1 /* 2 * Copyright (c) 2017, 2020, 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 myapp2; 27 28 import java.net.URL; 29 30 public class Util { 31 32 public static final URL getURL(Class clazz, String name) { 33 final String theName = name + ".fxml"; 34 final URL fxmlFile = clazz.getResource(theName); 35 if (fxmlFile == null) { 36 throw new AssertionError("(getURL()) unable to open: " + theName); 37 } 38 return fxmlFile; 39 } 40 41 public static void assertNull(String message, Object o) { 42 if (o != null) { 43 throw new AssertionError("(assertNull) " + message + ", expected null object, but was non-null"); 44 } 45 } 46 47 public static void assertNotNull(Object o) { 48 if (o == null) { 49 throw new AssertionError("(assertNotNull) expected non-null object, but was null"); 50 } 51 } 52 53 public static void assertEndsWith(String expected, String observed) { 54 if ((expected == null && observed != null) || !observed.endsWith(expected)) { 55 throw new AssertionError("(assertEndsWith) " + "expected: <" + expected + "> but was: <" + observed + ">"); 56 } 57 } 58 59 public static void assertStartsWith(String expected, String observed) { 60 if ((expected == null && observed != null) || !observed.startsWith(expected)) { 61 throw new AssertionError("(assertStartsWith) " + "expected: <" + expected + "> but was: <" + observed + ">"); 62 } 63 } 64 65 66 public static void assertSame(String message, Object expected, Object observed) { 67 if (expected != observed) { 68 throw new AssertionError("(assertSame) "+ message + ", expected: <" + expected + "> but was: <" + observed + ">"); 69 } 70 } 71 72 public static void assertTrue(String message, boolean cond) { 73 if (!cond) { 74 throw new AssertionError("(assertTrue): " + message); 75 } 76 } 77 78 public static void assertFalse(String message, boolean cond) { 79 if (cond) { 80 throw new AssertionError("(assertFalse): " + message); 81 } 82 } 83 84 public static void assertExists(String message, boolean cond) { 85 if (!cond) { 86 throw new AssertionError("(assertExists): " + message); 87 } 88 } 89 90 public static void assertNotExists(String message, boolean cond) { 91 if (cond) { 92 throw new AssertionError("(assertNotExists): " + message); 93 } 94 } 95 96 public static void assertType(String message, Class clz, Object obj) { 97 if (obj == null) { 98 throw new AssertionError("(assertType): " + message+": \"obj\" is null"); 99 } 100 else if (clz == null) { 101 throw new AssertionError("(assertType): " + message+": \"clz\" is null"); 102 } 103 104 if (! clz.isInstance(obj)) { 105 throw new AssertionError("(assertType): " + message 106 + ", object " + obj + 107 " is not an instance of class " + 108 clz + " -> " + clz.getName() + "]"); 109 } 110 } 111 112 private Util() { 113 } 114 }