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The source code/* * 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 NetBeans. The Initial Developer of the Original * Code is Sun Microsystems, Inc. Portions Copyright 1997-2002 Sun * Microsystems, Inc. All Rights Reserved. */ package org.netbeans.modules.xml.editor; import java.io.*; import org.openide.windows.*; import org.openide.explorer.ExplorerPanel; import org.openide.text.*; import org.openide.loaders.DataObject; import org.openide.loaders.DataObjectNotFoundException; import org.openide.cookies.OpenCookie; import org.openide.util.io.SafeException; import org.openide.filesystems.FileStateInvalidException; import org.netbeans.modules.xml.core.XMLDataObjectLook; import org.netbeans.modules.xml.tree.editor.TreeEditorSupport; import org.netbeans.modules.xml.tree.editor.TreeEditorComponent; /** * @deprecated Backward compatibility class for tree editor component. * * @author Petr Kuzel * @author Libor Kramolis * @version 0.2 */ public final class XMLTopComponent extends ExplorerPanel implements Externalizable { /** Serial Version UID */ private static final long serialVersionUID = -643830068955628059L; /** */ private TreeEditorSupport support = null; /** */ public XMLTopComponent () { // externalization requires it } /** */ private Object readResolve () throws ObjectStreamException { if ( support != null ) { return new TreeEditorComponent (support); } else { return null; } } public void readExternal (ObjectInput in) throws IOException, ClassNotFoundException { try { super.readExternal (in); // see immediatelly that backward compatibility reading failed. setName ("FFJ 2.0 TreeEditorComponent"); // NOI18N Object obj = in.readObject(); if ( ( obj instanceof XMLDataObjectLook ) && ( obj instanceof DataObject ) ) { XMLDataObjectLook doi = (XMLDataObjectLook) obj; if ( ((DataObject) doi).isValid() ) { support = (TreeEditorSupport) doi.getCookie (OpenCookie.class); } } } catch (IOException ioExc) { Exception exc; if ( ioExc instanceof SafeException ) { exc = ((SafeException) ioExc).getException(); } else { exc = ioExc; } if ( ( exc instanceof DataObjectNotFoundException ) || ( exc instanceof FileStateInvalidException ) ) { //!!! expected } else { throw ioExc; } } } /** */ public void writeExternal (ObjectOutput objectOutput) throws IOException { throw new IOException ("This placeholder can not be written down."); // NOI18N } } |
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