| /* |
| * 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.geode.internal.cache.ha; |
| |
| import java.util.Collection; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| import org.apache.geode.internal.cache.tier.sockets.CacheClientProxy; |
| import org.apache.geode.internal.cache.tier.sockets.ClientProxyMembershipID; |
| |
| /** |
| * @since GemFire 5.7 |
| */ |
| public class HAContainerMap implements HAContainerWrapper { |
| |
| /** |
| * TODO: Amogh: Using ConcurrentHashMap may be beneficial. It gives us putEntryIfAbsent()! |
| */ |
| private ConcurrentHashMap map = null; |
| |
| /** |
| * This map helps us retrieve the proxy id at the receiver side during GII so that we can retain |
| * the cqlist of a client for an event which already existed at the receiver side. |
| */ |
| private final Map<String, CacheClientProxy> haRegionNameToProxy; |
| |
| public HAContainerMap(ConcurrentHashMap containerMap) { |
| map = containerMap; |
| haRegionNameToProxy = new ConcurrentHashMap<String, CacheClientProxy>(); |
| } |
| |
| @Override |
| public ClientProxyMembershipID getProxyID(String haRegionName) { |
| CacheClientProxy proxy = haRegionNameToProxy.get(haRegionName); |
| if (proxy != null) { |
| return proxy.getProxyID(); |
| } else { |
| return null; |
| } |
| } |
| |
| @Override |
| public Object putProxy(String haName, CacheClientProxy proxy) { |
| return haRegionNameToProxy.put(haName, proxy); |
| } |
| |
| @Override |
| public CacheClientProxy getProxy(String haRegionName) { |
| return haRegionNameToProxy.get(haRegionName); |
| } |
| |
| @Override |
| public Object removeProxy(String haName) { |
| return haRegionNameToProxy.remove(haName); |
| } |
| |
| @Override |
| public Object getKey(Object key) { |
| Entry entry = (Entry) map.get(key); |
| return (entry == null) ? null : entry.getKey(); |
| } |
| |
| @Override |
| public String getName() { |
| return "HashMap"; |
| } |
| |
| @Override |
| public void cleanUp() { |
| // TODO: Amogh: Should we make the map instance null? |
| clear(); |
| } |
| |
| @Override |
| public void clear() { |
| map.clear(); |
| } |
| |
| @Override |
| public boolean containsKey(Object key) { |
| return map.containsKey(key); |
| } |
| |
| @Override |
| public boolean containsValue(Object value) { |
| throw new UnsupportedOperationException("containsValue() not supported."); |
| } |
| |
| @Override |
| public Set entrySet() { |
| throw new UnsupportedOperationException("entrySet() not supported."); |
| } |
| |
| @Override |
| public Object get(Object key) { |
| Entry entry = (Entry) map.get(key); |
| return (entry == null) ? null : entry.getValue(); |
| } |
| |
| @Override |
| public Object getEntry(Object key) { |
| return map.get(key); |
| } |
| |
| @Override |
| public boolean isEmpty() { |
| return map.isEmpty(); |
| } |
| |
| @Override |
| public Set keySet() { |
| return map.keySet(); |
| } |
| |
| @Override |
| public Object put(Object key, Object value) { |
| Entry old = (Entry) map.put(key, new Entry(key, value)); |
| return old != null ? old.getValue() : null; |
| } |
| |
| @Override |
| @SuppressWarnings("unchecked") |
| public Object putIfAbsent(Object key, Object value) { |
| Entry old = (Entry) map.putIfAbsent(key, new Entry(key, value)); |
| return old != null ? old.getValue() : null; |
| } |
| |
| @Override |
| public void putAll(Map t) { |
| throw new UnsupportedOperationException("putAll() not supported."); |
| } |
| |
| @Override |
| public Object remove(Object key) { |
| Entry entry = (Entry) map.remove(key); |
| return (entry == null) ? null : entry.getValue(); |
| } |
| |
| @Override |
| public int size() { |
| return map.size(); |
| } |
| |
| @Override |
| public Collection values() { |
| // return map.values(); |
| throw new UnsupportedOperationException("values() not supported."); |
| } |
| |
| protected static class Entry implements Map.Entry { |
| private Object key = null; |
| |
| private Object value = null; |
| |
| public Entry(Object key, Object val) { |
| if (key == null || val == null) { |
| throw new IllegalArgumentException("key or value cannot be null."); |
| } |
| this.key = key; |
| this.value = val; |
| } |
| |
| @Override |
| public Object getKey() { |
| return this.key; |
| } |
| |
| @Override |
| public Object getValue() { |
| return this.value; |
| } |
| |
| @Override |
| public Object setValue(Object val) { |
| throw new UnsupportedOperationException("setValue() not supported."); |
| } |
| } |
| |
| } |