plp.expressions1.expression.Expressao Interface Reference

Inherited by plp.expressions1.expression.ExpBinaria, plp.expressions1.expression.ExpUnaria, and plp.expressions1.expression.Valor.

Inheritance diagram for plp.expressions1.expression.Expressao:

[legend]List of all members.

Public Member Functions
Valor	avaliar ()
boolean	checaTipo ()
Tipo	getTipo ()

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Detailed Description

Uma expressao é a unidade basica na Linguagem de Expressoes.

Definition at line 8 of file Expressao.java.

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Member Function Documentation

Valor plp.expressions1.expression.Expressao.avaliar

(

)

Avalia a expressao retornando seu Valor.

Implemented in plp.expressions1.expression.ExpAnd, plp.expressions1.expression.ExpConcat, plp.expressions1.expression.ExpEquals, plp.expressions1.expression.ExpLength, plp.expressions1.expression.ExpMenos, plp.expressions1.expression.ExpNot, plp.expressions1.expression.ExpOr, plp.expressions1.expression.ExpSoma, plp.expressions1.expression.ExpSub, and plp.expressions1.expression.ValorConcreto< T >.

Referenced by plp.expressions1.Programa.executar().

boolean plp.expressions1.expression.Expressao.checaTipo

(

)

Realiza a verificacao de tipos desta expressao.

Returns:

true se os tipos da expressao sao validos; false caso contrario.

Implemented in plp.expressions1.expression.ExpBinaria, plp.expressions1.expression.ExpUnaria, and plp.expressions1.expression.ValorConcreto< T >.

Referenced by plp.expressions1.Programa.checaTipo(), and plp.expressions1.expression.ExpUnaria.checaTipo().

Tipo plp.expressions1.expression.Expressao.getTipo

(

)

Retorna os tipos possiveis desta expressao.

Returns:

os tipos possiveis desta expressao.

Implemented in plp.expressions1.expression.ExpAnd, plp.expressions1.expression.ExpConcat, plp.expressions1.expression.ExpEquals, plp.expressions1.expression.ExpLength, plp.expressions1.expression.ExpMenos, plp.expressions1.expression.ExpNot, plp.expressions1.expression.ExpOr, plp.expressions1.expression.ExpSoma, and plp.expressions1.expression.ExpSub.

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The documentation for this interface was generated from the following file:

• C:/temp/PLP/eclipse/workspace/ProjetoJava1.5_2006.1/src/plp/expressions1/expression/Expressao.java

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