diff options
Diffstat (limited to 'wso2bpel-ext/wso2bpel-core/wso2bpel-mgr/src/main/java/org/openo/carbon/bpel/util/LRULinkedHashMap.java')
-rw-r--r-- | wso2bpel-ext/wso2bpel-core/wso2bpel-mgr/src/main/java/org/openo/carbon/bpel/util/LRULinkedHashMap.java | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/wso2bpel-ext/wso2bpel-core/wso2bpel-mgr/src/main/java/org/openo/carbon/bpel/util/LRULinkedHashMap.java b/wso2bpel-ext/wso2bpel-core/wso2bpel-mgr/src/main/java/org/openo/carbon/bpel/util/LRULinkedHashMap.java deleted file mode 100644 index deb07c6..0000000 --- a/wso2bpel-ext/wso2bpel-core/wso2bpel-mgr/src/main/java/org/openo/carbon/bpel/util/LRULinkedHashMap.java +++ /dev/null @@ -1,106 +0,0 @@ -/** - * Copyright 2016 ZTE Corporation. - * - * 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.openo.carbon.bpel.util; - -import java.util.ArrayList; -import java.util.Collection; -import java.util.LinkedHashMap; -import java.util.Map; -import java.util.concurrent.locks.Lock; -import java.util.concurrent.locks.ReentrantLock; - -/** - * - * @author bsli - * - * @param <K> - * @param <V> - */ -@SuppressWarnings("serial") -public class LRULinkedHashMap<K, V> extends LinkedHashMap<K, V> { - private final int maxCapacity; - - private static final float DEFAULT_LOAD_FACTOR = 0.75f; - - private final Lock lock = new ReentrantLock(); - - public LRULinkedHashMap(int maxCapacity) { - super(maxCapacity, DEFAULT_LOAD_FACTOR, true); - this.maxCapacity = maxCapacity; - } - - @Override - protected boolean removeEldestEntry(java.util.Map.Entry<K, V> eldest) { - return size() > maxCapacity; - } - - @Override - public boolean containsKey(Object key) { - try { - lock.lock(); - return super.containsKey(key); - } finally { - lock.unlock(); - } - } - - @Override - public V get(Object key) { - try { - lock.lock(); - return super.get(key); - } finally { - lock.unlock(); - } - } - - @Override - public V put(K key, V value) { - try { - lock.lock(); - return super.put(key, value); - } finally { - lock.unlock(); - } - } - - public int size() { - try { - lock.lock(); - return super.size(); - } finally { - lock.unlock(); - } - } - - public void clear() { - try { - lock.lock(); - super.clear(); - } finally { - lock.unlock(); - } - } - - public Collection<Map.Entry<K, V>> getAll() { - try { - lock.lock(); - return new ArrayList<Map.Entry<K, V>>(super.entrySet()); - } finally { - lock.unlock(); - } - } -} |