| /* |
| * 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; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| import java.io.NotSerializableException; |
| |
| import org.apache.logging.log4j.Logger; |
| |
| import org.apache.geode.CancelException; |
| import org.apache.geode.DataSerializer; |
| import org.apache.geode.distributed.DistributedSystemDisconnectedException; |
| import org.apache.geode.distributed.internal.DistributionManager; |
| import org.apache.geode.distributed.internal.ReplyException; |
| import org.apache.geode.distributed.internal.ReplyMessage; |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.internal.serialization.DeserializationContext; |
| import org.apache.geode.internal.serialization.SerializationContext; |
| import org.apache.geode.logging.internal.log4j.api.LogService; |
| |
| public class FunctionStreamingReplyMessage extends ReplyMessage { |
| private static final Logger logger = LogService.getLogger(); |
| |
| /** the number of this message */ |
| protected int msgNum; |
| |
| /** whether this message is the last one in this series */ |
| protected boolean lastMsg; |
| |
| protected Object result; |
| |
| /** |
| * @param msgNum message number in this series (0-based) |
| * @param lastMsg if this is the last message in this series |
| */ |
| public static void send(InternalDistributedMember recipient, int processorId, |
| ReplyException exception, DistributionManager dm, Object result, int msgNum, |
| boolean lastMsg) { |
| FunctionStreamingReplyMessage m = new FunctionStreamingReplyMessage(); |
| m.processorId = processorId; |
| if (exception != null) { |
| m.setException(exception); |
| if (logger.isDebugEnabled()) { |
| logger.debug("Replying with exception: {}", m, exception); |
| } |
| } |
| m.setRecipient(recipient); |
| m.msgNum = msgNum; |
| m.lastMsg = lastMsg; |
| m.result = result; |
| dm.putOutgoing(m); |
| } |
| |
| public int getMessageNumber() { |
| return this.msgNum; |
| } |
| |
| public boolean isLastMessage() { |
| return this.lastMsg; |
| } |
| |
| public Object getResult() { |
| return this.result; |
| } |
| |
| @Override |
| public int getDSFID() { |
| return FUNCTION_STREAMING_REPLY_MESSAGE; |
| } |
| |
| @Override |
| public void fromData(DataInput in, |
| DeserializationContext context) throws IOException, ClassNotFoundException { |
| super.fromData(in, context); |
| this.msgNum = in.readInt(); |
| this.lastMsg = in.readBoolean(); |
| this.processorId = in.readInt(); |
| try { |
| this.result = DataSerializer.readObject(in); |
| } catch (Exception e) { // bug fix 40670 |
| // Seems odd to throw a NonSerializableEx when it has already been |
| // serialized and we are failing because we can't deserialize. |
| NotSerializableException ioEx = new NotSerializableException(); |
| ioEx.initCause(e); |
| throw ioEx; |
| } |
| } |
| |
| @Override |
| public void toData(DataOutput out, |
| SerializationContext context) throws IOException { |
| super.toData(out, context); |
| out.writeInt(this.msgNum); |
| out.writeBoolean(this.lastMsg); |
| out.writeInt(this.processorId); |
| |
| // soubhik. fix for ticket 40670 |
| try { |
| DataSerializer.writeObject(this.result, out); |
| } catch (Exception ex) { |
| if (ex instanceof CancelException) { |
| throw new DistributedSystemDisconnectedException(ex); |
| } |
| NotSerializableException ioEx = |
| new NotSerializableException(this.result.getClass().getName()); |
| ioEx.initCause(ex); |
| throw ioEx; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| StringBuffer buff = new StringBuffer(); |
| buff.append(getClass().getName()); |
| buff.append("(processorId="); |
| buff.append(this.processorId); |
| buff.append(" from "); |
| buff.append(this.getSender()); |
| ReplyException ex = this.getException(); |
| if (ex != null) { |
| buff.append(" with exception "); |
| buff.append(ex); |
| } |
| buff.append(";msgNum "); |
| buff.append(this.msgNum); |
| buff.append(";lastMsg="); |
| buff.append(this.lastMsg); |
| buff.append(")"); |
| return buff.toString(); |
| } |
| } |