Java Doc for PreferenceChangeEvent.java in  » Apache-Harmony-Java-SE » java-package » java » util » prefs » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Apache Harmony Java SE » java package » java.util.prefs   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    java.util.EventObject       java.util.prefs.PreferenceChangeEvent PreferenceChangeEvent public class PreferenceChangeEvent extends EventObject implements Serializable(Code) This is the event class to indicate some preferences has been added, deleted or updated. Please note that this class cannot be serialized actually, so relevant serialization methods only throw NotSerializableException. See Also:   java.util.prefs.Preferences See Also:   java.util.prefs.PreferenceChangeListener since:    1.4 Constructor Summary public   PreferenceChangeEvent(Preferences p, String k, String v)      Construct a new PreferenceChangeEvent instance. Method Summary public  String getKey()      Get the changed preference's key. public  String getNewValue()      Get the new value of the changed preference, or null if this preference is removed. public  Preferences getNode()      Get the Preferences instance that this event happened. Constructor Detail PreferenceChangeEvent public PreferenceChangeEvent(Preferences p, String k, String v)(Code) Construct a new PreferenceChangeEvent instance. Parameters:   p - the Preferences instance that this event happened, this object is considered as event's source. Parameters:   k - the changed preference's key Parameters:   v - the new value of the changed preference, this value can be null, which means the preference is removed. Method Detail getKey public String getKey()(Code) Get the changed preference's key. the changed preference's key getNewValue public String getNewValue()(Code) Get the new value of the changed preference, or null if this preference is removed. the new value of the changed preference, or null if this preference is removed. getNode public Preferences getNode()(Code) Get the Preferences instance that this event happened. the Preferences instance that this event happened. Fields inherited from java.util.EventObject protected transient Object source(Code)(Java Doc) Methods inherited from java.util.EventObject public Object getSource()(Code)(Java Doc) public String toString()(Code)(Java Doc) Methods inherited from java.lang.Object protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object object)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final public Class<? extends Object> getClass()(Code)(Java Doc) public int hashCode()(Code)(Java Doc) final public void notify()(Code)(Java Doc) final public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final public void wait(long millis, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait(long millis) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)