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<div class="subTitle">org.apache.tools.ant.taskdefs</div>
<h2 title="Class Length" class="title">Class Length</h2>
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<div class="contentContainer">
<ul class="inheritance">
<li>java.lang.Object</li>
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<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>org.apache.tools.ant.taskdefs.Length</li>
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<dt>All Implemented Interfaces:</dt>
<dd>java.lang.Cloneable, <a href="../../../../../org/apache/tools/ant/taskdefs/condition/Condition.html" title="interface in org.apache.tools.ant.taskdefs.condition">Condition</a></dd>
</dl>
<hr>
<br>
<pre>public class <span class="strong">Length</span>
extends <a href="../../../../../org/apache/tools/ant/Task.html" title="class in org.apache.tools.ant">Task</a>
implements <a href="../../../../../org/apache/tools/ant/taskdefs/condition/Condition.html" title="interface in org.apache.tools.ant.taskdefs.condition">Condition</a></pre>
<div class="block">Gets lengths: of files/resources, byte size; of strings, length (optionally trimmed).
The task is overloaded in this way for semantic reasons, much like Available.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.6.3</dd></dl>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>static class </code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/Length.FileMode.html" title="class in org.apache.tools.ant.taskdefs">Length.FileMode</a></strong></code>
<div class="block">EnumeratedAttribute operation mode</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static class </code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/Length.When.html" title="class in org.apache.tools.ant.taskdefs">Length.When</a></strong></code>
<div class="block">EnumeratedAttribute for the when attribute.</div>
</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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<td class="colOne"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/Length.html#Length()">Length</a></strong>()</code> </td>
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<caption><span>Methods</span><span class="tabEnd"> </span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/Length.html#add(org.apache.tools.ant.types.FileSet)">add</a></strong>(<a href="../../../../../org/apache/tools/ant/types/FileSet.html" title="class in org.apache.tools.ant.types">FileSet</a> fs)</code>
<div class="block">Add a FileSet.</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/Length.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> c)</code>
<div class="block">Add a ResourceCollection.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/Length.html#eval()">eval</a></strong>()</code>
<div class="block">Fulfill the condition contract.</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/Length.html#execute()">execute</a></strong>()</code>
<div class="block">Execute the length task.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/tools/ant/taskdefs/Length.html#getTrim()">getTrim</a></strong>()</code>
<div class="block">Learn whether strings will be trimmed.</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/Length.html#setFile(java.io.File)">setFile</a></strong>(java.io.File file)</code>
<div class="block">Set the single file for this 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/Length.html#setLength(long)">setLength</a></strong>(long ell)</code>
<div class="block">Set the target count number for use as a Condition.</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/Length.html#setMode(org.apache.tools.ant.taskdefs.Length.FileMode)">setMode</a></strong>(<a href="../../../../../org/apache/tools/ant/taskdefs/Length.FileMode.html" title="class in org.apache.tools.ant.taskdefs">Length.FileMode</a> m)</code>
<div class="block">Set the execution mode for working with 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/Length.html#setProperty(java.lang.String)">setProperty</a></strong>(java.lang.String property)</code>
<div class="block">The property in which the length will 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/Length.html#setResource(org.apache.tools.ant.types.Resource)">setResource</a></strong>(<a href="../../../../../org/apache/tools/ant/types/Resource.html" title="class in org.apache.tools.ant.types">Resource</a> resource)</code>
<div class="block">Set the single resource for this 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/Length.html#setString(java.lang.String)">setString</a></strong>(java.lang.String string)</code>
<div class="block">Set the string whose length to get.</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/Length.html#setTrim(boolean)">setTrim</a></strong>(boolean trim)</code>
<div class="block">Set whether to trim in string mode.</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/Length.html#setWhen(org.apache.tools.ant.types.Comparison)">setWhen</a></strong>(<a href="../../../../../org/apache/tools/ant/types/Comparison.html" title="class in org.apache.tools.ant.types">Comparison</a> c)</code>
<div class="block">Set the comparison for use as a Condition.</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/Length.html#setWhen(org.apache.tools.ant.taskdefs.Length.When)">setWhen</a></strong>(<a href="../../../../../org/apache/tools/ant/taskdefs/Length.When.html" title="class in org.apache.tools.ant.taskdefs">Length.When</a> w)</code>
<div class="block">Set the comparison for use as a Condition.</div>
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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>
<code>equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
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<h3>Constructor Detail</h3>
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<h4>Length</h4>
<pre>public Length()</pre>
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<h4>setProperty</h4>
<pre>public void setProperty(java.lang.String property)</pre>
<div class="block">The property in which the length will be stored.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>property</code> - the <code>String</code> property key.</dd></dl>
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<pre>public void setResource(<a href="../../../../../org/apache/tools/ant/types/Resource.html" title="class in org.apache.tools.ant.types">Resource</a> resource)</pre>
<div class="block">Set the single resource for this task.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>resource</code> - the Resource whose length to retrieve.</dd></dl>
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<h4>setFile</h4>
<pre>public void setFile(java.io.File file)</pre>
<div class="block">Set the single file for this task.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>file</code> - the <code>File</code> whose length to retrieve.</dd></dl>
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<h4>add</h4>
<pre>public void add(<a href="../../../../../org/apache/tools/ant/types/FileSet.html" title="class in org.apache.tools.ant.types">FileSet</a> fs)</pre>
<div class="block">Add a FileSet.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>fs</code> - the <code>FileSet</code> to add.</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> c)</pre>
<div class="block">Add a ResourceCollection.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>c</code> - the <code>ResourceCollection</code> to add.</dd><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.7</dd></dl>
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<h4>setLength</h4>
<pre>public void setLength(long ell)</pre>
<div class="block">Set the target count number for use as a Condition.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>ell</code> - the long length to compare with.</dd></dl>
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<h4>setWhen</h4>
<pre>public void setWhen(<a href="../../../../../org/apache/tools/ant/taskdefs/Length.When.html" title="class in org.apache.tools.ant.taskdefs">Length.When</a> w)</pre>
<div class="block">Set the comparison for use as a Condition.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>w</code> - EnumeratedAttribute When.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/tools/ant/types/Comparison.html" title="class in org.apache.tools.ant.types"><code>Comparison</code></a></dd></dl>
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<h4>setWhen</h4>
<pre>public void setWhen(<a href="../../../../../org/apache/tools/ant/types/Comparison.html" title="class in org.apache.tools.ant.types">Comparison</a> c)</pre>
<div class="block">Set the comparison for use as a Condition.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>c</code> - Comparison.</dd><dt><span class="strong">Since:</span></dt>
<dd>Ant 1.7</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/tools/ant/types/Comparison.html" title="class in org.apache.tools.ant.types"><code>Comparison</code></a></dd></dl>
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<h4>setMode</h4>
<pre>public void setMode(<a href="../../../../../org/apache/tools/ant/taskdefs/Length.FileMode.html" title="class in org.apache.tools.ant.taskdefs">Length.FileMode</a> m)</pre>
<div class="block">Set the execution mode for working with files.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>m</code> - the <code>FileMode</code> to use.</dd></dl>
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<h4>setString</h4>
<pre>public void setString(java.lang.String string)</pre>
<div class="block">Set the string whose length to get.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>string</code> - <code>String</code>.</dd></dl>
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<pre>public void setTrim(boolean trim)</pre>
<div class="block">Set whether to trim in string mode. Default false.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>trim</code> - <code>boolean</code>.</dd></dl>
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<h4>getTrim</h4>
<pre>public boolean getTrim()</pre>
<div class="block">Learn whether strings will be trimmed. Default false.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>boolean trim setting.</dd></dl>
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<h4>execute</h4>
<pre>public void execute()</pre>
<div class="block">Execute the length task.</div>
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<h4>eval</h4>
<pre>public boolean eval()</pre>
<div class="block">Fulfill the condition contract.</div>
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<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/tools/ant/taskdefs/condition/Condition.html#eval()">eval</a></code> in interface <code><a href="../../../../../org/apache/tools/ant/taskdefs/condition/Condition.html" title="interface in org.apache.tools.ant.taskdefs.condition">Condition</a></code></dd>
<dt><span class="strong">Returns:</span></dt><dd>true if the condition is true.</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 an error occurs.</dd></dl>
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