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<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
<span class="sourceLineNo">009</span> *<a name="line.9"></a>
<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
<span class="sourceLineNo">011</span> *<a name="line.11"></a>
<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
<span class="sourceLineNo">017</span> */<a name="line.17"></a>
<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.client;<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>import java.util.HashMap;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import java.util.Map;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import java.util.TreeMap;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.24"></a>
<span class="sourceLineNo">025</span><a name="line.25"></a>
<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos;<a name="line.26"></a>
<span class="sourceLineNo">027</span><a name="line.27"></a>
<span class="sourceLineNo">028</span>/**<a name="line.28"></a>
<span class="sourceLineNo">029</span> * A container for Result objects, grouped by regionName.<a name="line.29"></a>
<span class="sourceLineNo">030</span> */<a name="line.30"></a>
<span class="sourceLineNo">031</span>@InterfaceAudience.Private<a name="line.31"></a>
<span class="sourceLineNo">032</span>public class MultiResponse extends AbstractResponse {<a name="line.32"></a>
<span class="sourceLineNo">033</span><a name="line.33"></a>
<span class="sourceLineNo">034</span> // map of regionName to map of Results by the original index for that Result<a name="line.34"></a>
<span class="sourceLineNo">035</span> private Map&lt;byte[], RegionResult&gt; results = new TreeMap&lt;&gt;(Bytes.BYTES_COMPARATOR);<a name="line.35"></a>
<span class="sourceLineNo">036</span><a name="line.36"></a>
<span class="sourceLineNo">037</span> /**<a name="line.37"></a>
<span class="sourceLineNo">038</span> * The server can send us a failure for the region itself, instead of individual failure. It's a<a name="line.38"></a>
<span class="sourceLineNo">039</span> * part of the protobuf definition.<a name="line.39"></a>
<span class="sourceLineNo">040</span> */<a name="line.40"></a>
<span class="sourceLineNo">041</span> private Map&lt;byte[], Throwable&gt; exceptions = new TreeMap&lt;&gt;(Bytes.BYTES_COMPARATOR);<a name="line.41"></a>
<span class="sourceLineNo">042</span><a name="line.42"></a>
<span class="sourceLineNo">043</span> public MultiResponse() {<a name="line.43"></a>
<span class="sourceLineNo">044</span> super();<a name="line.44"></a>
<span class="sourceLineNo">045</span> }<a name="line.45"></a>
<span class="sourceLineNo">046</span><a name="line.46"></a>
<span class="sourceLineNo">047</span> /** Returns Number of pairs in this container */<a name="line.47"></a>
<span class="sourceLineNo">048</span> public int size() {<a name="line.48"></a>
<span class="sourceLineNo">049</span> int size = 0;<a name="line.49"></a>
<span class="sourceLineNo">050</span> for (RegionResult result : results.values()) {<a name="line.50"></a>
<span class="sourceLineNo">051</span> size += result.size();<a name="line.51"></a>
<span class="sourceLineNo">052</span> }<a name="line.52"></a>
<span class="sourceLineNo">053</span> return size;<a name="line.53"></a>
<span class="sourceLineNo">054</span> }<a name="line.54"></a>
<span class="sourceLineNo">055</span><a name="line.55"></a>
<span class="sourceLineNo">056</span> /** Add the pair to the container, grouped by the regionName. */<a name="line.56"></a>
<span class="sourceLineNo">057</span> public void add(byte[] regionName, int originalIndex, Object resOrEx) {<a name="line.57"></a>
<span class="sourceLineNo">058</span> getResult(regionName).addResult(originalIndex, resOrEx);<a name="line.58"></a>
<span class="sourceLineNo">059</span> }<a name="line.59"></a>
<span class="sourceLineNo">060</span><a name="line.60"></a>
<span class="sourceLineNo">061</span> public void addException(byte[] regionName, Throwable ie) {<a name="line.61"></a>
<span class="sourceLineNo">062</span> exceptions.put(regionName, ie);<a name="line.62"></a>
<span class="sourceLineNo">063</span> }<a name="line.63"></a>
<span class="sourceLineNo">064</span><a name="line.64"></a>
<span class="sourceLineNo">065</span> /** Returns the exception for the region, if any. Null otherwise. */<a name="line.65"></a>
<span class="sourceLineNo">066</span> public Throwable getException(byte[] regionName) {<a name="line.66"></a>
<span class="sourceLineNo">067</span> return exceptions.get(regionName);<a name="line.67"></a>
<span class="sourceLineNo">068</span> }<a name="line.68"></a>
<span class="sourceLineNo">069</span><a name="line.69"></a>
<span class="sourceLineNo">070</span> public Map&lt;byte[], Throwable&gt; getExceptions() {<a name="line.70"></a>
<span class="sourceLineNo">071</span> return exceptions;<a name="line.71"></a>
<span class="sourceLineNo">072</span> }<a name="line.72"></a>
<span class="sourceLineNo">073</span><a name="line.73"></a>
<span class="sourceLineNo">074</span> public void addStatistic(byte[] regionName, ClientProtos.RegionLoadStats stat) {<a name="line.74"></a>
<span class="sourceLineNo">075</span> getResult(regionName).setStat(stat);<a name="line.75"></a>
<span class="sourceLineNo">076</span> }<a name="line.76"></a>
<span class="sourceLineNo">077</span><a name="line.77"></a>
<span class="sourceLineNo">078</span> private RegionResult getResult(byte[] region) {<a name="line.78"></a>
<span class="sourceLineNo">079</span> RegionResult rs = results.get(region);<a name="line.79"></a>
<span class="sourceLineNo">080</span> if (rs == null) {<a name="line.80"></a>
<span class="sourceLineNo">081</span> rs = new RegionResult();<a name="line.81"></a>
<span class="sourceLineNo">082</span> results.put(region, rs);<a name="line.82"></a>
<span class="sourceLineNo">083</span> }<a name="line.83"></a>
<span class="sourceLineNo">084</span> return rs;<a name="line.84"></a>
<span class="sourceLineNo">085</span> }<a name="line.85"></a>
<span class="sourceLineNo">086</span><a name="line.86"></a>
<span class="sourceLineNo">087</span> public Map&lt;byte[], RegionResult&gt; getResults() {<a name="line.87"></a>
<span class="sourceLineNo">088</span> return this.results;<a name="line.88"></a>
<span class="sourceLineNo">089</span> }<a name="line.89"></a>
<span class="sourceLineNo">090</span><a name="line.90"></a>
<span class="sourceLineNo">091</span> @Override<a name="line.91"></a>
<span class="sourceLineNo">092</span> public ResponseType type() {<a name="line.92"></a>
<span class="sourceLineNo">093</span> return ResponseType.MULTI;<a name="line.93"></a>
<span class="sourceLineNo">094</span> }<a name="line.94"></a>
<span class="sourceLineNo">095</span><a name="line.95"></a>
<span class="sourceLineNo">096</span> static class RegionResult {<a name="line.96"></a>
<span class="sourceLineNo">097</span> Map&lt;Integer, Object&gt; result = new HashMap&lt;&gt;();<a name="line.97"></a>
<span class="sourceLineNo">098</span> ClientProtos.RegionLoadStats stat;<a name="line.98"></a>
<span class="sourceLineNo">099</span><a name="line.99"></a>
<span class="sourceLineNo">100</span> public void addResult(int index, Object result) {<a name="line.100"></a>
<span class="sourceLineNo">101</span> this.result.put(index, result);<a name="line.101"></a>
<span class="sourceLineNo">102</span> }<a name="line.102"></a>
<span class="sourceLineNo">103</span><a name="line.103"></a>
<span class="sourceLineNo">104</span> public void setStat(ClientProtos.RegionLoadStats stat) {<a name="line.104"></a>
<span class="sourceLineNo">105</span> this.stat = stat;<a name="line.105"></a>
<span class="sourceLineNo">106</span> }<a name="line.106"></a>
<span class="sourceLineNo">107</span><a name="line.107"></a>
<span class="sourceLineNo">108</span> public int size() {<a name="line.108"></a>
<span class="sourceLineNo">109</span> return this.result.size();<a name="line.109"></a>
<span class="sourceLineNo">110</span> }<a name="line.110"></a>
<span class="sourceLineNo">111</span><a name="line.111"></a>
<span class="sourceLineNo">112</span> public ClientProtos.RegionLoadStats getStat() {<a name="line.112"></a>
<span class="sourceLineNo">113</span> return this.stat;<a name="line.113"></a>
<span class="sourceLineNo">114</span> }<a name="line.114"></a>
<span class="sourceLineNo">115</span> }<a name="line.115"></a>
<span class="sourceLineNo">116</span>}<a name="line.116"></a>
</pre>
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