);</span> |
| <span class="source-line-no">091</span><span id="line-91"> }</span> |
| <span class="source-line-no">092</span><span id="line-92"></span> |
| <span class="source-line-no">093</span><span id="line-93"> /**</span> |
| <span class="source-line-no">094</span><span id="line-94"> * TableName for old -ROOT- table. It is used to read/process old WALs which have ROOT edits.</span> |
| <span class="source-line-no">095</span><span id="line-95"> */</span> |
| <span class="source-line-no">096</span><span id="line-96"> public static final TableName OLD_ROOT_TABLE_NAME = getADummyTableName(OLD_ROOT_STR);</span> |
| <span class="source-line-no">097</span><span id="line-97"> /**</span> |
| <span class="source-line-no">098</span><span id="line-98"> * TableName for old .META. table. Used in testing.</span> |
| <span class="source-line-no">099</span><span id="line-99"> */</span> |
| <span class="source-line-no">100</span><span id="line-100"> public static final TableName OLD_META_TABLE_NAME = getADummyTableName(OLD_META_STR);</span> |
| <span class="source-line-no">101</span><span id="line-101"></span> |
| <span class="source-line-no">102</span><span id="line-102"> private final byte[] name;</span> |
| <span class="source-line-no">103</span><span id="line-103"> private final String nameAsString;</span> |
| <span class="source-line-no">104</span><span id="line-104"> private final byte[] namespace;</span> |
| <span class="source-line-no">105</span><span id="line-105"> private final String namespaceAsString;</span> |
| <span class="source-line-no">106</span><span id="line-106"> private final byte[] qualifier;</span> |
| <span class="source-line-no">107</span><span id="line-107"> private final String qualifierAsString;</span> |
| <span class="source-line-no">108</span><span id="line-108"> private final boolean systemTable;</span> |
| <span class="source-line-no">109</span><span id="line-109"> private final int hashCode;</span> |
| <span class="source-line-no">110</span><span id="line-110"></span> |
| <span class="source-line-no">111</span><span id="line-111"> /**</span> |
| <span class="source-line-no">112</span><span id="line-112"> * Check passed byte array, "tableName", is legal user-space table name.</span> |
| <span class="source-line-no">113</span><span id="line-113"> * @return Returns passed <code>tableName</code> param</span> |
| <span class="source-line-no">114</span><span id="line-114"> * @throws IllegalArgumentException if passed a tableName is null or is made of other than 'word'</span> |
| <span class="source-line-no">115</span><span id="line-115"> * characters or underscores: i.e.</span> |
| <span class="source-line-no">116</span><span id="line-116"> * <code>[\p{IsAlphabetic}\p{Digit}.-:]</code>. The ':' is used</span> |
| <span class="source-line-no">117</span><span id="line-117"> * to delimit the namespace from the table name and can be used</span> |
| <span class="source-line-no">118</span><span id="line-118"> * for nothing else. Namespace names can only contain 'word'</span> |
| <span class="source-line-no">119</span><span id="line-119"> * characters <code>[\p{IsAlphabetic}\p{Digit}]</code> or '_'</span> |
| <span class="source-line-no">120</span><span id="line-120"> * Qualifier names can only contain 'word' characters</span> |
| <span class="source-line-no">121</span><span id="line-121"> * <code>[\p{IsAlphabetic}\p{Digit}]</code> or '_', '.' or '-'.</span> |
| <span class="source-line-no">122</span><span id="line-122"> * The name may not start with '.' or '-'. Valid fully qualified</span> |
| <span class="source-line-no">123</span><span id="line-123"> * table names: foo:bar, namespace=&gt;foo, table=&gt;bar</span> |
| <span class="source-line-no">124</span><span id="line-124"> * org:foo.bar, namespace=org, table=&gt;foo.bar</span> |
| <span class="source-line-no">125</span><span id="line-125"> */</span> |
| <span class="source-line-no">126</span><span id="line-126"> public static byte[] isLegalFullyQualifiedTableName(final byte[] tableName) {</span> |
| <span class="source-line-no">127</span><span id="line-127"> if (tableName == null || tableName.length <= 0) {</span> |
| <span class="source-line-no">128</span><span id="line-128"> throw new IllegalArgumentException("Name is null or empty");</span> |
| <span class="source-line-no">129</span><span id="line-129"> }</span> |
| <span class="source-line-no">130</span><span id="line-130"></span> |
| <span class="source-line-no">131</span><span id="line-131"> int namespaceDelimIndex = ArrayUtils.lastIndexOf(tableName, (byte) NAMESPACE_DELIM);</span> |
| <span class="source-line-no">132</span><span id="line-132"> if (namespaceDelimIndex < 0) {</span> |
| <span class="source-line-no">133</span><span id="line-133"> isLegalTableQualifierName(tableName);</span> |
| <span class="source-line-no">134</span><span id="line-134"> } else {</span> |
| <span class="source-line-no">135</span><span id="line-135"> isLegalNamespaceName(tableName, 0, namespaceDelimIndex);</span> |
| <span class="source-line-no">136</span><span id="line-136"> isLegalTableQualifierName(tableName, namespaceDelimIndex + 1, tableName.length);</span> |
| <span class="source-line-no">137</span><span id="line-137"> }</span> |
| <span class="source-line-no">138</span><span id="line-138"> return tableName;</span> |
| <span class="source-line-no">139</span><span id="line-139"> }</span> |
| <span class="source-line-no">140</span><span id="line-140"></span> |
| <span class="source-line-no">141</span><span id="line-141"> public static byte[] isLegalTableQualifierName(final byte[] qualifierName) {</span> |
| <span class="source-line-no">142</span><span id="line-142"> isLegalTableQualifierName(qualifierName, 0, qualifierName.length, false);</span> |
| <span class="source-line-no">143</span><span id="line-143"> return qualifierName;</span> |
| <span class="source-line-no">144</span><span id="line-144"> }</span> |
| <span class="source-line-no">145</span><span id="line-145"></span> |
| <span class="source-line-no">146</span><span id="line-146"> public static byte[] isLegalTableQualifierName(final byte[] qualifierName, boolean isSnapshot) {</span> |
| <span class="source-line-no">147</span><span id="line-147"> isLegalTableQualifierName(qualifierName, 0, qualifierName.length, isSnapshot);</span> |
| <span class="source-line-no">148</span><span id="line-148"> return qualifierName;</span> |
| <span class="source-line-no">149</span><span id="line-149"> }</span> |
| <span class="source-line-no">150</span><span id="line-150"></span> |
| <span class="source-line-no">151</span><span id="line-151"> /**</span> |
| <span class="source-line-no">152</span><span id="line-152"> * Qualifier names can only contain 'word' characters <code>[\p{IsAlphabetic}\p{Digit}]</code> or</span> |
| <span class="source-line-no">153</span><span id="line-153"> * '_', '.' or '-'. The name may not start with '.' or '-'.</span> |
| <span class="source-line-no">154</span><span id="line-154"> * @param qualifierName byte array containing the qualifier name</span> |
| <span class="source-line-no">155</span><span id="line-155"> * @param start start index</span> |
| <span class="source-line-no">156</span><span id="line-156"> * @param end end index (exclusive)</span> |
| <span class="source-line-no">157</span><span id="line-157"> */</span> |
| <span class="source-line-no">158</span><span id="line-158"> public static void isLegalTableQualifierName(final byte[] qualifierName, int start, int end) {</span> |
| <span class="source-line-no">159</span><span id="line-159"> isLegalTableQualifierName(qualifierName, start, end, false);</span> |
| <span class="source-line-no">160</span><span id="line-160"> }</span> |
| <span class="source-line-no">161</span><span id="line-161"></span> |
| <span class="source-line-no">162</span><span id="line-162"> public static void isLegalTableQualifierName(final byte[] qualifierName, int start, int end,</span> |
| <span class="source-line-no">163</span><span id="line-163"> boolean isSnapshot) {</span> |
| <span class="source-line-no">164</span><span id="line-164"> if (end - start < 1) {</span> |
| <span class="source-line-no">165</span><span id="line-165"> throw new IllegalArgumentException(</span> |
| <span class="source-line-no">166</span><span id="line-166"> isSnapshot ? "Snapshot" : "Table" + " qualifier must not be empty");</span> |
| <span class="source-line-no">167</span><span id="line-167"> }</span> |
| <span class="source-line-no">168</span><span id="line-168"> String qualifierString = Bytes.toString(qualifierName, start, end - start);</span> |
| <span class="source-line-no">169</span><span id="line-169"> if (qualifierName[start] == '.' || qualifierName[start] == '-') {</span> |
| <span class="source-line-no">170</span><span id="line-170"> throw new IllegalArgumentException("Illegal first character <" + qualifierName[start]</span> |
| <span class="source-line-no">171</span><span id="line-171"> + "> at 0. " + (isSnapshot ? "Snapshot" : "User-space table")</span> |
| <span class="source-line-no">172</span><span id="line-172"> + " qualifiers can only start with 'alphanumeric " + "characters' from any language: "</span> |
| <span class="source-line-no">173</span><span id="line-173"> + qualifierString);</span> |
| <span class="source-line-no">174</span><span id="line-174"> }</span> |
| <span class="source-line-no">175</span><span id="line-175"> if (qualifierString.equals(DISALLOWED_TABLE_NAME)) {</span> |
| <span class="source-line-no">176</span><span id="line-176"> // Per https://zookeeper.apache.org/doc/r3.4.10/zookeeperProgrammers.html#ch_zkDataModel</span> |
| <span class="source-line-no">177</span><span id="line-177"> // A znode named "zookeeper" is disallowed by zookeeper.</span> |
| <span class="source-line-no">178</span><span id="line-178"> throw new IllegalArgumentException("Tables may not be named '" + DISALLOWED_TABLE_NAME + "'");</span> |
| <span class="source-line-no">179</span><span id="line-179"> }</span> |
| <span class="source-line-no">180</span><span id="line-180"> for (int i = 0; i < qualifierString.length(); i++) {</span> |
| <span class="source-line-no">181</span><span id="line-181"> // Treat the string as a char-array as some characters may be multi-byte</span> |
| <span class="source-line-no">182</span><span id="line-182"> char c = qualifierString.charAt(i);</span> |
| <span class="source-line-no">183</span><span id="line-183"> // Check for letter, digit, underscore, hyphen, or period, and allowed by ZK.</span> |
| <span class="source-line-no">184</span><span id="line-184"> // ZooKeeper also has limitations, but Character.isAlphabetic omits those all</span> |
| <span class="source-line-no">185</span><span id="line-185"> // See https://zookeeper.apache.org/doc/r3.4.10/zookeeperProgrammers.html#ch_zkDataModel</span> |
| <span class="source-line-no">186</span><span id="line-186"> if (Character.isAlphabetic(c) || Character.isDigit(c) || c == '_' || c == '-' || c == '.') {</span> |
| <span class="source-line-no">187</span><span id="line-187"> continue;</span> |
| <span class="source-line-no">188</span><span id="line-188"> }</span> |
| <span class="source-line-no">189</span><span id="line-189"> throw new IllegalArgumentException("Illegal character code:" + (int) c + ", <" + c + "> at "</span> |
| <span class="source-line-no">190</span><span id="line-190"> + i + ". " + (isSnapshot ? "Snapshot" : "User-space table")</span> |
| <span class="source-line-no">191</span><span id="line-191"> + " qualifiers may only contain 'alphanumeric characters' and digits: " + qualifierString);</span> |
| <span class="source-line-no">192</span><span id="line-192"> }</span> |
| <span class="source-line-no">193</span><span id="line-193"> }</span> |
| <span class="source-line-no">194</span><span id="line-194"></span> |
| <span class="source-line-no">195</span><span id="line-195"> public static void isLegalNamespaceName(byte[] namespaceName) {</span> |
| <span class="source-line-no">196</span><span id="line-196"> isLegalNamespaceName(namespaceName, 0, namespaceName.length);</span> |
| <span class="source-line-no">197</span><span id="line-197"> }</span> |
| <span class="source-line-no">198</span><span id="line-198"></span> |
| <span class="source-line-no">199</span><span id="line-199"> /**</span> |
| <span class="source-line-no">200</span><span id="line-200"> * Valid namespace characters are alphabetic characters, numbers, and underscores.</span> |
| <span class="source-line-no">201</span><span id="line-201"> */</span> |
| <span class="source-line-no">202</span><span id="line-202"> public static void isLegalNamespaceName(final byte[] namespaceName, final int start,</span> |
| <span class="source-line-no">203</span><span id="line-203"> final int end) {</span> |
| <span class="source-line-no">204</span><span id="line-204"> if (end - start < 1) {</span> |
| <span class="source-line-no">205</span><span id="line-205"> throw new IllegalArgumentException("Namespace name must not be empty");</span> |
| <span class="source-line-no">206</span><span id="line-206"> }</span> |
| <span class="source-line-no">207</span><span id="line-207"> String nsString = new String(namespaceName, start, (end - start), StandardCharsets.UTF_8);</span> |
| <span class="source-line-no">208</span><span id="line-208"> if (nsString.equals(DISALLOWED_TABLE_NAME)) {</span> |
| <span class="source-line-no">209</span><span id="line-209"> // Per https://zookeeper.apache.org/doc/r3.4.10/zookeeperProgrammers.html#ch_zkDataModel</span> |
| <span class="source-line-no">210</span><span id="line-210"> // A znode named "zookeeper" is disallowed by zookeeper.</span> |
| <span class="source-line-no">211</span><span id="line-211"> throw new IllegalArgumentException("Tables may not be named '" + DISALLOWED_TABLE_NAME + "'");</span> |
| <span class="source-line-no">212</span><span id="line-212"> }</span> |
| <span class="source-line-no">213</span><span id="line-213"> for (int i = 0; i < nsString.length(); i++) {</span> |
| <span class="source-line-no">214</span><span id="line-214"> // Treat the string as a char-array as some characters may be multi-byte</span> |
| <span class="source-line-no">215</span><span id="line-215"> char c = nsString.charAt(i);</span> |
| <span class="source-line-no">216</span><span id="line-216"> // ZooKeeper also has limitations, but Character.isAlphabetic omits those all</span> |
| <span class="source-line-no">217</span><span id="line-217"> // See https://zookeeper.apache.org/doc/r3.4.10/zookeeperProgrammers.html#ch_zkDataModel</span> |
| <span class="source-line-no">218</span><span id="line-218"> if (Character.isAlphabetic(c) || Character.isDigit(c) || c == '_') {</span> |
| <span class="source-line-no">219</span><span id="line-219"> continue;</span> |
| <span class="source-line-no">220</span><span id="line-220"> }</span> |
| <span class="source-line-no">221</span><span id="line-221"> throw new IllegalArgumentException(</span> |
| <span class="source-line-no">222</span><span id="line-222"> "Illegal character <" + c + "> at " + i + ". Namespaces may only contain "</span> |
| <span class="source-line-no">223</span><span id="line-223"> + "'alphanumeric characters' from any language and digits: " + nsString);</span> |
| <span class="source-line-no">224</span><span id="line-224"> }</span> |
| <span class="source-line-no">225</span><span id="line-225"> }</span> |
| <span class="source-line-no">226</span><span id="line-226"></span> |
| <span class="source-line-no">227</span><span id="line-227"> public byte[] getName() {</span> |
| <span class="source-line-no">228</span><span id="line-228"> return name;</span> |
| <span class="source-line-no">229</span><span id="line-229"> }</span> |
| <span class="source-line-no">230</span><span id="line-230"></span> |
| <span class="source-line-no">231</span><span id="line-231"> public String getNameAsString() {</span> |
| <span class="source-line-no">232</span><span id="line-232"> return nameAsString;</span> |
| <span class="source-line-no">233</span><span id="line-233"> }</span> |
| <span class="source-line-no">234</span><span id="line-234"></span> |
| <span class="source-line-no">235</span><span id="line-235"> public byte[] getNamespace() {</span> |
| <span class="source-line-no">236</span><span id="line-236"> return namespace;</span> |
| <span class="source-line-no">237</span><span id="line-237"> }</span> |
| <span class="source-line-no">238</span><span id="line-238"></span> |
| <span class="source-line-no">239</span><span id="line-239"> public String getNamespaceAsString() {</span> |
| <span class="source-line-no">240</span><span id="line-240"> return namespaceAsString;</span> |
| <span class="source-line-no">241</span><span id="line-241"> }</span> |
| <span class="source-line-no">242</span><span id="line-242"></span> |
| <span class="source-line-no">243</span><span id="line-243"> /**</span> |
| <span class="source-line-no">244</span><span id="line-244"> * Ideally, getNameAsString should contain namespace within it, but if the namespace is default,</span> |
| <span class="source-line-no">245</span><span id="line-245"> * it just returns the name. This method takes care of this corner case.</span> |
| <span class="source-line-no">246</span><span id="line-246"> */</span> |
| <span class="source-line-no">247</span><span id="line-247"> public String getNameWithNamespaceInclAsString() {</span> |
| <span class="source-line-no">248</span><span id="line-248"> if (getNamespaceAsString().equals(NamespaceDescriptor.DEFAULT_NAMESPACE_NAME_STR)) {</span> |
| <span class="source-line-no">249</span><span id="line-249"> return NamespaceDescriptor.DEFAULT_NAMESPACE_NAME_STR + TableName.NAMESPACE_DELIM</span> |
| <span class="source-line-no">250</span><span id="line-250"> + getNameAsString();</span> |
| <span class="source-line-no">251</span><span id="line-251"> }</span> |
| <span class="source-line-no">252</span><span id="line-252"> return getNameAsString();</span> |
| <span class="source-line-no">253</span><span id="line-253"> }</span> |
| <span class="source-line-no">254</span><span id="line-254"></span> |
| <span class="source-line-no">255</span><span id="line-255"> public byte[] getQualifier() {</span> |
| <span class="source-line-no">256</span><span id="line-256"> return qualifier;</span> |
| <span class="source-line-no">257</span><span id="line-257"> }</span> |
| <span class="source-line-no">258</span><span id="line-258"></span> |
| <span class="source-line-no">259</span><span id="line-259"> public String getQualifierAsString() {</span> |
| <span class="source-line-no">260</span><span id="line-260"> return qualifierAsString;</span> |
| <span class="source-line-no">261</span><span id="line-261"> }</span> |
| <span class="source-line-no">262</span><span id="line-262"></span> |
| <span class="source-line-no">263</span><span id="line-263"> /** Returns A pointer to TableName as String bytes. */</span> |
| <span class="source-line-no">264</span><span id="line-264"> public byte[] toBytes() {</span> |
| <span class="source-line-no">265</span><span id="line-265"> return name;</span> |
| <span class="source-line-no">266</span><span id="line-266"> }</span> |
| <span class="source-line-no">267</span><span id="line-267"></span> |
| <span class="source-line-no">268</span><span id="line-268"> public boolean isSystemTable() {</span> |
| <span class="source-line-no">269</span><span id="line-269"> return systemTable;</span> |
| <span class="source-line-no">270</span><span id="line-270"> }</span> |
| <span class="source-line-no">271</span><span id="line-271"></span> |
| <span class="source-line-no">272</span><span id="line-272"> @Override</span> |
| <span class="source-line-no">273</span><span id="line-273"> public String toString() {</span> |
| <span class="source-line-no">274</span><span id="line-274"> return nameAsString;</span> |
| <span class="source-line-no">275</span><span id="line-275"> }</span> |
| <span class="source-line-no">276</span><span id="line-276"></span> |
| <span class="source-line-no">277</span><span id="line-277"> private TableName(ByteBuffer namespace, ByteBuffer qualifier) throws IllegalArgumentException {</span> |
| <span class="source-line-no">278</span><span id="line-278"> this.qualifier = new byte[qualifier.remaining()];</span> |
| <span class="source-line-no">279</span><span id="line-279"> qualifier.duplicate().get(this.qualifier);</span> |
| <span class="source-line-no">280</span><span id="line-280"> this.qualifierAsString = Bytes.toString(this.qualifier);</span> |
| <span class="source-line-no">281</span><span id="line-281"></span> |
| <span class="source-line-no">282</span><span id="line-282"> if (qualifierAsString.equals(OLD_ROOT_STR)) {</span> |
| <span class="source-line-no">283</span><span id="line-283"> throw new IllegalArgumentException(OLD_ROOT_STR + " has been deprecated.");</span> |
| <span class="source-line-no">284</span><span id="line-284"> }</span> |
| <span class="source-line-no">285</span><span id="line-285"> if (qualifierAsString.equals(OLD_META_STR)) {</span> |
| <span class="source-line-no">286</span><span id="line-286"> throw new IllegalArgumentException(</span> |
| <span class="source-line-no">287</span><span id="line-287"> OLD_META_STR + " no longer exists. The table has been " + "renamed to " + META_TABLE_NAME);</span> |
| <span class="source-line-no">288</span><span id="line-288"> }</span> |
| <span class="source-line-no">289</span><span id="line-289"></span> |
| <span class="source-line-no">290</span><span id="line-290"> if (Bytes.equals(NamespaceDescriptor.DEFAULT_NAMESPACE_NAME, namespace)) {</span> |
| <span class="source-line-no">291</span><span id="line-291"> // Using the same objects: this will make the comparison faster later</span> |
| <span class="source-line-no">292</span><span id="line-292"> this.namespace = NamespaceDescriptor.DEFAULT_NAMESPACE_NAME;</span> |
| <span class="source-line-no">293</span><span id="line-293"> this.namespaceAsString = NamespaceDescriptor.DEFAULT_NAMESPACE_NAME_STR;</span> |
| <span class="source-line-no">294</span><span id="line-294"> this.systemTable = false;</span> |
| <span class="source-line-no">295</span><span id="line-295"></span> |
| <span class="source-line-no">296</span><span id="line-296"> // The name does not include the namespace when it's the default one.</span> |
| <span class="source-line-no">297</span><span id="line-297"> this.nameAsString = qualifierAsString;</span> |
| <span class="source-line-no">298</span><span id="line-298"> this.name = this.qualifier;</span> |
| <span class="source-line-no">299</span><span id="line-299"> } else {</span> |
| <span class="source-line-no">300</span><span id="line-300"> if (Bytes.equals(NamespaceDescriptor.SYSTEM_NAMESPACE_NAME, namespace)) {</span> |
| <span class="source-line-no">301</span><span id="line-301"> this.namespace = NamespaceDescriptor.SYSTEM_NAMESPACE_NAME;</span> |
| <span class="source-line-no">302</span><span id="line-302"> this.namespaceAsString = NamespaceDescriptor.SYSTEM_NAMESPACE_NAME_STR;</span> |
| <span class="source-line-no">303</span><span id="line-303"> this.systemTable = true;</span> |
| <span class="source-line-no">304</span><span id="line-304"> } else {</span> |
| <span class="source-line-no">305</span><span id="line-305"> this.namespace = new byte[namespace.remaining()];</span> |
| <span class="source-line-no">306</span><span id="line-306"> namespace.duplicate().get(this.namespace);</span> |
| <span class="source-line-no">307</span><span id="line-307"> this.namespaceAsString = Bytes.toString(this.namespace);</span> |
| <span class="source-line-no">308</span><span id="line-308"> this.systemTable = false;</span> |
| <span class="source-line-no">309</span><span id="line-309"> }</span> |
| <span class="source-line-no">310</span><span id="line-310"> this.nameAsString = namespaceAsString + NAMESPACE_DELIM + qualifierAsString;</span> |
| <span class="source-line-no">311</span><span id="line-311"> this.name = Bytes.toBytes(nameAsString);</span> |
| <span class="source-line-no">312</span><span id="line-312"> }</span> |
| <span class="source-line-no">313</span><span id="line-313"></span> |
| <span class="source-line-no">314</span><span id="line-314"> this.hashCode = nameAsString.hashCode();</span> |
| <span class="source-line-no">315</span><span id="line-315"></span> |
| <span class="source-line-no">316</span><span id="line-316"> isLegalNamespaceName(this.namespace);</span> |
| <span class="source-line-no">317</span><span id="line-317"> isLegalTableQualifierName(this.qualifier);</span> |
| <span class="source-line-no">318</span><span id="line-318"> }</span> |
| <span class="source-line-no">319</span><span id="line-319"></span> |
| <span class="source-line-no">320</span><span id="line-320"> /** This is only for the old and meta tables. */</span> |
| <span class="source-line-no">321</span><span id="line-321"> private TableName(String qualifier) {</span> |
| <span class="source-line-no">322</span><span id="line-322"> this.qualifier = Bytes.toBytes(qualifier);</span> |
| <span class="source-line-no">323</span><span id="line-323"> this.qualifierAsString = qualifier;</span> |
| <span class="source-line-no">324</span><span id="line-324"></span> |
| <span class="source-line-no">325</span><span id="line-325"> this.namespace = NamespaceDescriptor.SYSTEM_NAMESPACE_NAME;</span> |
| <span class="source-line-no">326</span><span id="line-326"> this.namespaceAsString = NamespaceDescriptor.SYSTEM_NAMESPACE_NAME_STR;</span> |
| <span class="source-line-no">327</span><span id="line-327"> this.systemTable = true;</span> |
| <span class="source-line-no">328</span><span id="line-328"></span> |
| <span class="source-line-no">329</span><span id="line-329"> // WARNING: nameAsString is different than name for old meta & root!</span> |
| <span class="source-line-no">330</span><span id="line-330"> // This is by design.</span> |
| <span class="source-line-no">331</span><span id="line-331"> this.nameAsString = namespaceAsString + NAMESPACE_DELIM + qualifierAsString;</span> |
| <span class="source-line-no">332</span><span id="line-332"> this.name = this.qualifier;</span> |
| <span class="source-line-no">333</span><span id="line-333"></span> |
| <span class="source-line-no">334</span><span id="line-334"> this.hashCode = nameAsString.hashCode();</span> |
| <span class="source-line-no">335</span><span id="line-335"> }</span> |
| <span class="source-line-no">336</span><span id="line-336"></span> |
| <span class="source-line-no">337</span><span id="line-337"> /**</span> |
| <span class="source-line-no">338</span><span id="line-338"> * Check that the object does not exist already. There are two reasons for creating the objects</span> |
| <span class="source-line-no">339</span><span id="line-339"> * only once: 1) With 100K regions, the table names take ~20MB. 2) Equals becomes much faster as</span> |
| <span class="source-line-no">340</span><span id="line-340"> * it's resolved with a reference and an int comparison.</span> |
| <span class="source-line-no">341</span><span id="line-341"> */</span> |
| <span class="source-line-no">342</span><span id="line-342"> private static TableName createTableNameIfNecessary(ByteBuffer bns, ByteBuffer qns) {</span> |
| <span class="source-line-no">343</span><span id="line-343"> for (TableName tn : tableCache) {</span> |
| <span class="source-line-no">344</span><span id="line-344"> if (Bytes.equals(tn.getQualifier(), qns) && Bytes.equals(tn.getNamespace(), bns)) {</span> |
| <span class="source-line-no">345</span><span id="line-345"> return tn;</span> |
| <span class="source-line-no">346</span><span id="line-346"> }</span> |
| <span class="source-line-no">347</span><span id="line-347"> }</span> |
| <span class="source-line-no">348</span><span id="line-348"></span> |
| <span class="source-line-no">349</span><span id="line-349"> TableName newTable = new TableName(bns, qns);</span> |
| <span class="source-line-no">350</span><span id="line-350"> if (tableCache.add(newTable)) { // Adds the specified element if it is not already present</span> |
| <span class="source-line-no">351</span><span id="line-351"> return newTable;</span> |
| <span class="source-line-no">352</span><span id="line-352"> }</span> |
| <span class="source-line-no">353</span><span id="line-353"></span> |
| <span class="source-line-no">354</span><span id="line-354"> // Someone else added it. Let's find it.</span> |
| <span class="source-line-no">355</span><span id="line-355"> for (TableName tn : tableCache) {</span> |
| <span class="source-line-no">356</span><span id="line-356"> if (Bytes.equals(tn.getQualifier(), qns) && Bytes.equals(tn.getNamespace(), bns)) {</span> |
| <span class="source-line-no">357</span><span id="line-357"> return tn;</span> |
| <span class="source-line-no">358</span><span id="line-358"> }</span> |
| <span class="source-line-no">359</span><span id="line-359"> }</span> |
| <span class="source-line-no">360</span><span id="line-360"> // this should never happen.</span> |
| <span class="source-line-no">361</span><span id="line-361"> throw new IllegalStateException(newTable + " was supposed to be in the cache");</span> |
| <span class="source-line-no">362</span><span id="line-362"> }</span> |
| <span class="source-line-no">363</span><span id="line-363"></span> |
| <span class="source-line-no">364</span><span id="line-364"> /**</span> |
| <span class="source-line-no">365</span><span id="line-365"> * It is used to create table names for old META, and ROOT table. These tables are not really</span> |
| <span class="source-line-no">366</span><span id="line-366"> * legal tables. They are not added into the cache.</span> |
| <span class="source-line-no">367</span><span id="line-367"> * @return a dummy TableName instance (with no validation) for the passed qualifier</span> |
| <span class="source-line-no">368</span><span id="line-368"> */</span> |
| <span class="source-line-no">369</span><span id="line-369"> private static TableName getADummyTableName(String qualifier) {</span> |
| <span class="source-line-no">370</span><span id="line-370"> return new TableName(qualifier);</span> |
| <span class="source-line-no">371</span><span id="line-371"> }</span> |
| <span class="source-line-no">372</span><span id="line-372"></span> |
| <span class="source-line-no">373</span><span id="line-373"> public static TableName valueOf(String namespaceAsString, String qualifierAsString) {</span> |
| <span class="source-line-no">374</span><span id="line-374"> if (namespaceAsString == null || namespaceAsString.length() < 1) {</span> |
| <span class="source-line-no">375</span><span id="line-375"> namespaceAsString = NamespaceDescriptor.DEFAULT_NAMESPACE_NAME_STR;</span> |
| <span class="source-line-no">376</span><span id="line-376"> }</span> |
| <span class="source-line-no">377</span><span id="line-377"></span> |
| <span class="source-line-no">378</span><span id="line-378"> for (TableName tn : tableCache) {</span> |
| <span class="source-line-no">379</span><span id="line-379"> if (</span> |
| <span class="source-line-no">380</span><span id="line-380"> qualifierAsString.equals(tn.getQualifierAsString())</span> |
| <span class="source-line-no">381</span><span id="line-381"> && namespaceAsString.equals(tn.getNamespaceAsString())</span> |
| <span class="source-line-no">382</span><span id="line-382"> ) {</span> |
| <span class="source-line-no">383</span><span id="line-383"> return tn;</span> |
| <span class="source-line-no">384</span><span id="line-384"> }</span> |
| <span class="source-line-no">385</span><span id="line-385"> }</span> |
| <span class="source-line-no">386</span><span id="line-386"></span> |
| <span class="source-line-no">387</span><span id="line-387"> return createTableNameIfNecessary(ByteBuffer.wrap(Bytes.toBytes(namespaceAsString)),</span> |
| <span class="source-line-no">388</span><span id="line-388"> ByteBuffer.wrap(Bytes.toBytes(qualifierAsString)));</span> |
| <span class="source-line-no">389</span><span id="line-389"> }</span> |
| <span class="source-line-no">390</span><span id="line-390"></span> |
| <span class="source-line-no">391</span><span id="line-391"> /**</span> |
| <span class="source-line-no">392</span><span id="line-392"> * Construct a TableName</span> |
| <span class="source-line-no">393</span><span id="line-393"> * @param fullName will use the entire byte array</span> |
| <span class="source-line-no">394</span><span id="line-394"> * @throws IllegalArgumentException if fullName equals old root or old meta. Some code depends on</span> |
| <span class="source-line-no">395</span><span id="line-395"> * this. The test is buried in the table creation to save on</span> |
| <span class="source-line-no">396</span><span id="line-396"> * array comparison when we're creating a standard table object</span> |
| <span class="source-line-no">397</span><span id="line-397"> * that will be in the cache.</span> |
| <span class="source-line-no">398</span><span id="line-398"> */</span> |
| <span class="source-line-no">399</span><span id="line-399"> public static TableName valueOf(byte[] fullName) throws IllegalArgumentException {</span> |
| <span class="source-line-no">400</span><span id="line-400"> return valueOf(fullName, 0, fullName.length);</span> |
| <span class="source-line-no">401</span><span id="line-401"> }</span> |
| <span class="source-line-no">402</span><span id="line-402"></span> |
| <span class="source-line-no">403</span><span id="line-403"> /**</span> |
| <span class="source-line-no">404</span><span id="line-404"> * Construct a TableName</span> |
| <span class="source-line-no">405</span><span id="line-405"> * @param fullName byte array to look into</span> |
| <span class="source-line-no">406</span><span id="line-406"> * @param offset within said array</span> |
| <span class="source-line-no">407</span><span id="line-407"> * @param length within said array</span> |
| <span class="source-line-no">408</span><span id="line-408"> * @throws IllegalArgumentException if fullName equals old root or old meta.</span> |
| <span class="source-line-no">409</span><span id="line-409"> */</span> |
| <span class="source-line-no">410</span><span id="line-410"> public static TableName valueOf(byte[] fullName, int offset, int length)</span> |
| <span class="source-line-no">411</span><span id="line-411"> throws IllegalArgumentException {</span> |
| <span class="source-line-no">412</span><span id="line-412"> Preconditions.checkArgument(offset >= 0, "offset must be non-negative but was %s", offset);</span> |
| <span class="source-line-no">413</span><span id="line-413"> Preconditions.checkArgument(offset < fullName.length, "offset (%s) must be < array length (%s)",</span> |
| <span class="source-line-no">414</span><span id="line-414"> offset, fullName.length);</span> |
| <span class="source-line-no">415</span><span id="line-415"> Preconditions.checkArgument(length <= fullName.length,</span> |
| <span class="source-line-no">416</span><span id="line-416"> "length (%s) must be <= array length (%s)", length, fullName.length);</span> |
| <span class="source-line-no">417</span><span id="line-417"> for (TableName tn : tableCache) {</span> |
| <span class="source-line-no">418</span><span id="line-418"> final byte[] tnName = tn.getName();</span> |
| <span class="source-line-no">419</span><span id="line-419"> if (Bytes.equals(tnName, 0, tnName.length, fullName, offset, length)) {</span> |
| <span class="source-line-no">420</span><span id="line-420"> return tn;</span> |
| <span class="source-line-no">421</span><span id="line-421"> }</span> |
| <span class="source-line-no">422</span><span id="line-422"> }</span> |
| <span class="source-line-no">423</span><span id="line-423"></span> |
| <span class="source-line-no">424</span><span id="line-424"> int namespaceDelimIndex =</span> |
| <span class="source-line-no">425</span><span id="line-425"> ArrayUtils.lastIndexOf(fullName, (byte) NAMESPACE_DELIM, offset + length - 1);</span> |
| <span class="source-line-no">426</span><span id="line-426"></span> |
| <span class="source-line-no">427</span><span id="line-427"> if (namespaceDelimIndex < offset) {</span> |
| <span class="source-line-no">428</span><span id="line-428"> return createTableNameIfNecessary(ByteBuffer.wrap(NamespaceDescriptor.DEFAULT_NAMESPACE_NAME),</span> |
| <span class="source-line-no">429</span><span id="line-429"> ByteBuffer.wrap(fullName, offset, length));</span> |
| <span class="source-line-no">430</span><span id="line-430"> } else {</span> |
| <span class="source-line-no">431</span><span id="line-431"> return createTableNameIfNecessary(ByteBuffer.wrap(fullName, offset, namespaceDelimIndex),</span> |
| <span class="source-line-no">432</span><span id="line-432"> ByteBuffer.wrap(fullName, namespaceDelimIndex + 1, length - (namespaceDelimIndex + 1)));</span> |
| <span class="source-line-no">433</span><span id="line-433"> }</span> |
| <span class="source-line-no">434</span><span id="line-434"> }</span> |
| <span class="source-line-no">435</span><span id="line-435"></span> |
| <span class="source-line-no">436</span><span id="line-436"> /**</span> |
| <span class="source-line-no">437</span><span id="line-437"> * Construct a TableName</span> |
| <span class="source-line-no">438</span><span id="line-438"> * @param fullname of a table, possibly with a leading namespace and ':' as delimiter.</span> |
| <span class="source-line-no">439</span><span id="line-439"> * @throws IllegalArgumentException if fullName equals old root or old meta.</span> |
| <span class="source-line-no">440</span><span id="line-440"> */</span> |
| <span class="source-line-no">441</span><span id="line-441"> public static TableName valueOf(ByteBuffer fullname) {</span> |
| <span class="source-line-no">442</span><span id="line-442"> fullname = fullname.duplicate();</span> |
| <span class="source-line-no">443</span><span id="line-443"> fullname.mark();</span> |
| <span class="source-line-no">444</span><span id="line-444"> boolean miss = true;</span> |
| <span class="source-line-no">445</span><span id="line-445"> while (fullname.hasRemaining() && miss) {</span> |
| <span class="source-line-no">446</span><span id="line-446"> miss = ((byte) NAMESPACE_DELIM) != fullname.get();</span> |
| <span class="source-line-no">447</span><span id="line-447"> }</span> |
| <span class="source-line-no">448</span><span id="line-448"> if (miss) {</span> |
| <span class="source-line-no">449</span><span id="line-449"> fullname.reset();</span> |
| <span class="source-line-no">450</span><span id="line-450"> return valueOf(null, fullname);</span> |
| <span class="source-line-no">451</span><span id="line-451"> } else {</span> |
| <span class="source-line-no">452</span><span id="line-452"> ByteBuffer qualifier = fullname.slice();</span> |
| <span class="source-line-no">453</span><span id="line-453"> int delimiterIndex = fullname.position() - 1;</span> |
| <span class="source-line-no">454</span><span id="line-454"> fullname.reset();</span> |
| <span class="source-line-no">455</span><span id="line-455"> // changing variable name for clarity</span> |
| <span class="source-line-no">456</span><span id="line-456"> ByteBuffer namespace = fullname.duplicate();</span> |
| <span class="source-line-no">457</span><span id="line-457"> namespace.limit(delimiterIndex);</span> |
| <span class="source-line-no">458</span><span id="line-458"> return valueOf(namespace, qualifier);</span> |
| <span class="source-line-no">459</span><span id="line-459"> }</span> |
| <span class="source-line-no">460</span><span id="line-460"> }</span> |
| <span class="source-line-no">461</span><span id="line-461"></span> |
| <span class="source-line-no">462</span><span id="line-462"> /**</span> |
| <span class="source-line-no">463</span><span id="line-463"> * Construct a TableName</span> |
| <span class="source-line-no">464</span><span id="line-464"> * @throws IllegalArgumentException if fullName equals old root or old meta. Some code depends on</span> |
| <span class="source-line-no">465</span><span id="line-465"> * this.</span> |
| <span class="source-line-no">466</span><span id="line-466"> */</span> |
| <span class="source-line-no">467</span><span id="line-467"> public static TableName valueOf(String name) {</span> |
| <span class="source-line-no">468</span><span id="line-468"> for (TableName tn : tableCache) {</span> |
| <span class="source-line-no">469</span><span id="line-469"> if (name.equals(tn.getNameAsString())) {</span> |
| <span class="source-line-no">470</span><span id="line-470"> return tn;</span> |
| <span class="source-line-no">471</span><span id="line-471"> }</span> |
| <span class="source-line-no">472</span><span id="line-472"> }</span> |
| <span class="source-line-no">473</span><span id="line-473"></span> |
| <span class="source-line-no">474</span><span id="line-474"> final int namespaceDelimIndex = name.indexOf(NAMESPACE_DELIM);</span> |
| <span class="source-line-no">475</span><span id="line-475"></span> |
| <span class="source-line-no">476</span><span id="line-476"> if (namespaceDelimIndex < 0) {</span> |
| <span class="source-line-no">477</span><span id="line-477"> return createTableNameIfNecessary(ByteBuffer.wrap(NamespaceDescriptor.DEFAULT_NAMESPACE_NAME),</span> |
| <span class="source-line-no">478</span><span id="line-478"> ByteBuffer.wrap(Bytes.toBytes(name)));</span> |
| <span class="source-line-no">479</span><span id="line-479"> } else {</span> |
| <span class="source-line-no">480</span><span id="line-480"> // indexOf is by character, not byte (consider multi-byte characters)</span> |
| <span class="source-line-no">481</span><span id="line-481"> String ns = name.substring(0, namespaceDelimIndex);</span> |
| <span class="source-line-no">482</span><span id="line-482"> String qualifier = name.substring(namespaceDelimIndex + 1);</span> |
| <span class="source-line-no">483</span><span id="line-483"> return createTableNameIfNecessary(ByteBuffer.wrap(Bytes.toBytes(ns)),</span> |
| <span class="source-line-no">484</span><span id="line-484"> ByteBuffer.wrap(Bytes.toBytes(qualifier)));</span> |
| <span class="source-line-no">485</span><span id="line-485"> }</span> |
| <span class="source-line-no">486</span><span id="line-486"> }</span> |
| <span class="source-line-no">487</span><span id="line-487"></span> |
| <span class="source-line-no">488</span><span id="line-488"> public static TableName valueOf(byte[] namespace, byte[] qualifier) {</span> |
| <span class="source-line-no">489</span><span id="line-489"> if (namespace == null || namespace.length < 1) {</span> |
| <span class="source-line-no">490</span><span id="line-490"> namespace = NamespaceDescriptor.DEFAULT_NAMESPACE_NAME;</span> |
| <span class="source-line-no">491</span><span id="line-491"> }</span> |
| <span class="source-line-no">492</span><span id="line-492"></span> |
| <span class="source-line-no">493</span><span id="line-493"> for (TableName tn : tableCache) {</span> |
| <span class="source-line-no">494</span><span id="line-494"> if (</span> |
| <span class="source-line-no">495</span><span id="line-495"> Arrays.equals(tn.getQualifier(), qualifier) && Arrays.equals(tn.getNamespace(), namespace)</span> |
| <span class="source-line-no">496</span><span id="line-496"> ) {</span> |
| <span class="source-line-no">497</span><span id="line-497"> return tn;</span> |
| <span class="source-line-no">498</span><span id="line-498"> }</span> |
| <span class="source-line-no">499</span><span id="line-499"> }</span> |
| <span class="source-line-no">500</span><span id="line-500"></span> |
| <span class="source-line-no">501</span><span id="line-501"> return createTableNameIfNecessary(ByteBuffer.wrap(namespace), ByteBuffer.wrap(qualifier));</span> |
| <span class="source-line-no">502</span><span id="line-502"> }</span> |
| <span class="source-line-no">503</span><span id="line-503"></span> |
| <span class="source-line-no">504</span><span id="line-504"> public static TableName valueOf(ByteBuffer namespace, ByteBuffer qualifier) {</span> |
| <span class="source-line-no">505</span><span id="line-505"> if (namespace == null || namespace.remaining() < 1) {</span> |
| <span class="source-line-no">506</span><span id="line-506"> return createTableNameIfNecessary(ByteBuffer.wrap(NamespaceDescriptor.DEFAULT_NAMESPACE_NAME),</span> |
| <span class="source-line-no">507</span><span id="line-507"> qualifier);</span> |
| <span class="source-line-no">508</span><span id="line-508"> }</span> |
| <span class="source-line-no">509</span><span id="line-509"></span> |
| <span class="source-line-no">510</span><span id="line-510"> return createTableNameIfNecessary(namespace, qualifier);</span> |
| <span class="source-line-no">511</span><span id="line-511"> }</span> |
| <span class="source-line-no">512</span><span id="line-512"></span> |
| <span class="source-line-no">513</span><span id="line-513"> @Override</span> |
| <span class="source-line-no">514</span><span id="line-514"> public boolean equals(Object o) {</span> |
| <span class="source-line-no">515</span><span id="line-515"> if (this == o) return true;</span> |
| <span class="source-line-no">516</span><span id="line-516"> if (o == null || getClass() != o.getClass()) return false;</span> |
| <span class="source-line-no">517</span><span id="line-517"></span> |
| <span class="source-line-no">518</span><span id="line-518"> TableName tableName = (TableName) o;</span> |
| <span class="source-line-no">519</span><span id="line-519"></span> |
| <span class="source-line-no">520</span><span id="line-520"> return o.hashCode() == hashCode && nameAsString.equals(tableName.nameAsString);</span> |
| <span class="source-line-no">521</span><span id="line-521"> }</span> |
| <span class="source-line-no">522</span><span id="line-522"></span> |
| <span class="source-line-no">523</span><span id="line-523"> @Override</span> |
| <span class="source-line-no">524</span><span id="line-524"> public int hashCode() {</span> |
| <span class="source-line-no">525</span><span id="line-525"> return hashCode;</span> |
| <span class="source-line-no">526</span><span id="line-526"> }</span> |
| <span class="source-line-no">527</span><span id="line-527"></span> |
| <span class="source-line-no">528</span><span id="line-528"> @Override</span> |
| <span class="source-line-no">529</span><span id="line-529"> public int compareTo(TableName tableName) {</span> |
| <span class="source-line-no">530</span><span id="line-530"> // For performance reasons, the ordering is not lexicographic.</span> |
| <span class="source-line-no">531</span><span id="line-531"> if (this == tableName) {</span> |
| <span class="source-line-no">532</span><span id="line-532"> return 0;</span> |
| <span class="source-line-no">533</span><span id="line-533"> }</span> |
| <span class="source-line-no">534</span><span id="line-534"> if (this.hashCode < tableName.hashCode()) {</span> |
| <span class="source-line-no">535</span><span id="line-535"> return -1;</span> |
| <span class="source-line-no">536</span><span id="line-536"> }</span> |
| <span class="source-line-no">537</span><span id="line-537"> if (this.hashCode > tableName.hashCode()) {</span> |
| <span class="source-line-no">538</span><span id="line-538"> return 1;</span> |
| <span class="source-line-no">539</span><span id="line-539"> }</span> |
| <span class="source-line-no">540</span><span id="line-540"> return this.nameAsString.compareTo(tableName.getNameAsString());</span> |
| <span class="source-line-no">541</span><span id="line-541"> }</span> |
| <span class="source-line-no">542</span><span id="line-542"></span> |
| <span class="source-line-no">543</span><span id="line-543">}</span> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
