com.sun.javafx.binding.IntegerConstant Maven / Gradle / Ivy
/*
* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.sun.javafx.binding;
import javafx.beans.InvalidationListener;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableIntegerValue;
/**
* A simple IntegerExpression that represents a single constant value.
*/
public final class IntegerConstant implements ObservableIntegerValue {
private final int value;
private IntegerConstant(int value) {
this.value = value;
}
public static IntegerConstant valueOf(int value) {
return new IntegerConstant(value);
}
@Override
public int get() {
return value;
}
@Override
public Integer getValue() {
return value;
}
@Override
public void addListener(InvalidationListener observer) {
// no-op
}
@Override
public void addListener(ChangeListener super Number> listener) {
// no-op
}
@Override
public void removeListener(InvalidationListener observer) {
// no-op
}
@Override
public void removeListener(ChangeListener super Number> listener) {
// no-op
}
@Override
public int intValue() {
return value;
}
@Override
public long longValue() {
return value;
}
@Override
public float floatValue() {
return value;
}
@Override
public double doubleValue() {
return value;
}
}