| /* |
| * 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.distributed.internal; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| |
| import org.apache.logging.log4j.Logger; |
| |
| import org.apache.geode.CancelException; |
| 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 WaitForViewInstallation extends HighPriorityDistributionMessage |
| implements MessageWithReply { |
| |
| private static final Logger logger = LogService.getLogger(); |
| |
| public static void send(ClusterDistributionManager dm) throws InterruptedException { |
| long viewId = dm.getMembershipManager().getView().getViewId(); |
| ReplyProcessor21 rp = new ReplyProcessor21(dm, dm.getOtherDistributionManagerIds()); |
| rp.enableSevereAlertProcessing(); |
| dm.putOutgoing(new WaitForViewInstallation(viewId, rp.getProcessorId())); |
| try { |
| rp.waitForReplies(); |
| } catch (ReplyException e) { |
| if (e.getCause() != null && !(e.getCause() instanceof CancelException)) { |
| if (logger.isDebugEnabled()) { |
| logger.debug("Reply to WaitForViewInstallation received odd exception", e.getCause()); |
| } |
| } |
| } |
| // this isn't necessary for TXFailoverCommand, which is the only use of this |
| // message right now. TXFailoverCommand performs messaging to all servers, |
| // which will force us to wait for the view containing the crash of another |
| // server to be processed. |
| // dm.waitForViewInstallation(viewId); |
| } |
| |
| @Override |
| public int getProcessorType() { |
| return OperationExecutors.WAITING_POOL_EXECUTOR; |
| } |
| |
| @Override |
| public boolean sendViaUDP() { |
| return true; |
| } |
| |
| private long viewId; |
| private int processorId; |
| |
| /** for deserialization */ |
| public WaitForViewInstallation() {} |
| |
| private WaitForViewInstallation(long viewId, int processorId) { |
| this.viewId = viewId; |
| this.processorId = processorId; |
| } |
| |
| @Override |
| public int getProcessorId() { |
| return this.processorId; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.geode.internal.serialization.DataSerializableFixedID#getDSFID() |
| */ |
| @Override |
| public int getDSFID() { |
| return WAIT_FOR_VIEW_INSTALLATION; |
| } |
| |
| @Override |
| public void toData(DataOutput out, |
| SerializationContext context) throws IOException { |
| super.toData(out, context); |
| out.writeLong(this.viewId); |
| out.writeInt(this.processorId); |
| } |
| |
| @Override |
| public void fromData(DataInput in, |
| DeserializationContext context) throws ClassNotFoundException, IOException { |
| super.fromData(in, context); |
| this.viewId = in.readLong(); |
| this.processorId = in.readInt(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * org.apache.geode.distributed.internal.DistributionMessage#process(org.apache.geode.distributed. |
| * internal.DistributionManager) |
| */ |
| @Override |
| protected void process(ClusterDistributionManager dm) { |
| boolean interrupted = false; |
| try { |
| dm.waitForViewInstallation(this.viewId); |
| } catch (InterruptedException e) { |
| interrupted = true; |
| } finally { |
| if (!interrupted) { |
| ReplyMessage.send(getSender(), this.processorId, null, getReplySender(dm)); |
| } |
| } |
| } |
| } |