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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.client;</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.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">021</span><span id="line-21"></span> |
| <span class="source-line-no">022</span><span id="line-22">/**</span> |
| <span class="source-line-no">023</span><span id="line-23"> * Enum describing the durability guarantees for tables and {@link Mutation}s Note that the items</span> |
| <span class="source-line-no">024</span><span id="line-24"> * must be sorted in order of increasing durability</span> |
| <span class="source-line-no">025</span><span id="line-25"> */</span> |
| <span class="source-line-no">026</span><span id="line-26">@InterfaceAudience.Public</span> |
| <span class="source-line-no">027</span><span id="line-27">public enum Durability {</span> |
| <span class="source-line-no">028</span><span id="line-28"> /* Developer note: Do not rename the enum field names. They are serialized in HTableDescriptor */</span> |
| <span class="source-line-no">029</span><span id="line-29"> /**</span> |
| <span class="source-line-no">030</span><span id="line-30"> * If this is for tables durability, use HBase's global default value (SYNC_WAL). Otherwise, if</span> |
| <span class="source-line-no">031</span><span id="line-31"> * this is for mutation, use the table's default setting to determine durability. This must remain</span> |
| <span class="source-line-no">032</span><span id="line-32"> * the first option.</span> |
| <span class="source-line-no">033</span><span id="line-33"> */</span> |
| <span class="source-line-no">034</span><span id="line-34"> USE_DEFAULT,</span> |
| <span class="source-line-no">035</span><span id="line-35"> /**</span> |
| <span class="source-line-no">036</span><span id="line-36"> * Do not write the Mutation to the WAL</span> |
| <span class="source-line-no">037</span><span id="line-37"> */</span> |
| <span class="source-line-no">038</span><span id="line-38"> SKIP_WAL,</span> |
| <span class="source-line-no">039</span><span id="line-39"> /**</span> |
| <span class="source-line-no">040</span><span id="line-40"> * Write the Mutation to the WAL asynchronously</span> |
| <span class="source-line-no">041</span><span id="line-41"> */</span> |
| <span class="source-line-no">042</span><span id="line-42"> ASYNC_WAL,</span> |
| <span class="source-line-no">043</span><span id="line-43"> /**</span> |
| <span class="source-line-no">044</span><span id="line-44"> * Write the Mutation to the WAL synchronously. The data is flushed to the filesystem</span> |
| <span class="source-line-no">045</span><span id="line-45"> * implementation, but not necessarily to disk. For HDFS this will flush the data to the</span> |
| <span class="source-line-no">046</span><span id="line-46"> * designated number of DataNodes. See</span> |
| <span class="source-line-no">047</span><span id="line-47"> * <a href="https://issues.apache.org/jira/browse/HADOOP-6313">HADOOP-6313</a></span> |
| <span class="source-line-no">048</span><span id="line-48"> */</span> |
| <span class="source-line-no">049</span><span id="line-49"> SYNC_WAL,</span> |
| <span class="source-line-no">050</span><span id="line-50"> /**</span> |
| <span class="source-line-no">051</span><span id="line-51"> * Write the Mutation to the WAL synchronously and force the entries to disk. See</span> |
| <span class="source-line-no">052</span><span id="line-52"> * <a href="https://issues.apache.org/jira/browse/HADOOP-6313">HADOOP-6313</a></span> |
| <span class="source-line-no">053</span><span id="line-53"> */</span> |
| <span class="source-line-no">054</span><span id="line-54"> FSYNC_WAL</span> |
| <span class="source-line-no">055</span><span id="line-55">}</span> |
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