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
|
/*******************************************************************************
* Copyright (c) 2000, 2010 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.compiler.ast;
import org.eclipse.jdt.internal.compiler.ASTVisitor;
import org.eclipse.jdt.internal.compiler.flow.FlowContext;
import org.eclipse.jdt.internal.compiler.flow.FlowInfo;
import org.eclipse.jdt.internal.compiler.impl.Constant;
import org.eclipse.jdt.internal.compiler.lookup.BlockScope;
import org.eclipse.jdt.internal.compiler.lookup.ReferenceBinding;
import org.eclipse.jdt.internal.compiler.lookup.TypeBinding;
public class SuperReference extends ThisReference {
public SuperReference(int sourceStart, int sourceEnd) {
super(sourceStart, sourceEnd);
}
public static ExplicitConstructorCall implicitSuperConstructorCall() {
return new ExplicitConstructorCall(ExplicitConstructorCall.ImplicitSuper);
}
public boolean isImplicitThis() {
return false;
}
public boolean isSuper() {
return true;
}
public boolean isThis() {
return false ;
}
public StringBuffer printExpression(int indent, StringBuffer output){
return output.append("super"); //$NON-NLS-1$
}
public TypeBinding resolveType(BlockScope scope) {
this.constant = Constant.NotAConstant;
if (!checkAccess(scope.methodScope()))
return null;
ReferenceBinding enclosingReceiverType = scope.enclosingReceiverType();
if (enclosingReceiverType.id == T_JavaLangObject) {
scope.problemReporter().cannotUseSuperInJavaLangObject(this);
return null;
}
return this.resolvedType = enclosingReceiverType.superclass();
}
public void traverse(ASTVisitor visitor, BlockScope blockScope) {
visitor.visit(this, blockScope);
visitor.endVisit(this, blockScope);
}
public FlowInfo analyseCode(BlockScope currentScope, FlowContext flowContext, FlowInfo flowInfo, boolean valueRequired) {
currentScope.resetEnclosingMethodStaticFlag();
return analyseCode(currentScope, flowContext, flowInfo);
}
}
|
