| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.ignite.internal.processors.cache; |
| |
| import java.util.Map; |
| import javax.cache.Cache; |
| import org.apache.ignite.cache.CacheEntry; |
| import org.apache.ignite.internal.processors.cache.version.GridCacheVersionAware; |
| |
| /** |
| * |
| */ |
| public class CacheEntryImpl0<K, V> implements Cache.Entry<K, V> { |
| /** */ |
| private final Map.Entry<K, V> e; |
| |
| /** |
| * @param e Entry. |
| */ |
| public CacheEntryImpl0(Map.Entry<K, V> e) { |
| this.e = e; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public K getKey() { |
| return e.getKey(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public V getValue() { |
| return e.getValue(); |
| } |
| |
| /** {@inheritDoc} */ |
| @SuppressWarnings("unchecked") |
| @Override public <T> T unwrap(Class<T> cls) { |
| if(cls.isAssignableFrom(getClass())) |
| return cls.cast(this); |
| else if (cls.isAssignableFrom(CacheEntry.class) && e instanceof GridCacheVersionAware) |
| return (T)new CacheEntryImplEx<>(e.getKey(), e.getValue(), ((GridCacheVersionAware)e).version()); |
| |
| throw new IllegalArgumentException("Unwrapping to class is not supported: " + cls); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return "CacheEntry [key=" + getKey() + ", val=" + getValue() + ']'; |
| } |
| } |