| /* |
| * 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.cache.client.internal; |
| |
| import java.io.IOException; |
| |
| import org.apache.geode.Instantiator; |
| import org.apache.geode.SerializationException; |
| import org.apache.geode.internal.InternalInstantiator.InstantiatorAttributesHolder; |
| import org.apache.geode.internal.cache.ClientServerObserver; |
| import org.apache.geode.internal.cache.ClientServerObserverHolder; |
| import org.apache.geode.internal.cache.EventID; |
| import org.apache.geode.internal.cache.tier.MessageType; |
| import org.apache.geode.internal.cache.tier.sockets.Message; |
| import org.apache.geode.internal.util.BlobHelper; |
| |
| /** |
| * Register a bunch of instantiators on a server |
| * |
| * @since GemFire 5.7 |
| */ |
| public class RegisterInstantiatorsOp { |
| /** |
| * Register a bunch of instantiators on a server using connections from the given pool to |
| * communicate with the server. |
| * |
| * @param pool the pool to use to communicate with the server. |
| * @param instantiators the instantiators to register |
| * @param eventId the id of this event |
| */ |
| public static void execute(ExecutablePool pool, Instantiator[] instantiators, EventID eventId) { |
| AbstractOp op = new RegisterInstantiatorsOpImpl(instantiators, eventId); |
| pool.execute(op, Integer.MAX_VALUE); |
| } |
| |
| /** |
| * Register a bunch of instantiators on a server using connections from the given pool to |
| * communicate with the server. |
| * |
| * @param pool the pool to use to communicate with the server. |
| * @param holders the {@link InstantiatorAttributesHolder}s containing info about the |
| * instantiators to register |
| * @param eventId the id of this event |
| */ |
| public static void execute(ExecutablePool pool, Object[] holders, EventID eventId) { |
| AbstractOp op = new RegisterInstantiatorsOpImpl(holders, eventId); |
| pool.execute(op, Integer.MAX_VALUE); |
| } |
| |
| private RegisterInstantiatorsOp() { |
| // no instances allowed |
| } |
| |
| private static class RegisterInstantiatorsOpImpl extends AbstractOp { |
| /** |
| * @throws org.apache.geode.SerializationException if serialization fails |
| */ |
| public RegisterInstantiatorsOpImpl(Instantiator[] instantiators, EventID eventId) { |
| super(MessageType.REGISTER_INSTANTIATORS, instantiators.length * 3 + 1); |
| for (int i = 0; i < instantiators.length; i++) { |
| Instantiator instantiator = instantiators[i]; |
| // strip '.class' off these class names |
| String className = instantiator.getClass().toString().substring(6); |
| String instantiatedClassName = instantiator.getInstantiatedClass().toString().substring(6); |
| try { |
| getMessage().addBytesPart(BlobHelper.serializeToBlob(className)); |
| getMessage().addBytesPart(BlobHelper.serializeToBlob(instantiatedClassName)); |
| } catch (IOException ex) { |
| throw new SerializationException("failed serializing object", ex); |
| } |
| getMessage().addIntPart(instantiator.getId()); |
| } |
| getMessage().addBytesPart(eventId.calcBytes()); |
| // // // CALLBACK FOR TESTING PURPOSE ONLY //// |
| if (PoolImpl.IS_INSTANTIATOR_CALLBACK) { |
| ClientServerObserver bo = ClientServerObserverHolder.getInstance(); |
| bo.beforeSendingToServer(eventId); |
| } |
| } |
| |
| /** |
| * @throws org.apache.geode.SerializationException if serialization fails |
| */ |
| public RegisterInstantiatorsOpImpl(Object[] holders, EventID eventId) { |
| super(MessageType.REGISTER_INSTANTIATORS, holders.length * 3 + 1); |
| for (Object obj : holders) { |
| String instantiatorClassName = null; |
| String instantiatedClassName = null; |
| int id = 0; |
| if (obj instanceof Instantiator) { |
| instantiatorClassName = ((Instantiator) obj).getClass().getName(); |
| instantiatedClassName = ((Instantiator) obj).getInstantiatedClass().getName(); |
| id = ((Instantiator) obj).getId(); |
| } else { |
| instantiatorClassName = ((InstantiatorAttributesHolder) obj).getInstantiatorClassName(); |
| instantiatedClassName = ((InstantiatorAttributesHolder) obj).getInstantiatedClassName(); |
| id = ((InstantiatorAttributesHolder) obj).getId(); |
| } |
| try { |
| getMessage().addBytesPart(BlobHelper.serializeToBlob(instantiatorClassName)); |
| getMessage().addBytesPart(BlobHelper.serializeToBlob(instantiatedClassName)); |
| } catch (IOException ex) { |
| throw new SerializationException("failed serializing object", ex); |
| } |
| getMessage().addIntPart(id); |
| } |
| getMessage().addBytesPart(eventId.calcBytes()); |
| // // // CALLBACK FOR TESTING PURPOSE ONLY //// |
| if (PoolImpl.IS_INSTANTIATOR_CALLBACK) { |
| ClientServerObserver bo = ClientServerObserverHolder.getInstance(); |
| bo.beforeSendingToServer(eventId); |
| } |
| } |
| |
| @Override |
| protected Object processResponse(Message msg) throws Exception { |
| processAck(msg, "registerInstantiators"); |
| return null; |
| } |
| |
| @Override |
| protected boolean isErrorResponse(int msgType) { |
| return false; |
| } |
| |
| @Override |
| protected long startAttempt(ConnectionStats stats) { |
| return stats.startRegisterInstantiators(); |
| } |
| |
| @Override |
| protected void endSendAttempt(ConnectionStats stats, long start) { |
| stats.endRegisterInstantiatorsSend(start, hasFailed()); |
| } |
| |
| @Override |
| protected void endAttempt(ConnectionStats stats, long start) { |
| stats.endRegisterInstantiators(start, hasTimedOut(), hasFailed()); |
| } |
| |
| } |
| } |