1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
|
/*******************************************************************************
* Copyright (c) 2000, 2009 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.internal.core.jdom;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.jdom.*;
import org.eclipse.jdt.internal.core.util.Messages;
import org.eclipse.jdt.internal.core.util.CharArrayBuffer;
import org.eclipse.jdt.internal.core.util.Util;
/**
* DOMInitializer provides an implementation of IDOMInitializer.
*
* @see IDOMInitializer
* @see DOMNode
* @deprecated The JDOM was made obsolete by the addition in 2.0 of the more
* powerful, fine-grained DOM/AST API found in the
* org.eclipse.jdt.core.dom package.
*/
class DOMInitializer extends DOMMember implements IDOMInitializer {
/**
* The contents of the initializer's body when the
* body has been altered from the contents in the
* document, otherwise <code>null</code>.
*/
protected String fBody;
/**
* The original inclusive source range of the
* body in the document.
*/
protected int[] fBodyRange;
/**
* Constructs an empty initializer node.
*/
DOMInitializer() {
// Constructs an empty initializer node
}
/**
* Creates a new detailed INITIALIZER document fragment on the given range of the document.
*
* @param document - the document containing this node's original contents
* @param sourceRange - a two element array of integers describing the
* entire inclusive source range of this node within its document.
* Contents start on and include the character at the first position.
* Contents end on and include the character at the last position.
* An array of -1's indicates this node's contents do not exist
* in the document.
* @param commentRange - a two element array describing the comments that precede
* the member declaration. The first matches the start of this node's
* sourceRange, and the second is the new-line or first non-whitespace
* character following the last comment. If no comments are present,
* this array contains two -1's.
* @param flags - an integer representing the modifiers for this member. The
* integer can be analyzed with org.eclipse.jdt.core.Flags
* @param modifierRange - a two element array describing the location of
* modifiers for this member within its source range. The first integer
* is the first character of the first modifier for this member, and
* the second integer is the last whitespace character preceeding the
* next part of this member declaration. If there are no modifiers present
* in this node's source code (that is, package default visibility), this array
* contains two -1's.
* @param bodyStartPosition - the position of the open brace of the body
* of this initialzer.
*/
DOMInitializer(char[] document, int[] sourceRange, int[] commentRange, int flags, int[] modifierRange, int bodyStartPosition) {
super(document, sourceRange, null, new int[]{-1, -1}, commentRange, flags, modifierRange);
this.fBodyRange= new int[2];
this.fBodyRange[0]= bodyStartPosition;
this.fBodyRange[1]= sourceRange[1];
setHasBody(true);
setMask(MASK_DETAILED_SOURCE_INDEXES, true);
}
/**
* Creates a new simple INITIALIZER document fragment on the given range of the document.
*
* @param document - the document containing this node's original contents
* @param sourceRange - a two element array of integers describing the
* entire inclusive source range of this node within its document.
* Contents start on and include the character at the first position.
* Contents end on and include the character at the last position.
* An array of -1's indicates this node's contents do not exist
* in the document.
* @param flags - an integer representing the modifiers for this member. The
* integer can be analyzed with org.eclipse.jdt.core.Flags
*/
DOMInitializer(char[] document, int[] sourceRange, int flags) {
this(document, sourceRange, new int[] {-1, -1}, flags, new int[] {-1, -1}, -1);
setMask(MASK_DETAILED_SOURCE_INDEXES, false);
}
/**
* @see DOMMember#appendMemberBodyContents(CharArrayBuffer)
*/
@Override
protected void appendMemberBodyContents(CharArrayBuffer buffer) {
if (hasBody()) {
buffer
.append(getBody())
.append(this.fDocument, this.fBodyRange[1] + 1, this.fSourceRange[1] - this.fBodyRange[1]);
} else {
buffer.append("{}").append(Util.getLineSeparator(buffer.toString(), null)); //$NON-NLS-1$
}
}
/**
* @see DOMMember#appendMemberDeclarationContents(CharArrayBuffer)
*/
@Override
protected void appendMemberDeclarationContents(CharArrayBuffer buffer) {
// nothing to do
}
/**
* @see DOMMember#appendSimpleContents(CharArrayBuffer)
*/
@Override
protected void appendSimpleContents(CharArrayBuffer buffer) {
// append eveything before my name
buffer.append(this.fDocument, this.fSourceRange[0], this.fNameRange[0] - this.fSourceRange[0]);
// append my name
buffer.append(this.fName);
// append everything after my name
buffer.append(this.fDocument, this.fNameRange[1] + 1, this.fSourceRange[1] - this.fNameRange[1]);
}
/**
* @see IDOMInitializer#getBody()
*/
@Override
public String getBody() {
becomeDetailed();
if (hasBody()) {
if (this.fBody != null) {
return this.fBody;
} else {
return new String(this.fDocument, this.fBodyRange[0], this.fBodyRange[1] + 1 - this.fBodyRange[0]);
}
} else {
return null;
}
}
/**
* @see DOMNode#getDetailedNode()
*/
@Override
protected DOMNode getDetailedNode() {
return (DOMNode)getFactory().createInitializer(getContents());
}
/**
* @see IDOMNode#getJavaElement
*/
@Override
public IJavaElement getJavaElement(IJavaElement parent) throws IllegalArgumentException {
if (parent.getElementType() == IJavaElement.TYPE) {
int count = 1;
IDOMNode previousNode = getPreviousNode();
while (previousNode != null) {
if (previousNode instanceof DOMInitializer) {
count++;
}
previousNode = previousNode.getPreviousNode();
}
return ((IType) parent).getInitializer(count);
} else {
throw new IllegalArgumentException(Messages.element_illegalParent);
}
}
/**
* @see DOMMember#getMemberDeclarationStartPosition()
*/
@Override
protected int getMemberDeclarationStartPosition() {
return this.fBodyRange[0];
}
/**
* @see IDOMNode#getNodeType()
*/
@Override
public int getNodeType() {
return IDOMNode.INITIALIZER;
}
/**
* @see IDOMNode#isSignatureEqual(IDOMNode)
*
* <p>This method always answers false since an initializer
* does not have a signature.
*/
@Override
public boolean isSignatureEqual(IDOMNode node) {
return false;
}
/**
* @see DOMNode
*/
@Override
protected DOMNode newDOMNode() {
return new DOMInitializer();
}
/**
* Offsets all the source indexes in this node by the given amount.
*/
@Override
protected void offset(int offset) {
super.offset(offset);
offsetRange(this.fBodyRange, offset);
}
/**
* @see IDOMInitializer#setBody(String)
*/
@Override
public void setBody(String body) {
becomeDetailed();
this.fBody= body;
setHasBody(body != null);
fragment();
}
/**
* @see IDOMInitializer#setName(String)
*/
@Override
public void setName(String name) {
// initializers have no name
}
/**
* @see DOMNode#shareContents(DOMNode)
*/
@Override
protected void shareContents(DOMNode node) {
super.shareContents(node);
DOMInitializer init= (DOMInitializer)node;
this.fBody= init.fBody;
this.fBodyRange= rangeCopy(init.fBodyRange);
}
/**
* @see IDOMNode#toString()
*/
@Override
public String toString() {
return "INITIALIZER"; //$NON-NLS-1$
}
}
|
