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| 1 | <html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>Chapter 6. SwitchTask</title><meta name="generator" content="DocBook XSL Stylesheets V1.68.1"><link rel="start" href="index.html" title="Antelope Users Guide"><link rel="up" href="bk03.html" title="Additional Ant Tasks"><link rel="prev" href="bk03ch05s02.html" title="More Conditions"><link rel="next" href="bk03ch07.html" title="Chapter 7. Try Task"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 6. SwitchTask</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk03ch05s02.html">Prev</a> </td><th width="60%" align="center">Additional Ant Tasks</th><td width="20%" align="right"> <a accesskey="n" href="bk03ch07.html">Next</a></td></tr></table><hr></div><div class="chapter" lang="en"><div class="titlepage"><div><div><h2 class="title"><a name="switch"></a>Chapter 6. SwitchTask</h2></div></div></div>
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| 2 | <STYLE TYPE="text/css"> <!-- @import url(./style.css); --> </STYLE>
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| 3 | <p>
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| 4 | The "Switch" task works much like the Java "switch" construct. It supports nested "case" elements, which in turn, support nested "break" elements. There is also a "default" case element, so this should be very natural for Java developers to use.
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| 5 | </p><p>
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| 6 | </p><div class="table"><a name="id2520537"></a><p class="title"><b>Table 6.1. Switch Task Attributes</b></p><table summary="Switch Task Attributes" border="1"><colgroup><col><col><col><col></colgroup><thead><tr><th>Attribute</th><th>Description</th><th>Default</th><th>Required</th></tr></thead><tbody><tr><td>name</td><td>The name of a property whose value will be used for the switch.</td><td>None</td><td>Yes</td></tr></tbody></table></div><p>
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| 7 | </p><p>
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| 8 | </p><div class="table"><a name="id2520641"></a><p class="title"><b>Table 6.2. "case" and "default" Attributes</b></p><table summary='"case" and "default" Attributes' border="1"><colgroup><col><col><col><col></colgroup><thead><tr><th>Attribute</th><th>Description</th><th>Default</th><th>Required</th></tr></thead><tbody><tr><td>value</td><td>The value of of the property used for the switch. If this value equals the property value, then all tasks in this 'case' will be executed.</td><td>None</td><td>Yes</td></tr></tbody></table></div><p>
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| 9 | </p><p>
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| 10 | </p><pre class="programlisting">
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| 11 |
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| 12 | <property name="foo" value="bar"/>
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| 13 | <switch name="foo">
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| 14 | <case value="baz">
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| 15 | <echo>Executing case baz</echo>
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| 16 | <break/>
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| 17 | </case>
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| 18 | <case value="bar">
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| 19 | <echo>Executing case bar</echo>
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| 20 | <if name="foo" value="bar">
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| 21 | <echo>breaking from the if</echo>
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| 22 | <break/>
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| 23 | </if>
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| 24 | <echo>Falling through to case "bat"</echo>
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| 25 | </case>
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| 26 | <case value="bat">
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| 27 | <echo>Executing case bat</echo>
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| 28 | <break/>
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| 29 | </case>
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| 30 | <default>
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| 31 | <echo>Executing default case</echo>
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| 32 | <break/>
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| 33 | </default>
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| 34 | </switch>
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| 35 |
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| 36 | </pre><p>
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| 37 | </p></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="bk03ch05s02.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="bk03.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="bk03ch07.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">More Conditions </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> Chapter 7. Try Task</td></tr></table></div></body></html>
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