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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.rest;</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 org.apache.hadoop.hbase.Cell;</span> |
| <span class="source-line-no">022</span><span id="line-22">import org.apache.hadoop.hbase.client.Result;</span> |
| <span class="source-line-no">023</span><span id="line-23">import org.apache.hadoop.hbase.rest.model.CellModel;</span> |
| <span class="source-line-no">024</span><span id="line-24">import org.apache.hadoop.hbase.rest.model.RowModel;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.yetus.audience.InterfaceAudience;</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.protobuf.CodedInputStream;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hbase.thirdparty.com.google.protobuf.Message;</span> |
| <span class="source-line-no">029</span><span id="line-29"></span> |
| <span class="source-line-no">030</span><span id="line-30">@InterfaceAudience.Private</span> |
| <span class="source-line-no">031</span><span id="line-31">public final class RestUtil {</span> |
| <span class="source-line-no">032</span><span id="line-32"></span> |
| <span class="source-line-no">033</span><span id="line-33"> private RestUtil() {</span> |
| <span class="source-line-no">034</span><span id="line-34"> // Do not instantiate</span> |
| <span class="source-line-no">035</span><span id="line-35"> }</span> |
| <span class="source-line-no">036</span><span id="line-36"></span> |
| <span class="source-line-no">037</span><span id="line-37"> /**</span> |
| <span class="source-line-no">038</span><span id="line-38"> * Speed-optimized method to convert an HBase result to a RowModel. Avoids iterators and uses the</span> |
| <span class="source-line-no">039</span><span id="line-39"> * non-cloning constructors to minimize overhead, especially when using protobuf marshalling.</span> |
| <span class="source-line-no">040</span><span id="line-40"> * @param r non-empty Result object</span> |
| <span class="source-line-no">041</span><span id="line-41"> */</span> |
| <span class="source-line-no">042</span><span id="line-42"> public static RowModel createRowModelFromResult(Result r) {</span> |
| <span class="source-line-no">043</span><span id="line-43"> Cell firstCell = r.rawCells()[0];</span> |
| <span class="source-line-no">044</span><span id="line-44"> RowModel rowModel =</span> |
| <span class="source-line-no">045</span><span id="line-45"> new RowModel(firstCell.getRowArray(), firstCell.getRowOffset(), firstCell.getRowLength());</span> |
| <span class="source-line-no">046</span><span id="line-46"> int cellsLength = r.rawCells().length;</span> |
| <span class="source-line-no">047</span><span id="line-47"> for (int i = 0; i < cellsLength; i++) {</span> |
| <span class="source-line-no">048</span><span id="line-48"> rowModel.addCell(new CellModel(r.rawCells()[i]));</span> |
| <span class="source-line-no">049</span><span id="line-49"> }</span> |
| <span class="source-line-no">050</span><span id="line-50"> return rowModel;</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"> /**</span> |
| <span class="source-line-no">054</span><span id="line-54"> * Merges the object from codedInput, then calls checkLastTagWas. This is based on</span> |
| <span class="source-line-no">055</span><span id="line-55"> * ProtobufUtil.mergeFrom, but we have already taken care of setSizeLimit() before calling, so</span> |
| <span class="source-line-no">056</span><span id="line-56"> * only the checkLastTagWas() call is retained.</span> |
| <span class="source-line-no">057</span><span id="line-57"> * @param builder protobuf object builder</span> |
| <span class="source-line-no">058</span><span id="line-58"> * @param codedInput encoded object data</span> |
| <span class="source-line-no">059</span><span id="line-59"> */</span> |
| <span class="source-line-no">060</span><span id="line-60"> public static void mergeFrom(Message.Builder builder, CodedInputStream codedInput)</span> |
| <span class="source-line-no">061</span><span id="line-61"> throws IOException {</span> |
| <span class="source-line-no">062</span><span id="line-62"> builder.mergeFrom(codedInput);</span> |
| <span class="source-line-no">063</span><span id="line-63"> codedInput.checkLastTagWas(0);</span> |
| <span class="source-line-no">064</span><span id="line-64"> }</span> |
| <span class="source-line-no">065</span><span id="line-65">}</span> |
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| </pre> |
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