/*
* 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.tier.sockets.command;
import java.io.IOException;
import org.apache.geode.cache.query.internal.cq.CqService;
import org.apache.geode.distributed.internal.DistributionStats;
import org.apache.geode.internal.cache.tier.CachedRegionHelper;
import org.apache.geode.internal.cache.tier.Command;
import org.apache.geode.internal.cache.tier.MessageType;
import org.apache.geode.internal.cache.tier.sockets.CacheServerStats;
import org.apache.geode.internal.cache.tier.sockets.Message;
import org.apache.geode.internal.cache.tier.sockets.ServerConnection;
public class GetCQStats extends BaseCQCommand {
private final static GetCQStats singleton = new GetCQStats();
public static Command getCommand() {
return singleton;
}
private GetCQStats() {}
@Override
public void cmdExecute(Message msg, ServerConnection servConn, long start) throws IOException {
CachedRegionHelper crHelper = servConn.getCachedRegionHelper();
CacheServerStats stats = servConn.getCacheServerStats();
servConn.setAsTrue(REQUIRES_RESPONSE);
servConn.setAsTrue(REQUIRES_CHUNKED_RESPONSE);
final boolean isDebugEnabled = logger.isDebugEnabled();
if (isDebugEnabled) {
logger.debug("{}: Received close all client CQs request from {}", servConn.getName(),
servConn.getSocketString());
}
// Retrieve the data from the message parts
String cqName = msg.getPart(0).getString();
if (isDebugEnabled) {
logger.debug("{}: Received close CQ request from {} cqName: {}", servConn.getName(),
servConn.getSocketString(), cqName);
}
// Process the query request
if (cqName == null) {
String err = "The cqName for the cq stats request is null";
sendCqResponse(MessageType.CQDATAERROR_MSG_TYPE, err, msg.getTransactionId(), null, servConn);
return;
}
this.securityService.authorizeClusterRead();
// Process the cq request
try {
// make sure the cqservice has been created
// since that is what registers the stats
CqService cqService = crHelper.getCache().getCqService();
cqService.start();
} catch (Exception e) {
String err = "Exception while Getting the CQ Statistics. ";
sendCqResponse(MessageType.CQ_EXCEPTION_TYPE, err, msg.getTransactionId(), e, servConn);
return;
}
// Send OK to client
sendCqResponse(MessageType.REPLY, "cq stats sent successfully.", msg.getTransactionId(), null,
servConn);
servConn.setAsTrue(RESPONDED);
{
long oldStart = start;
start = DistributionStats.getStatTime();
stats.incProcessGetCqStatsTime(start - oldStart);
}
}
}