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From "Kevin Jackson" <foamd...@gmail.com>
Subject Re: ant-1.7.0_beta2: ant.jar depends on ant-nodeps.jar due to WeakishReference
Date Thu, 05 Oct 2006 03:35:10 GMT
Inline patch as gmail seems to not like .patch attachments today:

Index: org/apache/tools/ant/util/WeakishReference.java

===================================================================

--- org/apache/tools/ant/util/WeakishReference.java	(revision 453080)

+++ org/apache/tools/ant/util/WeakishReference.java	(working copy)

@@ -18,7 +18,7 @@


 package org.apache.tools.ant.util;

-import org.apache.tools.ant.util.optional.WeakishReference12;
+import java.lang.ref.WeakReference;

 /**
  * This is a weak reference on java1.2 and up, that is all
@@ -27,8 +27,10 @@

  * @deprecated since 1.7.
  *             Just use {@link java.lang.ref.WeakReference} directly.
  */
-public abstract class WeakishReference  {
+public class WeakishReference  {

+    private WeakReference weakref;
+
     /**
      * create the appropriate type of reference for the java version
      * @param object the object that the reference will refer to.
@@ -35,17 +37,23 @@

      * @return reference to the Object.
      */
     public static WeakishReference createReference(Object object) {
-            return new WeakishReference12(object);
+        return new WeakishReference(object);
     }

+    public WeakishReference(Object reference) {
+        this.weakref = new WeakReference(reference);
+    }
+
+    public WeakishReference() {/* default */}
+
     /**
-     * Returns this reference object's referent.  If this reference object has
-     * been cleared, then this method returns <code>null</code>.
+     * Returns this reference object's referent.
      *
-     * @return The object to which this reference refers, or
-     *         <code>null</code> if this reference object has been cleared.
+     * @return referent.
      */
-    public abstract Object get();
+    public Object get() {
+        return weakref.get();
+    }

     /**
      * A hard reference for Java 1.1.
@@ -53,7 +61,6 @@

      *             Hopefully nobody is using this.
      */
     public static class HardReference extends WeakishReference {
-        private Object object;

         /**
          * constructor.
@@ -60,7 +67,7 @@

          * @param object the object that the reference will refer to.
          */
         public HardReference(Object object) {
-            this.object = object;
+            super(object);
         }

         /**
@@ -68,8 +75,7 @@

          * @return the object to which this reference refers.
          */
         public Object get() {
-            return object;
+            return super.get();
         }
     }
-
-}
+}

\ No newline at end of file

Index: org/apache/tools/ant/util/optional/WeakishReference12.java

===================================================================

--- org/apache/tools/ant/util/optional/WeakishReference12.java	(revision 453080)

+++ org/apache/tools/ant/util/optional/WeakishReference12.java	(working copy)

@@ -20,8 +20,6 @@


 import org.apache.tools.ant.util.WeakishReference;

-import java.lang.ref.WeakReference;
-
 /**
  * This is a reference that really is is Weak, as it uses the
  * appropriate java.lang.ref class.
@@ -30,25 +28,4 @@

  */
 public class WeakishReference12 extends WeakishReference  {

-    private WeakReference weakref;
-
-    /**
-     * create a new soft reference, which is bound to a
-     * Weak reference inside
-     * @param reference
-     * @see java.lang.ref.WeakReference
-     */
-    public WeakishReference12(Object reference) {
-        this.weakref = new WeakReference(reference);
-    }
-
-    /**
-     * Returns this reference object's referent.
-     *
-     * @return referent.
-     */
-    public Object get() {
-        return weakref.get();
-    }
-
-}
+}

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