com.bc.jexp.impl
Class AbstractFunction.D

java.lang.Object
  com.bc.jexp.impl.AbstractFunction
      com.bc.jexp.impl.AbstractFunction.D

All Implemented Interfaces:

Function

Enclosing class:

AbstractFunction

public abstract static class AbstractFunction.D
extends AbstractFunction

Nested Class Summary

Nested classes/interfaces inherited from class com.bc.jexp.impl.AbstractFunction

AbstractFunction.B, AbstractFunction.D, AbstractFunction.I

Constructor Summary

AbstractFunction.D(String name, int numArgs)

AbstractFunction.D(String name, int numArgs, int[] argTypes)

Method Summary

boolean	evalB(EvalEnv env, Term[] args) Evaluates this function to a double value.
int	evalI(EvalEnv env, Term[] args) Evaluates this function to an int value.

Methods inherited from class com.bc.jexp.impl.AbstractFunction

getArgType, getName, getNumArgs, getRetType

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.bc.jexp.Function

evalD

Constructor Detail

AbstractFunction.D

public AbstractFunction.D(String name,
                          int numArgs)

AbstractFunction.D

public AbstractFunction.D(String name,
                          int numArgs,
                          int[] argTypes)

Method Detail

evalB

public boolean evalB(EvalEnv env,
                     Term[] args)
              throws EvalException

Description copied from interface: Function

Evaluates this function to a double value.

Parameters:

env - the application dependant environment.

args - the (un-evaluated) arguments passed to the function

Returns:

a double value

Throws:

EvalException - if the evaluation fails

evalI

public int evalI(EvalEnv env,
                 Term[] args)
          throws EvalException

Description copied from interface: Function

Evaluates this function to an int value.

Parameters:

env - the application dependant environment.

args - the (un-evaluated) arguments passed to the function

Returns:

an int value

Throws:

EvalException - if the evaluation fails