javax.interceptor
Interface InvocationContext

public interface InvocationContext

Context that is given to all interceptors (business or lifecycle) and that allow to get information on the current invocation.

Since:

EJB 3.0 version.

Author:

Florent Benoit

See Also:

EJB 3.0 specification

Method Summary

java.util.Map<java.lang.String,java.lang.Object>	getContextData()
java.lang.reflect.Method	getMethod()
java.lang.Object[]	getParameters()
java.lang.Object	getTarget()
java.lang.Object	proceed() Call the next interceptor in the chain (and at the end it is the intercepted method that is called).
void	setParameters(java.lang.Object[] params) Sets the parameters of the method that is intercepted.

Method Detail

getTarget

java.lang.Object getTarget()

Returns:

the object on which the intercepted method is called.

getMethod

java.lang.reflect.Method getMethod()

Returns:

the method that is intercepted (null for lifecycle interceptors).

getParameters

java.lang.Object[] getParameters()

Returns:

the parameters of the intercepted method (if any)

setParameters

void setParameters(java.lang.Object[] params)

Sets the parameters of the method that is intercepted.

Parameters:

params - the array of parameters.

getContextData

java.util.Map<java.lang.String,java.lang.Object> getContextData()

Returns:

a Map that is shared by all interceptors for a given method.

proceed

java.lang.Object proceed()
                         throws java.lang.Exception

Call the next interceptor in the chain (and at the end it is the intercepted method that is called).

Returns:

the result of the invocation on the intercepted method.

Throws:

java.lang.Exception - if method invocation fails.