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/*
* Copyright (C) 2016 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 com.android.ahat.heapdump;
/**
* PlaceHolder instance to take the place of a real AhatClassObj for
* the purposes of displaying diffs.
*
* This should be created through a call to newPlaceHolder();
*/
public class AhatPlaceHolderClassObj extends AhatClassObj {
AhatPlaceHolderClassObj(AhatClassObj baseline) {
super(-1);
setBaseline(baseline);
baseline.setBaseline(this);
}
@Override public long getSize() {
return 0;
}
@Override public long getRetainedSize(AhatHeap heap) {
return 0;
}
@Override public long getTotalRetainedSize() {
return 0;
}
@Override public AhatHeap getHeap() {
return getBaseline().getHeap().getBaseline();
}
@Override public String getClassName() {
return getBaseline().getClassName();
}
@Override public String toString() {
return getBaseline().toString();
}
@Override public boolean isPlaceHolder() {
return true;
}
@Override public String getName() {
return getBaseline().asClassObj().getName();
}
@Override public AhatClassObj getSuperClassObj() {
return getBaseline().asClassObj().getSuperClassObj().getBaseline().asClassObj();
}
@Override public AhatInstance getClassLoader() {
return getBaseline().asClassObj().getClassLoader().getBaseline();
}
}
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