MethodInvocationResult (Tapestry API - 5.7.2)乐学网一站式学习平台

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

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`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.