Copy across a debugging task from the frantic proposal

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@271935 13f79535-47bb-0310-9956-ffa450edef68

proposal/myrmidon/src/java/org/apache/antlib/core/PropertyDump.java

@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) The Apache Software Foundation. All rights reserved.
+ *
+ * This software is published under the terms of the Apache Software License
+ * version 1.1, a copy of which has been included with this distribution in
+ * the LICENSE.txt file.
+ */
+package org.apache.antlib.core;
+
+import java.util.Iterator;
+import java.util.Map;
+import org.apache.myrmidon.api.AbstractTask;
+
+/**
+ * This is a simple task used to dump out all the proeprtys in the
+ * runtime. Useful for debugging behaviour in ant build directives.
+ * Could possibly be moved to a new antlib.
+ *
+ * @author <a href="mailto:peter@apache.org">Peter Donald</a>
+ * @author <a href="mailto:jimcook@visualxs.com">Jim Cook</a>
+ * @version $Revision$ $Date$
+ * @ant:task name="property-dump"
+ */
+public class PropertyDump
+    extends AbstractTask
+{
+    /**
+     * Printout all the properties in ant runtime.
+     */
+    public void execute()
+    {
+        final Map properties = getContext().getProperties();
+        final Iterator iterator = properties.keySet().iterator();
+        while( iterator.hasNext() )
+        {
+            final String key = (String)iterator.next();
+            final Object value = properties.get( key );
+            getContext().warn( key + "=" + value );
+        }
+    }
+}