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 $

Method Summary

String	getMethodName() Gets the method name used.
Class	getReturnType() returns the return type of the method invoked.
Object	invoke(Object o, 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

public Object invoke(Object o,
                     Object[] params)
              throws 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:

Exception - on any error.

isCacheable

public 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

public String getMethodName()

Gets the method name used.

Returns:

method name

getReturnType

public Class getReturnType()

returns the return type of the method invoked.

Returns:

return type