sirius.tagliatelle.expression

Class Call

java.lang.Object

sirius.tagliatelle.expression.Call

All Implemented Interfaces:

Expression

Direct Known Subclasses:

MacroCall, MethodCall

public abstract class Call
extends Object
implements Expression

Represents an invocation with parameters.

Field Summary

Fields

Modifier and Type	Field and Description
static Expression[]	NO_ARGS A placeholder to represent "no arguments", which is preferred over null or creating an empty array each time.
protected Expression[]	parameterExpressions

Constructor Summary

Constructors

Constructor and Description
Call()

Method Summary

Modifier and Type	Method and Description
protected void	copyParametersTo(Call target)
boolean	isConstant() Determines if the expression is constant.
Expression	propagateVisitor(ExpressionVisitor visitor) Visits all child nodes and then the node itself.
void	setParameters(List<Expression> parameters) Applies the parameters to evaluate and pass the to invocation.

Methods inherited from class java.lang.Object

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

Methods inherited from interface sirius.tagliatelle.expression.Expression

copy, eval, getType, reduce

Field Detail

NO_ARGS

public static final Expression[] NO_ARGS

A placeholder to represent "no arguments", which is preferred over null or creating an empty array each time.

parameterExpressions

protected Expression[] parameterExpressions

Constructor Detail

Call

public Call()

Method Detail

propagateVisitor

public Expression propagateVisitor(ExpressionVisitor visitor)

Description copied from interface: Expression

Visits all child nodes and then the node itself.

Specified by:

propagateVisitor in interface Expression

Parameters:

visitor - the visitor to invoke for all child nodes and on the node itself

Returns:

the result of the invocation of the given visitor on this node

isConstant

public boolean isConstant()

Description copied from interface: Expression

Determines if the expression is constant.

Specified by:

isConstant in interface Expression

Returns:

true if the expression is constant, false otherwise

copyParametersTo

protected void copyParametersTo(Call target)

setParameters

public void setParameters(List<Expression> parameters)

Applies the parameters to evaluate and pass the to invocation.

Parameters:

parameters - the parameters to apply