proguard.classfile.constant.FieldrefConstant Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of proguard-core Show documentation
Show all versions of proguard-core Show documentation
ProGuardCORE is a free library to read, analyze, modify, and write Java class files.
/*
* ProGuardCORE -- library to process Java bytecode.
*
* Copyright (c) 2002-2020 Guardsquare NV
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package proguard.classfile.constant;
import proguard.classfile.*;
import proguard.classfile.constant.visitor.ConstantVisitor;
import proguard.classfile.visitor.MemberVisitor;
/**
* This {@link Constant} represents a field reference constant in the constant pool.
*
* @author Eric Lafortune
*/
public class FieldrefConstant extends RefConstant {
/**
* An extra field optionally pointing to the referenced Field object. This field is typically
* filled out by the {@link
* proguard.classfile.util.ClassReferenceInitializer
* ClassReferenceInitializer}
.
*/
public Field referencedField;
/** Creates an uninitialized FieldrefConstant. */
public FieldrefConstant() {}
/**
* Creates a new FieldrefConstant with the given name and type indices.
*
* @param u2classIndex the index of the class in the constant pool.
* @param u2nameAndTypeIndex the index of the name and type entry in the constant pool.
* @param referencedClass the referenced class.
* @param referencedField the referenced field.
*/
public FieldrefConstant(
int u2classIndex, int u2nameAndTypeIndex, Clazz referencedClass, Field referencedField) {
this.u2classIndex = u2classIndex;
this.u2nameAndTypeIndex = u2nameAndTypeIndex;
this.referencedClass = referencedClass;
this.referencedField = referencedField;
}
/** Lets the referenced class field accept the given visitor. */
public void referencedFieldAccept(MemberVisitor memberVisitor) {
if (referencedField != null) {
referencedField.accept(referencedClass, memberVisitor);
}
}
// Implementations for RefConstant.
/** Lets the referenced class member accept the given visitor. */
@Override
public void referencedMemberAccept(MemberVisitor memberVisitor) {
if (referencedField != null) {
referencedField.accept(referencedClass, memberVisitor);
}
}
// Implementations for Constant.
@Override
public int getTag() {
return Constant.FIELDREF;
}
@Override
public boolean isCategory2() {
return false;
}
@Override
public void accept(Clazz clazz, ConstantVisitor constantVisitor) {
constantVisitor.visitFieldrefConstant(clazz, this);
}
// Implementations for Object.
@Override
public String toString() {
return "Fieldref(" + u2classIndex + "," + u2nameAndTypeIndex + ")";
}
}
© 2015 - 2024 Weber Informatics LLC | Privacy Policy