sirius.tagliatelle.expression

Class ConstantNull

java.lang.Object

sirius.tagliatelle.expression.ConstantExpression

sirius.tagliatelle.expression.ConstantNull

All Implemented Interfaces:

Expression

public class ConstantNull
extends ConstantExpression

Represents null as expression.

Field Summary

Fields

Modifier and Type	Field and Description
static ConstantNull	NULL Represents null as expression

Method Summary

Modifier and Type	Method and Description
Object	eval(LocalRenderContext ctx) Evaluates the expression into an object using the given context.
Class<?>	getType() Returns the Java class of the objects yielded by this expression.
String	toString()

Methods inherited from class sirius.tagliatelle.expression.ConstantExpression

copy, isConstant, propagateVisitor, reduce

Methods inherited from class java.lang.Object

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

Field Detail

NULL

public static final ConstantNull NULL

Represents null as expression

Method Detail

eval

public Object eval(LocalRenderContext ctx)

Description copied from interface: Expression

Evaluates the expression into an object using the given context.

Parameters:

ctx - the current rendering context

Returns:

the result of the evaluation

getType

public Class<?> getType()

Description copied from interface: Expression

Returns the Java class of the objects yielded by this expression.

Returns:

the type of objects created by this expression

toString

public String toString()

Overrides:

toString in class Object