Java tutorial
/* * Copyright (c) 2011, 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 javafx.beans.property; /** * This class provides a full implementation of a {@link Property} wrapping a * {@code double} value. * * @see DoublePropertyBase * * @since JavaFX 2.0 */ public class SimpleDoubleProperty extends DoublePropertyBase { private static final Object DEFAULT_BEAN = null; private static final String DEFAULT_NAME = ""; private final Object bean; private final String name; /** * {@inheritDoc} */ @Override public Object getBean() { return bean; } /** * {@inheritDoc} */ @Override public String getName() { return name; } /** * The constructor of {@code DoubleProperty} */ public SimpleDoubleProperty() { this(DEFAULT_BEAN, DEFAULT_NAME); } /** * The constructor of {@code DoubleProperty} * * @param initialValue * the initial value of the wrapped value */ public SimpleDoubleProperty(double initialValue) { this(DEFAULT_BEAN, DEFAULT_NAME, initialValue); } /** * The constructor of {@code DoubleProperty} * * @param bean * the bean of this {@code DoubleProperty} * @param name * the name of this {@code DoubleProperty} */ public SimpleDoubleProperty(Object bean, String name) { this.bean = bean; this.name = (name == null) ? DEFAULT_NAME : name; } /** * The constructor of {@code DoubleProperty} * * @param bean * the bean of this {@code DoubleProperty} * @param name * the name of this {@code DoubleProperty} * @param initialValue * the initial value of the wrapped value */ public SimpleDoubleProperty(Object bean, String name, double initialValue) { super(initialValue); this.bean = bean; this.name = (name == null) ? DEFAULT_NAME : name; } }