com.gemstone.gemfire.internal.cache.tier.sockets.command.Put61 Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of gemfire-core Show documentation
Show all versions of gemfire-core Show documentation
SnappyData store based off Pivotal GemFireXD
The newest version!
/*
* 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.
*/
/**
*
*/
package com.gemstone.gemfire.internal.cache.tier.sockets.command;
import java.io.IOException;
import java.nio.ByteBuffer;
import com.gemstone.gemfire.InvalidDeltaException;
import com.gemstone.gemfire.cache.DynamicRegionFactory;
import com.gemstone.gemfire.cache.RegionDestroyedException;
import com.gemstone.gemfire.cache.ResourceException;
import com.gemstone.gemfire.cache.operations.PutOperationContext;
import com.gemstone.gemfire.distributed.internal.DistributionStats;
import com.gemstone.gemfire.internal.cache.EntryEventImpl;
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.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.BaseCommand;
import com.gemstone.gemfire.internal.cache.tier.sockets.CacheServerStats;
import com.gemstone.gemfire.internal.cache.tier.sockets.Message;
import com.gemstone.gemfire.internal.cache.tier.sockets.Part;
import com.gemstone.gemfire.internal.cache.tier.sockets.ServerConnection;
import com.gemstone.gemfire.internal.i18n.LocalizedStrings;
import com.gemstone.gemfire.internal.security.AuthorizeRequest;
import com.gemstone.gemfire.security.GemFireSecurityException;
/**
* @since 6.1
*/
public class Put61 extends BaseCommand {
private final static Put61 singleton = new Put61();
public static Command getCommand() {
return singleton;
}
private Put61() {
}
@Override
public void cmdExecute(Message msg, ServerConnection servConn, long p_start)
throws IOException, InterruptedException {
long start = p_start;
Part regionNamePart = null, keyPart = null, valuePart = null, callbackArgPart = null;
String regionName = null;
Object callbackArg = null, key = null;
Part eventPart = null;
boolean isDelta = false;
CachedRegionHelper crHelper = servConn.getCachedRegionHelper();
CacheServerStats stats = servConn.getCacheServerStats();
if (crHelper.emulateSlowServer() > 0) {
boolean interrupted = Thread.interrupted();
try {
Thread.sleep(crHelper.emulateSlowServer());
}
catch (InterruptedException ugh) {
interrupted = true;
}
finally {
if (interrupted) {
Thread.currentThread().interrupt();
}
}
}
// requiresResponse = true;
servConn.setAsTrue(REQUIRES_RESPONSE);
{
long oldStart = start;
start = DistributionStats.getStatTime();
stats.incReadPutRequestTime(start - oldStart);
}
// Retrieve the data from the message parts
regionNamePart = msg.getPart(0);
keyPart = msg.getPart(1);
try {
isDelta = (Boolean)msg.getPart(2).getObject();
}
catch (Exception e) {
writeException(msg, MessageType.PUT_DELTA_ERROR, e, false, servConn);
servConn.setAsTrue(RESPONDED);
// CachePerfStats not available here.
return;
}
valuePart = msg.getPart(3);
eventPart = msg.getPart(4);
if (msg.getNumberOfParts() > 5) {
callbackArgPart = msg.getPart(5);
try {
callbackArg = callbackArgPart.getObject();
}
catch (Exception e) {
writeException(msg, e, false, servConn);
servConn.setAsTrue(RESPONDED);
return;
}
}
regionName = regionNamePart.getString();
try {
key = keyPart.getStringOrObject();
}
catch (Exception e) {
writeException(msg, e, false, servConn);
servConn.setAsTrue(RESPONDED);
return;
}
if (logger.fineEnabled()) {
logger.fine(servConn.getName() + ": Received 6.1"
+ (isDelta ? " delta " : " ") + "put request ("
+ msg.getPayloadLength() + " bytes) from "
+ servConn.getSocketString() + " for region " + regionName + " key "
+ key);
}
// Process the put request
if (key == null || regionName == null) {
StringBuilder errMessage = new StringBuilder();
if (key == null) {
String putMsg = " The input key for the 6.1 put request is null";
if (logger.warningEnabled())
logger.fine(servConn.getName() + ":" + putMsg);
errMessage.append(putMsg);
}
if (regionName == null) {
String putMsg = " The input region name for the 6.1 put request is null";
if (logger.warningEnabled())
logger.fine(servConn.getName() + ":" + putMsg);
errMessage.append(putMsg);
}
writeErrorResponse(msg, MessageType.PUT_DATA_ERROR,
errMessage.toString(), servConn);
servConn.setAsTrue(RESPONDED);
}
else {
LocalRegion region = (LocalRegion)crHelper.getRegion(regionName);
if (region == null) {
String reason = " was not found during 6.1 put request";
writeRegionDestroyedEx(msg, regionName, reason, servConn);
servConn.setAsTrue(RESPONDED);
}
else if (valuePart.isNull() && region.containsKey(key)) {
// Invalid to 'put' a null value in an existing key
String putMsg = " Attempted to 6.1 put a null value for existing key "
+ key;
if (logger.infoEnabled())
logger.fine(servConn.getName() + ":" + putMsg);
StringBuilder errMessage = new StringBuilder();
errMessage.append(putMsg);
writeErrorResponse(msg, MessageType.PUT_DATA_ERROR, errMessage
.toString(), servConn);
servConn.setAsTrue(RESPONDED);
}
else {
// try {
// this.eventId = (EventID)eventPart.getObject();
ByteBuffer eventIdPartsBuffer = ByteBuffer.wrap(eventPart
.getSerializedForm());
long threadId = EventID
.readEventIdPartsFromOptmizedByteArray(eventIdPartsBuffer);
long sequenceId = EventID
.readEventIdPartsFromOptmizedByteArray(eventIdPartsBuffer);
EventID eventId = new EventID(servConn.getEventMemberIDByteArray(),
threadId, sequenceId);
try {
Object value = null;
if (!isDelta) {
value = valuePart.getSerializedForm();
}
boolean isObject = valuePart.isObject();
boolean isMetaRegion = region.isUsedForMetaRegion();
msg.setMetaRegion(isMetaRegion);
AuthorizeRequest authzRequest = null;
if (!isMetaRegion) {
authzRequest = servConn.getAuthzRequest();
}
if (authzRequest != null) {
// TODO SW: This is to handle DynamicRegionFactory create
// calls. Rework this when the semantics of DynamicRegionFactory are
// cleaned up.
if (DynamicRegionFactory.regionIsDynamicRegionList(regionName)) {
authzRequest.createRegionAuthorize((String)key);
}
// Allow PUT operations on meta regions (bug #38961)
else {
PutOperationContext putContext = authzRequest.putAuthorize(
regionName, key, value, isObject, callbackArg);
value = putContext.getValue();
isObject = putContext.isObject();
callbackArg = putContext.getCallbackArg();
}
}
// If the value is 1 byte and the byte represents null,
// attempt to create the entry. This test needs to be
// moved to DataSerializer or DataSerializer.NULL needs
// to be publicly accessible.
boolean result = false;
if (value == null && !isDelta) {
// Create the null entry. Since the value is null, the value of the
// isObject
// the true after null doesn't matter and is not used.
result = region.basicBridgeCreate(key, null, true, callbackArg,
servConn.getProxyID(), true, new EntryEventImpl(eventId), false);
}
else {
// Put the entry
byte[] delta = null;
if (isDelta) {
delta = valuePart.getSerializedForm();
}
result = region.basicBridgePut(key, value, delta, isObject,
callbackArg, servConn.getProxyID(), true,
servConn.isGemFireXDSystem(), new EntryEventImpl(eventId));
}
if (result) {
servConn.setModificationInfo(true, regionName, key);
}
else {
String message = servConn.getName()
+ ": Failed to 6.1 put entry for region " + regionName
+ " key " + key + " value " + valuePart;
if (logger.infoEnabled())
logger.fine(message);
throw new Exception(message);
}
}
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 (InvalidDeltaException ide) {
if (logger.infoEnabled()) {
logger
.info(
LocalizedStrings.UpdateOperation_ERROR_APPLYING_DELTA_FOR_KEY_0_OF_REGION_1,
new Object[] { key, regionName });
}
writeException(msg, MessageType.PUT_DELTA_ERROR, ide, false, servConn);
servConn.setAsTrue(RESPONDED);
region.getCachePerfStats().incDeltaFullValuesRequested();
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 (ce instanceof GemFireSecurityException) {
// Fine logging for security exceptions since these are already
// logged by the security logger
if (logger.fineEnabled()) {
logger.fine(servConn.getName()
+ ": Unexpected Security exception", ce);
}
}
else if (logger.warningEnabled()) {
logger.fine(servConn.getName() + ": Unexpected Exception", ce);
}
return;
}
finally {
long oldStart = start;
start = DistributionStats.getStatTime();
stats.incProcessPutTime(start - oldStart);
}
// Increment statistics and write the reply
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));
}
else {
writeReply(msg, servConn);
}
}
else {
writeReply(msg, servConn);
}
servConn.setAsTrue(RESPONDED);
if (logger.fineEnabled()) {
logger.fine(servConn.getName() + ": Sent 6.1 put response back to "
+ servConn.getSocketString() + " for region " + regionName
+ " key " + key + " value " + valuePart);
}
stats.incWritePutResponseTime(DistributionStats.getStatTime() - start);
}
}
}
}