net.sf.mmm.util.pojo.descriptor.api.accessor
Interface PojoPropertyAccessorIndexedNonArg

All Superinterfaces:

PojoAttributeName, PojoPropertyAccessor

All Known Implementing Classes:

PojoPropertyAccessorIndexedNonArgMethod, PojoPropertyAccessorProxyGetIndexed

public interface PojoPropertyAccessorIndexedNonArg
extends PojoPropertyAccessor

This is the interface for a property-accessor that allows to perform something (e.g. get or remove) for a given index of an indexed property.

Since:

1.1.0

Author:

Joerg Hohwiller (hohwille at users.sourceforge.net)

Method Summary

PojoPropertyAccessorIndexedNonArgMode	getMode() This method gets the mode of this accessor.
Object	invoke(Object pojoInstance, int index) This method invokes the according property-method of pojoInstance with the given arguments.

Methods inherited from interface net.sf.mmm.util.pojo.descriptor.api.accessor.PojoPropertyAccessor

getAccessibleObject, getDeclaringClass, getModifiers, getPropertyClass, getPropertyType, getReturnClass, getReturnType

Methods inherited from interface net.sf.mmm.util.pojo.descriptor.api.attribute.PojoAttributeName

getName

Method Detail

getMode

PojoPropertyAccessorIndexedNonArgMode getMode()

This method gets the mode of this accessor.

Specified by:

getMode in interface PojoPropertyAccessor

Returns:

the access mode.

invoke

Object invoke(Object pojoInstance,
              int index)
              throws ReflectionException

This method invokes the according property-method of pojoInstance with the given arguments.

Parameters:

pojoInstance - is the instance of the POJO where to access the property. Has to be an instance of the type from where this accessor was created for.

index - is the position in the indexed property (e.g. where to get or remove an item).

Returns:

the result of the invocation. Will be null if void (e.g. remove method).

Throws:

ReflectionException - if the underlying accessor caused an error during reflection.