org.esa.snap.core.jexp

Class Term.Call

java.lang.Object

org.esa.snap.core.jexp.Term

org.esa.snap.core.jexp.Term.Call

Enclosing class:

Term

public static final class Term.Call
extends Term

A call of a (or reference to a) Function.

Nested Class Summary

Nested classes/interfaces inherited from class org.esa.snap.core.jexp.Term

Term.Add, Term.AndB, Term.AndI, Term.Assign, Term.Binary, Term.BinaryB, Term.BinaryI, Term.BinaryN, Term.Call, Term.Cond, Term.Const, Term.ConstB, Term.ConstD, Term.ConstI, Term.ConstS, Term.Div, Term.EqB, Term.EqD, Term.EqI, Term.GeD, Term.GeI, Term.GtD, Term.GtI, Term.LeD, Term.LeI, Term.LtD, Term.LtI, Term.Mod, Term.Mul, Term.Neg, Term.NEqB, Term.NEqD, Term.NEqI, Term.NotB, Term.NotI, Term.Op, Term.OrB, Term.OrI, Term.Ref, Term.Sub, Term.Unary, Term.UnaryB, Term.UnaryI, Term.UnaryN, Term.XOrI

Field Summary

Fields

Modifier and Type	Field and Description
protected Term[]	args
protected Function	function

Fields inherited from class org.esa.snap.core.jexp.Term

TYPE_B, TYPE_D, TYPE_I, TYPE_S

Constructor Summary

Constructors

Constructor and Description
Call(Function function, Term... args)

Method Summary

Modifier and Type	Method and Description
<T> T	accept(TermVisitor<T> visitor) Visitor support.
int	compare(Term other)
boolean	evalB(EvalEnv env) Evaluates this term to a boolean value.
double	evalD(EvalEnv env) Evaluates this term to a double value.
int	evalI(EvalEnv env) Evaluates this term to an int value.
Term	getArg()
Term	getArg(int index)
int	getArgCount()
Term[]	getArgs()
Term[]	getChildren() Returns an array of terms which are children of this term.
Function	getFunction()
int	getRetType() Gets the term's "natural" return type.
boolean	isConst()
int	pre()
String	toString() Returns a string representation of this term which can be used for debugging.

Methods inherited from class org.esa.snap.core.jexp.Term

evalS, isB, isD, isI, isN, isS, toB, toB, toD, toI, toI, toS, toS, toS

Methods inherited from class java.lang.Object

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

Field Detail

function

protected final Function function

args

protected final Term[] args

Constructor Detail

Call

public Call(Function function,
            Term... args)

Method Detail

getRetType

public int getRetType()

Description copied from class: Term

Gets the term's "natural" return type.

Specified by:

getRetType in class Term

Returns:

the type, should always be one of the TYPE_X constants defined in this class.

getFunction

public Function getFunction()

getArgCount

public int getArgCount()

getArg

public Term getArg()

getArg

public Term getArg(int index)

getArgs

public Term[] getArgs()

evalB

public boolean evalB(EvalEnv env)

Description copied from class: Term

Evaluates this term to a boolean value.

Specified by:

evalB in class Term

Parameters:

env - the application dependant environment.

Returns:

a boolean value

evalI

public int evalI(EvalEnv env)

Description copied from class: Term

Evaluates this term to an int value.

Specified by:

evalI in class Term

Parameters:

env - the application dependant environment.

Returns:

an int value

evalD

public double evalD(EvalEnv env)

Description copied from class: Term

Evaluates this term to a double value.

Specified by:

evalD in class Term

Parameters:

env - the application dependant environment.

Returns:

a double value

getChildren

public Term[] getChildren()

Description copied from class: Term

Returns an array of terms which are children of this term.

Overrides:

getChildren in class Term

Returns:

an array of terms, never null but can be empty

toString

public String toString()

Description copied from class: Term

Returns a string representation of this term which can be used for debugging.

Specified by:

toString in class Term

accept

public <T> T accept(TermVisitor<T> visitor)

Description copied from class: Term

Visitor support.

Specified by:

accept in class Term

Parameters:

visitor - A visitor.

isConst

public boolean isConst()

Specified by:

isConst in class Term

Returns:

true, if this term evaluates to the same constant value regardless of any EvalEnv, even null.

compare

public int compare(Term other)

Specified by:

compare in class Term

pre

public int pre()

Specified by:

pre in class Term