bboss.org.apache.velocity.app.event

接口 MethodExceptionEventHandler

所有超级接口:

EventHandler

所有已知实现类:

PrintExceptions

public interface MethodExceptionEventHandler
extends EventHandler

Event handler called when a method throws an exception. This gives the application a chance to deal with it and either return something nice, or throw. Please return what you want rendered into the output stream.

嵌套类概要

嵌套类

限定符和类型	接口和说明
static class	MethodExceptionEventHandler.MethodExceptionExecutor Defines the execution strategy for methodException

方法概要

限定符和类型	方法和说明
java.lang.Object	methodException(java.lang.Class claz, java.lang.String method, java.lang.Exception e) Called when a method throws an exception.

方法详细资料

methodException

java.lang.Object methodException(java.lang.Class claz,
                                 java.lang.String method,
                                 java.lang.Exception e)
                          throws java.lang.Exception

Called when a method throws an exception. Only the first registered MethodExceptionEventHandler is called. If none are registered a MethodInvocationException is thrown.

参数:

claz - the class of the object the method is being applied to

method - the method

e - the thrown exception

返回:

an object to insert in the page

抛出:

java.lang.Exception - an exception to be thrown instead inserting an object