| /* |
| * 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.tier.sockets.command; |
| |
| import org.apache.geode.annotations.Immutable; |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.internal.cache.EntrySnapshot; |
| import org.apache.geode.internal.cache.LocalRegion; |
| import org.apache.geode.internal.cache.NonLocalRegionEntry; |
| import org.apache.geode.internal.cache.tier.Command; |
| import org.apache.geode.internal.cache.tier.sockets.ServerConnection; |
| import org.apache.geode.internal.cache.versions.VersionTag; |
| |
| /** |
| * getEntry(key) operation performed on server. Extends Request, and overrides getValueAndIsObject() |
| * in Request so as to not invoke loader. |
| * |
| * @since GemFire 6.6 |
| */ |
| public class GetEntry70 extends Get70 { |
| |
| @Immutable |
| private static final GetEntry70 singleton = new GetEntry70(); |
| |
| public static Command getCommand() { |
| return singleton; |
| } |
| |
| protected GetEntry70() {} |
| |
| @Override |
| protected Get70.Entry getEntry(Region region, Object key, Object callbackArg, |
| ServerConnection servConn) { |
| return getValueAndIsObject(region, key, callbackArg, servConn); |
| } |
| |
| @Override |
| public Get70.Entry getValueAndIsObject(Region region, Object key, Object callbackArg, |
| ServerConnection servConn) { |
| LocalRegion lregion = (LocalRegion) region; |
| Object data = null; |
| Region.Entry entry = region.getEntry(key); |
| if (logger.isDebugEnabled()) { |
| logger.debug("GetEntryCommand: for key: {} returning entry: {}", key, entry); |
| } |
| VersionTag tag = null; |
| if (entry != null) { |
| EntrySnapshot snap = new EntrySnapshot(); |
| NonLocalRegionEntry re = new NonLocalRegionEntry(entry, lregion); |
| snap.setRegionEntry(re); |
| snap.setRegion(lregion); |
| data = snap; |
| tag = snap.getVersionTag(); |
| } |
| return new Entry(data, true, false, tag); |
| } |
| } |