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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.ArrayList;</span> |
| <span class="source-line-no">022</span><span id="line-22">import java.util.Collections;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.util.List;</span> |
| <span class="source-line-no">024</span><span id="line-24">import org.apache.hadoop.hbase.client.RegionInfo;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.client.Result;</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"></span> |
| <span class="source-line-no">028</span><span id="line-28">/**</span> |
| <span class="source-line-no">029</span><span id="line-29"> * Mocking utility for common hbase:meta functionality</span> |
| <span class="source-line-no">030</span><span id="line-30"> */</span> |
| <span class="source-line-no">031</span><span id="line-31">public class MetaMockingUtil {</span> |
| <span class="source-line-no">032</span><span id="line-32"></span> |
| <span class="source-line-no">033</span><span id="line-33"> /**</span> |
| <span class="source-line-no">034</span><span id="line-34"> * Returns a Result object constructed from the given region information simulating a catalog</span> |
| <span class="source-line-no">035</span><span id="line-35"> * table result.</span> |
| <span class="source-line-no">036</span><span id="line-36"> * @param region the HRegionInfo object or null</span> |
| <span class="source-line-no">037</span><span id="line-37"> * @return A mocked up Result that fakes a Get on a row in the <code>hbase:meta</code> table.</span> |
| <span class="source-line-no">038</span><span id="line-38"> */</span> |
| <span class="source-line-no">039</span><span id="line-39"> public static Result getMetaTableRowResult(final RegionInfo region) throws IOException {</span> |
| <span class="source-line-no">040</span><span id="line-40"> return getMetaTableRowResult(region, null, null, null);</span> |
| <span class="source-line-no">041</span><span id="line-41"> }</span> |
| <span class="source-line-no">042</span><span id="line-42"></span> |
| <span class="source-line-no">043</span><span id="line-43"> /**</span> |
| <span class="source-line-no">044</span><span id="line-44"> * Returns a Result object constructed from the given region information simulating a catalog</span> |
| <span class="source-line-no">045</span><span id="line-45"> * table result.</span> |
| <span class="source-line-no">046</span><span id="line-46"> * @param region the HRegionInfo object or null</span> |
| <span class="source-line-no">047</span><span id="line-47"> * @param sn to use making startcode and server hostname:port in meta or null</span> |
| <span class="source-line-no">048</span><span id="line-48"> * @return A mocked up Result that fakes a Get on a row in the <code>hbase:meta</code> table.</span> |
| <span class="source-line-no">049</span><span id="line-49"> */</span> |
| <span class="source-line-no">050</span><span id="line-50"> public static Result getMetaTableRowResult(final RegionInfo region, final ServerName sn)</span> |
| <span class="source-line-no">051</span><span id="line-51"> throws IOException {</span> |
| <span class="source-line-no">052</span><span id="line-52"> return getMetaTableRowResult(region, sn, null, null);</span> |
| <span class="source-line-no">053</span><span id="line-53"> }</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"> * Returns a Result object constructed from the given region information simulating a catalog</span> |
| <span class="source-line-no">057</span><span id="line-57"> * table result.</span> |
| <span class="source-line-no">058</span><span id="line-58"> * @param region the RegionInfo object or null</span> |
| <span class="source-line-no">059</span><span id="line-59"> * @param sn to use making startcode and server hostname:port in meta or null</span> |
| <span class="source-line-no">060</span><span id="line-60"> * @param splita daughter region or null</span> |
| <span class="source-line-no">061</span><span id="line-61"> * @param splitb daughter region or null</span> |
| <span class="source-line-no">062</span><span id="line-62"> * @return A mocked up Result that fakes a Get on a row in the <code>hbase:meta</code> table.</span> |
| <span class="source-line-no">063</span><span id="line-63"> */</span> |
| <span class="source-line-no">064</span><span id="line-64"> public static Result getMetaTableRowResult(RegionInfo region, final ServerName sn,</span> |
| <span class="source-line-no">065</span><span id="line-65"> RegionInfo splita, RegionInfo splitb) throws IOException {</span> |
| <span class="source-line-no">066</span><span id="line-66"> List<Cell> kvs = new ArrayList<>();</span> |
| <span class="source-line-no">067</span><span id="line-67"> if (region != null) {</span> |
| <span class="source-line-no">068</span><span id="line-68"> kvs.add(new KeyValue(region.getRegionName(), HConstants.CATALOG_FAMILY,</span> |
| <span class="source-line-no">069</span><span id="line-69"> HConstants.REGIONINFO_QUALIFIER, RegionInfo.toByteArray(region)));</span> |
| <span class="source-line-no">070</span><span id="line-70"> }</span> |
| <span class="source-line-no">071</span><span id="line-71"></span> |
| <span class="source-line-no">072</span><span id="line-72"> if (sn != null) {</span> |
| <span class="source-line-no">073</span><span id="line-73"> kvs.add(new KeyValue(region.getRegionName(), HConstants.CATALOG_FAMILY,</span> |
| <span class="source-line-no">074</span><span id="line-74"> HConstants.SERVER_QUALIFIER, Bytes.toBytes(sn.getAddress().toString())));</span> |
| <span class="source-line-no">075</span><span id="line-75"> kvs.add(new KeyValue(region.getRegionName(), HConstants.CATALOG_FAMILY,</span> |
| <span class="source-line-no">076</span><span id="line-76"> HConstants.STARTCODE_QUALIFIER, Bytes.toBytes(sn.getStartcode())));</span> |
| <span class="source-line-no">077</span><span id="line-77"> }</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> if (splita != null) {</span> |
| <span class="source-line-no">080</span><span id="line-80"> kvs.add(new KeyValue(region.getRegionName(), HConstants.CATALOG_FAMILY,</span> |
| <span class="source-line-no">081</span><span id="line-81"> HConstants.SPLITA_QUALIFIER, RegionInfo.toByteArray(splita)));</span> |
| <span class="source-line-no">082</span><span id="line-82"> }</span> |
| <span class="source-line-no">083</span><span id="line-83"></span> |
| <span class="source-line-no">084</span><span id="line-84"> if (splitb != null) {</span> |
| <span class="source-line-no">085</span><span id="line-85"> kvs.add(new KeyValue(region.getRegionName(), HConstants.CATALOG_FAMILY,</span> |
| <span class="source-line-no">086</span><span id="line-86"> HConstants.SPLITB_QUALIFIER, RegionInfo.toByteArray(splitb)));</span> |
| <span class="source-line-no">087</span><span id="line-87"> }</span> |
| <span class="source-line-no">088</span><span id="line-88"></span> |
| <span class="source-line-no">089</span><span id="line-89"> // important: sort the kvs so that binary search work</span> |
| <span class="source-line-no">090</span><span id="line-90"> Collections.sort(kvs, MetaCellComparator.META_COMPARATOR);</span> |
| <span class="source-line-no">091</span><span id="line-91"></span> |
| <span class="source-line-no">092</span><span id="line-92"> return Result.create(kvs);</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> |
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| </pre> |
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