com.sun.javafx.fxml.expression

Class UnaryExpression<U,T>

java.lang.Object

com.sun.javafx.fxml.expression.Expression<T>

com.sun.javafx.fxml.expression.UnaryExpression<U,T>

public final class UnaryExpression<U,T>
extends Expression<T>

Abstract base class for unary expressions.

Constructor Summary

Constructors

Constructor and Description
UnaryExpression(Expression<U> operand, Function<U,T> evaluator)

Method Summary

Modifier and Type	Method and Description
T	evaluate(Object namespace) Evaluates the expression.
protected void	getArguments(List<KeyPath> arguments) Populates a list of arguments to this expression.
boolean	isDefined(Object namespace) Tests whether the expression is defined.
boolean	isLValue() Tests whether the expression represents an l-value (i.e.
void	update(Object namespace, T value) Updates the expression value.

Methods inherited from class com.sun.javafx.fxml.expression.Expression

add, add, add, add, and, and, and, and, divide, divide, divide, divide, equalTo, equalTo, equalTo, equalTo, get, get, getArguments, greaterThan, greaterThan, greaterThan, greaterThan, greaterThanOrEqualTo, greaterThanOrEqualTo, greaterThanOrEqualTo, greaterThanOrEqualTo, isDefined, isDefined, lessThan, lessThan, lessThan, lessThan, lessThanOrEqualTo, lessThanOrEqualTo, lessThanOrEqualTo, lessThanOrEqualTo, modulo, modulo, modulo, modulo, multiply, multiply, multiply, multiply, negate, negate, not, not, notEqualTo, notEqualTo, notEqualTo, notEqualTo, or, or, or, or, set, set, subtract, subtract, subtract, subtract, valueOf

Methods inherited from class java.lang.Object

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

Constructor Detail

UnaryExpression

public UnaryExpression(Expression<U> operand,
                       Function<U,T> evaluator)

Method Detail

evaluate

public T evaluate(Object namespace)

Description copied from class: Expression

Evaluates the expression.

Specified by:

evaluate in class Expression<T>

Parameters:

namespace - The namespace against which the expression will be evaluated.

Returns:

The result of evaluating the expression.

update

public void update(Object namespace,
                   T value)

Description copied from class: Expression

Updates the expression value.

Specified by:

update in class Expression<T>

Parameters:

namespace - The namespace against which the expression will be evaluated.

value - The value to assign to the expression.

isDefined

public boolean isDefined(Object namespace)

Description copied from class: Expression

Tests whether the expression is defined.

Specified by:

isDefined in class Expression<T>

Parameters:

namespace - The namespace against which the expression will be evaluated.

Returns:

true if the expression is defined; false, otherwise.

isLValue

public boolean isLValue()

Description copied from class: Expression

Tests whether the expression represents an l-value (i.e. can be assigned to).

Specified by:

isLValue in class Expression<T>

Returns:

true if the expression is an l-value; false, otherwise.

getArguments

protected void getArguments(List<KeyPath> arguments)

Description copied from class: Expression

Populates a list of arguments to this expression.

Specified by:

getArguments in class Expression<T>