| /* |
| * Copyright 2000-2009 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 com.intellij.reference.SoftReference; |
| import gnu.trove.TObjectHashingStrategy; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.lang.ref.ReferenceQueue; |
| |
| public final class SoftValueHashMap<K,V> extends RefValueHashMap<K,V>{ |
| private static class MySoftReference<K, T> extends SoftReference<T> implements MyReference<K, T> { |
| private final K key; |
| |
| public MySoftReference(@NotNull K key, T referent, @NotNull ReferenceQueue<? super T> q) { |
| super(referent, q); |
| this.key = key; |
| } |
| |
| @Override |
| public K getKey() { |
| return key; |
| } |
| } |
| |
| public SoftValueHashMap() { |
| } |
| |
| public SoftValueHashMap(@NotNull TObjectHashingStrategy<K> strategy) { |
| super(strategy); |
| } |
| |
| @Override |
| protected MyReference<K, V> createReference(@NotNull K key, V value, @NotNull ReferenceQueue<V> queue) { |
| return new MySoftReference<K, V>(key, value, queue); |
| } |
| } |