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<div class="subTitle">org.apache.tools.ant.taskdefs</div>
<h2 title="Class Truncate" class="title">Class Truncate</h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
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<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>
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<li><a href="../../../../../org/apache/tools/ant/Task.html" title="class in org.apache.tools.ant">org.apache.tools.ant.Task</a></li>
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<li>org.apache.tools.ant.taskdefs.Truncate</li>
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<pre>public class <span class="strong">Truncate</span>
extends <a href="../../../../../org/apache/tools/ant/Task.html" title="class in org.apache.tools.ant">Task</a></pre>
<div class="block">Set the length of one or more files, as the intermittently available
<code>truncate</code> Unix utility/function.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.7.1</dd></dl>
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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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<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/Truncate.html#Truncate()">Truncate</a></strong>()</code> </td>
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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/Truncate.html#add(org.apache.tools.ant.types.ResourceCollection)">add</a></strong>(<a href="../../../../../org/apache/tools/ant/types/ResourceCollection.html" title="interface in org.apache.tools.ant.types">ResourceCollection</a> rc)</code>
<div class="block">Add a nested (filesystem-only) ResourceCollection.</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/Truncate.html#execute()">execute</a></strong>()</code>
<div class="block">Called by the project to let the task do its work.</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/Truncate.html#setAdjust(java.lang.Long)">setAdjust</a></strong>(java.lang.Long adjust)</code>
<div class="block">Set the amount by which files' lengths should be adjusted.</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/Truncate.html#setCreate(boolean)">setCreate</a></strong>(boolean create)</code>
<div class="block">Set whether to create nonexistent files.</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/Truncate.html#setFile(java.io.File)">setFile</a></strong>(java.io.File f)</code>
<div class="block">Set a single target File.</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/Truncate.html#setLength(java.lang.Long)">setLength</a></strong>(java.lang.Long length)</code>
<div class="block">Set the length to which files should be set.</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/Truncate.html#setMkdirs(boolean)">setMkdirs</a></strong>(boolean mkdirs)</code>
<div class="block">Set whether, when creating nonexistent files, nonexistent directories
should also be created.</div>
</td>
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<h3>Methods 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#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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<h3>Methods inherited from class org.apache.tools.ant.<a href="../../../../../org/apache/tools/ant/ProjectComponent.html" title="class in org.apache.tools.ant">ProjectComponent</a></h3>
<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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<h3>Methods inherited from class java.lang.Object</h3>
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<h4>Truncate</h4>
<pre>public Truncate()</pre>
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<h4>setFile</h4>
<pre>public void setFile(java.io.File f)</pre>
<div class="block">Set a single target File.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>f</code> - the single File</dd></dl>
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<h4>add</h4>
<pre>public void add(<a href="../../../../../org/apache/tools/ant/types/ResourceCollection.html" title="interface in org.apache.tools.ant.types">ResourceCollection</a> rc)</pre>
<div class="block">Add a nested (filesystem-only) ResourceCollection.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>rc</code> - the ResourceCollection to add.</dd></dl>
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<h4>setAdjust</h4>
<pre>public void setAdjust(java.lang.Long adjust)</pre>
<div class="block">Set the amount by which files' lengths should be adjusted.
It is permissible to append K / M / G / T / P.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>adjust</code> - (positive or negative) adjustment amount.</dd></dl>
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<h4>setLength</h4>
<pre>public void setLength(java.lang.Long length)</pre>
<div class="block">Set the length to which files should be set.
It is permissible to append K / M / G / T / P.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>length</code> - (positive) adjustment amount.</dd></dl>
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<h4>setCreate</h4>
<pre>public void setCreate(boolean create)</pre>
<div class="block">Set whether to create nonexistent files.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>create</code> - boolean, default <code>true</code>.</dd></dl>
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<h4>setMkdirs</h4>
<pre>public void setMkdirs(boolean mkdirs)</pre>
<div class="block">Set whether, when creating nonexistent files, nonexistent directories
should also be created.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>mkdirs</code> - boolean, default <code>false</code>.</dd></dl>
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<h4>execute</h4>
<pre>public void execute()</pre>
<div class="block">Called by the project to let the task do its work. This method may be
called more than once, if the task is invoked more than once.
For example,
if target1 and target2 both depend on target3, then running
"ant target1 target2" will run all tasks in target3 twice..</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>
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