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
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011: * http://www.netbeans.org/cddl-gplv2.html
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020: * License Header, with the fields enclosed by brackets [] replaced by
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026: * The Original Software is NetBeans. The Initial Developer of the Original
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037: * However, if you add GPL Version 2 code and therefore, elected the GPL
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040: */
041:
042: package org.netbeans.modules.refactoring.java.ui;
043:
044: import java.io.IOException;
045: import java.text.MessageFormat;
046: import java.util.Arrays;
047: import java.util.Collection;
048: import java.util.ResourceBundle;
049: import javax.swing.event.ChangeListener;
050: import org.netbeans.api.java.source.CompilationInfo;
051: import org.netbeans.api.java.source.TreePathHandle;
052: import org.netbeans.modules.refactoring.api.AbstractRefactoring;
053: import org.netbeans.modules.refactoring.api.Problem;
054: import org.netbeans.modules.refactoring.api.SafeDeleteRefactoring;
055: import org.netbeans.modules.refactoring.java.RetoucheUtils;
056: import org.netbeans.modules.refactoring.spi.ui.CustomRefactoringPanel;
057: import org.netbeans.modules.refactoring.spi.ui.RefactoringUI;
058: import org.netbeans.modules.refactoring.spi.ui.RefactoringUIBypass;
059: import org.openide.filesystems.FileObject;
060: import org.openide.loaders.DataObject;
061: import org.openide.util.HelpCtx;
062: import org.openide.util.NbBundle;
063: import org.openide.util.lookup.Lookups;
064: import org.openide.util.lookup.ProxyLookup;
065:
066: /**
067: * A CustomRefactoringUI subclass that represents Safe Delete
068: * @author Bharath Ravikumar
069: */
070: public class SafeDeleteUI implements RefactoringUI, RefactoringUIBypass {
071:
072: private final Object[] elementsToDelete;
073:
074: private final SafeDeleteRefactoring refactoring;
075:
076: private SafeDeletePanel panel;
077:
078: private ResourceBundle bundle;
079:
080: private boolean regulardelete = false;
081:
082: /**
083: * Creates a new instance of SafeDeleteUI
084: * @param selectedElements An array of selected Elements that need to be
085: * safely deleted
086: */
087: public SafeDeleteUI(FileObject[] selectedElements,
088: Collection<TreePathHandle> handles, boolean regulardelete) {
089: this .elementsToDelete = selectedElements;
090: refactoring = new SafeDeleteRefactoring(new ProxyLookup(Lookups
091: .fixed(elementsToDelete), Lookups.fixed(handles
092: .toArray(new Object[handles.size()]))));
093: refactoring.getContext().add(
094: RetoucheUtils.getClasspathInfoFor(selectedElements));
095: this .regulardelete = regulardelete;
096: }
097:
098: /**
099: * Creates a new instance of SafeDeleteUI
100: * @param selectedElements An array of selected Elements that need to be
101: * safely deleted
102: */
103: public SafeDeleteUI(TreePathHandle[] selectedElements,
104: CompilationInfo info) {
105: this .elementsToDelete = selectedElements;
106: refactoring = new SafeDeleteRefactoring(Lookups
107: .fixed(elementsToDelete));
108: refactoring.getContext().add(
109: RetoucheUtils.getClasspathInfoFor(selectedElements[0]));
110: }
111:
112: /**
113: * Delegates to the fastCheckParameters of the underlying
114: * refactoring
115: * @return Returns the result of fastCheckParameters of the
116: * underlying refactoring
117: */
118: public org.netbeans.modules.refactoring.api.Problem checkParameters() {
119: refactoring.setCheckInComments(panel.isSearchInComments());
120: return refactoring.fastCheckParameters();
121: }
122:
123: public String getDescription() {
124: //TODO: Check bounds here. Might throw an OutofBoundsException otherwise.
125: // if (elementsToDelete[0] instanceof JavaClass) {
126: // return getString("DSC_SafeDelClasses", elementsToDelete);// NOI18N
127: // } else {
128: // if (elementsToDelete[0] instanceof ExecutableElement) {
129: // if (elementsToDelete.length > 1)
130: // return getString("DSC_SafeDelMethods");// NOI18N
131: // else
132: // return getString("DSC_SafeDelMethod", elementsToDelete[0]);// NOI18N
133: // }
134: //
135: // }
136: // if(elementsToDelete[0] instanceof Resource){
137: // return NbBundle.getMessage(SafeDeleteUI.class, "DSC_SafeDel",
138: // ((Resource)elementsToDelete[0]).getName()); // NOI18N
139: // }
140: return NbBundle.getMessage(SafeDeleteUI.class, "DSC_SafeDel",
141: elementsToDelete); // NOI18N
142: }
143:
144: public org.openide.util.HelpCtx getHelpCtx() {
145:
146: return new HelpCtx(SafeDeleteUI.class.getName());
147: }
148:
149: public String getName() {
150:
151: return NbBundle.getMessage(SafeDeleteUI.class, "LBL_SafeDel"); // NOI18N
152: }
153:
154: public CustomRefactoringPanel getPanel(ChangeListener parent) {
155: //TODO:Do you want to just use Arrays.asList?
156: if (panel == null)
157: panel = new SafeDeletePanel(refactoring, Arrays
158: .asList(elementsToDelete), regulardelete, parent);
159: return panel;
160: }
161:
162: public AbstractRefactoring getRefactoring() {
163:
164: return refactoring;
165: }
166:
167: public boolean hasParameters() {
168:
169: return true;
170: }
171:
172: /**
173: * Returns false, since this refactoring is not a query.
174: * @return false
175: */
176: public boolean isQuery() {
177: return false;
178: }
179:
180: public Problem setParameters() {
181: refactoring.setCheckInComments(panel.isSearchInComments());
182: return refactoring.checkParameters();
183: }
184:
185: //Helper methods------------------
186:
187: private String getString(String key) {
188: if (bundle == null) {
189: bundle = NbBundle.getBundle(SafeDeleteUI.class);
190: }
191: return bundle.getString(key);
192: }
193:
194: private String getString(String key, Object value) {
195: return new MessageFormat(getString(key))
196: .format(new Object[] { value });
197: }
198:
199: public boolean isRefactoringBypassRequired() {
200: return panel.isRegularDelete();
201: }
202:
203: public void doRefactoringBypass() throws IOException {
204: for (FileObject file : getRefactoring().getRefactoringSource()
205: .lookupAll(FileObject.class)) {
206: DataObject.find(file).delete();
207: }
208: }
209: }
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