[PATCH] FAQ how-do-I addition

[Jeff Langr]

I hope I got the patchfile and faq xml format down correctly.

-Jeff-
-----

Index: faq.xml
===================================================================
RCS file: /home/cvspublic/ant/xdocs/faq.xml,v
retrieving revision 1.46
diff -u -r1.46 faq.xml
--- faq.xml 8 Jan 2004 17:01:27 -0000 1.46
+++ faq.xml 29 Jan 2004 19:05:19 -0000
@@ -361,7 +361,7 @@

       </answer>
     </faq>
-
+
     <faq id="batch-shell-execute">
       <question>How do I execute a batch file or shell script from
Ant?</question>
       <answer>
@@ -504,6 +504,24 @@
         <a href="manual/OptionalTasks/script.html">
         <code>&lt;script&gt;</code> task documentation</a> for more
         details.</p>
+      </answer>
+    </faq>
+
+    <faq id="require-property-to-be-set">
+      <question>How do I require a property to be set?</question>
+      <answer>
+        <p>Use the <code>fail</code> task with the <code>unless</code>
attribute.
+        The failure message may be specified in one of two ways.</p>
+
+        <source><![CDATA[
+<target name="checkProperties">
+   <fail unless="server">server property must be set</fail>
+   <fail unless="jarBase" message="jarBase property must be set" />
+</target>
+]]></source>
+
+         <p>You can then depend on this task as part of initialization.</p>
+
       </answer>
     </faq>



Index: faq.xml
===================================================================
RCS file: /home/cvspublic/ant/xdocs/faq.xml,v
retrieving revision 1.46
diff -u -r1.46 faq.xml
--- faq.xml     8 Jan 2004 17:01:27 -0000       1.46
+++ faq.xml     29 Jan 2004 19:05:19 -0000
@@ -361,7 +361,7 @@
 
       </answer>
     </faq>
-
+    
     <faq id="batch-shell-execute">
       <question>How do I execute a batch file or shell script from 
Ant?</question>
       <answer>
@@ -504,6 +504,24 @@
         <a href="manual/OptionalTasks/script.html">
         <code>&lt;script&gt;</code> task documentation</a> for more
         details.</p>
+      </answer>
+    </faq>
+
+    <faq id="require-property-to-be-set">
+      <question>How do I require a property to be set?</question>
+      <answer>
+        <p>Use the <code>fail</code> task with the <code>unless</code> 
attribute. 
+        The failure message may be specified in one of two ways.</p>
+        
+        <source><![CDATA[
+<target name="checkProperties">
+   <fail unless="server">server property must be set</fail>
+   <fail unless="jarBase" message="jarBase property must be set" />
+</target>
+]]></source>
+
+         <p>You can then depend on this task as part of initialization.</p>
+
       </answer>
     </faq>
 


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