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:
042: package org.netbeans.modules.debugger.jpda.models;
043:
044: import com.sun.jdi.ClassNotLoadedException;
045: import com.sun.jdi.ClassType;
046: import com.sun.jdi.Field;
047: import com.sun.jdi.InvalidTypeException;
048: import com.sun.jdi.ObjectReference;
049: import com.sun.jdi.ReferenceType;
050: import com.sun.jdi.PrimitiveValue;
051: import com.sun.jdi.Value;
052:
053: import org.netbeans.api.debugger.jpda.InvalidExpressionException;
054: import org.netbeans.api.debugger.jpda.JPDAClassType;
055: import org.netbeans.modules.debugger.jpda.JPDADebuggerImpl;
056:
057: /**
058: * @author Jan Jancura
059: */
060: class FieldVariable extends AbstractVariable implements
061: org.netbeans.api.debugger.jpda.Field {
062:
063: protected Field field;
064: private ObjectReference objectReference;
065:
066: FieldVariable(JPDADebuggerImpl debugger, PrimitiveValue value,
067: // String className,
068: Field field, String parentID,
069: ObjectReference objectReference) {
070: super (debugger, value, parentID + '.' + field.name());
071: this .field = field;
072: //this.className = className;
073: this .objectReference = objectReference;
074: }
075:
076: // LocalVariable impl.......................................................
077:
078: /**
079: * Returns string representation of type of this variable.
080: *
081: * @return string representation of type of this variable.
082: */
083: public String getName() {
084: return field.name();
085: }
086:
087: /**
088: * Returns name of enclosing class.
089: *
090: * @return name of enclosing class
091: */
092: public String getClassName() {
093: return field.declaringType().name(); //className;
094: }
095:
096: public JPDAClassType getDeclaringClass() {
097: return new JPDAClassTypeImpl(getDebugger(),
098: (ReferenceType) objectReference.type());
099: }
100:
101: /**
102: * Returns string representation of type of this variable.
103: *
104: * @return string representation of type of this variable.
105: */
106: public String getDeclaredType() {
107: return field.typeName();
108: }
109:
110: /**
111: * Returns <code>true</code> for static fields.
112: *
113: * @return <code>true</code> for static fields
114: */
115: public boolean isStatic() {
116: return field.isStatic();
117: }
118:
119: protected void setValue(Value value)
120: throws InvalidExpressionException {
121: try {
122: boolean set = false;
123: if (objectReference != null) {
124: objectReference.setValue(field, value);
125: set = true;
126: } else {
127: ReferenceType rt = field.declaringType();
128: if (rt instanceof ClassType) {
129: ClassType ct = (ClassType) rt;
130: ct.setValue(field, value);
131: set = true;
132: }
133: }
134: if (!set) {
135: throw new InvalidExpressionException(field.toString());
136: }
137: } catch (InvalidTypeException ex) {
138: throw new InvalidExpressionException(ex);
139: } catch (ClassNotLoadedException ex) {
140: throw new InvalidExpressionException(ex);
141: }
142: }
143:
144: public FieldVariable clone() {
145: FieldVariable clon;
146: clon = new FieldVariable(
147: getDebugger(),
148: (PrimitiveValue) getJDIValue(),
149: field,
150: getID()
151: .substring(
152: 0,
153: getID().length()
154: - ("." + field.name() + (getJDIValue() instanceof ObjectReference ? "^"
155: : "")).length()),
156: objectReference);
157: return clon;
158: }
159:
160: // other methods ...........................................................
161:
162: public String toString() {
163: return "FieldVariable " + field.name();
164: }
165: }
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