org.apache.commons.jexl.util.introspection

Interface VelMethod

All Known Implementing Classes:

UberspectImpl.VelMethodImpl

public interface VelMethod

Method used for regular method invocation. $foo.bar()

Since:

1.0

Version:

$Id: VelMethod.java 398513 2006-05-01 03:42:52Z dion $

Author:

Geir Magnusson Jr.

Method Summary

Modifier and Type	Method and Description
java.lang.String	getMethodName() Gets the method name used.
java.lang.Class	getReturnType() returns the return type of the method invoked.
java.lang.Object	invoke(java.lang.Object o, java.lang.Object[] params) invocation method - called when the method invocation should be performed and a value returned.
boolean	isCacheable() specifies if this VelMethod is cacheable and able to be reused for this class of object it was returned for.

Method Detail

invoke

java.lang.Object invoke(java.lang.Object o,
                        java.lang.Object[] params)
                 throws java.lang.Exception

invocation method - called when the method invocation should be performed and a value returned.

Parameters:

o - the object

params - method parameters.

Returns:

the result

Throws:

java.lang.Exception - on any error.

isCacheable

boolean isCacheable()

specifies if this VelMethod is cacheable and able to be reused for this class of object it was returned for.

Returns:

true if can be reused for this class, false if not

getMethodName

java.lang.String getMethodName()

Gets the method name used.

Returns:

method name

getReturnType

java.lang.Class getReturnType()

returns the return type of the method invoked.

Returns:

return type