org.jmxtrans.agent

Class OutputWriterCircuitBreakerDecorator

java.lang.Object

org.jmxtrans.agent.OutputWriterCircuitBreakerDecorator

All Implemented Interfaces:

OutputWriter

public class OutputWriterCircuitBreakerDecorator
extends java.lang.Object
implements OutputWriter

Author:

Cyrille Le Clerc

Field Summary

Fields

Modifier and Type	Field and Description
protected OutputWriter	delegate
protected Logger	logger
static java.lang.String	SETTING_ENABLED

Constructor Summary

Constructors

Constructor and Description
OutputWriterCircuitBreakerDecorator(OutputWriter delegate)

Method Summary

Modifier and Type	Method and Description
void	incrementOutputWriterFailures()
void	incrementOutputWriterSuccess()
boolean	isDisabled()
void	postCollect() called after a serie of writes, typically at the end of a collection.
void	postConstruct(java.util.Map<java.lang.String,java.lang.String> settings)
void	preCollect() Called before metrics collection starts
void	preDestroy()
void	writeInvocationResult(java.lang.String invocationName, java.lang.Object value)
void	writeQueryResult(java.lang.String metricName, java.lang.String metricType, java.lang.Object value)

Methods inherited from class java.lang.Object

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

Field Detail

SETTING_ENABLED

public static final java.lang.String SETTING_ENABLED

See Also:

Constant Field Values

logger

protected final Logger logger

delegate

protected final OutputWriter delegate

Constructor Detail

OutputWriterCircuitBreakerDecorator

public OutputWriterCircuitBreakerDecorator(OutputWriter delegate)

Method Detail

postConstruct

public void postConstruct(java.util.Map<java.lang.String,java.lang.String> settings)

Specified by:

postConstruct in interface OutputWriter

preDestroy

public void preDestroy()

Specified by:

preDestroy in interface OutputWriter

preCollect

public void preCollect()
                throws java.io.IOException

Description copied from interface: OutputWriter

Called before metrics collection starts

Specified by:

preCollect in interface OutputWriter

Throws:

java.io.IOException

writeQueryResult

public void writeQueryResult(@Nonnull
                             java.lang.String metricName,
                             @Nullable
                             java.lang.String metricType,
                             @Nullable
                             java.lang.Object value)
                      throws java.io.IOException

Specified by:

writeQueryResult in interface OutputWriter

metricType - see Query.type

Throws:

java.io.IOException

writeInvocationResult

public void writeInvocationResult(java.lang.String invocationName,
                                  java.lang.Object value)
                           throws java.io.IOException

Specified by:

writeInvocationResult in interface OutputWriter

Throws:

java.io.IOException

postCollect

public void postCollect()
                 throws java.io.IOException

Description copied from interface: OutputWriter

called after a serie of writes, typically at the end of a collection.

Useful with batch writers.

Specified by:

postCollect in interface OutputWriter

Throws:

java.io.IOException

isDisabled

public boolean isDisabled()

incrementOutputWriterFailures

public void incrementOutputWriterFailures()

incrementOutputWriterSuccess

public void incrementOutputWriterSuccess()