com.gemstone.gemfire.internal.cache.tier.sockets.command.PutAll Maven / Gradle / Ivy

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/*
 * Copyright (c) 2010-2015 Pivotal Software, Inc. All rights reserved.
 *
 * Licensed 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. See accompanying
 * LICENSE file.
 */
/**
 * Author: Gester Zhou
 */
package com.gemstone.gemfire.internal.cache.tier.sockets.command;

import java.util.Collections;
import com.gemstone.gemfire.internal.cache.CachedDeserializableFactory;
import com.gemstone.gemfire.internal.cache.EventID;
import com.gemstone.gemfire.internal.cache.LocalRegion;
import com.gemstone.gemfire.internal.cache.PartitionedRegion;
import com.gemstone.gemfire.internal.cache.PutAllPartialResultException;
import com.gemstone.gemfire.internal.cache.tier.CachedRegionHelper;
import com.gemstone.gemfire.internal.cache.tier.Command;
import com.gemstone.gemfire.internal.cache.tier.MessageType;
import com.gemstone.gemfire.internal.cache.tier.sockets.*;
import com.gemstone.gemfire.internal.cache.versions.VersionTag;
import com.gemstone.gemfire.internal.i18n.LocalizedStrings;
import com.gemstone.gemfire.internal.security.AuthorizeRequest;
import com.gemstone.gemfire.cache.DynamicRegionFactory;
import com.gemstone.gemfire.cache.RegionDestroyedException;
import com.gemstone.gemfire.cache.ResourceException;
import com.gemstone.gemfire.cache.operations.PutAllOperationContext;
import com.gemstone.gemfire.distributed.internal.DistributionStats;

import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.LinkedHashMap;
import java.util.Map;

public class PutAll extends BaseCommand {
  
  private final static PutAll singleton = new PutAll();
  
  public static Command getCommand() {
    return singleton;
  }
  
  private PutAll() {
  }
  
  @Override
  public void cmdExecute(Message msg, ServerConnection servConn, long start)
  throws IOException, InterruptedException {
    Part regionNamePart = null, numberOfKeysPart = null, keyPart = null, valuePart = null;
    String regionName = null;
    int numberOfKeys = 0;
    Object key = null;
    Part eventPart = null;
    CachedRegionHelper crHelper = servConn.getCachedRegionHelper();
    CacheServerStats stats = servConn.getCacheServerStats();
    boolean replyWithMetaData = false;
    if (crHelper.emulateSlowServer() > 0) {
      // this.logger.fine("SlowServer", new Exception());
      boolean interrupted = Thread.interrupted();
      try {
        Thread.sleep(crHelper.emulateSlowServer());
      }
      catch (InterruptedException ugh) {
        interrupted = true;
        servConn.getCachedRegionHelper().getCache().getCancelCriterion()
            .checkCancelInProgress(ugh);
      }
      finally {
        if (interrupted) {
          Thread.currentThread().interrupt();
        }
      }
    }
    
    // requiresResponse = true;
    servConn.setAsTrue(REQUIRES_RESPONSE);
    {
      long oldStart = start;
      start = DistributionStats.getStatTime();
      stats.incReadPutAllRequestTime(start - oldStart);
    }
    
    try {
      // Retrieve the data from the message parts
      // part 0: region name
      regionNamePart = msg.getPart(0);
      regionName = regionNamePart.getString();
      
      if (regionName == null) {
        String putAllMsg = LocalizedStrings.PutAll_THE_INPUT_REGION_NAME_FOR_THE_PUTALL_REQUEST_IS_NULL.toLocalizedString();
        logger.warning(LocalizedStrings.TWO_ARG_COLON, new Object[] {servConn.getName(), putAllMsg});
        writeErrorResponse(msg, MessageType.PUT_DATA_ERROR, putAllMsg, servConn);
        servConn.setAsTrue(RESPONDED);
        return;
      }
      LocalRegion region = (LocalRegion)crHelper.getRegion(regionName);
      if (region == null) {
        String reason = " was not found during put request";
        writeRegionDestroyedEx(msg, regionName, reason, servConn);
        servConn.setAsTrue(RESPONDED);
        return;
      }
      
      // part 1: eventID
      eventPart = msg.getPart(1);
      ByteBuffer eventIdPartsBuffer = ByteBuffer.wrap(eventPart
          .getSerializedForm());
      long threadId = EventID
      .readEventIdPartsFromOptmizedByteArray(eventIdPartsBuffer);
      long sequenceId = EventID
      .readEventIdPartsFromOptmizedByteArray(eventIdPartsBuffer);
      EventID eventId = new EventID(servConn.getEventMemberIDByteArray(),
          threadId, sequenceId);
      
      // part 2: number of keys
      numberOfKeysPart = msg.getPart(2);
      numberOfKeys = numberOfKeysPart.getInt();
      
      // building the map
      Map map = new LinkedHashMap();
//    Map isObjectMap = new LinkedHashMap();
      for (int i=0; iemptyMap(), servConn.getProxyID(), eventId, false);
      
      if (region instanceof PartitionedRegion) {
        PartitionedRegion pr = (PartitionedRegion)region;
        if (pr.isNetworkHop() != (byte)0) {
          writeReplyWithRefreshMetadata(msg, servConn,pr,pr.isNetworkHop());
          pr.setIsNetworkHop((byte)0);
          pr.setMetadataVersion(Byte.valueOf((byte)0));
          replyWithMetaData = true;
        }
      }
    } 
    catch (RegionDestroyedException rde) {
      writeException(msg, rde, false, servConn);
      servConn.setAsTrue(RESPONDED);
      return;
    }
    catch (ResourceException re) {
      writeException(msg, re, false, servConn);
      servConn.setAsTrue(RESPONDED);
      return;
    }
    catch (PutAllPartialResultException pre) {
      writeException(msg, pre, false, servConn);
      servConn.setAsTrue(RESPONDED);
      return;
    }
    catch (Exception ce) {
      // If an interrupted exception is thrown , rethrow it
      checkForInterrupt(servConn, ce);
      
      // If an exception occurs during the put, preserve the connection
      writeException(msg, ce, false, servConn);
      servConn.setAsTrue(RESPONDED);
      // if (logger.fineEnabled()) {
      logger.warning(LocalizedStrings.PutAll_0_UNEXPECTED_EXCEPTION, servConn.getName(), ce);
      // }
      return;
    }
    finally {
      long oldStart = start;
      start = DistributionStats.getStatTime();
      stats.incProcessPutAllTime(start - oldStart);
    }
    
    // Increment statistics and write the reply
    if (!replyWithMetaData) {
      writeReply(msg, servConn);
    }
    servConn.setAsTrue(RESPONDED);
    if (logger.fineEnabled()) {
      logger.fine(servConn.getName() + ": Sent putAll response back to "
          + servConn.getSocketString() + " for region " + regionName);
    }
    stats.incWritePutAllResponseTime(DistributionStats.getStatTime() - start);
  }
}