jpel.language
Class DeclarationNative

java.lang.Object
  |
  +--jpel.language.AbstractDeclaration
        |
        +--jpel.language.DeclarationFunction
              |
              +--jpel.language.DeclarationNative

All Implemented Interfaces:

Declaration

public class DeclarationNative

extends DeclarationFunction

Classe que permite a adição de funções nativas ao ambiente de execução.

Constructor Summary

DeclarationNative(jpel.language.ExpressionId module, jpel.language.ExpressionId name, jpel.language.Abstraction abstraction)

Method Summary

void	execute(jpel.language.Environment env) Executa a declaração no ambiente fornecido.
jpel.language.Declaration	rebuild(jpel.language.MapReplace map) Reconstroi uma declaraçao usando um mapeamento.
java.lang.String	toString()

Methods inherited from class jpel.language.DeclarationFunction

getAbstraction, setAbstraction

Methods inherited from class jpel.language.AbstractDeclaration

getDescription, getModule, getName, getType, setDescription, setModule, setName, setType

Methods inherited from class java.lang.Object

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

Constructor Detail

DeclarationNative

public DeclarationNative(jpel.language.ExpressionId module,
                         jpel.language.ExpressionId name,
                         jpel.language.Abstraction abstraction)
                  throws DeclarationException

Method Detail

execute

public void execute(jpel.language.Environment env)
             throws DeclarationException

Description copied from interface: Declaration

Executa a declaração no ambiente fornecido.

Specified by:

execute in interface Declaration

Overrides:

execute in class DeclarationFunction

Parameters:

env - O ambiente onde a declaração deve ser executada.

DeclarationException

rebuild

public jpel.language.Declaration rebuild(jpel.language.MapReplace map)

Description copied from interface: Declaration

Reconstroi uma declaraçao usando um mapeamento.

Specified by:

rebuild in interface Declaration

Overrides:

rebuild in class DeclarationFunction

Parameters:

map - O mapeamento da subsitituiçao.

Returns:

Uma declaração com as variáveis substituídas.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object