org.datadog.jmxfetch

Class Connection

java.lang.Object

org.datadog.jmxfetch.Connection

Direct Known Subclasses:

AttachApiConnection, JvmDirectConnection, RemoteConnection

public class Connection
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
protected JMXServiceURL	address
static String	CLOSED_CLIENT_CAUSE
protected Map<String,Object>	env
protected MBeanServerConnection	mbs

Constructor Summary

Constructors

Constructor and Description
Connection()

Method Summary

Modifier and Type	Method and Description
void	closeConnector() Closes the connector.
protected void	createConnection()
Object	getAttribute(ObjectName objectName, String attributeName) Gets attribute for matching bean and attribute name.
MBeanAttributeInfo[]	getAttributesForBean(ObjectName beanName) Gets attributes for matching bean name.
String	getClassNameForBean(ObjectName beanName) Gets class name for matching bean name.
boolean	isAlive() Returns a boolean describing if the connection is still alive.
Set<ObjectName>	queryNames(ObjectName name) Queries beans on specific scope.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

CLOSED_CLIENT_CAUSE

public static final String CLOSED_CLIENT_CAUSE

See Also:

Constant Field Values

mbs

protected MBeanServerConnection mbs

env

protected Map<String,Object> env

address

protected JMXServiceURL address

Constructor Detail

Connection

public Connection()

Method Detail

getAttributesForBean

public MBeanAttributeInfo[] getAttributesForBean(ObjectName beanName)
                                          throws InstanceNotFoundException,
                                                 IntrospectionException,
                                                 ReflectionException,
                                                 IOException

Gets attributes for matching bean name.

Throws:

InstanceNotFoundException

IntrospectionException

ReflectionException

IOException

getClassNameForBean

public String getClassNameForBean(ObjectName beanName)
                           throws InstanceNotFoundException,
                                  IntrospectionException,
                                  ReflectionException,
                                  IOException

Gets class name for matching bean name.

Throws:

InstanceNotFoundException

IntrospectionException

ReflectionException

IOException

queryNames

public Set<ObjectName> queryNames(ObjectName name)
                           throws IOException

Queries beans on specific scope. Returns set of matching query names..

Throws:

IOException

createConnection

protected void createConnection()
                         throws IOException

Throws:

IOException

getAttribute

public Object getAttribute(ObjectName objectName,
                           String attributeName)
                    throws AttributeNotFoundException,
                           InstanceNotFoundException,
                           MBeanException,
                           ReflectionException,
                           IOException

Gets attribute for matching bean and attribute name.

Throws:

AttributeNotFoundException

InstanceNotFoundException

MBeanException

ReflectionException

IOException

closeConnector

public void closeConnector()

Closes the connector.

isAlive

public boolean isAlive()

Returns a boolean describing if the connection is still alive.