1 /* 2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package javafx.beans.value; 27 28 /** 29 * A common interface of all sub-interfaces of {@link ObservableValue} that wrap 30 * a number. 31 * 32 * @see ObservableValue 33 * @see ObservableDoubleValue 34 * @see ObservableFloatValue 35 * @see ObservableIntegerValue 36 * @see ObservableLongValue 37 * 38 * 39 * @since JavaFX 2.0 40 */ 41 public interface ObservableNumberValue extends ObservableValue<Number> { 42 43 /** 44 * Returns the value of this {@code ObservableNumberValue} as an {@code int} 45 * . If the value is not an {@code int}, a standard cast is performed. 46 * 47 * @return The value of this {@code ObservableNumberValue} as an {@code int} 48 */ 49 int intValue(); 50 51 /** 52 * Returns the value of this {@code ObservableNumberValue} as a {@code long} 53 * . If the value is not a {@code long}, a standard cast is performed. 54 * 55 * @return The value of this {@code ObservableNumberValue} as a {@code long} 56 */ 57 long longValue(); 58 59 /** 60 * Returns the value of this {@code ObservableNumberValue} as a 61 * {@code float}. If the value is not a {@code float}, a standard cast is 62 * performed. 63 * 64 * @return The value of this {@code ObservableNumberValue} as a 65 * {@code float} 66 */ 67 float floatValue(); 68 69 /** 70 * Returns the value of this {@code ObservableNumberValue} as a 71 * {@code double}. If the value is not a {@code double}, a standard cast is 72 * performed. 73 * 74 * @return The value of this {@code ObservableNumberValue} as a 75 * {@code double} 76 */ 77 double doubleValue(); 78 79 }