org.snapscript.dx.dex.file.MethodAnnotationStruct Maven / Gradle / Ivy
/*
* Copyright (C) 2008 The Android Open Source Project
*
* 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 org.snapscript.dx.dex.file;
import org.snapscript.dx.rop.annotation.Annotations;
import org.snapscript.dx.rop.cst.CstMethodRef;
import org.snapscript.dx.util.AnnotatedOutput;
import org.snapscript.dx.util.Hex;
import org.snapscript.dx.util.ToHuman;
/**
* Association of a method and its annotations.
*/
public final class MethodAnnotationStruct
implements ToHuman, Comparable {
/** {@code non-null;} the method in question */
private final CstMethodRef method;
/** {@code non-null;} the associated annotations */
private AnnotationSetItem annotations;
/**
* Constructs an instance.
*
* @param method {@code non-null;} the method in question
* @param annotations {@code non-null;} the associated annotations
*/
public MethodAnnotationStruct(CstMethodRef method,
AnnotationSetItem annotations) {
if (method == null) {
throw new NullPointerException("method == null");
}
if (annotations == null) {
throw new NullPointerException("annotations == null");
}
this.method = method;
this.annotations = annotations;
}
/** {@inheritDoc} */
public int hashCode() {
return method.hashCode();
}
/** {@inheritDoc} */
public boolean equals(Object other) {
if (! (other instanceof MethodAnnotationStruct)) {
return false;
}
return method.equals(((MethodAnnotationStruct) other).method);
}
/** {@inheritDoc} */
public int compareTo(MethodAnnotationStruct other) {
return method.compareTo(other.method);
}
/** {@inheritDoc} */
public void addContents(DexFile file) {
MethodIdsSection methodIds = file.getMethodIds();
MixedItemSection wordData = file.getWordData();
methodIds.intern(method);
annotations = wordData.intern(annotations);
}
/** {@inheritDoc} */
public void writeTo(DexFile file, AnnotatedOutput out) {
int methodIdx = file.getMethodIds().indexOf(method);
int annotationsOff = annotations.getAbsoluteOffset();
if (out.annotates()) {
out.annotate(0, " " + method.toHuman());
out.annotate(4, " method_idx: " + Hex.u4(methodIdx));
out.annotate(4, " annotations_off: " +
Hex.u4(annotationsOff));
}
out.writeInt(methodIdx);
out.writeInt(annotationsOff);
}
/** {@inheritDoc} */
public String toHuman() {
return method.toHuman() + ": " + annotations;
}
/**
* Gets the method this item is for.
*
* @return {@code non-null;} the method
*/
public CstMethodRef getMethod() {
return method;
}
/**
* Gets the associated annotations.
*
* @return {@code non-null;} the annotations
*/
public Annotations getAnnotations() {
return annotations.getAnnotations();
}
}