1 /*******************************************************************************
2 * Copyright (c) 2000, 2003 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Common Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/cpl-v10.html
9 * IBM Corporation - initial API and implementation
10 *******************************************************************************/
11 package net.sourceforge.phpdt.internal.core;
13 import java.util.ArrayList;
15 import net.sourceforge.phpdt.core.Flags;
16 import net.sourceforge.phpdt.core.IJavaElement;
17 import net.sourceforge.phpdt.core.IMember;
18 import net.sourceforge.phpdt.core.IMethod;
19 import net.sourceforge.phpdt.core.ISourceRange;
20 import net.sourceforge.phpdt.core.IType;
21 import net.sourceforge.phpdt.core.JavaModelException;
22 import net.sourceforge.phpdt.core.Signature;
23 import net.sourceforge.phpdt.core.jdom.IDOMNode;
30 /* package */ abstract class Member extends SourceRefElement implements IMember {
31 protected Member(JavaElement parent, String name) {
34 protected boolean areSimilarMethods(
35 String name1, String[] params1,
36 String name2, String[] params2,
37 String[] simpleNames1) {
39 if (name1.equals(name2)) {
40 int params1Length = params1.length;
41 if (params1Length == params2.length) {
42 for (int i = 0; i < params1Length; i++) {
44 simpleNames1 == null ?
45 Signature.getSimpleName(Signature.toString(params1[i])) :
47 String simpleName2 = Signature.getSimpleName(Signature.toString(params2[i]));
48 if (!simpleName1.equals(simpleName2)) {
58 * Converts a field constant from the compiler's representation
59 * to the Java Model constant representation (Number or String).
61 //protected static Object convertConstant(Constant constant) {
62 // if (constant == null)
64 // if (constant == Constant.NotAConstant) {
67 // switch (constant.typeID()) {
68 // case TypeIds.T_boolean :
69 // return constant.booleanValue() ? Boolean.TRUE : Boolean.FALSE;
70 // case TypeIds.T_byte :
71 // return new Byte(constant.byteValue());
72 // case TypeIds.T_char :
73 // return new Character(constant.charValue());
74 // case TypeIds.T_double :
75 // return new Double(constant.doubleValue());
76 // case TypeIds.T_float :
77 // return new Float(constant.floatValue());
78 // case TypeIds.T_int :
79 // return new Integer(constant.intValue());
80 // case TypeIds.T_long :
81 // return new Long(constant.longValue());
82 // case TypeIds.T_short :
83 // return new Short(constant.shortValue());
84 // case TypeIds.T_String :
85 // return constant.stringValue();
91 * @see JavaElement#equalsDOMNode
93 protected boolean equalsDOMNode(IDOMNode node) throws JavaModelException {
94 return getElementName().equals(node.getName());
97 * Helper method for SourceType.findMethods and BinaryType.findMethods
99 protected IMethod[] findMethods(IMethod method, IMethod[] methods) {
100 String elementName = method.getElementName();
101 String[] parameters = method.getParameterTypes();
102 int paramLength = parameters.length;
103 String[] simpleNames = new String[paramLength];
104 for (int i = 0; i < paramLength; i++) {
105 simpleNames[i] = Signature.getSimpleName(Signature.toString(parameters[i]));
107 ArrayList list = new ArrayList();
108 next: for (int i = 0, length = methods.length; i < length; i++) {
109 IMethod existingMethod = methods[i];
110 if (this.areSimilarMethods(
113 existingMethod.getElementName(),
114 existingMethod.getParameterTypes(),
116 list.add(existingMethod);
119 int size = list.size();
123 IMethod[] result = new IMethod[size];
124 list.toArray(result);
131 //public IClassFile getClassFile() {
132 // return ((JavaElement)getParent()).getClassFile();
137 public IType getDeclaringType() {
138 JavaElement parentElement = (JavaElement)getParent();
139 if (parentElement.getElementType() == TYPE) {
140 return (IType) parentElement;
147 public int getFlags() throws JavaModelException {
148 MemberElementInfo info = (MemberElementInfo) getElementInfo();
149 return info.getModifiers();
152 * @see JavaElement#getHandleMemento()
154 protected char getHandleMementoDelimiter() {
155 return JavaElement.JEM_TYPE;
160 public ISourceRange getNameRange() throws JavaModelException {
161 MemberElementInfo info= (MemberElementInfo)getElementInfo();
162 return new SourceRange(info.getNameSourceStart(), info.getNameSourceEnd() - info.getNameSourceStart() + 1);
167 public boolean isBinary() {
170 protected boolean isMainMethod(IMethod method) throws JavaModelException {
171 if ("main".equals(method.getElementName()) && Signature.SIG_VOID.equals(method.getReturnType())) { //$NON-NLS-1$
172 int flags= method.getFlags();
173 if (Flags.isStatic(flags) && Flags.isPublic(flags)) {
174 String[] paramTypes= method.getParameterTypes();
175 if (paramTypes.length == 1) {
176 String name= Signature.toString(paramTypes[0]);
177 return "String[]".equals(Signature.getSimpleName(name)); //$NON-NLS-1$
186 public boolean isReadOnly() {
187 return false; //getClassFile() != null;
191 public String readableName() {
193 IJavaElement declaringType = getDeclaringType();
194 if (declaringType != null) {
195 String declaringName = ((JavaElement) getDeclaringType()).readableName();
196 StringBuffer buffer = new StringBuffer(declaringName);
198 buffer.append(this.getElementName());
199 return buffer.toString();
201 return super.readableName();
205 * Updates the name range for this element.
207 protected void updateNameRange(int nameStart, int nameEnd) {
209 MemberElementInfo info = (MemberElementInfo) getElementInfo();
210 info.setNameSourceStart(nameStart);
211 info.setNameSourceEnd(nameEnd);
212 } catch (JavaModelException npe) {