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/*
* Copyright 2000-2012 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 org.jetbrains.jps.builders.java.dependencyView;
import gnu.trove.TIntObjectHashMap;
import gnu.trove.TIntObjectProcedure;
import java.util.Collection;
/**
* @author: db
* Date: 08.03.11
*/
class IntObjectTransientMultiMaplet<V> extends IntObjectMultiMaplet<V> {
private final TIntObjectHashMap<Collection<V>> myMap = new TIntObjectHashMap<Collection<V>>();
private final CollectionFactory<V> myCollectionFactory;
public IntObjectTransientMultiMaplet(CollectionFactory<V> collectionFactory) {
myCollectionFactory = collectionFactory;
}
@Override
public boolean containsKey(final int key) {
return myMap.containsKey(key);
}
@Override
public Collection<V> get(final int key) {
return myMap.get(key);
}
@Override
public void putAll(IntObjectMultiMaplet<V> m) {
m.forEachEntry(new TIntObjectProcedure<Collection<V>>() {
@Override
public boolean execute(int key, Collection<V> value) {
put(key, value);
return true;
}
});
}
@Override
public void put(final int key, final Collection<V> value) {
final Collection<V> x = myMap.get(key);
if (x == null) {
myMap.put(key, value);
}
else {
x.addAll(value);
}
}
@Override
public void replace(int key, Collection<V> value) {
if (value == null || value.isEmpty()) {
myMap.remove(key);
}
else {
myMap.put(key, value);
}
}
@Override
public void put(final int key, final V value) {
final Collection<V> collection = myMap.get(key);
if (collection == null) {
final Collection<V> x = myCollectionFactory.create();
x.add(value);
myMap.put(key, x);
}
else {
collection.add(value);
}
}
@Override
public void removeFrom(final int key, final V value) {
final Collection<V> collection = myMap.get(key);
if (collection != null) {
if (collection.remove(value)) {
if (collection.isEmpty()) {
myMap.remove(key);
}
}
}
}
@Override
public void removeAll(int key, Collection<V> values) {
final Collection<V> collection = myMap.get(key);
if (collection != null) {
if (collection.removeAll(values)) {
if (collection.isEmpty()) {
myMap.remove(key);
}
}
}
}
@Override
public void remove(final int key) {
myMap.remove(key);
}
@Override
public void replaceAll(IntObjectMultiMaplet<V> m) {
m.forEachEntry(new TIntObjectProcedure<Collection<V>>() {
@Override
public boolean execute(int key, Collection<V> value) {
replace(key, value);
return true;
}
});
}
@Override
public void forEachEntry(TIntObjectProcedure<Collection<V>> procedure) {
myMap.forEachEntry(procedure);
}
@Override
public void close(){
myMap.clear(); // free memory
}
public void flush(boolean memoryCachesOnly) {
}
}
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