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From gle...@ca.ibm.com
Subject [PATCH] Set the property in Available to any value
Date Fri, 14 Jul 2000 14:00:51 GMT




Hello all.

There are times when I want a different value than "true" when using the
available task.  This patch lets you set it to any value, defaulting to
"true".

Index: jakarta-ant/docs/index.html
===================================================================
RCS file: /home/cvspublic/jakarta-ant/docs/index.html,v
retrieving revision 1.48
diff -u -r1.48 index.html
--- jakarta-ant/docs/index.html        2000/07/14 12:09:09        1.48
+++ jakarta-ant/docs/index.html        2000/07/14 13:52:11
@@ -632,8 +632,9 @@
 <h3>Description</h3>
 <p>Sets a property if a resource is available at runtime. This resource
can be a
 file resource, a class in classpath or a JVM system resource.</p>
-<p>The value part of the properties being set is <i>true</i> if the
resource is
-present, otherwise, the property is not set.</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
specific by
+using the value 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>
@@ -647,6 +648,11 @@
     <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>
Index: jakarta-ant/src/main/org/apache/tools/ant/taskdefs/Available.java
===================================================================
RCS file:
/home/cvspublic/jakarta-ant/src/main/org/apache/tools/ant/taskdefs/Available.java,v

retrieving revision 1.6
diff -u -r1.6 Available.java
--- jakarta-ant/src/main/org/apache/tools/ant/taskdefs/Available.java
2000/07/06 16:48:13        1.6
+++ jakarta-ant/src/main/org/apache/tools/ant/taskdefs/Available.java
2000/07/14 13:52:17
@@ -70,6 +70,7 @@
     private String classname;
     private String file;
     private String resource;
+    private String value = "true";

     public void setProperty(String property) {
         this.property = property;
@@ -93,13 +94,17 @@
     public void setResource(String resource) {
         this.resource = resource;
     }
+
+    public void setValue(String value) {
+        this.value = value;
+    }

     public void init() throws BuildException {
         if ((classname != null) && !checkClass(classname)) return;
         if ((file != null) && !checkFile(file)) return;
         if ((resource != null) && !checkResource(resource)) return;

-        this.project.setProperty(property, "true");
+        this.project.setProperty(property, value);
     }

     private boolean checkFile(String file) {

Glenn McAllister
TID - Software Developer - VisualAge for Java
IBM Toronto Lab, (416) 448-3805
"An approximate answer to the right question is better than the
right answer to the wrong question." - John W. Tukey



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