001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041: package org.netbeans.modules.sql.framework.ui.undo;
042:
043: import javax.swing.undo.AbstractUndoableEdit;
044: import javax.swing.undo.CannotRedoException;
045: import javax.swing.undo.CannotUndoException;
046:
047: import org.netbeans.modules.sql.framework.model.SQLCanvasObject;
048: import org.netbeans.modules.sql.framework.model.SQLConnectableObject;
049: import org.netbeans.modules.sql.framework.ui.model.SQLUIModel;
050:
051: import com.sun.sql.framework.exception.BaseException;
052:
053: /**
054: * @author Ritesh Adval
055: */
056: public class RemoveLink extends AbstractUndoableEdit {
057:
058: private SQLUIModel model;
059: private String srcParam;
060: private String destParam;
061: private SQLCanvasObject srcObject;
062: private SQLConnectableObject destObject;
063:
064: /** Creates a new instance of AddLink */
065: public RemoveLink(SQLUIModel model, SQLCanvasObject srcObject,
066: String srcParam, SQLConnectableObject destObject,
067: String destParam) {
068:
069: this .model = model;
070: this .srcParam = srcParam;
071: this .destParam = destParam;
072: this .srcObject = srcObject;
073: this .destObject = destObject;
074: }
075:
076: public void undo() throws CannotUndoException {
077: try {
078: model.createLinkIgnoreUndo(srcObject, srcParam, destObject,
079: destParam);
080: } catch (BaseException ex) {
081: ex.printStackTrace();
082: }
083: }
084:
085: public void redo() throws CannotRedoException {
086: try {
087: model.removeLinkIgnoreUndo(srcObject, srcParam, destObject,
088: destParam);
089: } catch (BaseException ex) {
090: ex.printStackTrace();
091: }
092: }
093:
094: public boolean canUndo() {
095: return true;
096: }
097:
098: public boolean canRedo() {
099: return true;
100: }
101:
102: public String getPresentationName() {
103: return "RemoveLink";
104: }
105: }
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