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java.lang.Objectcom.thoughtworks.proxy.toys.decorate.InvocationDecoratorSupport
public class InvocationDecoratorSupport
Identity implementation for a InvokerDecorator. The implementation will just pass through any values. Use this as base class for derived implementations, that do not override all of the methods.
Constructor Summary | |
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InvocationDecoratorSupport()
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Method Summary | |
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Object[] |
beforeMethodStarts(Object proxy,
Method method,
Object[] args)
Called before a method is invoked on an object, to possibly decorate the arguments being passed to the method invocation. |
Exception |
decorateInvocationException(Object proxy,
Method method,
Object[] args,
Exception cause)
Called when a method cannot be invoked, to possibly decorate the type of error. |
Object |
decorateResult(Object proxy,
Method method,
Object[] args,
Object result)
Called on the way back from a method invocation, to possibly decorate the result. |
Throwable |
decorateTargetException(Object proxy,
Method method,
Object[] args,
Throwable cause)
Called when a called method fails, to possibly decorate the type of error. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public InvocationDecoratorSupport()
Method Detail |
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public Object[] beforeMethodStarts(Object proxy, Method method, Object[] args)
InvocationDecorator
beforeMethodStarts
in interface InvocationDecorator
proxy
- the proxy the method will be invoked onmethod
- the method to be invokedargs
- the arguments being passed to the method
public Object decorateResult(Object proxy, Method method, Object[] args, Object result)
InvocationDecorator
decorateResult
in interface InvocationDecorator
proxy
- the proxy the method was be invoked onmethod
- the invoked methodargs
- the arguments passed to the methodresult
- the result of the method invocation
public Throwable decorateTargetException(Object proxy, Method method, Object[] args, Throwable cause)
InvocationDecorator
decorateTargetException
in interface InvocationDecorator
proxy
- the proxy the method was be invoked onmethod
- the invoked methodargs
- the arguments passed to the methodcause
- the original exception thrown
public Exception decorateInvocationException(Object proxy, Method method, Object[] args, Exception cause)
InvocationDecorator
decorateInvocationException
in interface InvocationDecorator
proxy
- the proxy the method was be invoked onmethod
- the invoked methodargs
- the arguments passed to the methodcause
- the original exception thrown
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