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Imported GNU Classpath 0.90

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Imported GNU Classpath 0.90
       * scripts/makemake.tcl: Set gnu/java/awt/peer/swing to ignore.
       * gnu/classpath/jdwp/VMFrame.java (SIZE): New constant.
       * java/lang/VMCompiler.java: Use gnu.java.security.hash.MD5.
       * java/lang/Math.java: New override file.
       * java/lang/Character.java: Merged from Classpath.
       (start, end): Now 'int's.
       (canonicalName): New field.
       (CANONICAL_NAME, NO_SPACES_NAME, CONSTANT_NAME): New constants.
       (UnicodeBlock): Added argument.
       (of): New overload.
       (forName): New method.
       Updated unicode blocks.
       (sets): Updated.
       * sources.am: Regenerated.
       * Makefile.in: Likewise.

From-SVN: r111942
This commit is contained in:
Mark Wielaard 2006-03-10 21:46:48 +00:00
parent 27079765d0
commit 8aa540d2f7
1367 changed files with 188789 additions and 22762 deletions
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25
libjava/classpath/java/beans/PropertyChangeSupport.java
View file

@ -1,5 +1,6 @@
/* PropertyChangeSupport.java -- support to manage property change listeners
Copyright (C) 1998, 1999, 2000, 2002, 2005 Free Software Foundation, Inc.
Copyright (C) 1998, 1999, 2000, 2002, 2005, 2006
Free Software Foundation, Inc.
This file is part of GNU Classpath.
@ -120,14 +121,17 @@ public class PropertyChangeSupport implements Serializable
* property change events will be sent to this listener. The listener add
* is not unique: that is, <em>n</em> adds with the same listener will
* result in <em>n</em> events being sent to that listener for every
* property change. Adding a null listener may cause a NullPointerException
* down the road. This method will unwrap a PropertyChangeListenerProxy,
* property change. Adding a null listener is silently ignored.
* This method will unwrap a PropertyChangeListenerProxy,
* registering the underlying delegate to the named property list.
*
* @param l the listener to add
*/
public synchronized void addPropertyChangeListener(PropertyChangeListener l)
{
if (l == null)
return;
if (l instanceof PropertyChangeListenerProxy)
{
PropertyChangeListenerProxy p = (PropertyChangeListenerProxy) l;
@ -216,8 +220,8 @@ public class PropertyChangeSupport implements Serializable
* cumulative, too; if you are registered to listen to receive events on
* all property changes, and then you register on a particular property,
* you will receive change events for that property twice. Adding a null
* listener may cause a NullPointerException down the road. This method
* will unwrap a PropertyChangeListenerProxy, registering the underlying
* listener is silently ignored. This method will unwrap a
* PropertyChangeListenerProxy, registering the underlying
* delegate to the named property list if the names match, and discarding
* it otherwise.
*
@ -228,6 +232,9 @@ public class PropertyChangeSupport implements Serializable
public synchronized void addPropertyChangeListener(String propertyName,
PropertyChangeListener l)
{
if (l == null)
return;
while (l instanceof PropertyChangeListenerProxy)
{
PropertyChangeListenerProxy p = (PropertyChangeListenerProxy) l;
@ -290,17 +297,16 @@ public class PropertyChangeSupport implements Serializable
/**
* Returns an array of all property change listeners registered under the
* given property name. If there are no registered listeners, this returns
* an empty array.
* given property name. If there are no registered listeners, or
* propertyName is null, this returns an empty array.
*
* @return the array of registered listeners
* @throws NullPointerException if propertyName is null
* @since 1.4
*/
public synchronized PropertyChangeListener[]
getPropertyChangeListeners(String propertyName)
{
if (children == null)
if (children == null || propertyName == null)
return new PropertyChangeListener[0];
PropertyChangeSupport s
= (PropertyChangeSupport) children.get(propertyName);
@ -455,7 +461,6 @@ public class PropertyChangeSupport implements Serializable
*
* @param propertyName the property that may be listened on
* @return whether the property is being listened on
* @throws NullPointerException if propertyName is null
*/
public synchronized boolean hasListeners(String propertyName)
{