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path: root/src/proguard/classfile/editor/VariableRemapper.java
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Diffstat (limited to 'src/proguard/classfile/editor/VariableRemapper.java')
-rw-r--r--src/proguard/classfile/editor/VariableRemapper.java62
1 files changed, 60 insertions, 2 deletions
diff --git a/src/proguard/classfile/editor/VariableRemapper.java b/src/proguard/classfile/editor/VariableRemapper.java
index ca9d88a..1ca1cb5 100644
--- a/src/proguard/classfile/editor/VariableRemapper.java
+++ b/src/proguard/classfile/editor/VariableRemapper.java
@@ -2,7 +2,7 @@
* ProGuard -- shrinking, optimization, obfuscation, and preverification
* of Java bytecode.
*
- * Copyright (c) 2002-2013 Eric Lafortune (eric@graphics.cornell.edu)
+ * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
@@ -22,6 +22,10 @@ package proguard.classfile.editor;
import proguard.classfile.*;
import proguard.classfile.attribute.*;
+import proguard.classfile.attribute.annotation.*;
+import proguard.classfile.attribute.annotation.target.*;
+import proguard.classfile.attribute.annotation.target.visitor.*;
+import proguard.classfile.attribute.annotation.visitor.TypeAnnotationVisitor;
import proguard.classfile.attribute.visitor.*;
import proguard.classfile.instruction.*;
import proguard.classfile.instruction.visitor.InstructionVisitor;
@@ -38,7 +42,10 @@ extends SimplifiedVisitor
implements AttributeVisitor,
InstructionVisitor,
LocalVariableInfoVisitor,
- LocalVariableTypeInfoVisitor
+ LocalVariableTypeInfoVisitor,
+ TypeAnnotationVisitor,
+ TargetInfoVisitor,
+ LocalVariableTargetElementVisitor
{
private static final boolean DEBUG = false;
@@ -63,6 +70,22 @@ implements AttributeVisitor,
public void visitAnyAttribute(Clazz clazz, Attribute attribute) {}
+ public void visitMethodParametersAttribute(Clazz clazz, Method method, MethodParametersAttribute methodParametersAttribute)
+ {
+ // Reorder the array with parameter information.
+ ParameterInfo[] oldParameters = methodParametersAttribute.parameters;
+ ParameterInfo[] newParameters =
+ new ParameterInfo[methodParametersAttribute.u1parametersCount];
+
+ for (int index = 0; index < methodParametersAttribute.u1parametersCount; index++)
+ {
+ newParameters[remapVariable(index)] = oldParameters[index];
+ }
+
+ methodParametersAttribute.parameters = newParameters;
+ }
+
+
public void visitCodeAttribute(Clazz clazz, Method method, CodeAttribute codeAttribute)
{
if (DEBUG)
@@ -103,6 +126,13 @@ implements AttributeVisitor,
}
+ public void visitAnyTypeAnnotationsAttribute(Clazz clazz, TypeAnnotationsAttribute typeAnnotationsAttribute)
+ {
+ // Remap the variable references of local variable type annotations.
+ typeAnnotationsAttribute.typeAnnotationsAccept(clazz, this);
+ }
+
+
// Implementations for LocalVariableInfoVisitor.
public void visitLocalVariableInfo(Clazz clazz, Method method, CodeAttribute codeAttribute, LocalVariableInfo localVariableInfo)
@@ -121,6 +151,34 @@ implements AttributeVisitor,
}
+ // Implementations for TypeAnnotationVisitor.
+
+ public void visitTypeAnnotation(Clazz clazz, TypeAnnotation typeAnnotation)
+ {
+ typeAnnotation.targetInfoAccept(clazz, this);
+ }
+
+
+ // Implementations for TargetInfoVisitor.
+
+ public void visitAnyTargetInfo(Clazz clazz, TypeAnnotation typeAnnotation, TargetInfo targetInfo) {}
+
+
+ public void visitLocalVariableTargetInfo(Clazz clazz, Method method, CodeAttribute codeAttribute, TypeAnnotation typeAnnotation, LocalVariableTargetInfo localVariableTargetInfo)
+ {
+ localVariableTargetInfo.targetElementsAccept(clazz, method, codeAttribute, typeAnnotation, this);
+ }
+
+
+ // Implementations for LocalVariableTargetElementVisitor.
+
+ public void visitLocalVariableTargetElement(Clazz clazz, Method method, CodeAttribute codeAttribute, TypeAnnotation typeAnnotation, LocalVariableTargetInfo localVariableTargetInfo, LocalVariableTargetElement localVariableTargetElement)
+ {
+ localVariableTargetElement.u2index =
+ remapVariable(localVariableTargetElement.u2index);
+ }
+
+
// Implementations for InstructionVisitor.
public void visitAnyInstruction(Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, Instruction instruction) {}