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Posted to commits@helix.apache.org by ki...@apache.org on 2013/05/09 03:27:18 UTC
svn commit: r1480516 [18/24] - in /incubator/helix/site-content: ./
apidocs/reference/org/apache/helix/
apidocs/reference/org/apache/helix/messaging/handling/
apidocs/reference/org/apache/helix/model/
apidocs/reference/org/apache/helix/participant/stat...
Added: incubator/helix/site-content/xref-test/org/apache/helix/ExternalCommand.html
URL: http://svn.apache.org/viewvc/incubator/helix/site-content/xref-test/org/apache/helix/ExternalCommand.html?rev=1480516&view=auto
==============================================================================
--- incubator/helix/site-content/xref-test/org/apache/helix/ExternalCommand.html (added)
+++ incubator/helix/site-content/xref-test/org/apache/helix/ExternalCommand.html Thu May 9 01:27:17 2013
@@ -0,0 +1,413 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
+<title>ExternalCommand xref</title>
+<link type="text/css" rel="stylesheet" href="../../../stylesheet.css" />
+</head>
+<body>
+<div id="overview"><a href="../../../../testapidocs/org/apache/helix/ExternalCommand.html">View Javadoc</a></div><pre>
+
+<a class="jxr_linenumber" name="1" href="#1">1</a> <strong class="jxr_keyword">package</strong> org.apache.helix;
+<a class="jxr_linenumber" name="2" href="#2">2</a>
+<a class="jxr_linenumber" name="3" href="#3">3</a> <em class="jxr_comment">/*</em>
+<a class="jxr_linenumber" name="4" href="#4">4</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
+<a class="jxr_linenumber" name="5" href="#5">5</a> <em class="jxr_comment"> * or more contributor license agreements. See the NOTICE file</em>
+<a class="jxr_linenumber" name="6" href="#6">6</a> <em class="jxr_comment"> * distributed with this work for additional information</em>
+<a class="jxr_linenumber" name="7" href="#7">7</a> <em class="jxr_comment"> * regarding copyright ownership. The ASF licenses this file</em>
+<a class="jxr_linenumber" name="8" href="#8">8</a> <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
+<a class="jxr_linenumber" name="9" href="#9">9</a> <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
+<a class="jxr_linenumber" name="10" href="#10">10</a> <em class="jxr_comment"> * with the License. You may obtain a copy of the License at</em>
+<a class="jxr_linenumber" name="11" href="#11">11</a> <em class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="12" href="#12">12</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
+<a class="jxr_linenumber" name="13" href="#13">13</a> <em class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="14" href="#14">14</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
+<a class="jxr_linenumber" name="15" href="#15">15</a> <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
+<a class="jxr_linenumber" name="16" href="#16">16</a> <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
+<a class="jxr_linenumber" name="17" href="#17">17</a> <em class="jxr_comment"> * KIND, either express or implied. See the License for the</em>
+<a class="jxr_linenumber" name="18" href="#18">18</a> <em class="jxr_comment"> * specific language governing permissions and limitations</em>
+<a class="jxr_linenumber" name="19" href="#19">19</a> <em class="jxr_comment"> * under the License.</em>
+<a class="jxr_linenumber" name="20" href="#20">20</a> <em class="jxr_comment"> */</em>
+<a class="jxr_linenumber" name="21" href="#21">21</a>
+<a class="jxr_linenumber" name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> java.io.BufferedInputStream;
+<a class="jxr_linenumber" name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> java.io.ByteArrayOutputStream;
+<a class="jxr_linenumber" name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> java.io.File;
+<a class="jxr_linenumber" name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
+<a class="jxr_linenumber" name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> java.io.InputStream;
+<a class="jxr_linenumber" name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> java.io.UnsupportedEncodingException;
+<a class="jxr_linenumber" name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> java.util.ArrayList;
+<a class="jxr_linenumber" name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> java.util.Arrays;
+<a class="jxr_linenumber" name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> java.util.List;
+<a class="jxr_linenumber" name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> java.util.Map;
+<a class="jxr_linenumber" name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.TimeoutException;
+<a class="jxr_linenumber" name="33" href="#33">33</a>
+<a class="jxr_linenumber" name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> org.apache.log4j.Logger;
+<a class="jxr_linenumber" name="35" href="#35">35</a>
+<a class="jxr_linenumber" name="36" href="#36">36</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a>
+<a class="jxr_linenumber" name="37" href="#37">37</a> {
+<a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String MODULE = ExternalCommand.<strong class="jxr_keyword">class</strong>.getName();
+<a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOG = Logger.getLogger(MODULE);
+<a class="jxr_linenumber" name="40" href="#40">40</a>
+<a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> ProcessBuilder _processBuilder;
+<a class="jxr_linenumber" name="42" href="#42">42</a>
+<a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">private</strong> Process _process;
+<a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">private</strong> <a href="../../../org/apache/helix/ExternalCommand.html">InputReader</a> _out;
+<a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">private</strong> <a href="../../../org/apache/helix/ExternalCommand.html">InputReader</a> _err;
+<a class="jxr_linenumber" name="46" href="#46">46</a>
+<a class="jxr_linenumber" name="47" href="#47">47</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../org/apache/helix/ExternalCommand.html">InputReader</a> <strong class="jxr_keyword">extends</strong> Thread
+<a class="jxr_linenumber" name="48" href="#48">48</a> {
+<a class="jxr_linenumber" name="49" href="#49">49</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> BUFFER_SIZE = 2048;
+<a class="jxr_linenumber" name="50" href="#50">50</a>
+<a class="jxr_linenumber" name="51" href="#51">51</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> InputStream _in;
+<a class="jxr_linenumber" name="52" href="#52">52</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> ByteArrayOutputStream _out;
+<a class="jxr_linenumber" name="53" href="#53">53</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> _running = false;
+<a class="jxr_linenumber" name="54" href="#54">54</a>
+<a class="jxr_linenumber" name="55" href="#55">55</a> <a href="../../../org/apache/helix/ExternalCommand.html">InputReader</a>(InputStream in)
+<a class="jxr_linenumber" name="56" href="#56">56</a> {
+<a class="jxr_linenumber" name="57" href="#57">57</a> _in = in;
+<a class="jxr_linenumber" name="58" href="#58">58</a> _out = <strong class="jxr_keyword">new</strong> ByteArrayOutputStream();
+<a class="jxr_linenumber" name="59" href="#59">59</a> }
+<a class="jxr_linenumber" name="60" href="#60">60</a>
+<a class="jxr_linenumber" name="61" href="#61">61</a> @Override
+<a class="jxr_linenumber" name="62" href="#62">62</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> run()
+<a class="jxr_linenumber" name="63" href="#63">63</a> {
+<a class="jxr_linenumber" name="64" href="#64">64</a> _running = <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="65" href="#65">65</a>
+<a class="jxr_linenumber" name="66" href="#66">66</a> byte[] buf = <strong class="jxr_keyword">new</strong> byte[BUFFER_SIZE];
+<a class="jxr_linenumber" name="67" href="#67">67</a> <strong class="jxr_keyword">int</strong> n = 0;
+<a class="jxr_linenumber" name="68" href="#68">68</a> <strong class="jxr_keyword">try</strong>
+<a class="jxr_linenumber" name="69" href="#69">69</a> {
+<a class="jxr_linenumber" name="70" href="#70">70</a> <strong class="jxr_keyword">while</strong>((n = _in.read(buf)) != -1)
+<a class="jxr_linenumber" name="71" href="#71">71</a> _out.write(buf, 0, n);
+<a class="jxr_linenumber" name="72" href="#72">72</a> }
+<a class="jxr_linenumber" name="73" href="#73">73</a> <strong class="jxr_keyword">catch</strong>(IOException e)
+<a class="jxr_linenumber" name="74" href="#74">74</a> {
+<a class="jxr_linenumber" name="75" href="#75">75</a> LOG.error(<span class="jxr_string">"error while reading external command"</span>, e);
+<a class="jxr_linenumber" name="76" href="#76">76</a> }
+<a class="jxr_linenumber" name="77" href="#77">77</a>
+<a class="jxr_linenumber" name="78" href="#78">78</a> _running = false;
+<a class="jxr_linenumber" name="79" href="#79">79</a> }
+<a class="jxr_linenumber" name="80" href="#80">80</a>
+<a class="jxr_linenumber" name="81" href="#81">81</a> <strong class="jxr_keyword">public</strong> byte[] getOutput()
+<a class="jxr_linenumber" name="82" href="#82">82</a> {
+<a class="jxr_linenumber" name="83" href="#83">83</a> <strong class="jxr_keyword">if</strong>(_running)
+<a class="jxr_linenumber" name="84" href="#84">84</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(<span class="jxr_string">"wait for process to be completed"</span>);
+<a class="jxr_linenumber" name="85" href="#85">85</a>
+<a class="jxr_linenumber" name="86" href="#86">86</a> <strong class="jxr_keyword">return</strong> _out.toByteArray();
+<a class="jxr_linenumber" name="87" href="#87">87</a> }
+<a class="jxr_linenumber" name="88" href="#88">88</a> }
+<a class="jxr_linenumber" name="89" href="#89">89</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="90" href="#90">90</a> <em class="jxr_javadoccomment">* Constructor */</em>
+<a class="jxr_linenumber" name="91" href="#91">91</a> <strong class="jxr_keyword">public</strong> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a>(ProcessBuilder processBuilder)
+<a class="jxr_linenumber" name="92" href="#92">92</a> {
+<a class="jxr_linenumber" name="93" href="#93">93</a> _processBuilder = processBuilder;
+<a class="jxr_linenumber" name="94" href="#94">94</a> }
+<a class="jxr_linenumber" name="95" href="#95">95</a>
+<a class="jxr_linenumber" name="96" href="#96">96</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="97" href="#97">97</a> <em class="jxr_javadoccomment">* After creating the command, you have to start it...</em>
+<a class="jxr_linenumber" name="98" href="#98">98</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="99" href="#99">99</a> <em class="jxr_javadoccomment">* @throws IOException</em>
+<a class="jxr_linenumber" name="100" href="#100">100</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="101" href="#101">101</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> start() <strong class="jxr_keyword">throws</strong> IOException
+<a class="jxr_linenumber" name="102" href="#102">102</a> {
+<a class="jxr_linenumber" name="103" href="#103">103</a> _process = _processBuilder.start();
+<a class="jxr_linenumber" name="104" href="#104">104</a> _out = <strong class="jxr_keyword">new</strong> <a href="../../../org/apache/helix/ExternalCommand.html">InputReader</a>(<strong class="jxr_keyword">new</strong> BufferedInputStream(_process.getInputStream()));
+<a class="jxr_linenumber" name="105" href="#105">105</a> _err = <strong class="jxr_keyword">new</strong> <a href="../../../org/apache/helix/ExternalCommand.html">InputReader</a>(<strong class="jxr_keyword">new</strong> BufferedInputStream(_process.getErrorStream()));
+<a class="jxr_linenumber" name="106" href="#106">106</a>
+<a class="jxr_linenumber" name="107" href="#107">107</a> _out.start();
+<a class="jxr_linenumber" name="108" href="#108">108</a> _err.start();
+<a class="jxr_linenumber" name="109" href="#109">109</a> }
+<a class="jxr_linenumber" name="110" href="#110">110</a>
+<a class="jxr_linenumber" name="111" href="#111">111</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="112" href="#112">112</a> <em class="jxr_javadoccomment">* @see ProcessBuilder</em>
+<a class="jxr_linenumber" name="113" href="#113">113</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="114" href="#114">114</a> <strong class="jxr_keyword">public</strong> Map<String, String> getEnvironment()
+<a class="jxr_linenumber" name="115" href="#115">115</a> {
+<a class="jxr_linenumber" name="116" href="#116">116</a> <strong class="jxr_keyword">return</strong> _processBuilder.environment();
+<a class="jxr_linenumber" name="117" href="#117">117</a> }
+<a class="jxr_linenumber" name="118" href="#118">118</a>
+<a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_javadoccomment">* @see ProcessBuilder</em>
+<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="122" href="#122">122</a> <strong class="jxr_keyword">public</strong> File getWorkingDirectory()
+<a class="jxr_linenumber" name="123" href="#123">123</a> {
+<a class="jxr_linenumber" name="124" href="#124">124</a> <strong class="jxr_keyword">return</strong> _processBuilder.directory();
+<a class="jxr_linenumber" name="125" href="#125">125</a> }
+<a class="jxr_linenumber" name="126" href="#126">126</a>
+<a class="jxr_linenumber" name="127" href="#127">127</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="128" href="#128">128</a> <em class="jxr_javadoccomment">* @see ProcessBuilder</em>
+<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="130" href="#130">130</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setWorkingDirectory(File directory)
+<a class="jxr_linenumber" name="131" href="#131">131</a> {
+<a class="jxr_linenumber" name="132" href="#132">132</a> _processBuilder.directory(directory);
+<a class="jxr_linenumber" name="133" href="#133">133</a> }
+<a class="jxr_linenumber" name="134" href="#134">134</a>
+<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_javadoccomment">* @see ProcessBuilder</em>
+<a class="jxr_linenumber" name="137" href="#137">137</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="138" href="#138">138</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> getRedirectErrorStream()
+<a class="jxr_linenumber" name="139" href="#139">139</a> {
+<a class="jxr_linenumber" name="140" href="#140">140</a> <strong class="jxr_keyword">return</strong> _processBuilder.redirectErrorStream();
+<a class="jxr_linenumber" name="141" href="#141">141</a> }
+<a class="jxr_linenumber" name="142" href="#142">142</a>
+<a class="jxr_linenumber" name="143" href="#143">143</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="144" href="#144">144</a> <em class="jxr_javadoccomment">* @see ProcessBuilder</em>
+<a class="jxr_linenumber" name="145" href="#145">145</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="146" href="#146">146</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setRedirectErrorStream(<strong class="jxr_keyword">boolean</strong> redirectErrorStream)
+<a class="jxr_linenumber" name="147" href="#147">147</a> {
+<a class="jxr_linenumber" name="148" href="#148">148</a> _processBuilder.redirectErrorStream(redirectErrorStream);
+<a class="jxr_linenumber" name="149" href="#149">149</a> }
+<a class="jxr_linenumber" name="150" href="#150">150</a>
+<a class="jxr_linenumber" name="151" href="#151">151</a> <strong class="jxr_keyword">public</strong> byte[] getOutput() <strong class="jxr_keyword">throws</strong> InterruptedException
+<a class="jxr_linenumber" name="152" href="#152">152</a> {
+<a class="jxr_linenumber" name="153" href="#153">153</a> waitFor();
+<a class="jxr_linenumber" name="154" href="#154">154</a> <strong class="jxr_keyword">return</strong> _out.getOutput();
+<a class="jxr_linenumber" name="155" href="#155">155</a> }
+<a class="jxr_linenumber" name="156" href="#156">156</a>
+<a class="jxr_linenumber" name="157" href="#157">157</a> <strong class="jxr_keyword">public</strong> byte[] getError() <strong class="jxr_keyword">throws</strong> InterruptedException
+<a class="jxr_linenumber" name="158" href="#158">158</a> {
+<a class="jxr_linenumber" name="159" href="#159">159</a> waitFor();
+<a class="jxr_linenumber" name="160" href="#160">160</a> <strong class="jxr_keyword">return</strong> _err.getOutput();
+<a class="jxr_linenumber" name="161" href="#161">161</a> }
+<a class="jxr_linenumber" name="162" href="#162">162</a>
+<a class="jxr_linenumber" name="163" href="#163">163</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_javadoccomment">* Returns the output as a string.</em>
+<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment">* @param encoding</em>
+<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment">* @return encoded string</em>
+<a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_javadoccomment">* @throws InterruptedException</em>
+<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment">* @throws UnsupportedEncodingException</em>
+<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="171" href="#171">171</a> <strong class="jxr_keyword">public</strong> String getStringOutput(String encoding) <strong class="jxr_keyword">throws</strong> InterruptedException,
+<a class="jxr_linenumber" name="172" href="#172">172</a> UnsupportedEncodingException
+<a class="jxr_linenumber" name="173" href="#173">173</a> {
+<a class="jxr_linenumber" name="174" href="#174">174</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> String(getOutput(), encoding);
+<a class="jxr_linenumber" name="175" href="#175">175</a> }
+<a class="jxr_linenumber" name="176" href="#176">176</a>
+<a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_javadoccomment">* Returns the output as a string. Uses encoding "UTF-8".</em>
+<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_javadoccomment">* @return utf8 encoded string</em>
+<a class="jxr_linenumber" name="181" href="#181">181</a> <em class="jxr_javadoccomment">* @throws InterruptedException</em>
+<a class="jxr_linenumber" name="182" href="#182">182</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="183" href="#183">183</a> <strong class="jxr_keyword">public</strong> String getStringOutput() <strong class="jxr_keyword">throws</strong> InterruptedException
+<a class="jxr_linenumber" name="184" href="#184">184</a> {
+<a class="jxr_linenumber" name="185" href="#185">185</a> <strong class="jxr_keyword">try</strong>
+<a class="jxr_linenumber" name="186" href="#186">186</a> {
+<a class="jxr_linenumber" name="187" href="#187">187</a> <strong class="jxr_keyword">return</strong> getStringOutput(<span class="jxr_string">"UTF-8"</span>);
+<a class="jxr_linenumber" name="188" href="#188">188</a> }
+<a class="jxr_linenumber" name="189" href="#189">189</a> <strong class="jxr_keyword">catch</strong>(UnsupportedEncodingException e)
+<a class="jxr_linenumber" name="190" href="#190">190</a> {
+<a class="jxr_linenumber" name="191" href="#191">191</a> <em class="jxr_comment">// should not happen</em>
+<a class="jxr_linenumber" name="192" href="#192">192</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> RuntimeException(e);
+<a class="jxr_linenumber" name="193" href="#193">193</a> }
+<a class="jxr_linenumber" name="194" href="#194">194</a> }
+<a class="jxr_linenumber" name="195" href="#195">195</a>
+<a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_javadoccomment">* Returns the error as a string.</em>
+<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment">* @param encoding</em>
+<a class="jxr_linenumber" name="200" href="#200">200</a> <em class="jxr_javadoccomment">* @return error as string</em>
+<a class="jxr_linenumber" name="201" href="#201">201</a> <em class="jxr_javadoccomment">* @throws InterruptedException</em>
+<a class="jxr_linenumber" name="202" href="#202">202</a> <em class="jxr_javadoccomment">* @throws UnsupportedEncodingException</em>
+<a class="jxr_linenumber" name="203" href="#203">203</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="204" href="#204">204</a> <strong class="jxr_keyword">public</strong> String getStringError(String encoding) <strong class="jxr_keyword">throws</strong> InterruptedException,
+<a class="jxr_linenumber" name="205" href="#205">205</a> UnsupportedEncodingException
+<a class="jxr_linenumber" name="206" href="#206">206</a> {
+<a class="jxr_linenumber" name="207" href="#207">207</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> String(getError(), encoding);
+<a class="jxr_linenumber" name="208" href="#208">208</a> }
+<a class="jxr_linenumber" name="209" href="#209">209</a>
+<a class="jxr_linenumber" name="210" href="#210">210</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="211" href="#211">211</a> <em class="jxr_javadoccomment">* Returns the error as a string. Uses encoding "UTF-8".</em>
+<a class="jxr_linenumber" name="212" href="#212">212</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="213" href="#213">213</a> <em class="jxr_javadoccomment">* @return error as string</em>
+<a class="jxr_linenumber" name="214" href="#214">214</a> <em class="jxr_javadoccomment">* @throws InterruptedException</em>
+<a class="jxr_linenumber" name="215" href="#215">215</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="216" href="#216">216</a> <strong class="jxr_keyword">public</strong> String getStringError() <strong class="jxr_keyword">throws</strong> InterruptedException
+<a class="jxr_linenumber" name="217" href="#217">217</a> {
+<a class="jxr_linenumber" name="218" href="#218">218</a> <strong class="jxr_keyword">try</strong>
+<a class="jxr_linenumber" name="219" href="#219">219</a> {
+<a class="jxr_linenumber" name="220" href="#220">220</a> <strong class="jxr_keyword">return</strong> getStringError(<span class="jxr_string">"UTF-8"</span>);
+<a class="jxr_linenumber" name="221" href="#221">221</a> }
+<a class="jxr_linenumber" name="222" href="#222">222</a> <strong class="jxr_keyword">catch</strong>(UnsupportedEncodingException e)
+<a class="jxr_linenumber" name="223" href="#223">223</a> {
+<a class="jxr_linenumber" name="224" href="#224">224</a> <em class="jxr_comment">// should not happen</em>
+<a class="jxr_linenumber" name="225" href="#225">225</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> RuntimeException(e);
+<a class="jxr_linenumber" name="226" href="#226">226</a> }
+<a class="jxr_linenumber" name="227" href="#227">227</a> }
+<a class="jxr_linenumber" name="228" href="#228">228</a>
+<a class="jxr_linenumber" name="229" href="#229">229</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="230" href="#230">230</a> <em class="jxr_javadoccomment">* Properly waits until everything is complete: joins on the thread that</em>
+<a class="jxr_linenumber" name="231" href="#231">231</a> <em class="jxr_javadoccomment">* reads the output, joins on the thread that reads the error and finally</em>
+<a class="jxr_linenumber" name="232" href="#232">232</a> <em class="jxr_javadoccomment">* wait for the process to be finished.</em>
+<a class="jxr_linenumber" name="233" href="#233">233</a> <em class="jxr_javadoccomment">* @return the status code of the process.</em>
+<a class="jxr_linenumber" name="234" href="#234">234</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="235" href="#235">235</a> <em class="jxr_javadoccomment">* @throws InterruptedException</em>
+<a class="jxr_linenumber" name="236" href="#236">236</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="237" href="#237">237</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> waitFor() <strong class="jxr_keyword">throws</strong> InterruptedException
+<a class="jxr_linenumber" name="238" href="#238">238</a> {
+<a class="jxr_linenumber" name="239" href="#239">239</a> <strong class="jxr_keyword">if</strong>(_process == <strong class="jxr_keyword">null</strong>)
+<a class="jxr_linenumber" name="240" href="#240">240</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(<span class="jxr_string">"you must call start first"</span>);
+<a class="jxr_linenumber" name="241" href="#241">241</a>
+<a class="jxr_linenumber" name="242" href="#242">242</a> _out.join();
+<a class="jxr_linenumber" name="243" href="#243">243</a> _err.join();
+<a class="jxr_linenumber" name="244" href="#244">244</a> <strong class="jxr_keyword">return</strong> _process.waitFor();
+<a class="jxr_linenumber" name="245" href="#245">245</a> }
+<a class="jxr_linenumber" name="246" href="#246">246</a>
+<a class="jxr_linenumber" name="247" href="#247">247</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="248" href="#248">248</a> <em class="jxr_javadoccomment">* Properly waits until everything is complete: joins on the thread that</em>
+<a class="jxr_linenumber" name="249" href="#249">249</a> <em class="jxr_javadoccomment">* reads the output, joins on the thread that reads the error and finally</em>
+<a class="jxr_linenumber" name="250" href="#250">250</a> <em class="jxr_javadoccomment">* wait for the process to be finished.</em>
+<a class="jxr_linenumber" name="251" href="#251">251</a> <em class="jxr_javadoccomment">* If the process has not completed before the timeout, throws a</em>
+<a class="jxr_linenumber" name="252" href="#252">252</a> <em class="jxr_javadoccomment">* {@link TimeoutException}</em>
+<a class="jxr_linenumber" name="253" href="#253">253</a> <em class="jxr_javadoccomment">* @return the status code of the process.</em>
+<a class="jxr_linenumber" name="254" href="#254">254</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="255" href="#255">255</a> <em class="jxr_javadoccomment">* @throws TimeoutException</em>
+<a class="jxr_linenumber" name="256" href="#256">256</a> <em class="jxr_javadoccomment">* @throws InterruptedException</em>
+<a class="jxr_linenumber" name="257" href="#257">257</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="258" href="#258">258</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> waitFor(<strong class="jxr_keyword">long</strong> timeout) <strong class="jxr_keyword">throws</strong> InterruptedException, TimeoutException
+<a class="jxr_linenumber" name="259" href="#259">259</a> {
+<a class="jxr_linenumber" name="260" href="#260">260</a> <strong class="jxr_keyword">if</strong>(_process == <strong class="jxr_keyword">null</strong>)
+<a class="jxr_linenumber" name="261" href="#261">261</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(<span class="jxr_string">"you must call start first"</span>);
+<a class="jxr_linenumber" name="262" href="#262">262</a>
+<a class="jxr_linenumber" name="263" href="#263">263</a> <em class="jxr_comment">// Chronos c = new Chronos();</em>
+<a class="jxr_linenumber" name="264" href="#264">264</a> _out.join(timeout);
+<a class="jxr_linenumber" name="265" href="#265">265</a> <em class="jxr_comment">// timeout -= c.tick();</em>
+<a class="jxr_linenumber" name="266" href="#266">266</a> <strong class="jxr_keyword">if</strong> (timeout <= 0)
+<a class="jxr_linenumber" name="267" href="#267">267</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> TimeoutException(<span class="jxr_string">"Wait timed out"</span>);
+<a class="jxr_linenumber" name="268" href="#268">268</a> _err.join(timeout);
+<a class="jxr_linenumber" name="269" href="#269">269</a> <em class="jxr_comment">// timeout -= c.tick();</em>
+<a class="jxr_linenumber" name="270" href="#270">270</a> <strong class="jxr_keyword">if</strong> (timeout <= 0)
+<a class="jxr_linenumber" name="271" href="#271">271</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> TimeoutException(<span class="jxr_string">"Wait timed out"</span>);
+<a class="jxr_linenumber" name="272" href="#272">272</a>
+<a class="jxr_linenumber" name="273" href="#273">273</a> <em class="jxr_comment">// there is no timeout in this API, not much we can do here</em>
+<a class="jxr_linenumber" name="274" href="#274">274</a> <em class="jxr_comment">// waiting on the other two threads should give us some safety</em>
+<a class="jxr_linenumber" name="275" href="#275">275</a> <strong class="jxr_keyword">return</strong> _process.waitFor();
+<a class="jxr_linenumber" name="276" href="#276">276</a> }
+<a class="jxr_linenumber" name="277" href="#277">277</a>
+<a class="jxr_linenumber" name="278" href="#278">278</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> exitValue()
+<a class="jxr_linenumber" name="279" href="#279">279</a> {
+<a class="jxr_linenumber" name="280" href="#280">280</a> <strong class="jxr_keyword">if</strong>(_process == <strong class="jxr_keyword">null</strong>)
+<a class="jxr_linenumber" name="281" href="#281">281</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(<span class="jxr_string">"you must call start first"</span>);
+<a class="jxr_linenumber" name="282" href="#282">282</a>
+<a class="jxr_linenumber" name="283" href="#283">283</a> <strong class="jxr_keyword">return</strong> _process.exitValue();
+<a class="jxr_linenumber" name="284" href="#284">284</a> }
+<a class="jxr_linenumber" name="285" href="#285">285</a>
+<a class="jxr_linenumber" name="286" href="#286">286</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> destroy()
+<a class="jxr_linenumber" name="287" href="#287">287</a> {
+<a class="jxr_linenumber" name="288" href="#288">288</a> <strong class="jxr_keyword">if</strong>(_process == <strong class="jxr_keyword">null</strong>)
+<a class="jxr_linenumber" name="289" href="#289">289</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(<span class="jxr_string">"you must call start first"</span>);
+<a class="jxr_linenumber" name="290" href="#290">290</a>
+<a class="jxr_linenumber" name="291" href="#291">291</a> _process.destroy();
+<a class="jxr_linenumber" name="292" href="#292">292</a> }
+<a class="jxr_linenumber" name="293" href="#293">293</a>
+<a class="jxr_linenumber" name="294" href="#294">294</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="295" href="#295">295</a> <em class="jxr_javadoccomment">* Creates an external process from the command. It is not started and you have to call</em>
+<a class="jxr_linenumber" name="296" href="#296">296</a> <em class="jxr_javadoccomment">* start on it!</em>
+<a class="jxr_linenumber" name="297" href="#297">297</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="298" href="#298">298</a> <em class="jxr_javadoccomment">* @param commands the command to execute</em>
+<a class="jxr_linenumber" name="299" href="#299">299</a> <em class="jxr_javadoccomment">* @return the process */</em>
+<a class="jxr_linenumber" name="300" href="#300">300</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a> create(String... commands)
+<a class="jxr_linenumber" name="301" href="#301">301</a> {
+<a class="jxr_linenumber" name="302" href="#302">302</a> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a> ec = <strong class="jxr_keyword">new</strong> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a>(<strong class="jxr_keyword">new</strong> ProcessBuilder(commands));
+<a class="jxr_linenumber" name="303" href="#303">303</a> <strong class="jxr_keyword">return</strong> ec;
+<a class="jxr_linenumber" name="304" href="#304">304</a> }
+<a class="jxr_linenumber" name="305" href="#305">305</a>
+<a class="jxr_linenumber" name="306" href="#306">306</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="307" href="#307">307</a> <em class="jxr_javadoccomment">* Creates an external process from the command. It is not started and you have to call</em>
+<a class="jxr_linenumber" name="308" href="#308">308</a> <em class="jxr_javadoccomment">* start on it!</em>
+<a class="jxr_linenumber" name="309" href="#309">309</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="310" href="#310">310</a> <em class="jxr_javadoccomment">* @param commands the command to execute</em>
+<a class="jxr_linenumber" name="311" href="#311">311</a> <em class="jxr_javadoccomment">* @return the process */</em>
+<a class="jxr_linenumber" name="312" href="#312">312</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a> create(List<String> commands)
+<a class="jxr_linenumber" name="313" href="#313">313</a> {
+<a class="jxr_linenumber" name="314" href="#314">314</a> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a> ec = <strong class="jxr_keyword">new</strong> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a>(<strong class="jxr_keyword">new</strong> ProcessBuilder(commands));
+<a class="jxr_linenumber" name="315" href="#315">315</a> <strong class="jxr_keyword">return</strong> ec;
+<a class="jxr_linenumber" name="316" href="#316">316</a> }
+<a class="jxr_linenumber" name="317" href="#317">317</a>
+<a class="jxr_linenumber" name="318" href="#318">318</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="319" href="#319">319</a> <em class="jxr_javadoccomment">* Creates an external process from the command. The command is executed.</em>
+<a class="jxr_linenumber" name="320" href="#320">320</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="321" href="#321">321</a> <em class="jxr_javadoccomment">* @param commands the commands to execute</em>
+<a class="jxr_linenumber" name="322" href="#322">322</a> <em class="jxr_javadoccomment">* @return the process</em>
+<a class="jxr_linenumber" name="323" href="#323">323</a> <em class="jxr_javadoccomment">* @throws IOException if there is an error */</em>
+<a class="jxr_linenumber" name="324" href="#324">324</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a> start(String... commands) <strong class="jxr_keyword">throws</strong> IOException
+<a class="jxr_linenumber" name="325" href="#325">325</a> {
+<a class="jxr_linenumber" name="326" href="#326">326</a> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a> ec = <strong class="jxr_keyword">new</strong> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a>(<strong class="jxr_keyword">new</strong> ProcessBuilder(commands));
+<a class="jxr_linenumber" name="327" href="#327">327</a> ec.start();
+<a class="jxr_linenumber" name="328" href="#328">328</a> <strong class="jxr_keyword">return</strong> ec;
+<a class="jxr_linenumber" name="329" href="#329">329</a> }
+<a class="jxr_linenumber" name="330" href="#330">330</a>
+<a class="jxr_linenumber" name="331" href="#331">331</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="332" href="#332">332</a> <em class="jxr_javadoccomment">* Executes the external command in the given working directory and waits for it to be</em>
+<a class="jxr_linenumber" name="333" href="#333">333</a> <em class="jxr_javadoccomment">* finished.</em>
+<a class="jxr_linenumber" name="334" href="#334">334</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="335" href="#335">335</a> <em class="jxr_javadoccomment">* @param workingDirectory the root directory from where to run the command</em>
+<a class="jxr_linenumber" name="336" href="#336">336</a> <em class="jxr_javadoccomment">* @param command the command to execute (should be relative to the working directory</em>
+<a class="jxr_linenumber" name="337" href="#337">337</a> <em class="jxr_javadoccomment">* @param args the arguments to the command</em>
+<a class="jxr_linenumber" name="338" href="#338">338</a> <em class="jxr_javadoccomment">* @return the process */</em>
+<a class="jxr_linenumber" name="339" href="#339">339</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a> execute(File workingDirectory,
+<a class="jxr_linenumber" name="340" href="#340">340</a> String command,
+<a class="jxr_linenumber" name="341" href="#341">341</a> String... args)
+<a class="jxr_linenumber" name="342" href="#342">342</a> <strong class="jxr_keyword">throws</strong> IOException, InterruptedException
+<a class="jxr_linenumber" name="343" href="#343">343</a> {
+<a class="jxr_linenumber" name="344" href="#344">344</a> <strong class="jxr_keyword">try</strong>
+<a class="jxr_linenumber" name="345" href="#345">345</a> {
+<a class="jxr_linenumber" name="346" href="#346">346</a> <strong class="jxr_keyword">return</strong> executeWithTimeout(workingDirectory, command, 0, args);
+<a class="jxr_linenumber" name="347" href="#347">347</a> }
+<a class="jxr_linenumber" name="348" href="#348">348</a> <strong class="jxr_keyword">catch</strong> (TimeoutException e)
+<a class="jxr_linenumber" name="349" href="#349">349</a> {
+<a class="jxr_linenumber" name="350" href="#350">350</a> <em class="jxr_comment">// Can't happen!</em>
+<a class="jxr_linenumber" name="351" href="#351">351</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalStateException(MODULE + <span class="jxr_string">".execute: Unexpected timeout occurred!"</span>);
+<a class="jxr_linenumber" name="352" href="#352">352</a> }
+<a class="jxr_linenumber" name="353" href="#353">353</a> }
+<a class="jxr_linenumber" name="354" href="#354">354</a>
+<a class="jxr_linenumber" name="355" href="#355">355</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="356" href="#356">356</a> <em class="jxr_javadoccomment">* Executes the external command in the given working directory and waits (until timeout</em>
+<a class="jxr_linenumber" name="357" href="#357">357</a> <em class="jxr_javadoccomment">* is elapsed) for it to be finished.</em>
+<a class="jxr_linenumber" name="358" href="#358">358</a> <em class="jxr_javadoccomment">*</em>
+<a class="jxr_linenumber" name="359" href="#359">359</a> <em class="jxr_javadoccomment">* @param workingDirectory</em>
+<a class="jxr_linenumber" name="360" href="#360">360</a> <em class="jxr_javadoccomment">* the root directory from where to run the command</em>
+<a class="jxr_linenumber" name="361" href="#361">361</a> <em class="jxr_javadoccomment">* @param command</em>
+<a class="jxr_linenumber" name="362" href="#362">362</a> <em class="jxr_javadoccomment">* the command to execute (should be relative to the working directory</em>
+<a class="jxr_linenumber" name="363" href="#363">363</a> <em class="jxr_javadoccomment">* @param timeout</em>
+<a class="jxr_linenumber" name="364" href="#364">364</a> <em class="jxr_javadoccomment">* the maximum amount of time to wait for this external command (in ms). If</em>
+<a class="jxr_linenumber" name="365" href="#365">365</a> <em class="jxr_javadoccomment">* this value is less than or equal to 0, timeout is ignored</em>
+<a class="jxr_linenumber" name="366" href="#366">366</a> <em class="jxr_javadoccomment">* @param args</em>
+<a class="jxr_linenumber" name="367" href="#367">367</a> <em class="jxr_javadoccomment">* the arguments to the command</em>
+<a class="jxr_linenumber" name="368" href="#368">368</a> <em class="jxr_javadoccomment">* @return the process</em>
+<a class="jxr_linenumber" name="369" href="#369">369</a> <em class="jxr_javadoccomment">*/</em>
+<a class="jxr_linenumber" name="370" href="#370">370</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a> executeWithTimeout(File workingDirectory,
+<a class="jxr_linenumber" name="371" href="#371">371</a> String command,
+<a class="jxr_linenumber" name="372" href="#372">372</a> <strong class="jxr_keyword">long</strong> timeout,
+<a class="jxr_linenumber" name="373" href="#373">373</a> String... args)
+<a class="jxr_linenumber" name="374" href="#374">374</a> <strong class="jxr_keyword">throws</strong> IOException, InterruptedException, TimeoutException
+<a class="jxr_linenumber" name="375" href="#375">375</a> {
+<a class="jxr_linenumber" name="376" href="#376">376</a> List<String> arguments = <strong class="jxr_keyword">new</strong> ArrayList<String>(args.length + 1);
+<a class="jxr_linenumber" name="377" href="#377">377</a>
+<a class="jxr_linenumber" name="378" href="#378">378</a> arguments.add(<strong class="jxr_keyword">new</strong> File(workingDirectory, command).getAbsolutePath());
+<a class="jxr_linenumber" name="379" href="#379">379</a> arguments.addAll(Arrays.asList(args));
+<a class="jxr_linenumber" name="380" href="#380">380</a>
+<a class="jxr_linenumber" name="381" href="#381">381</a> <a href="../../../org/apache/helix/ExternalCommand.html">ExternalCommand</a> cmd = ExternalCommand.create(arguments);
+<a class="jxr_linenumber" name="382" href="#382">382</a>
+<a class="jxr_linenumber" name="383" href="#383">383</a> cmd.setWorkingDirectory(workingDirectory);
+<a class="jxr_linenumber" name="384" href="#384">384</a>
+<a class="jxr_linenumber" name="385" href="#385">385</a> cmd.setRedirectErrorStream(<strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="386" href="#386">386</a>
+<a class="jxr_linenumber" name="387" href="#387">387</a> cmd.start();
+<a class="jxr_linenumber" name="388" href="#388">388</a>
+<a class="jxr_linenumber" name="389" href="#389">389</a> <em class="jxr_comment">/*<em class="jxr_comment"> Use timeout if it is a valid value! */</em></em>
+<a class="jxr_linenumber" name="390" href="#390">390</a> <strong class="jxr_keyword">if</strong> (timeout <= 0)
+<a class="jxr_linenumber" name="391" href="#391">391</a> cmd.waitFor();
+<a class="jxr_linenumber" name="392" href="#392">392</a> <strong class="jxr_keyword">else</strong>
+<a class="jxr_linenumber" name="393" href="#393">393</a> cmd.waitFor(timeout);
+<a class="jxr_linenumber" name="394" href="#394">394</a>
+<a class="jxr_linenumber" name="395" href="#395">395</a> <strong class="jxr_keyword">if</strong> (LOG.isDebugEnabled())
+<a class="jxr_linenumber" name="396" href="#396">396</a> LOG.debug(cmd.getStringOutput());
+<a class="jxr_linenumber" name="397" href="#397">397</a>
+<a class="jxr_linenumber" name="398" href="#398">398</a> <strong class="jxr_keyword">return</strong> cmd;
+<a class="jxr_linenumber" name="399" href="#399">399</a> }
+<a class="jxr_linenumber" name="400" href="#400">400</a> }
+</pre>
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+</html>