org.gvsig.tools.operations

Class AbstractOperation

java.lang.Object

org.gvsig.tools.operations.AbstractOperation

public abstract class AbstractOperation
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
protected String	description
protected String	name

Constructor Summary

Constructors

Constructor and Description
AbstractOperation(String name, String descrption)

Method Summary

Modifier and Type	Method and Description
int	getCode() Get the operation code associated to this operation.
String	getDescription()
String	getName()
abstract Object	invoke(Object self, OperationContext context) Invokes this operation in the context.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

name

protected String name

description

protected String description

Constructor Detail

AbstractOperation

public AbstractOperation(String name,
                         String descrption)

Method Detail

getName

public String getName()

getDescription

public String getDescription()

getCode

public int getCode()
            throws OperationNotSupportedException

Get the operation code associated to this operation. Overwrite this method for optimize.

Returns:

the operation code

Throws:

OperationNotSupportedException

invoke

public abstract Object invoke(Object self,
                              OperationContext context)
                       throws OperationException

Invokes this operation in the context.

Parameters:

self - the object to which apply this operation

ctx - Parameter container

Returns:

Place-holder object that may contain any specific return value.

Throws:

OperationException - The implementation is responsible to throw this exception when needed.