AbstractPerformanceInterceptor (Apache Sirona Incubator 0.4-incubating-SNAPSHOT API)

java.lang.Object
- org.apache.sirona.aop.AbstractPerformanceInterceptor<T>

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

AopaliancePerformanceInterceptor, CounterListener, CxfJaxRsPerformanceHandler, PerformanceServerFilter, SironaAspect, SironaFilter, SironaInterceptor
```
public abstract class AbstractPerformanceInterceptor<T>
extends Object
implements Serializable
```
A method interceptor that compute method invocation performances.
Concrete implementation will adapt the method interception API to this class requirement.

See Also:
Serialized Form

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`protected static class`	`AbstractPerformanceInterceptor.ActivationContext` This class contains the activation/deactivation logic.
`static class`	`AbstractPerformanceInterceptor.Context` The handler for cases where interception is not possible and you need to pass the "before"object to be able to monitor.
`protected static class`	`AbstractPerformanceInterceptor.SerializableMethod`

Field Summary

Fields
Modifier and Type	Field and Description
`protected static ConcurrentMap<Object,AbstractPerformanceInterceptor.ActivationContext>`	`CONTEXTS`
`protected MonitorNameExtractor`	`monitorNameExtractor`

Constructor Summary

Constructors
Constructor and Description

AbstractPerformanceInterceptor()

Constructors
Constructor and Description
`AbstractPerformanceInterceptor()`

Method Summary

Methods
Modifier and Type	Method and Description
`protected AbstractPerformanceInterceptor.Context`	`before(T invocation, String name)`
`protected AbstractPerformanceInterceptor.ActivationContext`	`doFindContext(T invocation)`
`protected Object`	`doInvoke(T invocation)` API neutral method invocation
`protected Object`	`extractContextKey(T invocation)`
`protected String`	`getCounterName(Object instance, Method method)` Compute the counter name associated to this method invocation
`protected abstract String`	`getCounterName(T invocation)`
`protected Counter.Key`	`getKey(T invocation, String name)`
`protected AbstractPerformanceInterceptor.ActivationContext`	`getOrCreateContext(Object m)`
`protected Role`	`getRole()`
`protected boolean`	`isAdaptive()`
`protected AbstractPerformanceInterceptor.Context`	`newContext(T invocation, AbstractPerformanceInterceptor.ActivationContext context, StopWatch stopwatch)`
`protected abstract Object`	`proceed(T invocation)`
`protected AbstractPerformanceInterceptor.ActivationContext`	`putAndGetActivationContext(Object m, AbstractPerformanceInterceptor.ActivationContext newCtx)`
`void`	`setMonitorNameExtractor(MonitorNameExtractor monitorNameExtractor)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

CONTEXTS

protected static final ConcurrentMap<Object,AbstractPerformanceInterceptor.ActivationContext> CONTEXTS

monitorNameExtractor

protected MonitorNameExtractor monitorNameExtractor

Constructor Detail
- AbstractPerformanceInterceptor
```
public AbstractPerformanceInterceptor()
```

Method Detail

doInvoke

protected Object doInvoke(T invocation)
                   throws Throwable

API neutral method invocation

Throws:: Throwable

before

protected AbstractPerformanceInterceptor.Context before(T invocation,
                                            String name)

newContext

protected AbstractPerformanceInterceptor.Context newContext(T invocation,
                                                AbstractPerformanceInterceptor.ActivationContext context,
                                                StopWatch stopwatch)

getKey

protected Counter.Key getKey(T invocation,
                 String name)

isAdaptive
```
protected boolean isAdaptive()
```

extractContextKey

protected Object extractContextKey(T invocation)

getOrCreateContext

protected AbstractPerformanceInterceptor.ActivationContext getOrCreateContext(Object m)

putAndGetActivationContext

protected AbstractPerformanceInterceptor.ActivationContext putAndGetActivationContext(Object m,
                                                                          AbstractPerformanceInterceptor.ActivationContext newCtx)

doFindContext

protected AbstractPerformanceInterceptor.ActivationContext doFindContext(T invocation)

getRole
```
protected Role getRole()
```

proceed

protected abstract Object proceed(T invocation)
                           throws Throwable

Throws:: Throwable

getCounterName

protected abstract String getCounterName(T invocation)

getCounterName
```
protected String getCounterName(Object instance,
                    Method method)
```
Compute the counter name associated to this method invocation

Parameters:
method - method being invoked

Returns:
counter name. If null, nothing will be monitored

setMonitorNameExtractor

public void setMonitorNameExtractor(MonitorNameExtractor monitorNameExtractor)

Class AbstractPerformanceInterceptor<T>

Nested Class Summary

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

CONTEXTS

monitorNameExtractor

Constructor Detail

AbstractPerformanceInterceptor

Method Detail

doInvoke

before

newContext

getKey

isAdaptive

extractContextKey

getOrCreateContext

putAndGetActivationContext

doFindContext

getRole

proceed

getCounterName

getCounterName

setMonitorNameExtractor