blob: 297614f7475347e9bac0ec09fb484b06bd5f0ba2 (
plain) (
blame)
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
|
/*******************************************************************************
* Copyright (c) 2008, 2011 Wind River Systems, Inc. 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:
* Markus Schorn - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.core.dom.ast.ASTGenericVisitor;
import org.eclipse.cdt.core.dom.ast.IASTNode;
/**
* Collector to find all children for an ast-node.
*/
class ChildCollector extends ASTGenericVisitor {
private final IASTNode fNode;
private List<IASTNode> fNodes;
public ChildCollector(IASTNode node) {
super(true);
fNode= node;
}
public IASTNode[] getChildren() {
fNode.accept(this);
if (fNodes == null)
return IASTNode.EMPTY_NODE_ARRAY;
return fNodes.toArray(new IASTNode[fNodes.size()]);
}
@Override
protected int genericVisit(IASTNode child) {
if (fNodes == null) {
if (child == fNode)
return PROCESS_CONTINUE;
fNodes= new ArrayList<IASTNode>();
}
fNodes.add(child);
return PROCESS_SKIP;
}
}
|