Package com.c12e.cortex.profiles.intercept

Class TracingTimingMethodInterceptor

java.lang.Object

com.c12e.cortex.profiles.intercept.TracingTimingMethodInterceptor

All Implemented Interfaces:

CortexInterceptor, org.aopalliance.aop.Advice, org.aopalliance.intercept.Interceptor, org.aopalliance.intercept.MethodInterceptor

public class TracingTimingMethodInterceptor
extends java.lang.Object
implements CortexInterceptor

Intercepts proxied methods and prints a trace of invocations with call duration.

Cortex options specific to this interceptor: "spark.cortex.test.intercept.timing.outfile", see CORTEX_OUTPUT_FILENAME_OPTION

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	CORTEX_OUTPUT_FILENAME_OPTION	Key in Cortex config options for specifying the filename the call durations should be written too.
static java.lang.String	GUICE_ENHANCED

Constructor Summary

Constructors

Constructor	Description
TracingTimingMethodInterceptor()

Method Summary

Modifier and Type	Method	Description
java.lang.Object	invoke(org.aopalliance.intercept.MethodInvocation invocation)
void	postIntercept(java.util.Map<java.lang.String,java.lang.String> cortexSessionOptions)	Saves the captured method timings to an output file based on the given session option.
java.util.Map<java.lang.String,java.lang.String>	suggestedOptions(java.lang.String value)	Suggests default options for the interceptor.
void	writeFile(java.lang.String file)

Methods inherited from class java.lang.Object

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

Field Detail

GUICE_ENHANCED

public static final java.lang.String GUICE_ENHANCED

See Also:

Constant Field Values

CORTEX_OUTPUT_FILENAME_OPTION

public static final java.lang.String CORTEX_OUTPUT_FILENAME_OPTION

Key in Cortex config options for specifying the filename the call durations should be written too.

See Also:

Constant Field Values

Constructor Detail

TracingTimingMethodInterceptor

public TracingTimingMethodInterceptor()

Method Detail

invoke

public java.lang.Object invoke(org.aopalliance.intercept.MethodInvocation invocation)
                        throws java.lang.Throwable

Specified by:

invoke in interface org.aopalliance.intercept.MethodInterceptor

Throws:

java.lang.Throwable

suggestedOptions

public java.util.Map<java.lang.String,java.lang.String> suggestedOptions(java.lang.String value)

Description copied from interface: CortexInterceptor

Suggests default options for the interceptor.

Specified by:

suggestedOptions in interface CortexInterceptor

Parameters:

value - context dependent value for customization

Returns:

suggested default options

postIntercept

public void postIntercept(java.util.Map<java.lang.String,java.lang.String> cortexSessionOptions)

Saves the captured method timings to an output file based on the given session option. If "spark.cortex.test.intercept.timing.outfile" is not present in session options then an IllegalArgumentException.

Specified by:

postIntercept in interface CortexInterceptor

Parameters:

cortexSessionOptions - Configuration options from the CortexSession

writeFile

public void writeFile(java.lang.String file)
               throws java.io.IOException

Throws:

java.io.IOException