Index: D:/user/jimmy/WorkSpace_Ongoing/Harmony Archive/src/main/java/java/beans/PropertyChangeListener.java
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--- D:/user/jimmy/WorkSpace_Ongoing/Harmony Archive/src/main/java/java/beans/PropertyChangeListener.java (revision 0)
+++ D:/user/jimmy/WorkSpace_Ongoing/Harmony Archive/src/main/java/java/beans/PropertyChangeListener.java (revision 0)
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+/* Copyright 2004 The Apache Software Foundation or its licensors, as applicable
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+package java.beans;
+
+import java.util.EventListener;
+
+/**
+ * The PropertyChangeListener listen for receiving
+ * PropertyChangeEvent. If a bean registers a
+ * PropertyChangeListener, when a "bound" property of the bean
+ * is changed, the listener method propertyChange will be called.
+ *
+ */
+public interface PropertyChangeListener extends EventListener {
+
+ /**
+ * Invoked when a "bound" property is changed.
+ *
+ * @param event
+ * the fired event describing the property change.
+ */
+ public void propertyChange(PropertyChangeEvent event);
+}
+
+
Index: D:/user/jimmy/WorkSpace_Ongoing/Harmony Archive/src/main/java/java/beans/PropertyChangeEvent.java
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--- D:/user/jimmy/WorkSpace_Ongoing/Harmony Archive/src/main/java/java/beans/PropertyChangeEvent.java (revision 0)
+++ D:/user/jimmy/WorkSpace_Ongoing/Harmony Archive/src/main/java/java/beans/PropertyChangeEvent.java (revision 0)
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+/* Copyright 2004 The Apache Software Foundation or its licensors, as applicable
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+package java.beans;
+
+import java.io.Serializable;
+import java.util.EventObject;
+
+/**
+ * A PropertyChangeEvent can be issued when the value of a bean
+ * property is changed. The old and new values of the property can be set in the
+ * event, both of which can be null to indicate that the values
+ * are unknown.
+ *
+ * The property name can also be null, indicating any changes to
+ * the bean's one or more properties. The old and new values should be
+ * null if the propertye name is null.
+ *
propagationId should be propagated from incoming
+ * events to outgoing events.
+ *
+ * @serial
+ */
+ private Object propagationId;
+
+ /**
+ * Constructs a PropertyChangeEvent object.
+ *
+ * @param source
+ * the bean issuing the event
+ * @param propertyName
+ * the name of changeed property
+ * @param oldValue
+ * the old value of the property
+ * @param newValue
+ * the new value of the property
+ * @throws IllegalArgumentException
+ * If source is null.
+ */
+ public PropertyChangeEvent(Object source, String propertyName,
+ Object oldValue, Object newValue) {
+ super(source);
+ this.propertyName = propertyName;
+ this.newValue = newValue;
+ this.oldValue = oldValue;
+ }
+
+ /**
+ * Gets the new value of the property.
+ */
+ public Object getNewValue() {
+ return newValue;
+ }
+
+ /**
+ * Gets the old value of the property.
+ *
+ * @return the old value of the property
+ */
+ public Object getOldValue() {
+ return oldValue;
+ }
+
+ /**
+ * Gets the propagated ID.
+ *
+ * @return the propagated ID
+ */
+ public Object getPropagationId() {
+ return propagationId;
+ }
+
+ /**
+ * Gets the name of the property.
+ *
+ * @return the name of the property
+ */
+ public String getPropertyName() {
+ return propertyName;
+ }
+
+ /**
+ * Sets the propagated ID.
+ *
+ * @param propagationId
+ * the ID to be propagated
+ */
+ public void setPropagationId(Object propagationId) {
+ this.propagationId = propagationId;
+ }
+}
+
+