Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
Assert |
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| 2.0;2 |
1 | /******************************************************************************* | |
2 | * Copyright (c) 2000, 2008 IBM Corporation and others. | |
3 | * All rights reserved. This program and the accompanying materials | |
4 | * are made available under the terms of the Eclipse Public License v1.0 | |
5 | * which accompanies this distribution, and is available at | |
6 | * http://www.eclipse.org/legal/epl-v10.html | |
7 | * | |
8 | * Contributors: | |
9 | * IBM Corporation - initial API and implementation | |
10 | *******************************************************************************/ | |
11 | package org.eclipse.swtbot.swt.finder.utils.internal; | |
12 | ||
13 | import org.eclipse.swtbot.swt.finder.exceptions.AssertionFailedException; | |
14 | ||
15 | /** | |
16 | * Copy of {@link org.eclipse.core.runtime.Assert}, moved here to reduce dependency on org.eclipse.equinox.common. | |
17 | * | |
18 | * @noinstantiate This class is not intended to be instantiated by clients. | |
19 | */ | |
20 | public final class Assert { | |
21 | /* This class is not intended to be instantiated. */ | |
22 | 0 | private Assert() { |
23 | // not allowed | |
24 | 0 | } |
25 | ||
26 | /** | |
27 | * Asserts that an argument is legal. If the given boolean is not <code>true</code>, an | |
28 | * <code>IllegalArgumentException</code> is thrown. | |
29 | * | |
30 | * @param expression the outcode of the check | |
31 | * @return <code>true</code> if the check passes (does not return if the check fails) | |
32 | * @exception IllegalArgumentException if the legality test failed | |
33 | */ | |
34 | public static boolean isLegal(boolean expression) { | |
35 | 0 | return isLegal(expression, ""); //$NON-NLS-1$ |
36 | } | |
37 | ||
38 | /** | |
39 | * Asserts that an argument is legal. If the given boolean is not <code>true</code>, an | |
40 | * <code>IllegalArgumentException</code> is thrown. The given message is included in that exception, to aid | |
41 | * debugging. | |
42 | * | |
43 | * @param expression the outcode of the check | |
44 | * @param message the message to include in the exception | |
45 | * @return <code>true</code> if the check passes (does not return if the check fails) | |
46 | * @exception IllegalArgumentException if the legality test failed | |
47 | */ | |
48 | public static boolean isLegal(boolean expression, Object message) { | |
49 | 120 | if (!expression) |
50 | 12 | throw new IllegalArgumentException(message.toString()); |
51 | 108 | return expression; |
52 | } | |
53 | ||
54 | /** | |
55 | * Asserts that the given object is not <code>null</code>. If this is not the case, some kind of unchecked exception | |
56 | * is thrown. | |
57 | * | |
58 | * @param object the value to test | |
59 | */ | |
60 | public static void isNotNull(Object object) { | |
61 | 3802 | isNotNull(object, ""); //$NON-NLS-1$ |
62 | 3802 | } |
63 | ||
64 | /** | |
65 | * Asserts that the given object is not <code>null</code>. If this is not the case, some kind of unchecked exception | |
66 | * is thrown. The given message is included in that exception, to aid debugging. | |
67 | * | |
68 | * @param object the value to test | |
69 | * @param message the message to include in the exception | |
70 | */ | |
71 | public static void isNotNull(Object object, Object message) { | |
72 | 3837 | if (object == null) |
73 | 0 | throw new AssertionFailedException("null argument: " + message); //$NON-NLS-1$ |
74 | 3837 | } |
75 | ||
76 | /** | |
77 | * Asserts that the given boolean is <code>true</code>. If this is not the case, some kind of unchecked exception is | |
78 | * thrown. | |
79 | * | |
80 | * @param expression the outcode of the check | |
81 | */ | |
82 | public static void isTrue(boolean expression) { | |
83 | 31 | isTrue(expression, ""); //$NON-NLS-1$ |
84 | 31 | } |
85 | ||
86 | /** | |
87 | * Asserts that the given boolean is <code>true</code>. If this is not the case, some kind of unchecked exception is | |
88 | * thrown. The given message is included in that exception, to aid debugging. | |
89 | * | |
90 | * @param expression the outcode of the check | |
91 | * @param message the message to include in the exception | |
92 | */ | |
93 | public static void isTrue(boolean expression, Object message) { | |
94 | 6516 | if (!expression) |
95 | 4 | throw new AssertionFailedException("assertion failed: " + message); //$NON-NLS-1$ |
96 | 6512 | } |
97 | ||
98 | /** | |
99 | * Asserts that the given list is not empty or null. If this is not the case, some kind of unchecked exception is | |
100 | * thrown. The given message is included in that exception, to aid debugging. | |
101 | * | |
102 | * @param expression the outcode of the check | |
103 | * @param message the message to include in the exception | |
104 | */ | |
105 | public static void isNotEmpty(Object... toCheck) { | |
106 | 15 | Assert.isNotNull(toCheck); |
107 | 15 | if (toCheck.length == 0) { |
108 | 1 | throw new AssertionFailedException("List cannot be empty or null."); |
109 | } | |
110 | 14 | } |
111 | } |