diff options
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/manual/Tasks/available.html')
-rw-r--r-- | framework/src/ant/apache-ant-1.9.6/manual/Tasks/available.html | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/manual/Tasks/available.html b/framework/src/ant/apache-ant-1.9.6/manual/Tasks/available.html deleted file mode 100644 index 6e4a1718..00000000 --- a/framework/src/ant/apache-ant-1.9.6/manual/Tasks/available.html +++ /dev/null @@ -1,160 +0,0 @@ -<!-- - Licensed to the Apache Software Foundation (ASF) under one or more - contributor license agreements. See the NOTICE file distributed with - this work for additional information regarding copyright ownership. - The ASF licenses this file to You under the Apache License, Version 2.0 - (the "License"); you may not use this file except in compliance with - the License. You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. ---> -<html> - -<head> -<meta http-equiv="Content-Language" content="en-us"> -<link rel="stylesheet" type="text/css" href="../stylesheets/style.css"> -<title>Available Task</title> -</head> - -<body> - -<h2><a name="available">Available</a></h2> -<h3>Description</h3> -<p>Sets a property if a resource is available at runtime. This resource can be a -file, a directory, a class in the classpath, or a JVM system resource.</p> -<p>If the resource is present, the property value is set to true by -default; otherwise, the property is not set. You can set the value to -something other than the default by specifying the <code>value</code> attribute.</p> -<p>Normally, this task is used to set properties that are useful to avoid target -execution depending on system parameters.</p> -<h3>Parameters</h3> -<table border="1" cellpadding="2" cellspacing="0"> - <tr> - <td valign="top"><b>Attribute</b></td> - <td valign="top"><b>Description</b></td> - <td align="center" valign="top"><b>Required</b></td> - </tr> - <tr> - <td valign="top">property</td> - <td valign="top">The name of the property to set.</td> - <td valign="top" align="center">Yes</td> - </tr> - <tr> - <td valign="top">value</td> - <td valign="top">The value to set the property to. Defaults to "true".</td> - <td valign="top" align="center">No</td> - </tr> - <tr> - <td valign="top">classname</td> - <td valign="top">The class to look for in the classpath.</td> - <td valign="middle" align="center" rowspan="3">Yes</td> - </tr> - <tr> - <td valign="top">file</td> - <td valign="top">The file to look for.</td> - </tr> - <tr> - <td valign="top">resource</td> - <td valign="top">The resource to look for in the JVM.</td> - </tr> - <tr> - <td valign="top">classpath</td> - <td valign="top">The classpath to use when looking up <code>classname</code> or <code>resource</code>.</td> - <td align="center" valign="top">No</td> - </tr> - <tr> - <td valign="top">filepath</td> - <td valign="top">The path to use when looking up <code>file</code>.</td> - <td align="center" valign="top">No</td> - </tr> - <tr> - <td valign="top">classpathref</td> - <td valign="top">The classpath to use, given as a <a href="../using.html#references">reference</a> to a path defined elsewhere.</td> - <td align="center" valign="top">No</td> - </tr> - <tr> - <td valign="top">type</td> - <td valign="top">The type of <code>file</code> to look for, either a directory (<code>type="dir"</code>) or a file - (<code>type="file"</code>). If not set, the property will be set if the name specified in the <code>file</code> - attribute exists as either a file or a directory.</td> - <td align="center" valign="top">No</td> - </tr> - <tr> - <td valign="top">ignoresystemclasses</td> - <td valign="top">Ignore Ant's runtime classes, using only the specified - classpath. Only affects the "classname" attribute. Defaults to "false"</td> - <td align="center" valign="top">No</td> - </tr> - <tr> - <td valign="top">searchparents</td> - <td valign="top">This contains the behaviour of the "file" type. - If true, the available task will, when - searching for a file, search not only the directories specified but - will also search the parent directories of those - specified. - If false, only the directories specified will be searched. - Defaults to "false". - <em>Since Ant 1.7</em> - </td> - <td align="center" valign="top">No</td> - </tr> -</table> -<h3>Parameters specified as nested elements</h3> -<h4>classpath</h4> -<p><code>Available</code>'s <code>classpath</code> attribute is a <a -href="../using.html#path">path-like structure</a> and can also be set via a nested -<code><classpath></code> element.</p> -<h4>filepath</h4> -<p><code>Available</code>'s <code>filepath</code> attribute is a <a -href="../using.html#path">path-like structure</a> and can also be set via a nested -<code><filepath></code> element.</p> -<h3>Examples</h3> -<blockquote><pre> -<available classname="org.whatever.Myclass" property="Myclass.present"/> -</pre></blockquote> -<p>sets the <code>Myclass.present</code> property to the value "true" -if the class <code>org.whatever.Myclass</code> is found in Ant's classpath.</p> -<blockquote><pre> -<property name="jaxp.jar" value="./lib/jaxp11/jaxp.jar"/> -<available file="${jaxp.jar}" property="jaxp.jar.present"/> -</pre></blockquote> -<p>sets the <code>jaxp.jar.present</code> property to the value "true" -if the file <code>./lib/jaxp11/jaxp.jar</code> is found.</p> -<blockquote><pre> -<available file="/usr/local/lib" type="dir" - property="local.lib.present"/> -</pre></blockquote> -<p>sets the <code>local.lib.present</code> property to the value "true" -if the directory <code>/usr/local/lib</code> is found.</p> -<blockquote><pre> -...in project ... -<property name="jaxp.jar" value="./lib/jaxp11/jaxp.jar"/> -<path id="jaxp" location="${jaxp.jar}"/> -...in target ... -<available classname="javax.xml.transform.Transformer" - classpathref="jaxp" property="jaxp11.present"/> -</pre></blockquote> -<p>sets the <code>jaxp11.present</code> property to the value "true" -if the class <code>javax.xml.transform.Transformer</code> is found in the classpath referenced by <code>jaxp</code> (in this case, <code>./lib/jaxp11/jaxp.jar</code>). -</p> -<blockquote><pre> -<available property="have.extras" resource="extratasks.properties"> - <classpath> - <pathelement location="/usr/local/ant/extra.jar" /> - </classpath> -</available> -</pre></blockquote> -<p>sets the <code>have.extras</code> property to the value "true" -if the resource-file <code>extratasks.properties</code> is found. -</p> - - -</body> -</html> - |