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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* 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.intellij.util.containers;
import gnu.trove.THashMap;
import java.util.Collection;
import java.util.Map;
/**
* @author peter
*/
public class ClassMap<T> {
protected final Map<Class, T> myMap;
public ClassMap() {
this(new THashMap<Class, T>());
}
protected ClassMap(Map<Class, T> map) {
myMap = map;
}
public void put(Class aClass, T value) {
myMap.put(aClass, value);
}
public void remove(Class aClass) {
myMap.remove(aClass);
}
public T get(Class aClass) {
T t = myMap.get(aClass);
if (t != null) {
return t;
}
for (final Class aClass1 : aClass.getInterfaces()) {
t = get(aClass1);
if (t != null) {
myMap.put(aClass, t);
return t;
}
}
final Class superclass = aClass.getSuperclass();
if (superclass != null) {
t = get(superclass);
if (t != null) {
myMap.put(aClass, t);
return t;
}
}
return null;
}
public final Collection<T> values() {
return myMap.values();
}
public void clear() {
myMap.clear();
}
}
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