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plp.expressions1

Class Programa

public class Programa
Classe que representa um programa na Linguagem de Expressoes 1.

Constructor Summary

public Programa( Expressao exp )
Construtor.

Method Summary

public Valor executar()
Executa um programa.

public Expressao getExpressao()
Metodo auxiliar que retorna a expressao que constitui o programa

public Tipo inferirTipo()
Verifica se um programa na LE1 esta bem tipado.

Constructor Detail

Programa

public Programa Programa( Expressao exp )

Construtor. Cria um objeto da classe Programa dada um expressao.

Parameters:: exp - expressao a partir da qual o programa sera construido

Method Detail

executar

public Valor executar()

Executa um programa.

Returns:: valor resultante da execucao de um programa

getExpressao

public Expressao getExpressao()

Metodo auxiliar que retorna a expressao que constitui o programa

Returns:: expressao que forma o programa

inferirTipo

public Tipo inferirTipo()

Verifica se um programa na LE1 esta bem tipado.

Returns:: true se o programa esta bem tipado, false caso contrario.

Throws:: ErroTipoException -

Created 2003 - 7 - 22

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