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| <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.regionserver;</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 org.apache.hadoop.hbase.HBaseInterfaceAudience;</span> |
| <span class="source-line-no">021</span><span id="line-21">import org.apache.hadoop.hbase.client.Mutation;</span> |
| <span class="source-line-no">022</span><span id="line-22">import org.apache.hadoop.hbase.wal.WALEdit;</span> |
| <span class="source-line-no">023</span><span id="line-23">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">024</span><span id="line-24"></span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;</span> |
| <span class="source-line-no">026</span><span id="line-26"></span> |
| <span class="source-line-no">027</span><span id="line-27">/**</span> |
| <span class="source-line-no">028</span><span id="line-28"> * Wraps together the mutations which are applied as a batch to the region and their operation</span> |
| <span class="source-line-no">029</span><span id="line-29"> * status and WALEdits.</span> |
| <span class="source-line-no">030</span><span id="line-30"> * @see org.apache.hadoop.hbase.coprocessor.RegionObserver#preBatchMutate(</span> |
| <span class="source-line-no">031</span><span id="line-31"> * org.apache.hadoop.hbase.coprocessor.ObserverContext, MiniBatchOperationInProgress)</span> |
| <span class="source-line-no">032</span><span id="line-32"> * @see org.apache.hadoop.hbase.coprocessor.RegionObserver#postBatchMutate(</span> |
| <span class="source-line-no">033</span><span id="line-33"> * org.apache.hadoop.hbase.coprocessor.ObserverContext, MiniBatchOperationInProgress)</span> |
| <span class="source-line-no">034</span><span id="line-34"> * @param T Pair&lt;Mutation, Integer&gt; pair of Mutations and associated rowlock ids .</span> |
| <span class="source-line-no">035</span><span id="line-35"> */</span> |
| <span class="source-line-no">036</span><span id="line-36">@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.COPROC)</span> |
| <span class="source-line-no">037</span><span id="line-37">public class MiniBatchOperationInProgress<T> {</span> |
| <span class="source-line-no">038</span><span id="line-38"> private final T[] operations;</span> |
| <span class="source-line-no">039</span><span id="line-39"> private Mutation[][] operationsFromCoprocessors;</span> |
| <span class="source-line-no">040</span><span id="line-40"> private final OperationStatus[] retCodeDetails;</span> |
| <span class="source-line-no">041</span><span id="line-41"> private final WALEdit[] walEditsFromCoprocessors;</span> |
| <span class="source-line-no">042</span><span id="line-42"> private final int firstIndex;</span> |
| <span class="source-line-no">043</span><span id="line-43"> private final int lastIndexExclusive;</span> |
| <span class="source-line-no">044</span><span id="line-44"></span> |
| <span class="source-line-no">045</span><span id="line-45"> private int readyToWriteCount = 0;</span> |
| <span class="source-line-no">046</span><span id="line-46"> private int cellCount = 0;</span> |
| <span class="source-line-no">047</span><span id="line-47"> private int numOfPuts = 0;</span> |
| <span class="source-line-no">048</span><span id="line-48"> private int numOfDeletes = 0;</span> |
| <span class="source-line-no">049</span><span id="line-49"> private int numOfIncrements = 0;</span> |
| <span class="source-line-no">050</span><span id="line-50"> private int numOfAppends = 0;</span> |
| <span class="source-line-no">051</span><span id="line-51"> /**</span> |
| <span class="source-line-no">052</span><span id="line-52"> * Here is for HBASE-26993,saving the all the {@link Mutation}s if there is</span> |
| <span class="source-line-no">053</span><span id="line-53"> * {@link Durability#SKIP_WAL} in {@link HRegion.BatchOperation#buildWALEdits} for</span> |
| <span class="source-line-no">054</span><span id="line-54"> * {@link HRegion#doMiniBatchMutate} to also replicate {@link Mutation} which is</span> |
| <span class="source-line-no">055</span><span id="line-55"> * {@link Durability#SKIP_WAL} to region replica.</span> |
| <span class="source-line-no">056</span><span id="line-56"> */</span> |
| <span class="source-line-no">057</span><span id="line-57"> private WALEdit walEditForReplicateIfExistsSkipWAL = null;</span> |
| <span class="source-line-no">058</span><span id="line-58"></span> |
| <span class="source-line-no">059</span><span id="line-59"> public MiniBatchOperationInProgress(T[] operations, OperationStatus[] retCodeDetails,</span> |
| <span class="source-line-no">060</span><span id="line-60"> WALEdit[] walEditsFromCoprocessors, int firstIndex, int lastIndexExclusive,</span> |
| <span class="source-line-no">061</span><span id="line-61"> int readyToWriteCount) {</span> |
| <span class="source-line-no">062</span><span id="line-62"> Preconditions.checkArgument(readyToWriteCount <= (lastIndexExclusive - firstIndex));</span> |
| <span class="source-line-no">063</span><span id="line-63"> this.operations = operations;</span> |
| <span class="source-line-no">064</span><span id="line-64"> this.retCodeDetails = retCodeDetails;</span> |
| <span class="source-line-no">065</span><span id="line-65"> this.walEditsFromCoprocessors = walEditsFromCoprocessors;</span> |
| <span class="source-line-no">066</span><span id="line-66"> this.firstIndex = firstIndex;</span> |
| <span class="source-line-no">067</span><span id="line-67"> this.lastIndexExclusive = lastIndexExclusive;</span> |
| <span class="source-line-no">068</span><span id="line-68"> this.readyToWriteCount = readyToWriteCount;</span> |
| <span class="source-line-no">069</span><span id="line-69"> }</span> |
| <span class="source-line-no">070</span><span id="line-70"></span> |
| <span class="source-line-no">071</span><span id="line-71"> /** Returns The number of operations(Mutations) involved in this batch. */</span> |
| <span class="source-line-no">072</span><span id="line-72"> public int size() {</span> |
| <span class="source-line-no">073</span><span id="line-73"> return this.lastIndexExclusive - this.firstIndex;</span> |
| <span class="source-line-no">074</span><span id="line-74"> }</span> |
| <span class="source-line-no">075</span><span id="line-75"></span> |
| <span class="source-line-no">076</span><span id="line-76"> /** Returns The operation(Mutation) at the specified position. */</span> |
| <span class="source-line-no">077</span><span id="line-77"> public T getOperation(int index) {</span> |
| <span class="source-line-no">078</span><span id="line-78"> return operations[getAbsoluteIndex(index)];</span> |
| <span class="source-line-no">079</span><span id="line-79"> }</span> |
| <span class="source-line-no">080</span><span id="line-80"></span> |
| <span class="source-line-no">081</span><span id="line-81"> /**</span> |
| <span class="source-line-no">082</span><span id="line-82"> * Sets the status code for the operation(Mutation) at the specified position. By setting this</span> |
| <span class="source-line-no">083</span><span id="line-83"> * status, {@link org.apache.hadoop.hbase.coprocessor.RegionObserver} can make HRegion to skip</span> |
| <span class="source-line-no">084</span><span id="line-84"> * Mutations.</span> |
| <span class="source-line-no">085</span><span id="line-85"> */</span> |
| <span class="source-line-no">086</span><span id="line-86"> public void setOperationStatus(int index, OperationStatus opStatus) {</span> |
| <span class="source-line-no">087</span><span id="line-87"> this.retCodeDetails[getAbsoluteIndex(index)] = opStatus;</span> |
| <span class="source-line-no">088</span><span id="line-88"> }</span> |
| <span class="source-line-no">089</span><span id="line-89"></span> |
| <span class="source-line-no">090</span><span id="line-90"> /** Returns Gets the status code for the operation(Mutation) at the specified position. */</span> |
| <span class="source-line-no">091</span><span id="line-91"> public OperationStatus getOperationStatus(int index) {</span> |
| <span class="source-line-no">092</span><span id="line-92"> return this.retCodeDetails[getAbsoluteIndex(index)];</span> |
| <span class="source-line-no">093</span><span id="line-93"> }</span> |
| <span class="source-line-no">094</span><span id="line-94"></span> |
| <span class="source-line-no">095</span><span id="line-95"> /**</span> |
| <span class="source-line-no">096</span><span id="line-96"> * Sets the walEdit for the operation(Mutation) at the specified position.</span> |
| <span class="source-line-no">097</span><span id="line-97"> */</span> |
| <span class="source-line-no">098</span><span id="line-98"> public void setWalEdit(int index, WALEdit walEdit) {</span> |
| <span class="source-line-no">099</span><span id="line-99"> this.walEditsFromCoprocessors[getAbsoluteIndex(index)] = walEdit;</span> |
| <span class="source-line-no">100</span><span id="line-100"> }</span> |
| <span class="source-line-no">101</span><span id="line-101"></span> |
| <span class="source-line-no">102</span><span id="line-102"> /** Returns Gets the walEdit for the operation(Mutation) at the specified position. */</span> |
| <span class="source-line-no">103</span><span id="line-103"> public WALEdit getWalEdit(int index) {</span> |
| <span class="source-line-no">104</span><span id="line-104"> return this.walEditsFromCoprocessors[getAbsoluteIndex(index)];</span> |
| <span class="source-line-no">105</span><span id="line-105"> }</span> |
| <span class="source-line-no">106</span><span id="line-106"></span> |
| <span class="source-line-no">107</span><span id="line-107"> private int getAbsoluteIndex(int index) {</span> |
| <span class="source-line-no">108</span><span id="line-108"> if (index < 0 || this.firstIndex + index >= this.lastIndexExclusive) {</span> |
| <span class="source-line-no">109</span><span id="line-109"> throw new ArrayIndexOutOfBoundsException(index);</span> |
| <span class="source-line-no">110</span><span id="line-110"> }</span> |
| <span class="source-line-no">111</span><span id="line-111"> return this.firstIndex + index;</span> |
| <span class="source-line-no">112</span><span id="line-112"> }</span> |
| <span class="source-line-no">113</span><span id="line-113"></span> |
| <span class="source-line-no">114</span><span id="line-114"> /**</span> |
| <span class="source-line-no">115</span><span id="line-115"> * Add more Mutations corresponding to the Mutation at the given index to be committed atomically</span> |
| <span class="source-line-no">116</span><span id="line-116"> * in the same batch. These mutations are applied to the WAL and applied to the memstore as well.</span> |
| <span class="source-line-no">117</span><span id="line-117"> * The timestamp of the cells in the given Mutations MUST be obtained from the original mutation.</span> |
| <span class="source-line-no">118</span><span id="line-118"> * <b>Note:</b> The durability from CP will be replaced by the durability of corresponding</span> |
| <span class="source-line-no">119</span><span id="line-119"> * mutation. <b>Note:</b> Currently only supports Put and Delete operations.</span> |
| <span class="source-line-no">120</span><span id="line-120"> * @param index the index that corresponds to the original mutation index in the batch</span> |
| <span class="source-line-no">121</span><span id="line-121"> * @param newOperations the Mutations to add</span> |
| <span class="source-line-no">122</span><span id="line-122"> */</span> |
| <span class="source-line-no">123</span><span id="line-123"> public void addOperationsFromCP(int index, Mutation[] newOperations) {</span> |
| <span class="source-line-no">124</span><span id="line-124"> if (this.operationsFromCoprocessors == null) {</span> |
| <span class="source-line-no">125</span><span id="line-125"> // lazy allocation to save on object allocation in case this is not used</span> |
| <span class="source-line-no">126</span><span id="line-126"> this.operationsFromCoprocessors = new Mutation[operations.length][];</span> |
| <span class="source-line-no">127</span><span id="line-127"> }</span> |
| <span class="source-line-no">128</span><span id="line-128"> this.operationsFromCoprocessors[getAbsoluteIndex(index)] = newOperations;</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"> public Mutation[] getOperationsFromCoprocessors(int index) {</span> |
| <span class="source-line-no">132</span><span id="line-132"> return operationsFromCoprocessors == null</span> |
| <span class="source-line-no">133</span><span id="line-133"> ? null</span> |
| <span class="source-line-no">134</span><span id="line-134"> : operationsFromCoprocessors[getAbsoluteIndex(index)];</span> |
| <span class="source-line-no">135</span><span id="line-135"> }</span> |
| <span class="source-line-no">136</span><span id="line-136"></span> |
| <span class="source-line-no">137</span><span id="line-137"> public int getReadyToWriteCount() {</span> |
| <span class="source-line-no">138</span><span id="line-138"> return readyToWriteCount;</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 int getLastIndexExclusive() {</span> |
| <span class="source-line-no">142</span><span id="line-142"> return lastIndexExclusive;</span> |
| <span class="source-line-no">143</span><span id="line-143"> }</span> |
| <span class="source-line-no">144</span><span id="line-144"></span> |
| <span class="source-line-no">145</span><span id="line-145"> public int getCellCount() {</span> |
| <span class="source-line-no">146</span><span id="line-146"> return cellCount;</span> |
| <span class="source-line-no">147</span><span id="line-147"> }</span> |
| <span class="source-line-no">148</span><span id="line-148"></span> |
| <span class="source-line-no">149</span><span id="line-149"> public void addCellCount(int cellCount) {</span> |
| <span class="source-line-no">150</span><span id="line-150"> this.cellCount += cellCount;</span> |
| <span class="source-line-no">151</span><span id="line-151"> }</span> |
| <span class="source-line-no">152</span><span id="line-152"></span> |
| <span class="source-line-no">153</span><span id="line-153"> public int getNumOfPuts() {</span> |
| <span class="source-line-no">154</span><span id="line-154"> return numOfPuts;</span> |
| <span class="source-line-no">155</span><span id="line-155"> }</span> |
| <span class="source-line-no">156</span><span id="line-156"></span> |
| <span class="source-line-no">157</span><span id="line-157"> public void incrementNumOfPuts() {</span> |
| <span class="source-line-no">158</span><span id="line-158"> this.numOfPuts += 1;</span> |
| <span class="source-line-no">159</span><span id="line-159"> }</span> |
| <span class="source-line-no">160</span><span id="line-160"></span> |
| <span class="source-line-no">161</span><span id="line-161"> public int getNumOfDeletes() {</span> |
| <span class="source-line-no">162</span><span id="line-162"> return numOfDeletes;</span> |
| <span class="source-line-no">163</span><span id="line-163"> }</span> |
| <span class="source-line-no">164</span><span id="line-164"></span> |
| <span class="source-line-no">165</span><span id="line-165"> public void incrementNumOfDeletes() {</span> |
| <span class="source-line-no">166</span><span id="line-166"> this.numOfDeletes += 1;</span> |
| <span class="source-line-no">167</span><span id="line-167"> }</span> |
| <span class="source-line-no">168</span><span id="line-168"></span> |
| <span class="source-line-no">169</span><span id="line-169"> public int getNumOfIncrements() {</span> |
| <span class="source-line-no">170</span><span id="line-170"> return numOfIncrements;</span> |
| <span class="source-line-no">171</span><span id="line-171"> }</span> |
| <span class="source-line-no">172</span><span id="line-172"></span> |
| <span class="source-line-no">173</span><span id="line-173"> public void incrementNumOfIncrements() {</span> |
| <span class="source-line-no">174</span><span id="line-174"> this.numOfIncrements += 1;</span> |
| <span class="source-line-no">175</span><span id="line-175"> }</span> |
| <span class="source-line-no">176</span><span id="line-176"></span> |
| <span class="source-line-no">177</span><span id="line-177"> public int getNumOfAppends() {</span> |
| <span class="source-line-no">178</span><span id="line-178"> return numOfAppends;</span> |
| <span class="source-line-no">179</span><span id="line-179"> }</span> |
| <span class="source-line-no">180</span><span id="line-180"></span> |
| <span class="source-line-no">181</span><span id="line-181"> public void incrementNumOfAppends() {</span> |
| <span class="source-line-no">182</span><span id="line-182"> this.numOfAppends += 1;</span> |
| <span class="source-line-no">183</span><span id="line-183"> }</span> |
| <span class="source-line-no">184</span><span id="line-184"></span> |
| <span class="source-line-no">185</span><span id="line-185"> public WALEdit getWalEditForReplicateIfExistsSkipWAL() {</span> |
| <span class="source-line-no">186</span><span id="line-186"> return walEditForReplicateIfExistsSkipWAL;</span> |
| <span class="source-line-no">187</span><span id="line-187"> }</span> |
| <span class="source-line-no">188</span><span id="line-188"></span> |
| <span class="source-line-no">189</span><span id="line-189"> public void setWalEditForReplicateIfExistsSkipWAL(WALEdit walEditForReplicateSkipWAL) {</span> |
| <span class="source-line-no">190</span><span id="line-190"> this.walEditForReplicateIfExistsSkipWAL = walEditForReplicateSkipWAL;</span> |
| <span class="source-line-no">191</span><span id="line-191"> }</span> |
| <span class="source-line-no">192</span><span id="line-192">}</span> |
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