scylla-jmx/src/main/java/org/apache/cassandra/net/MessagingService.java

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/*
* 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.
*/
/*
* Copyright 2015 Cloudius Systems
*
* Modified by Cloudius Systems
*/
package org.apache.cassandra.net;
import java.lang.management.ManagementFactory;
import java.net.*;
import java.util.*;
import java.util.Map.Entry;
import javax.management.MBeanServer;
import javax.management.ObjectName;
import com.cloudius.urchin.api.APIClient;
public final class MessagingService implements MessagingServiceMBean {
public static final String MBEAN_NAME = "org.apache.cassandra.net:type=MessagingService";
private static final java.util.logging.Logger logger = java.util.logging.Logger
.getLogger(MessagingService.class.getName());
private APIClient c = new APIClient();
private final ObjectName jmxObjectName;
public void log(String str) {
System.out.println(str);
logger.info(str);
}
public MessagingService() {
MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
try {
jmxObjectName = new ObjectName(MBEAN_NAME);
mbs.registerMBean(this, jmxObjectName);
// mbs.registerMBean(StreamManager.instance, new ObjectName(
// StreamManager.OBJECT_NAME));
} catch (Exception e) {
throw new RuntimeException(e);
}
}
static MessagingService instance = new MessagingService();
public static MessagingService getInstance() {
return instance;
}
/**
* Pending tasks for Command(Mutations, Read etc) TCP Connections
*/
public Map<String, Integer> getCommandPendingTasks() {
log(" getCommandPendingTasks()");
return c.getMapStringIntegerValue("/messaging_service/messages/pending");
}
/**
* Completed tasks for Command(Mutations, Read etc) TCP Connections
*/
public Map<String, Long> getCommandCompletedTasks() {
System.out.println("getCommandCompletedTasks!");
Map<String, Long> res = c
.getListMapStringLongValue("/messaging_service/messages/sent");
return res;
}
/**
* Dropped tasks for Command(Mutations, Read etc) TCP Connections
*/
public Map<String, Long> getCommandDroppedTasks() {
log(" getCommandDroppedTasks()");
return c.getMapStringLongValue("/messaging_service/messages/dropped");
}
/**
* Pending tasks for Response(GOSSIP & RESPONSE) TCP Connections
*/
public Map<String, Integer> getResponsePendingTasks() {
log(" getResponsePendingTasks()");
return c.getMapStringIntegerValue("/messaging_service/messages/respond_pending");
}
/**
* Completed tasks for Response(GOSSIP & RESPONSE) TCP Connections
*/
public Map<String, Long> getResponseCompletedTasks() {
log(" getResponseCompletedTasks()");
return c.getMapStringLongValue("/messaging_service/messages/respond_completed");
}
/**
* dropped message counts for server lifetime
*/
public Map<String, Integer> getDroppedMessages() {
log(" getDroppedMessages()");
return c.getMapStringIntegerValue("/messaging_service/messages/dropped");
}
/**
* dropped message counts since last called
*/
public Map<String, Integer> getRecentlyDroppedMessages() {
log(" getRecentlyDroppedMessages()");
return c.getMapStringIntegerValue("");
}
/**
* Total number of timeouts happened on this node
*/
public long getTotalTimeouts() {
log(" getTotalTimeouts()");
Map<String, Long> timeouts = getTimeoutsPerHost();
long res = 0;
for (Entry<String, Long> t : timeouts.entrySet()) {
res += t.getValue();
}
return res;
}
/**
* Number of timeouts per host
*/
public Map<String, Long> getTimeoutsPerHost() {
log(" getTimeoutsPerHost()");
return c.getMapStringLongValue("/messaging_service/messages/timeout");
}
/**
* Number of timeouts since last check.
*/
public long getRecentTotalTimouts() {
log(" getRecentTotalTimouts()");
return c.getLongValue("");
}
/**
* Number of timeouts since last check per host.
*/
public Map<String, Long> getRecentTimeoutsPerHost() {
log(" getRecentTimeoutsPerHost()");
return c.getMapStringLongValue("");
}
public int getVersion(String address) throws UnknownHostException {
log(" getVersion(String address) throws UnknownHostException");
return c.getIntValue("");
}
}