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First run of automatic package imports
author Frank Benoit <benoit@tionex.de>
date Sat, 14 Mar 2009 18:41:58 +0100
parents bc29606a740c
children
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2008 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module org.eclipse.jface.text.Assert;
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14 import org.eclipse.jface.text.IRepairableDocument;
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15 import org.eclipse.jface.text.AbstractDocument;
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16 import org.eclipse.jface.text.IDocumentPartitionerExtension3;
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17 import org.eclipse.jface.text.ConfigurableLineTracker;
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18 import org.eclipse.jface.text.IRegion;
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19 import org.eclipse.jface.text.TypedRegion;
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20 import org.eclipse.jface.text.IDocumentExtension2;
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21 import org.eclipse.jface.text.TypedPosition;
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22 import org.eclipse.jface.text.RewriteSessionEditProcessor;
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23 import org.eclipse.jface.text.SlaveDocumentEvent;
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24 import org.eclipse.jface.text.IDocumentExtension3;
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25 import org.eclipse.jface.text.IDocumentListener;
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26 import org.eclipse.jface.text.ISynchronizable;
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27 import org.eclipse.jface.text.DocumentEvent;
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28 import org.eclipse.jface.text.Position;
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29 import org.eclipse.jface.text.IRepairableDocumentExtension;
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30 import org.eclipse.jface.text.DocumentRewriteSessionType;
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31 import org.eclipse.jface.text.Region;
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32 import org.eclipse.jface.text.IDocumentExtension4;
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33 import org.eclipse.jface.text.BadLocationException;
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34 import org.eclipse.jface.text.TextMessages;
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35 import org.eclipse.jface.text.IDocumentPartitioningListenerExtension2;
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36 import org.eclipse.jface.text.IDocumentInformationMappingExtension;
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37 import org.eclipse.jface.text.IDocumentPartitioningListenerExtension;
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38 import org.eclipse.jface.text.ITextStore;
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39 import org.eclipse.jface.text.IDocumentPartitionerExtension;
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40 import org.eclipse.jface.text.DocumentRewriteSession;
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41 import org.eclipse.jface.text.IPositionUpdater;
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42 import org.eclipse.jface.text.ISlaveDocumentManagerExtension;
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43 import org.eclipse.jface.text.ILineTracker;
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44 import org.eclipse.jface.text.ListLineTracker;
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45 import org.eclipse.jface.text.IDocumentInformationMapping;
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46 import org.eclipse.jface.text.IDocumentRewriteSessionListener;
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47 import org.eclipse.jface.text.AbstractLineTracker;
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48 import org.eclipse.jface.text.DefaultLineTracker;
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49 import org.eclipse.jface.text.BadPositionCategoryException;
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50 import org.eclipse.jface.text.BadPartitioningException;
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51 import org.eclipse.jface.text.SequentialRewriteTextStore;
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52 import org.eclipse.jface.text.IDocumentInformationMappingExtension2;
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53 import org.eclipse.jface.text.DocumentPartitioningChangedEvent;
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54 import org.eclipse.jface.text.FindReplaceDocumentAdapter;
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55 import org.eclipse.jface.text.TextUtilities;
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56 import org.eclipse.jface.text.ISlaveDocumentManager;
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57 import org.eclipse.jface.text.IDocument;
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58 import org.eclipse.jface.text.ILineTrackerExtension;
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59 import org.eclipse.jface.text.IDocumentPartitioner;
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60 import org.eclipse.jface.text.GapTextStore;
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61 import org.eclipse.jface.text.Document;
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62 import org.eclipse.jface.text.IDocumentExtension;
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63 import org.eclipse.jface.text.IDocumentPartitioningListener;
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64 import org.eclipse.jface.text.CopyOnWriteTextStore;
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65 import org.eclipse.jface.text.DefaultPositionUpdater;
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66 import org.eclipse.jface.text.Line;
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67 import org.eclipse.jface.text.DocumentRewriteSessionEvent;
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68 import org.eclipse.jface.text.IDocumentPartitionerExtension2;
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69 import org.eclipse.jface.text.ITypedRegion;
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70 import org.eclipse.jface.text.TreeLineTracker;
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73
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74 import java.lang.all;
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75
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76
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77 /**
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78 * <code>Assert</code> is useful for for embedding runtime sanity checks
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79 * in code. The static predicate methods all test a condition and throw some
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80 * type of unchecked exception if the condition does not hold.
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81 * <p>
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82 * Assertion failure exceptions, like most runtime exceptions, are
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83 * thrown when something is misbehaving. Assertion failures are invariably
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84 * unspecified behavior; consequently, clients should never rely on
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85 * these being thrown (or not thrown). <b>If you find yourself in the
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86 * position where you need to catch an assertion failure, you have most
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87 * certainly written your program incorrectly.</b>
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88 * </p>
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89 * <p>
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90 * Note that an <code>assert</code> statement is slated to be added to the
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91 * Java language in JDK 1.4, rending this class obsolete.
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92 * </p>
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93 *
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94 * @deprecated As of 3.3, replaced by {@link org.eclipse.core.runtime.Assert}
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95 * @noinstantiate This class is not intended to be instantiated by clients.
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96 */
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97 public final class Assert {
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98
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99 /**
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100 * <code>AssertionFailedException</code> is a runtime exception thrown
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101 * by some of the methods in <code>Assert</code>.
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102 * <p>
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103 * This class is not declared public to prevent some misuses; programs that catch
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104 * or otherwise depend on assertion failures are susceptible to unexpected
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105 * breakage when assertions in the code are added or removed.
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106 * </p>
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107 * <p>
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108 * This class is not intended to be serialized.
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109 * </p>
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110 */
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111 private static class AssertionFailedException : RuntimeException {
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112
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113 /**
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114 * Serial version UID for this class.
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115 * <p>
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116 * Note: This class is not intended to be serialized.
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117 * </p>
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118 * @since 3.1
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119 */
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120 private static const long serialVersionUID= 3689918374733886002L;
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121
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122 /**
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123 * Constructs a new exception.
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124 */
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125 public this() {
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126 }
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127
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128 /**
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129 * Constructs a new exception with the given message.
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130 *
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131 * @param detail the detailed message
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132 */
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133 public this(String detail) {
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134 super(detail);
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135 }
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136 }
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137
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138 /* This class is not intended to be instantiated. */
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139 private this() {
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140 }
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141
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142 /**
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143 * Asserts that an argument is legal. If the given bool is
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144 * not <code>true</code>, an <code>IllegalArgumentException</code>
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145 * is thrown.
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146 *
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147 * @param expression the outcome of the check
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148 * @return <code>true</code> if the check passes (does not return
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149 * if the check fails)
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150 * @exception IllegalArgumentException if the legality test failed
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151 */
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152 public static bool isLegal(bool expression) {
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153 // succeed as quickly as possible
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154 if (expression) {
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155 return true;
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156 }
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157 return isLegal(expression, "");//$NON-NLS-1$
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158 }
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159
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160 /**
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161 * Asserts that an argument is legal. If the given bool is
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162 * not <code>true</code>, an <code>IllegalArgumentException</code>
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163 * is thrown.
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164 * The given message is included in that exception, to aid debugging.
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165 *
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166 * @param expression the outcome of the check
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167 * @param message the message to include in the exception
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168 * @return <code>true</code> if the check passes (does not return
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169 * if the check fails)
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170 * @exception IllegalArgumentException if the legality test failed
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171 */
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172 public static bool isLegal(bool expression, String message) {
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173 if (!expression)
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174 throw new IllegalArgumentException("assertion failed; " ~ message); //$NON-NLS-1$
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175 return expression;
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176 }
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177
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178 /**
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179 * Asserts that the given object is not <code>null</code>. If this
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180 * is not the case, some kind of unchecked exception is thrown.
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181 * <p>
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182 * As a general rule, parameters passed to API methods must not be
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183 * <code>null</code> unless <b>explicitly</b> allowed in the method's
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184 * specification. Similarly, results returned from API methods are never
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185 * <code>null</code> unless <b>explicitly</b> allowed in the method's
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186 * specification. Implementations are encouraged to make regular use of
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187 * <code>Assert.isNotNull</code> to ensure that <code>null</code>
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188 * parameters are detected as early as possible.
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189 * </p>
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190 *
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191 * @param object the value to test
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192 * @exception RuntimeException an unspecified unchecked exception if the object
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193 * is <code>null</code>
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194 */
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195 public static void isNotNull(Object object) {
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196 // succeed as quickly as possible
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197 if (object !is null) {
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198 return;
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199 }
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200 isNotNull(object, "");//$NON-NLS-1$
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201 }
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202
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203 /**
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204 * Asserts that the given object is not <code>null</code>. If this
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205 * is not the case, some kind of unchecked exception is thrown.
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206 * The given message is included in that exception, to aid debugging.
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207 * <p>
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208 * As a general rule, parameters passed to API methods must not be
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209 * <code>null</code> unless <b>explicitly</b> allowed in the method's
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210 * specification. Similarly, results returned from API methods are never
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211 * <code>null</code> unless <b>explicitly</b> allowed in the method's
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212 * specification. Implementations are encouraged to make regular use of
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213 * <code>Assert.isNotNull</code> to ensure that <code>null</code>
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214 * parameters are detected as early as possible.
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215 * </p>
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216 *
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217 * @param object the value to test
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218 * @param message the message to include in the exception
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219 * @exception RuntimeException an unspecified unchecked exception if the object
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220 * is <code>null</code>
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221 */
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222 public static void isNotNull(Object object, String message) {
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223 if (object is null)
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224 throw new AssertionFailedException("null argument;" ~ message);//$NON-NLS-1$
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225 }
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226
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227 /**
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228 * Asserts that the given bool is <code>true</code>. If this
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229 * is not the case, some kind of unchecked exception is thrown.
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230 *
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231 * @param expression the outcome of the check
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232 * @return <code>true</code> if the check passes (does not return
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233 * if the check fails)
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234 */
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235 public static bool isTrue(bool expression) {
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236 // succeed as quickly as possible
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237 if (expression) {
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238 return true;
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239 }
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240 return isTrue(expression, "");//$NON-NLS-1$
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241 }
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242
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243 /**
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244 * Asserts that the given bool is <code>true</code>. If this
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245 * is not the case, some kind of unchecked exception is thrown.
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246 * The given message is included in that exception, to aid debugging.
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247 *
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248 * @param expression the outcome of the check
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249 * @param message the message to include in the exception
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250 * @return <code>true</code> if the check passes (does not return
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251 * if the check fails)
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252 */
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253 public static bool isTrue(bool expression, String message) {
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254 if (!expression)
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255 throw new AssertionFailedException("Assertion failed: "~message);//$NON-NLS-1$
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256 return expression;
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257 }
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258 }