allow to specify name when using concat as a resource

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@1090317 13f79535-47bb-0310-9956-ffa450edef68

WHATSNEW

@@ -44,6 +44,9 @@ Other changes:
    documented.
    Bugzilla Report 50576.
 
+ * The concat task now permits the name of its exposed resource
+   by means of its 'resourcename' attribute.
+
 Changes from Ant 1.8.1 TO Ant 1.8.2
 ===================================
 

manual/Tasks/concat.html

@@ -190,6 +190,15 @@ Resource Collection</a>s are used to
           </td>
           <td valign="top" align="center">No</td>
         </tr>
+        <tr>
+          <td valign="top">resourcename</td>
+          <td valign="top">
+          <em>Since Ant 1.8.3</em>
+            Specifies the name reported if this task is exposed
+            as a <a href="../Types/resources.html">resource</a>.
+          </td>
+          <td valign="top" align="center">No</td>
+        </tr>
 
       </table>
 

src/main/org/apache/tools/ant/taskdefs/Concat.java

@@ -424,7 +424,8 @@ public class Concat extends Task implements ResourceCollection {
                     : new ReaderInputStream(rdr, outputEncoding);
         }
         public String getName() {
-            return "concat (" + String.valueOf(c) + ")";
+            return resourceName == null
+                    ? "concat (" + String.valueOf(c) + ")" : resourceName;
         }
     }
 
@@ -486,6 +487,8 @@ public class Concat extends Task implements ResourceCollection {
     /** whether to not create dest if no source files are
      * available */
     private boolean ignoreEmpty = true;
+    /** exposed resource name */
+    private String resourceName;
 
     private ReaderFactory resourceReaderFactory  = new ReaderFactory() {
         public Reader getReader(Object o) throws IOException {
@@ -627,6 +630,15 @@ public class Concat extends Task implements ResourceCollection {
         this.ignoreEmpty = ignoreEmpty;
     }
 
+    /**
+     * Set the name that will be reported by the exposed {@link Resource}.
+     * @param resourceName to set
+     * @since Ant 1.8.3
+     */
+    public void setResourceName(String resourceName) {
+        this.resourceName = resourceName;
+    }
+
     // Nested element creators.
 
     /**

src/tests/antunit/types/resources/concat-resource-test.xml

@@ -139,4 +139,22 @@ baz
     </au:assertTrue>
   </target>
 
+  <target name="testResourceName">
+    <au:assertTrue>
+      <resourcecount count="1">
+        <restrict>
+          <name name="snicklefritz" />
+          <resources>
+            <concat resourceName="snicklefritz">
+              whatever
+            </concat>
+            <concat>
+              whatever
+            </concat>
+          </resources>
+        </restrict>
+      </resourcecount>
+    </au:assertTrue>
+  </target>
+
 </project>