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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;</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.io.IOException;</span>
<span class="source-line-no">021</span><span id="line-21">import java.util.Iterator;</span>
<span class="source-line-no">022</span><span id="line-22">import java.util.Optional;</span>
<span class="source-line-no">023</span><span id="line-23">import org.apache.hadoop.hbase.procedure2.Procedure;</span>
<span class="source-line-no">024</span><span id="line-24">import org.slf4j.Logger;</span>
<span class="source-line-no">025</span><span id="line-25">import org.slf4j.LoggerFactory;</span>
<span class="source-line-no">026</span><span id="line-26"></span>
<span class="source-line-no">027</span><span id="line-27">import org.apache.hbase.thirdparty.com.google.gson.JsonArray;</span>
<span class="source-line-no">028</span><span id="line-28">import org.apache.hbase.thirdparty.com.google.gson.JsonElement;</span>
<span class="source-line-no">029</span><span id="line-29">import org.apache.hbase.thirdparty.com.google.gson.JsonObject;</span>
<span class="source-line-no">030</span><span id="line-30">import org.apache.hbase.thirdparty.com.google.gson.JsonParser;</span>
<span class="source-line-no">031</span><span id="line-31"></span>
<span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.shaded.protobuf.generated.ProcedureProtos.ProcedureState;</span>
<span class="source-line-no">033</span><span id="line-33"></span>
<span class="source-line-no">034</span><span id="line-34">public final class ProcedureTestUtil {</span>
<span class="source-line-no">035</span><span id="line-35"></span>
<span class="source-line-no">036</span><span id="line-36"> private static final Logger LOG = LoggerFactory.getLogger(ProcedureTestUtil.class);</span>
<span class="source-line-no">037</span><span id="line-37"></span>
<span class="source-line-no">038</span><span id="line-38"> private ProcedureTestUtil() {</span>
<span class="source-line-no">039</span><span id="line-39"> }</span>
<span class="source-line-no">040</span><span id="line-40"></span>
<span class="source-line-no">041</span><span id="line-41"> private static Optional&lt;JsonObject&gt; getProcedure(HBaseTestingUtil util,</span>
<span class="source-line-no">042</span><span id="line-42"> Class&lt;? extends Procedure&lt;?&gt;&gt; clazz, JsonParser parser) throws IOException {</span>
<span class="source-line-no">043</span><span id="line-43"> JsonArray array = parser.parse(util.getAdmin().getProcedures()).getAsJsonArray();</span>
<span class="source-line-no">044</span><span id="line-44"> Iterator&lt;JsonElement&gt; iterator = array.iterator();</span>
<span class="source-line-no">045</span><span id="line-45"> while (iterator.hasNext()) {</span>
<span class="source-line-no">046</span><span id="line-46"> JsonElement element = iterator.next();</span>
<span class="source-line-no">047</span><span id="line-47"> JsonObject obj = element.getAsJsonObject();</span>
<span class="source-line-no">048</span><span id="line-48"> String className = obj.get("className").getAsString();</span>
<span class="source-line-no">049</span><span id="line-49"> if (className.equals(clazz.getName())) {</span>
<span class="source-line-no">050</span><span id="line-50"> return Optional.of(obj);</span>
<span class="source-line-no">051</span><span id="line-51"> }</span>
<span class="source-line-no">052</span><span id="line-52"> }</span>
<span class="source-line-no">053</span><span id="line-53"> return Optional.empty();</span>
<span class="source-line-no">054</span><span id="line-54"> }</span>
<span class="source-line-no">055</span><span id="line-55"></span>
<span class="source-line-no">056</span><span id="line-56"> public static void waitUntilProcedureWaitingTimeout(HBaseTestingUtil util,</span>
<span class="source-line-no">057</span><span id="line-57"> Class&lt;? extends Procedure&lt;?&gt;&gt; clazz, long timeout) throws IOException {</span>
<span class="source-line-no">058</span><span id="line-58"> JsonParser parser = new JsonParser();</span>
<span class="source-line-no">059</span><span id="line-59"> util.waitFor(timeout,</span>
<span class="source-line-no">060</span><span id="line-60"> () -&gt; getProcedure(util, clazz, parser)</span>
<span class="source-line-no">061</span><span id="line-61"> .filter(o -&gt; ProcedureState.WAITING_TIMEOUT.name().equals(o.get("state").getAsString()))</span>
<span class="source-line-no">062</span><span id="line-62"> .isPresent());</span>
<span class="source-line-no">063</span><span id="line-63"> }</span>
<span class="source-line-no">064</span><span id="line-64"></span>
<span class="source-line-no">065</span><span id="line-65"> public static void waitUntilProcedureTimeoutIncrease(HBaseTestingUtil util,</span>
<span class="source-line-no">066</span><span id="line-66"> Class&lt;? extends Procedure&lt;?&gt;&gt; clazz, int times) throws IOException, InterruptedException {</span>
<span class="source-line-no">067</span><span id="line-67"> JsonParser parser = new JsonParser();</span>
<span class="source-line-no">068</span><span id="line-68"> long oldTimeout = 0;</span>
<span class="source-line-no">069</span><span id="line-69"> int timeoutIncrements = 0;</span>
<span class="source-line-no">070</span><span id="line-70"> for (;;) {</span>
<span class="source-line-no">071</span><span id="line-71"> long timeout = getProcedure(util, clazz, parser).filter(o -&gt; o.has("timeout"))</span>
<span class="source-line-no">072</span><span id="line-72"> .map(o -&gt; o.get("timeout").getAsLong()).orElse(-1L);</span>
<span class="source-line-no">073</span><span id="line-73"> if (timeout &gt; oldTimeout) {</span>
<span class="source-line-no">074</span><span id="line-74"> LOG.info("Timeout incremented, was {}, now is {}, increments={}", timeout, oldTimeout,</span>
<span class="source-line-no">075</span><span id="line-75"> timeoutIncrements);</span>
<span class="source-line-no">076</span><span id="line-76"> oldTimeout = timeout;</span>
<span class="source-line-no">077</span><span id="line-77"> timeoutIncrements++;</span>
<span class="source-line-no">078</span><span id="line-78"> if (timeoutIncrements &gt; times) {</span>
<span class="source-line-no">079</span><span id="line-79"> break;</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"> Thread.sleep(1000);</span>
<span class="source-line-no">083</span><span id="line-83"> }</span>
<span class="source-line-no">084</span><span id="line-84"> }</span>
<span class="source-line-no">085</span><span id="line-85">}</span>
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