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<div class="subTitle">org.apache.tools.ant.taskdefs</div>
<h2 title="Class ExecTask" class="title">Class ExecTask</h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/tools/ant/ProjectComponent.html" title="class in org.apache.tools.ant">org.apache.tools.ant.ProjectComponent</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/tools/ant/Task.html" title="class in org.apache.tools.ant">org.apache.tools.ant.Task</a></li>
<li>
<ul class="inheritance">
<li>org.apache.tools.ant.taskdefs.ExecTask</li>
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<dt>All Implemented Interfaces:</dt>
<dd>java.lang.Cloneable</dd>
</dl>
<dl>
<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../../../org/apache/tools/ant/taskdefs/ExecuteOn.html" title="class in org.apache.tools.ant.taskdefs">ExecuteOn</a></dd>
</dl>
<hr>
<br>
<pre>public class <span class="strong">ExecTask</span>
extends <a href="../../../../../org/apache/tools/ant/Task.html" title="class in org.apache.tools.ant">Task</a></pre>
<div class="block">Executes a given command if the os platform is appropriate.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.2</dd></dl>
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<caption><span>Fields</span><span class="tabEnd"> </span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/tools/ant/types/Commandline.html" title="class in org.apache.tools.ant.types">Commandline</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#cmdl">cmdl</a></strong></code> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#failOnError">failOnError</a></strong></code> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#newEnvironment">newEnvironment</a></strong></code> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/tools/ant/taskdefs/Redirector.html" title="class in org.apache.tools.ant.taskdefs">Redirector</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#redirector">redirector</a></strong></code> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/tools/ant/types/RedirectorElement.html" title="class in org.apache.tools.ant.types">RedirectorElement</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#redirectorElement">redirectorElement</a></strong></code> </td>
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<h3>Fields inherited from class org.apache.tools.ant.<a href="../../../../../org/apache/tools/ant/Task.html" title="class in org.apache.tools.ant">Task</a></h3>
<code><a href="../../../../../org/apache/tools/ant/Task.html#target">target</a>, <a href="../../../../../org/apache/tools/ant/Task.html#taskName">taskName</a>, <a href="../../../../../org/apache/tools/ant/Task.html#taskType">taskType</a>, <a href="../../../../../org/apache/tools/ant/Task.html#wrapper">wrapper</a></code></li>
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<code><a href="../../../../../org/apache/tools/ant/ProjectComponent.html#description">description</a>, <a href="../../../../../org/apache/tools/ant/ProjectComponent.html#location">location</a>, <a href="../../../../../org/apache/tools/ant/ProjectComponent.html#project">project</a></code></li>
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<h3>Constructor Summary</h3>
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<caption><span>Constructors</span><span class="tabEnd"> </span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#ExecTask()">ExecTask</a></strong>()</code>
<div class="block">Create an instance.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#ExecTask(org.apache.tools.ant.Task)">ExecTask</a></strong>(<a href="../../../../../org/apache/tools/ant/Task.html" title="class in org.apache.tools.ant">Task</a> owner)</code>
<div class="block">create an instance that is helping another task.</div>
</td>
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<h3>Method Summary</h3>
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<caption><span>Methods</span><span class="tabEnd"> </span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#addConfiguredRedirector(org.apache.tools.ant.types.RedirectorElement)">addConfiguredRedirector</a></strong>(<a href="../../../../../org/apache/tools/ant/types/RedirectorElement.html" title="class in org.apache.tools.ant.types">RedirectorElement</a> redirectorElement)</code>
<div class="block">Add a <code>RedirectorElement</code> to this task.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#addEnv(org.apache.tools.ant.types.Environment.Variable)">addEnv</a></strong>(<a href="../../../../../org/apache/tools/ant/types/Environment.Variable.html" title="class in org.apache.tools.ant.types">Environment.Variable</a> var)</code>
<div class="block">Add an environment variable to the launched process.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#checkConfiguration()">checkConfiguration</a></strong>()</code>
<div class="block">Has the user set all necessary attributes?</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/tools/ant/types/Commandline.Argument.html" title="class in org.apache.tools.ant.types">Commandline.Argument</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#createArg()">createArg</a></strong>()</code>
<div class="block">Adds a command-line argument.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/tools/ant/taskdefs/ExecuteStreamHandler.html" title="interface in org.apache.tools.ant.taskdefs">ExecuteStreamHandler</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#createHandler()">createHandler</a></strong>()</code>
<div class="block">Create the StreamHandler to use with our Execute instance.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/tools/ant/taskdefs/ExecuteWatchdog.html" title="class in org.apache.tools.ant.taskdefs">ExecuteWatchdog</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#createWatchdog()">createWatchdog</a></strong>()</code>
<div class="block">Create the Watchdog to kill a runaway process.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#execute()">execute</a></strong>()</code>
<div class="block">Do the work.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>java.lang.String</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#getOs()">getOs</a></strong>()</code>
<div class="block">List of operating systems on which the command may be executed.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>java.lang.String</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#getOsFamily()">getOsFamily</a></strong>()</code>
<div class="block">Restrict this execution to a single OS Family</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#getResolveExecutable()">getResolveExecutable</a></strong>()</code>
<div class="block">Indicates whether to attempt to resolve the executable to a
file.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#isValidOs()">isValidOs</a></strong>()</code>
<div class="block">Is this the OS the user wanted?</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#logFlush()">logFlush</a></strong>()</code>
<div class="block">Flush the output stream - if there is one.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#maybeSetResultPropertyValue(int)">maybeSetResultPropertyValue</a></strong>(int result)</code>
<div class="block">Helper method to set result property to the
passed in value if appropriate.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/tools/ant/taskdefs/Execute.html" title="class in org.apache.tools.ant.taskdefs">Execute</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#prepareExec()">prepareExec</a></strong>()</code>
<div class="block">Create an Execute instance with the correct working directory set.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected java.lang.String</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#resolveExecutable(java.lang.String, boolean)">resolveExecutable</a></strong>(java.lang.String exec,
boolean mustSearchPath)</code>
<div class="block">The method attempts to figure out where the executable is so that we can feed
the full path.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#runExec(org.apache.tools.ant.taskdefs.Execute)">runExec</a></strong>(<a href="../../../../../org/apache/tools/ant/taskdefs/Execute.html" title="class in org.apache.tools.ant.taskdefs">Execute</a> exe)</code>
<div class="block">Run the command using the given Execute instance.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#runExecute(org.apache.tools.ant.taskdefs.Execute)">runExecute</a></strong>(<a href="../../../../../org/apache/tools/ant/taskdefs/Execute.html" title="class in org.apache.tools.ant.taskdefs">Execute</a> exe)</code>
<div class="block">A Utility method for this classes and subclasses to run an
Execute instance (an external command).</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setAppend(boolean)">setAppend</a></strong>(boolean append)</code>
<div class="block">Set whether output should be appended to or overwrite an existing file.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setCommand(org.apache.tools.ant.types.Commandline)">setCommand</a></strong>(<a href="../../../../../org/apache/tools/ant/types/Commandline.html" title="class in org.apache.tools.ant.types">Commandline</a> cmdl)</code>
<div class="block">Sets a command line.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setDir(java.io.File)">setDir</a></strong>(java.io.File d)</code>
<div class="block">Set the working directory of the process.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setError(java.io.File)">setError</a></strong>(java.io.File error)</code>
<div class="block">Set the File to which the error stream of the process should be redirected.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setErrorProperty(java.lang.String)">setErrorProperty</a></strong>(java.lang.String errorProperty)</code>
<div class="block">Sets the name of the property whose value should be set to the error of
the process.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setExecutable(java.lang.String)">setExecutable</a></strong>(java.lang.String value)</code>
<div class="block">Set the name of the executable program.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setFailIfExecutionFails(boolean)">setFailIfExecutionFails</a></strong>(boolean flag)</code>
<div class="block">Set whether to stop the build if program cannot be started.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setFailonerror(boolean)">setFailonerror</a></strong>(boolean fail)</code>
<div class="block">Fail if the command exits with a non-zero return code.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setInput(java.io.File)">setInput</a></strong>(java.io.File input)</code>
<div class="block">Set the input file to use for the task.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setInputString(java.lang.String)">setInputString</a></strong>(java.lang.String inputString)</code>
<div class="block">Set the string to use as input.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setLogError(boolean)">setLogError</a></strong>(boolean logError)</code>
<div class="block">Controls whether error output of exec is logged.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setNewenvironment(boolean)">setNewenvironment</a></strong>(boolean newenv)</code>
<div class="block">Do not propagate old environment when new environment variables are specified.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setOs(java.lang.String)">setOs</a></strong>(java.lang.String os)</code>
<div class="block">List of operating systems on which the command may be executed.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setOsFamily(java.lang.String)">setOsFamily</a></strong>(java.lang.String osFamily)</code>
<div class="block">Restrict this execution to a single OS Family</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setOutput(java.io.File)">setOutput</a></strong>(java.io.File out)</code>
<div class="block">File the output of the process is redirected to.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setOutputproperty(java.lang.String)">setOutputproperty</a></strong>(java.lang.String outputProp)</code>
<div class="block">Sets the property name whose value should be set to the output of
the process.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setResolveExecutable(boolean)">setResolveExecutable</a></strong>(boolean resolveExecutable)</code>
<div class="block">Set whether to attempt to resolve the executable to a file.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setResultProperty(java.lang.String)">setResultProperty</a></strong>(java.lang.String resultProperty)</code>
<div class="block">Sets the name of a property in which the return code of the
command should be stored.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setSearchPath(boolean)">setSearchPath</a></strong>(boolean searchPath)</code>
<div class="block">Set whether to search nested, then
system PATH environment variables for the executable.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setSpawn(boolean)">setSpawn</a></strong>(boolean spawn)</code>
<div class="block">Set whether or not you want the process to be spawned.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setTimeout(java.lang.Integer)">setTimeout</a></strong>(java.lang.Integer value)</code>
<div class="block">Set the timeout in milliseconds after which the process will be killed.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setTimeout(java.lang.Long)">setTimeout</a></strong>(java.lang.Long value)</code>
<div class="block">Set the timeout in milliseconds after which the process will be killed.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setupRedirector()">setupRedirector</a></strong>()</code>
<div class="block">Set up properties on the redirector that we needed to store locally.</div>
</td>
</tr>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/ExecTask.html#setVMLauncher(boolean)">setVMLauncher</a></strong>(boolean vmLauncher)</code>
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<code><a href="../../../../../org/apache/tools/ant/Task.html#bindToOwner(org.apache.tools.ant.Task)">bindToOwner</a>, <a href="../../../../../org/apache/tools/ant/Task.html#getOwningTarget()">getOwningTarget</a>, <a href="../../../../../org/apache/tools/ant/Task.html#getRuntimeConfigurableWrapper()">getRuntimeConfigurableWrapper</a>, <a href="../../../../../org/apache/tools/ant/Task.html#getTaskName()">getTaskName</a>, <a href="../../../../../org/apache/tools/ant/Task.html#getTaskType()">getTaskType</a>, <a href="../../../../../org/apache/tools/ant/Task.html#getWrapper()">getWrapper</a>, <a href="../../../../../org/apache/tools/ant/Task.html#handleErrorFlush(java.lang.String)">handleErrorFlush</a>, <a href="../../../../../org/apache/tools/ant/Task.html#handleErrorOutput(java.lang.String)">handleErrorOutput</a>, <a href="../../../../../org/apache/tools/ant/Task.html#handleFlush(java.lang.String)">handleFlush</a>, <a href="../../../../../org/apache/tools/ant/Task.html#handleInput(byte[], int, int)">handleInput</a>, <a href="../../../../../org/apache/tools/ant/Task.html#handleOutput(java.lang.String)">handleOutput</a>, <a href="../../../../../org/apache/tools/ant/Task.html#init()">init</a>, <a href="../../../../../org/apache/tools/ant/Task.html#isInvalid()">isInvalid</a>, <a href="../../../../../org/apache/tools/ant/Task.html#log(java.lang.String)">log</a>, <a href="../../../../../org/apache/tools/ant/Task.html#log(java.lang.String, int)">log</a>, <a href="../../../../../org/apache/tools/ant/Task.html#log(java.lang.String, java.lang.Throwable, int)">log</a>, <a href="../../../../../org/apache/tools/ant/Task.html#log(java.lang.Throwable, int)">log</a>, <a href="../../../../../org/apache/tools/ant/Task.html#maybeConfigure()">maybeConfigure</a>, <a href="../../../../../org/apache/tools/ant/Task.html#perform()">perform</a>, <a href="../../../../../org/apache/tools/ant/Task.html#reconfigure()">reconfigure</a>, <a href="../../../../../org/apache/tools/ant/Task.html#setOwningTarget(org.apache.tools.ant.Target)">setOwningTarget</a>, <a href="../../../../../org/apache/tools/ant/Task.html#setRuntimeConfigurableWrapper(org.apache.tools.ant.RuntimeConfigurable)">setRuntimeConfigurableWrapper</a>, <a href="../../../../../org/apache/tools/ant/Task.html#setTaskName(java.lang.String)">setTaskName</a>, <a href="../../../../../org/apache/tools/ant/Task.html#setTaskType(java.lang.String)">setTaskType</a></code></li>
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<code><a href="../../../../../org/apache/tools/ant/ProjectComponent.html#clone()">clone</a>, <a href="../../../../../org/apache/tools/ant/ProjectComponent.html#getDescription()">getDescription</a>, <a href="../../../../../org/apache/tools/ant/ProjectComponent.html#getLocation()">getLocation</a>, <a href="../../../../../org/apache/tools/ant/ProjectComponent.html#getProject()">getProject</a>, <a href="../../../../../org/apache/tools/ant/ProjectComponent.html#setDescription(java.lang.String)">setDescription</a>, <a href="../../../../../org/apache/tools/ant/ProjectComponent.html#setLocation(org.apache.tools.ant.Location)">setLocation</a>, <a href="../../../../../org/apache/tools/ant/ProjectComponent.html#setProject(org.apache.tools.ant.Project)">setProject</a></code></li>
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<pre>protected boolean failOnError</pre>
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<pre>protected boolean newEnvironment</pre>
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<pre>protected <a href="../../../../../org/apache/tools/ant/types/Commandline.html" title="class in org.apache.tools.ant.types">Commandline</a> cmdl</pre>
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<pre>protected <a href="../../../../../org/apache/tools/ant/taskdefs/Redirector.html" title="class in org.apache.tools.ant.taskdefs">Redirector</a> redirector</pre>
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<pre>public ExecTask()</pre>
<div class="block">Create an instance.
Needs to be configured by binding to a project.</div>
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<pre>public ExecTask(<a href="../../../../../org/apache/tools/ant/Task.html" title="class in org.apache.tools.ant">Task</a> owner)</pre>
<div class="block">create an instance that is helping another task.
Project, OwningTarget, TaskName and description are all
pulled out</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>owner</code> - task that we belong to</dd></dl>
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<pre>public void setSpawn(boolean spawn)</pre>
<div class="block">Set whether or not you want the process to be spawned.
Default is false.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>spawn</code> - if true you do not want Ant to wait for the end of the process.</dd><dt><span class="strong">Since:</span></dt>
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<pre>public void setTimeout(java.lang.Long value)</pre>
<div class="block">Set the timeout in milliseconds after which the process will be killed.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>value</code> - timeout in milliseconds.</dd><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.5</dd></dl>
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<pre>public void setTimeout(java.lang.Integer value)</pre>
<div class="block">Set the timeout in milliseconds after which the process will be killed.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>value</code> - timeout in milliseconds.</dd></dl>
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<pre>public void setExecutable(java.lang.String value)</pre>
<div class="block">Set the name of the executable program.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>value</code> - the name of the executable program.</dd></dl>
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<h4>setDir</h4>
<pre>public void setDir(java.io.File d)</pre>
<div class="block">Set the working directory of the process.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - the working directory of the process.</dd></dl>
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<pre>public void setOs(java.lang.String os)</pre>
<div class="block">List of operating systems on which the command may be executed.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>os</code> - list of operating systems on which the command may be executed.</dd></dl>
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<pre>public final java.lang.String getOs()</pre>
<div class="block">List of operating systems on which the command may be executed.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.8.0</dd></dl>
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<pre>public void setCommand(<a href="../../../../../org/apache/tools/ant/types/Commandline.html" title="class in org.apache.tools.ant.types">Commandline</a> cmdl)</pre>
<div class="block">Sets a command line.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>cmdl</code> - command line.</dd></dl>
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<pre>public void setOutput(java.io.File out)</pre>
<div class="block">File the output of the process is redirected to. If error is not
redirected, it too will appear in the output.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>out</code> - name of a file to which output should be sent.</dd></dl>
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<pre>public void setInput(java.io.File input)</pre>
<div class="block">Set the input file to use for the task.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>input</code> - name of a file from which to get input.</dd></dl>
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<pre>public void setInputString(java.lang.String inputString)</pre>
<div class="block">Set the string to use as input.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>inputString</code> - the string which is used as the input source.</dd></dl>
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<pre>public void setLogError(boolean logError)</pre>
<div class="block">Controls whether error output of exec is logged. This is only useful when
output is being redirected and error output is desired in the Ant log.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>logError</code> - set to true to log error output in the normal ant log.</dd></dl>
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<pre>public void setError(java.io.File error)</pre>
<div class="block">Set the File to which the error stream of the process should be redirected.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>error</code> - a file to which stderr should be sent.</dd><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.6</dd></dl>
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<pre>public void setOutputproperty(java.lang.String outputProp)</pre>
<div class="block">Sets the property name whose value should be set to the output of
the process.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>outputProp</code> - name of property.</dd></dl>
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<pre>public void setErrorProperty(java.lang.String errorProperty)</pre>
<div class="block">Sets the name of the property whose value should be set to the error of
the process.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>errorProperty</code> - name of property.</dd><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.6</dd></dl>
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<pre>public void setFailonerror(boolean fail)</pre>
<div class="block">Fail if the command exits with a non-zero return code.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>fail</code> - if true fail the command on non-zero return code.</dd></dl>
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<pre>public void setNewenvironment(boolean newenv)</pre>
<div class="block">Do not propagate old environment when new environment variables are specified.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>newenv</code> - if true, do not propagate old environment
when new environment variables are specified.</dd></dl>
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<pre>public void setResolveExecutable(boolean resolveExecutable)</pre>
<div class="block">Set whether to attempt to resolve the executable to a file.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>resolveExecutable</code> - if true, attempt to resolve the
path of the executable.</dd></dl>
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<pre>public void setSearchPath(boolean searchPath)</pre>
<div class="block">Set whether to search nested, then
system PATH environment variables for the executable.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>searchPath</code> - if true, search PATHs.</dd></dl>
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<pre>public boolean getResolveExecutable()</pre>
<div class="block">Indicates whether to attempt to resolve the executable to a
file.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the resolveExecutable flag</dd><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.6</dd></dl>
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<div class="block">Add an environment variable to the launched process.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>var</code> - new environment variable.</dd></dl>
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<div class="block">Adds a command-line argument.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>new command line argument created.</dd></dl>
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<div class="block">Sets the name of a property in which the return code of the
command should be stored. Only of interest if failonerror=false.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>resultProperty</code> - name of property.</dd><dt><span class="strong">Since:</span></dt>
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<div class="block">Helper method to set result property to the
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>result</code> - value desired for the result property value.</dd></dl>
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<div class="block">Set whether to stop the build if program cannot be started.
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>flag</code> - stop the build if program cannot be started.</dd><dt><span class="strong">Since:</span></dt>
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<div class="block">Set whether output should be appended to or overwrite an existing file.
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>append</code> - if true append is desired.</dd><dt><span class="strong">Since:</span></dt>
<dd>1.30, Ant 1.5</dd></dl>
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<div class="block">Add a <code>RedirectorElement</code> to this task.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>redirectorElement</code> - <code>RedirectorElement</code>.</dd><dt><span class="strong">Since:</span></dt>
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<pre>public void setOsFamily(java.lang.String osFamily)</pre>
<div class="block">Restrict this execution to a single OS Family</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>osFamily</code> - the family to restrict to.</dd></dl>
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<pre>public final java.lang.String getOsFamily()</pre>
<div class="block">Restrict this execution to a single OS Family</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.8.0</dd></dl>
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<pre>protected java.lang.String resolveExecutable(java.lang.String exec,
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<div class="block">The method attempts to figure out where the executable is so that we can feed
the full path. We first try basedir, then the exec dir, and then
fallback to the straight executable name (i.e. on the path).</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>exec</code> - the name of the executable.</dd><dd><code>mustSearchPath</code> - if true, the executable will be looked up in
the PATH environment and the absolute path is returned.</dd>
<dt><span class="strong">Returns:</span></dt><dd>the executable as a full path if it can be determined.</dd><dt><span class="strong">Since:</span></dt>
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<pre>public void execute()
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<div class="block">Do the work.</div>
<dl>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/tools/ant/Task.html#execute()">execute</a></code> in class <code><a href="../../../../../org/apache/tools/ant/Task.html" title="class in org.apache.tools.ant">Task</a></code></dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></code> - in a number of circumstances:
<ul>
<li>if failIfExecFails is set to true and the process cannot be started</li>
<li>the java13command launcher can send build exceptions</li>
<li>this list is not exhaustive or limitative</li>
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<pre>protected void checkConfiguration()
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<div class="block">Has the user set all necessary attributes?</div>
<dl><dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></code> - if there are missing required parameters.</dd></dl>
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<div class="block">Set up properties on the redirector that we needed to store locally.</div>
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<pre>protected boolean isValidOs()</pre>
<div class="block">Is this the OS the user wanted?</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>boolean.
<ul>
<li>
<li><code>true</code> if the os and osfamily attributes are null.</li>
<li><code>true</code> if osfamily is set, and the os family and must match
that of the current OS, according to the logic of
<a href="../../../../../org/apache/tools/ant/taskdefs/condition/Os.html#isOs(java.lang.String, java.lang.String, java.lang.String, java.lang.String)"><code>Os.isOs(String, String, String, String)</code></a>, and the result of the
<code>os</code> attribute must also evaluate true.
</li>
<li>
<code>true</code> if os is set, and the system.property os.name
is found in the os attribute,</li>
<li><code>false</code> otherwise.</li>
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<pre>public void setVMLauncher(boolean vmLauncher)</pre>
<div class="block">Set whether to launch new process with VM, otherwise use the OS's shell.
Default value is true.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>vmLauncher</code> - true if we want to launch new process with VM,
false if we want to use the OS's shell.</dd></dl>
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<pre>protected <a href="../../../../../org/apache/tools/ant/taskdefs/Execute.html" title="class in org.apache.tools.ant.taskdefs">Execute</a> prepareExec()
throws <a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></pre>
<div class="block">Create an Execute instance with the correct working directory set.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>an instance of the Execute class.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></code> - under unknown circumstances.</dd></dl>
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<pre>protected final void runExecute(<a href="../../../../../org/apache/tools/ant/taskdefs/Execute.html" title="class in org.apache.tools.ant.taskdefs">Execute</a> exe)
throws java.io.IOException</pre>
<div class="block">A Utility method for this classes and subclasses to run an
Execute instance (an external command).</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>exe</code> - instance of the execute class.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.io.IOException</code> - in case of problem to attach to the stdin/stdout/stderr
streams of the process.</dd></dl>
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<pre>protected void runExec(<a href="../../../../../org/apache/tools/ant/taskdefs/Execute.html" title="class in org.apache.tools.ant.taskdefs">Execute</a> exe)
throws <a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></pre>
<div class="block">Run the command using the given Execute instance. This may be
overridden by subclasses.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>exe</code> - instance of Execute to run.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></code> - if the new process could not be started
only if failIfExecFails is set to true (the default).</dd></dl>
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<pre>protected <a href="../../../../../org/apache/tools/ant/taskdefs/ExecuteStreamHandler.html" title="interface in org.apache.tools.ant.taskdefs">ExecuteStreamHandler</a> createHandler()
throws <a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></pre>
<div class="block">Create the StreamHandler to use with our Execute instance.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>instance of ExecuteStreamHandler.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></code> - under unknown circumstances.</dd></dl>
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<pre>protected <a href="../../../../../org/apache/tools/ant/taskdefs/ExecuteWatchdog.html" title="class in org.apache.tools.ant.taskdefs">ExecuteWatchdog</a> createWatchdog()
throws <a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></pre>
<div class="block">Create the Watchdog to kill a runaway process.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>instance of ExecuteWatchdog.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></code> - under unknown circumstances.</dd></dl>
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<pre>protected void logFlush()</pre>
<div class="block">Flush the output stream - if there is one.</div>
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