/* * Sun Public License Notice * * The contents of this file are subject to the Sun Public License * Version 1.0 (the "License"). You may not use this file except in * compliance with the License. A copy of the License is available at * http://www.sun.com/ * * The Original Code is Forte for Java, Community Edition. The Initial * Developer of the Original Code is Sun Microsystems, Inc. Portions * Copyright 1997-2000 Sun Microsystems, Inc. All Rights Reserved. */ package org.netbeans.modules.form.compat2; import org.netbeans.modules.form.util2.NbVersion; import org.netbeans.modules.form.util2.NbVersionNotCompatibleException; import org.netbeans.modules.form.FormDataObject; /** The DesignForm is an abstract superclass of all different * Form types supported by the FormEditor. * * @author Ian Formanek */ public abstract class DesignForm extends Object implements java.io.Externalizable { /** A JDK 1.1 serial version UID */ static final long serialVersionUID = 6521541306176410181L; // fixed number to provide backward compatibility /** Netbeans class version */ public static final NbVersion nbClassVersion = new NbVersion (1, 0); // -------------------------------------------------------------------------------------- // private area /** The manager that manages a design-time behaviour of this form */ public FormManager formManager; // ----------------------------------------------------------------------------- // FINALIZE DEBUG METHOD public void finalize () throws Throwable { super.finalize (); if (System.getProperty ("netbeans.debug.form.finalize") != null) { System.out.println("finalized: "+this.getClass ().getName ()+", instance: "+this); // NOI18N } } // -------------------------------------------------------------------------------------- // Serialization /** Fields to restore before calling this method: * * formManager [FormManager] * */ public void writeExternal (java.io.ObjectOutput oo) throws java.io.IOException { // store the version oo.writeObject (nbClassVersion); oo.writeObject (formManager); } /** Reads this object from the specified stream */ public void readExternal (java.io.ObjectInput oi) throws java.io.IOException, ClassNotFoundException { org.netbeans.modules.form.FormUtils.DEBUG(">> Design Form: readExternal: START"); // NOI18N org.netbeans.modules.form.FormUtils.DEBUG("?? Design Form: readExternal: expecting NbVersion"); // NOI18N // check the version NbVersion classVersion = (NbVersion) oi.readObject (); if (!nbClassVersion.isCompatible (classVersion)) throw new NbVersionNotCompatibleException (classVersion, nbClassVersion); org.netbeans.modules.form.FormUtils.DEBUG("** Design Form: readExternal: loaded: "+classVersion); // NOI18N org.netbeans.modules.form.FormUtils.DEBUG("?? Design Form: readExternal: expecting FormManager"); // NOI18N formManager = (FormManager) oi.readObject (); org.netbeans.modules.form.FormUtils.DEBUG("** Design Form: readExternal: loaded: "+formManager); // NOI18N org.netbeans.modules.form.FormUtils.DEBUG("<< Design Form: readExternal: END"); // NOI18N } } /* * Log * 10 Gandalf 1.9 1/12/00 Ian Formanek NOI18N * 9 Gandalf 1.8 10/23/99 Ian Formanek NO SEMANTIC CHANGE - Sun * Microsystems Copyright in File Comment * 8 Gandalf 1.7 5/15/99 Ian Formanek * 7 Gandalf 1.6 5/12/99 Ian Formanek * 6 Gandalf 1.5 5/10/99 Ian Formanek package change plus * other minor changes * 5 Gandalf 1.4 5/4/99 Ian Formanek package change * (formeditor -> ..) * 4 Gandalf 1.3 4/29/99 Ian Formanek * 3 Gandalf 1.2 3/29/99 Ian Formanek Uses FormUtils.DEBUG to * print messages * 2 Gandalf 1.1 3/28/99 Ian Formanek * 1 Gandalf 1.0 3/28/99 Ian Formanek * $ */