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Investors are taking notice of CDPN, with hot news, volume rising, and price on a steady climb. This is is on the hot list. Get on CDPN first thing Tuesday! 0 These tips were developed using Java 2 Platform, Standard Edition Development Kit 5. It defines a way for classes to be loosely coupled and for one class (or many) to be notified when another is updated. Here's what the full example looks like: import java. When the state of the Subject changes, it notifies the Observer objects. You can register a PropertyChangeListener object with the bean through the addPropertyChangeListener() method. The answer is that the initial modality is modeless. This is exemplified by the PopupFactory class in the way it creates Popup objects. Again, the present object is not used itself. The classes still could be used to implement the Observable pattern, but the second model, the JavaBeans component model, is typically used. Each mailing contains tips, techniques, and sample code on various topics of interest to developers using Java 2 Platform, Standard Edition (J2SE). The Singleton Pattern, and the Observer Pattern Tech Tips You are receiving this e-mail because you elected to receive e-mail from Sun Microsystems, Inc. add(valueLabel); topPanel. These methods do the bulk of the work in the class. Note that some information might not be accessible for security reasons. The JButton doesn't care what class the attached Observer (listener) is. No longer are you limited in scope to one level of modality: on or off. The constructor itself is protected. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
