org.apache.tapestry5.plastic
Interface MethodInvocationResult

All Known Subinterfaces:

MethodInvocation

All Known Implementing Classes:

AbstractMethodInvocation, FailureMethodInvocationResult, SuccessMethodInvocationResult

public interface MethodInvocationResult

The result of a method invocation, which encapsulates the actual return value (if any), as well as any checked exception.

Method Summary

boolean	didThrowCheckedException() Returns true if the method invocation threw a checked exception.
<T extends Throwable> T	getCheckedException(Class<T> exceptionType) Retrieves the checked exception assignable to the indicated type, or null if the invocation did not throw a checked exception or the thrown exception is not assignable.
Object	getReturnValue() Returns the actual value returned from the method invocation, if any.
void	rethrow() If the invocation threw a checked exception, then this method throws that exception wrapped as the cause of a new RuntimeException.

Method Detail

getReturnValue

Object getReturnValue()

Returns the actual value returned from the method invocation, if any. This will be null if the invocation threw a checked exception, or the method itself is void.

rethrow

void rethrow()

If the invocation threw a checked exception, then this method throws that exception wrapped as the cause of a new RuntimeException. Otherwise, this method does nothing.

didThrowCheckedException

boolean didThrowCheckedException()

Returns true if the method invocation threw a checked exception.

getCheckedException

<T extends Throwable> T getCheckedException(Class<T> exceptionType)

Retrieves the checked exception assignable to the indicated type, or null if the invocation did not throw a checked exception or the thrown exception is not assignable.