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1 /* |
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2 * Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package com.sun.tools.doclets.internal.toolkit.util; |
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27 |
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28 import java.io.*; |
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29 import java.lang.annotation.Documented; |
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30 import java.lang.annotation.ElementType; |
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31 import java.lang.annotation.Target; |
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32 import java.text.Collator; |
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33 import java.util.*; |
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34 |
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35 import javax.tools.StandardLocation; |
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36 |
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37 import com.sun.javadoc.*; |
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38 import com.sun.javadoc.AnnotationDesc.ElementValuePair; |
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39 import com.sun.tools.doclets.internal.toolkit.*; |
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40 import com.sun.tools.javac.util.StringUtils; |
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41 |
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42 /** |
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43 * Utilities Class for Doclets. |
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44 * |
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45 * <p><b>This is NOT part of any supported API. |
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46 * If you write code that depends on this, you do so at your own risk. |
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47 * This code and its internal interfaces are subject to change or |
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48 * deletion without notice.</b> |
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49 * |
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50 * @author Atul M Dambalkar |
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51 * @author Jamie Ho |
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52 */ |
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53 public class Utils { |
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54 /** |
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55 * Return array of class members whose documentation is to be generated. |
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56 * If the member is deprecated do not include such a member in the |
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57 * returned array. |
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58 * |
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59 * @param members Array of members to choose from. |
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60 * @return ProgramElementDoc[] Array of eligible members for whom |
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61 * documentation is getting generated. |
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62 */ |
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63 public ProgramElementDoc[] excludeDeprecatedMembers( |
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64 ProgramElementDoc[] members) { |
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65 return |
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66 toProgramElementDocArray(excludeDeprecatedMembersAsList(members)); |
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67 } |
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68 |
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69 /** |
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70 * Return array of class members whose documentation is to be generated. |
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71 * If the member is deprecated do not include such a member in the |
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72 * returned array. |
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73 * |
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74 * @param members Array of members to choose from. |
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75 * @return List List of eligible members for whom |
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76 * documentation is getting generated. |
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77 */ |
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78 public List<ProgramElementDoc> excludeDeprecatedMembersAsList( |
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79 ProgramElementDoc[] members) { |
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80 List<ProgramElementDoc> list = new ArrayList<>(); |
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81 for (ProgramElementDoc member : members) { |
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82 if (member.tags("deprecated").length == 0) { |
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83 list.add(member); |
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84 } |
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85 } |
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86 Collections.sort(list); |
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87 return list; |
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88 } |
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89 |
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90 /** |
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91 * Return the list of ProgramElementDoc objects as Array. |
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92 */ |
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93 public ProgramElementDoc[] toProgramElementDocArray(List<ProgramElementDoc> list) { |
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94 ProgramElementDoc[] pgmarr = new ProgramElementDoc[list.size()]; |
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95 for (int i = 0; i < list.size(); i++) { |
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96 pgmarr[i] = list.get(i); |
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97 } |
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98 return pgmarr; |
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99 } |
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100 |
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101 /** |
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102 * Return true if a non-public member found in the given array. |
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103 * |
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104 * @param members Array of members to look into. |
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105 * @return boolean True if non-public member found, false otherwise. |
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106 */ |
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107 public boolean nonPublicMemberFound(ProgramElementDoc[] members) { |
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108 for (ProgramElementDoc member : members) { |
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109 if (!member.isPublic()) { |
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110 return true; |
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111 } |
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112 } |
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113 return false; |
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114 } |
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115 |
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116 /** |
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117 * Search for the given method in the given class. |
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118 * |
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119 * @param cd Class to search into. |
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120 * @param method Method to be searched. |
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121 * @return MethodDoc Method found, null otherwise. |
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122 */ |
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123 public MethodDoc findMethod(ClassDoc cd, MethodDoc method) { |
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124 MethodDoc[] methods = cd.methods(); |
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125 for (MethodDoc m : methods) { |
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126 if (executableMembersEqual(method, m)) { |
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127 return m; |
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128 |
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129 } |
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130 } |
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131 return null; |
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132 } |
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133 |
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134 /** |
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135 * @param member1 the first method to compare. |
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136 * @param member2 the second method to compare. |
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137 * @return true if member1 overrides/hides or is overriden/hidden by member2. |
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138 */ |
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139 public boolean executableMembersEqual(ExecutableMemberDoc member1, |
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140 ExecutableMemberDoc member2) { |
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141 if (! (member1 instanceof MethodDoc && member2 instanceof MethodDoc)) |
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142 return false; |
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143 |
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144 MethodDoc method1 = (MethodDoc) member1; |
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145 MethodDoc method2 = (MethodDoc) member2; |
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146 if (method1.isStatic() && method2.isStatic()) { |
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147 Parameter[] targetParams = method1.parameters(); |
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148 Parameter[] currentParams; |
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149 if (method1.name().equals(method2.name()) && |
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150 (currentParams = method2.parameters()).length == |
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151 targetParams.length) { |
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152 int j; |
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153 for (j = 0; j < targetParams.length; j++) { |
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154 if (! (targetParams[j].typeName().equals( |
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155 currentParams[j].typeName()) || |
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156 currentParams[j].type() instanceof TypeVariable || |
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157 targetParams[j].type() instanceof TypeVariable)) { |
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158 break; |
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159 } |
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160 } |
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161 if (j == targetParams.length) { |
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162 return true; |
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163 } |
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164 } |
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165 return false; |
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166 } else { |
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167 return method1.overrides(method2) || |
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168 method2.overrides(method1) || |
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169 member1 == member2; |
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170 } |
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171 } |
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172 |
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173 /** |
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174 * According to |
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175 * <cite>The Java™ Language Specification</cite>, |
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176 * all the outer classes and static inner classes are core classes. |
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177 */ |
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178 public boolean isCoreClass(ClassDoc cd) { |
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179 return cd.containingClass() == null || cd.isStatic(); |
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180 } |
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181 |
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182 public boolean matches(ProgramElementDoc doc1, |
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183 ProgramElementDoc doc2) { |
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184 if (doc1 instanceof ExecutableMemberDoc && |
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185 doc2 instanceof ExecutableMemberDoc) { |
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186 ExecutableMemberDoc ed1 = (ExecutableMemberDoc)doc1; |
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187 ExecutableMemberDoc ed2 = (ExecutableMemberDoc)doc2; |
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188 return executableMembersEqual(ed1, ed2); |
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189 } else { |
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190 return doc1.name().equals(doc2.name()); |
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191 } |
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192 } |
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193 |
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194 /** |
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195 * Copy the given directory contents from the source package directory |
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196 * to the generated documentation directory. For example for a package |
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197 * java.lang this method find out the source location of the package using |
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198 * {@link SourcePath} and if given directory is found in the source |
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199 * directory structure, copy the entire directory, to the generated |
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200 * documentation hierarchy. |
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201 * |
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202 * @param configuration The configuration of the current doclet. |
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203 * @param path The relative path to the directory to be copied. |
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204 * @param dir The original directory name to copy from. |
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205 * @param overwrite Overwrite files if true. |
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206 */ |
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207 public void copyDocFiles(Configuration configuration, PackageDoc pd) { |
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208 copyDocFiles(configuration, DocPath.forPackage(pd).resolve(DocPaths.DOC_FILES)); |
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209 } |
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210 |
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211 public void copyDocFiles(Configuration configuration, DocPath dir) { |
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212 try { |
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213 boolean first = true; |
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214 for (DocFile f : DocFile.list(configuration, StandardLocation.SOURCE_PATH, dir)) { |
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215 if (!f.isDirectory()) { |
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216 continue; |
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217 } |
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218 DocFile srcdir = f; |
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219 DocFile destdir = DocFile.createFileForOutput(configuration, dir); |
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220 if (srcdir.isSameFile(destdir)) { |
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221 continue; |
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222 } |
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223 |
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224 for (DocFile srcfile: srcdir.list()) { |
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225 DocFile destfile = destdir.resolve(srcfile.getName()); |
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226 if (srcfile.isFile()) { |
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227 if (destfile.exists() && !first) { |
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228 configuration.message.warning((SourcePosition) null, |
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229 "doclet.Copy_Overwrite_warning", |
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230 srcfile.getPath(), destdir.getPath()); |
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231 } else { |
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232 configuration.message.notice( |
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233 "doclet.Copying_File_0_To_Dir_1", |
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234 srcfile.getPath(), destdir.getPath()); |
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235 destfile.copyFile(srcfile); |
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236 } |
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237 } else if (srcfile.isDirectory()) { |
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238 if (configuration.copydocfilesubdirs |
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239 && !configuration.shouldExcludeDocFileDir(srcfile.getName())) { |
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240 copyDocFiles(configuration, dir.resolve(srcfile.getName())); |
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241 } |
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242 } |
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243 } |
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244 |
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245 first = false; |
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246 } |
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247 } catch (SecurityException | IOException exc) { |
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248 throw new DocletAbortException(exc); |
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249 } |
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250 } |
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251 |
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252 /** |
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253 * We want the list of types in alphabetical order. However, types are not |
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254 * comparable. We need a comparator for now. |
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255 */ |
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256 private static class TypeComparator implements Comparator<Type> { |
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257 public int compare(Type type1, Type type2) { |
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258 return type1.qualifiedTypeName().compareToIgnoreCase( |
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259 type2.qualifiedTypeName()); |
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260 } |
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261 } |
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262 |
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263 /** |
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264 * For the class return all implemented interfaces including the |
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265 * superinterfaces of the implementing interfaces, also iterate over for |
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266 * all the superclasses. For interface return all the extended interfaces |
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267 * as well as superinterfaces for those extended interfaces. |
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268 * |
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269 * @param type type whose implemented or |
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270 * super interfaces are sought. |
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271 * @param configuration the current configuration of the doclet. |
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272 * @param sort if true, return list of interfaces sorted alphabetically. |
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273 * @return List of all the required interfaces. |
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274 */ |
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275 public List<Type> getAllInterfaces(Type type, |
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276 Configuration configuration, boolean sort) { |
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277 Map<ClassDoc,Type> results = sort ? |
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278 new TreeMap<ClassDoc,Type>() : |
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279 new LinkedHashMap<ClassDoc,Type>(); |
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280 Type[] interfaceTypes = null; |
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281 Type superType = null; |
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282 if (type instanceof ParameterizedType) { |
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283 interfaceTypes = ((ParameterizedType) type).interfaceTypes(); |
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284 superType = ((ParameterizedType) type).superclassType(); |
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285 } else if (type instanceof ClassDoc) { |
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286 interfaceTypes = ((ClassDoc) type).interfaceTypes(); |
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287 superType = ((ClassDoc) type).superclassType(); |
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288 } else { |
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289 interfaceTypes = type.asClassDoc().interfaceTypes(); |
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290 superType = type.asClassDoc().superclassType(); |
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291 } |
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292 |
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293 for (Type interfaceType : interfaceTypes) { |
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294 ClassDoc interfaceClassDoc = interfaceType.asClassDoc(); |
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295 if (!(interfaceClassDoc.isPublic() || |
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296 (configuration == null || |
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297 isLinkable(interfaceClassDoc, configuration)))) { |
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298 continue; |
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299 } |
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300 results.put(interfaceClassDoc, interfaceType); |
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301 for (Type t : getAllInterfaces(interfaceType, configuration, sort)) { |
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302 results.put(t.asClassDoc(), t); |
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303 } |
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304 } |
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305 if (superType == null) |
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306 return new ArrayList<>(results.values()); |
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307 //Try walking the tree. |
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308 addAllInterfaceTypes(results, |
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309 superType, |
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310 interfaceTypesOf(superType), |
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311 false, configuration); |
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312 List<Type> resultsList = new ArrayList<>(results.values()); |
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313 if (sort) { |
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314 Collections.sort(resultsList, new TypeComparator()); |
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315 } |
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316 return resultsList; |
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317 } |
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318 |
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319 private Type[] interfaceTypesOf(Type type) { |
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320 if (type instanceof AnnotatedType) |
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321 type = ((AnnotatedType)type).underlyingType(); |
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322 return type instanceof ClassDoc ? |
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323 ((ClassDoc)type).interfaceTypes() : |
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324 ((ParameterizedType)type).interfaceTypes(); |
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325 } |
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326 |
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327 public List<Type> getAllInterfaces(Type type, Configuration configuration) { |
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328 return getAllInterfaces(type, configuration, true); |
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329 } |
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330 |
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331 private void findAllInterfaceTypes(Map<ClassDoc,Type> results, ClassDoc c, boolean raw, |
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332 Configuration configuration) { |
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333 Type superType = c.superclassType(); |
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334 if (superType == null) |
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335 return; |
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336 addAllInterfaceTypes(results, superType, |
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337 interfaceTypesOf(superType), |
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338 raw, configuration); |
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339 } |
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340 |
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341 private void findAllInterfaceTypes(Map<ClassDoc,Type> results, ParameterizedType p, |
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342 Configuration configuration) { |
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343 Type superType = p.superclassType(); |
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344 if (superType == null) |
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345 return; |
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346 addAllInterfaceTypes(results, superType, |
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347 interfaceTypesOf(superType), |
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348 false, configuration); |
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349 } |
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350 |
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351 private void addAllInterfaceTypes(Map<ClassDoc,Type> results, Type type, |
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352 Type[] interfaceTypes, boolean raw, |
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353 Configuration configuration) { |
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354 for (Type interfaceType : interfaceTypes) { |
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355 ClassDoc interfaceClassDoc = interfaceType.asClassDoc(); |
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356 if (!(interfaceClassDoc.isPublic() || |
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357 (configuration != null && |
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358 isLinkable(interfaceClassDoc, configuration)))) { |
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359 continue; |
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360 } |
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361 if (raw) |
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362 interfaceType = interfaceType.asClassDoc(); |
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363 results.put(interfaceClassDoc, interfaceType); |
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364 List<Type> superInterfaces = getAllInterfaces(interfaceType, configuration); |
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365 for (Type superInterface : superInterfaces) { |
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366 results.put(superInterface.asClassDoc(), superInterface); |
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367 } |
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368 } |
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369 if (type instanceof AnnotatedType) |
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370 type = ((AnnotatedType)type).underlyingType(); |
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371 |
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372 if (type instanceof ParameterizedType) |
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373 findAllInterfaceTypes(results, (ParameterizedType) type, configuration); |
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374 else if (((ClassDoc) type).typeParameters().length == 0) |
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375 findAllInterfaceTypes(results, (ClassDoc) type, raw, configuration); |
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376 else |
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377 findAllInterfaceTypes(results, (ClassDoc) type, true, configuration); |
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378 } |
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379 |
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380 /** |
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381 * Enclose in quotes, used for paths and filenames that contains spaces |
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382 */ |
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383 public String quote(String filepath) { |
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384 return ("\"" + filepath + "\""); |
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385 } |
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386 |
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387 /** |
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388 * Given a package, return its name. |
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389 * @param packageDoc the package to check. |
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390 * @return the name of the given package. |
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391 */ |
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392 public String getPackageName(PackageDoc packageDoc) { |
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393 return packageDoc == null || packageDoc.name().length() == 0 ? |
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394 DocletConstants.DEFAULT_PACKAGE_NAME : packageDoc.name(); |
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395 } |
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396 |
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397 /** |
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398 * Given a package, return its file name without the extension. |
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399 * @param packageDoc the package to check. |
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400 * @return the file name of the given package. |
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401 */ |
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402 public String getPackageFileHeadName(PackageDoc packageDoc) { |
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403 return packageDoc == null || packageDoc.name().length() == 0 ? |
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404 DocletConstants.DEFAULT_PACKAGE_FILE_NAME : packageDoc.name(); |
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405 } |
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406 |
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407 /** |
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408 * Given a string, replace all occurrences of 'newStr' with 'oldStr'. |
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409 * @param originalStr the string to modify. |
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410 * @param oldStr the string to replace. |
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411 * @param newStr the string to insert in place of the old string. |
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412 */ |
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413 public String replaceText(String originalStr, String oldStr, |
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414 String newStr) { |
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415 if (oldStr == null || newStr == null || oldStr.equals(newStr)) { |
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416 return originalStr; |
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417 } |
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418 return originalStr.replace(oldStr, newStr); |
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419 } |
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420 |
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421 /** |
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422 * Given an annotation, return true if it should be documented and false |
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423 * otherwise. |
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424 * |
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425 * @param annotationDoc the annotation to check. |
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426 * |
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427 * @return true return true if it should be documented and false otherwise. |
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428 */ |
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429 public boolean isDocumentedAnnotation(AnnotationTypeDoc annotationDoc) { |
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430 for (AnnotationDesc anno : annotationDoc.annotations()) { |
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431 if (anno.annotationType().qualifiedName().equals( |
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432 Documented.class.getName())) { |
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433 return true; |
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434 } |
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435 } |
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436 return false; |
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437 } |
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438 |
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439 private boolean isDeclarationTarget(AnnotationDesc targetAnno) { |
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440 // The error recovery steps here are analogous to TypeAnnotations |
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441 ElementValuePair[] elems = targetAnno.elementValues(); |
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442 if (elems == null |
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443 || elems.length != 1 |
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444 || !"value".equals(elems[0].element().name()) |
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445 || !(elems[0].value().value() instanceof AnnotationValue[])) |
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446 return true; // error recovery |
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447 |
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448 for (AnnotationValue aValue : (AnnotationValue[])elems[0].value().value()) { |
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449 Object value = aValue.value(); |
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450 if (!(value instanceof FieldDoc)) |
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451 return true; // error recovery |
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452 |
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453 FieldDoc eValue = (FieldDoc) value; |
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454 if (isJava5DeclarationElementType(eValue)) { |
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455 return true; |
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456 } |
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457 } |
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458 |
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459 return false; |
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460 } |
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461 |
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462 /** |
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463 * Returns true if the {@code annotationDoc} is to be treated |
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464 * as a declaration annotation, when targeting the |
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465 * {@code elemType} element type. |
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466 * |
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467 * @param annotationDoc the annotationDoc to check |
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468 * @param elemType the targeted elemType |
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469 * @return true if annotationDoc is a declaration annotation |
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470 */ |
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471 public boolean isDeclarationAnnotation(AnnotationTypeDoc annotationDoc, |
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472 boolean isJava5DeclarationLocation) { |
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473 if (!isJava5DeclarationLocation) |
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474 return false; |
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475 AnnotationDesc[] annotationDescList = annotationDoc.annotations(); |
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476 // Annotations with no target are treated as declaration as well |
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477 if (annotationDescList.length==0) |
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478 return true; |
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479 for (AnnotationDesc anno : annotationDescList) { |
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480 if (anno.annotationType().qualifiedName().equals( |
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481 Target.class.getName())) { |
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482 if (isDeclarationTarget(anno)) |
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483 return true; |
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484 } |
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485 } |
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486 return false; |
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487 } |
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488 |
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489 /** |
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490 * Return true if this class is linkable and false if we can't link to the |
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491 * desired class. |
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492 * <br> |
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493 * <b>NOTE:</b> You can only link to external classes if they are public or |
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494 * protected. |
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495 * |
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496 * @param classDoc the class to check. |
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497 * @param configuration the current configuration of the doclet. |
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498 * |
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499 * @return true if this class is linkable and false if we can't link to the |
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500 * desired class. |
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501 */ |
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502 public boolean isLinkable(ClassDoc classDoc, |
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503 Configuration configuration) { |
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504 return |
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505 ((classDoc.isIncluded() && configuration.isGeneratedDoc(classDoc))) || |
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506 (configuration.extern.isExternal(classDoc) && |
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507 (classDoc.isPublic() || classDoc.isProtected())); |
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508 } |
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509 |
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510 /** |
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511 * Given a class, return the closest visible super class. |
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512 * |
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513 * @param classDoc the class we are searching the parent for. |
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514 * @param configuration the current configuration of the doclet. |
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515 * @return the closest visible super class. Return null if it cannot |
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516 * be found (i.e. classDoc is java.lang.Object). |
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517 */ |
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518 public Type getFirstVisibleSuperClass(ClassDoc classDoc, |
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519 Configuration configuration) { |
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520 if (classDoc == null) { |
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521 return null; |
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522 } |
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523 Type sup = classDoc.superclassType(); |
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524 ClassDoc supClassDoc = classDoc.superclass(); |
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525 while (sup != null && |
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526 (! (supClassDoc.isPublic() || |
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527 isLinkable(supClassDoc, configuration))) ) { |
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528 if (supClassDoc.superclass().qualifiedName().equals(supClassDoc.qualifiedName())) |
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529 break; |
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530 sup = supClassDoc.superclassType(); |
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531 supClassDoc = supClassDoc.superclass(); |
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532 } |
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533 if (classDoc.equals(supClassDoc)) { |
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534 return null; |
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535 } |
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536 return sup; |
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537 } |
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538 |
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539 /** |
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540 * Given a class, return the closest visible super class. |
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541 * |
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542 * @param classDoc the class we are searching the parent for. |
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543 * @param configuration the current configuration of the doclet. |
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544 * @return the closest visible super class. Return null if it cannot |
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545 * be found (i.e. classDoc is java.lang.Object). |
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546 */ |
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547 public ClassDoc getFirstVisibleSuperClassCD(ClassDoc classDoc, |
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548 Configuration configuration) { |
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549 if (classDoc == null) { |
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550 return null; |
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551 } |
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552 ClassDoc supClassDoc = classDoc.superclass(); |
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553 while (supClassDoc != null && |
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554 (! (supClassDoc.isPublic() || |
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555 isLinkable(supClassDoc, configuration))) ) { |
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556 supClassDoc = supClassDoc.superclass(); |
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557 } |
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558 if (classDoc.equals(supClassDoc)) { |
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559 return null; |
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560 } |
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561 return supClassDoc; |
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562 } |
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563 |
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564 /** |
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565 * Given a ClassDoc, return the name of its type (Class, Interface, etc.). |
|
566 * |
|
567 * @param cd the ClassDoc to check. |
|
568 * @param lowerCaseOnly true if you want the name returned in lower case. |
|
569 * If false, the first letter of the name is capitalized. |
|
570 * @return |
|
571 */ |
|
572 public String getTypeName(Configuration config, |
|
573 ClassDoc cd, boolean lowerCaseOnly) { |
|
574 String typeName = ""; |
|
575 if (cd.isOrdinaryClass()) { |
|
576 typeName = "doclet.Class"; |
|
577 } else if (cd.isInterface()) { |
|
578 typeName = "doclet.Interface"; |
|
579 } else if (cd.isException()) { |
|
580 typeName = "doclet.Exception"; |
|
581 } else if (cd.isError()) { |
|
582 typeName = "doclet.Error"; |
|
583 } else if (cd.isAnnotationType()) { |
|
584 typeName = "doclet.AnnotationType"; |
|
585 } else if (cd.isEnum()) { |
|
586 typeName = "doclet.Enum"; |
|
587 } |
|
588 return config.getText( |
|
589 lowerCaseOnly ? StringUtils.toLowerCase(typeName) : typeName); |
|
590 } |
|
591 |
|
592 /** |
|
593 * Replace all tabs in a string with the appropriate number of spaces. |
|
594 * The string may be a multi-line string. |
|
595 * @param configuration the doclet configuration defining the setting for the |
|
596 * tab length. |
|
597 * @param text the text for which the tabs should be expanded |
|
598 * @return the text with all tabs expanded |
|
599 */ |
|
600 public String replaceTabs(Configuration configuration, String text) { |
|
601 if (!text.contains("\t")) |
|
602 return text; |
|
603 |
|
604 final int tabLength = configuration.sourcetab; |
|
605 final String whitespace = configuration.tabSpaces; |
|
606 final int textLength = text.length(); |
|
607 StringBuilder result = new StringBuilder(textLength); |
|
608 int pos = 0; |
|
609 int lineLength = 0; |
|
610 for (int i = 0; i < textLength; i++) { |
|
611 char ch = text.charAt(i); |
|
612 switch (ch) { |
|
613 case '\n': case '\r': |
|
614 lineLength = 0; |
|
615 break; |
|
616 case '\t': |
|
617 result.append(text, pos, i); |
|
618 int spaceCount = tabLength - lineLength % tabLength; |
|
619 result.append(whitespace, 0, spaceCount); |
|
620 lineLength += spaceCount; |
|
621 pos = i + 1; |
|
622 break; |
|
623 default: |
|
624 lineLength++; |
|
625 } |
|
626 } |
|
627 result.append(text, pos, textLength); |
|
628 return result.toString(); |
|
629 } |
|
630 |
|
631 public String normalizeNewlines(String text) { |
|
632 StringBuilder sb = new StringBuilder(); |
|
633 final int textLength = text.length(); |
|
634 final String NL = DocletConstants.NL; |
|
635 int pos = 0; |
|
636 for (int i = 0; i < textLength; i++) { |
|
637 char ch = text.charAt(i); |
|
638 switch (ch) { |
|
639 case '\n': |
|
640 sb.append(text, pos, i); |
|
641 sb.append(NL); |
|
642 pos = i + 1; |
|
643 break; |
|
644 case '\r': |
|
645 sb.append(text, pos, i); |
|
646 sb.append(NL); |
|
647 if (i + 1 < textLength && text.charAt(i + 1) == '\n') |
|
648 i++; |
|
649 pos = i + 1; |
|
650 break; |
|
651 } |
|
652 } |
|
653 sb.append(text, pos, textLength); |
|
654 return sb.toString(); |
|
655 } |
|
656 |
|
657 /** |
|
658 * The documentation for values() and valueOf() in Enums are set by the |
|
659 * doclet. |
|
660 */ |
|
661 public void setEnumDocumentation(Configuration configuration, |
|
662 ClassDoc classDoc) { |
|
663 for (MethodDoc currentMethod : classDoc.methods()) { |
|
664 if (currentMethod.name().equals("values") && |
|
665 currentMethod.parameters().length == 0) { |
|
666 StringBuilder sb = new StringBuilder(); |
|
667 sb.append(configuration.getText("doclet.enum_values_doc.main", classDoc.name())); |
|
668 sb.append("\n@return "); |
|
669 sb.append(configuration.getText("doclet.enum_values_doc.return")); |
|
670 currentMethod.setRawCommentText(sb.toString()); |
|
671 } else if (currentMethod.name().equals("valueOf") && |
|
672 currentMethod.parameters().length == 1) { |
|
673 Type paramType = currentMethod.parameters()[0].type(); |
|
674 if (paramType != null && |
|
675 paramType.qualifiedTypeName().equals(String.class.getName())) { |
|
676 StringBuilder sb = new StringBuilder(); |
|
677 sb.append(configuration.getText("doclet.enum_valueof_doc.main", classDoc.name())); |
|
678 sb.append("\n@param name "); |
|
679 sb.append(configuration.getText("doclet.enum_valueof_doc.param_name")); |
|
680 sb.append("\n@return "); |
|
681 sb.append(configuration.getText("doclet.enum_valueof_doc.return")); |
|
682 sb.append("\n@throws IllegalArgumentException "); |
|
683 sb.append(configuration.getText("doclet.enum_valueof_doc.throws_ila")); |
|
684 sb.append("\n@throws NullPointerException "); |
|
685 sb.append(configuration.getText("doclet.enum_valueof_doc.throws_npe")); |
|
686 currentMethod.setRawCommentText(sb.toString()); |
|
687 } |
|
688 } |
|
689 } |
|
690 } |
|
691 |
|
692 /** |
|
693 * Return true if the given Doc is deprecated. |
|
694 * |
|
695 * @param doc the Doc to check. |
|
696 * @return true if the given Doc is deprecated. |
|
697 */ |
|
698 public boolean isDeprecated(Doc doc) { |
|
699 if (doc.tags("deprecated").length > 0) { |
|
700 return true; |
|
701 } |
|
702 AnnotationDesc[] annotationDescList; |
|
703 if (doc instanceof PackageDoc) |
|
704 annotationDescList = ((PackageDoc)doc).annotations(); |
|
705 else |
|
706 annotationDescList = ((ProgramElementDoc)doc).annotations(); |
|
707 for (AnnotationDesc anno : annotationDescList) { |
|
708 if (anno.annotationType().qualifiedName().equals( |
|
709 Deprecated.class.getName())) { |
|
710 return true; |
|
711 } |
|
712 } |
|
713 return false; |
|
714 } |
|
715 |
|
716 /** |
|
717 * A convenience method to get property name from the name of the |
|
718 * getter or setter method. |
|
719 * @param name name of the getter or setter method. |
|
720 * @return the name of the property of the given setter of getter. |
|
721 */ |
|
722 public String propertyNameFromMethodName(Configuration configuration, String name) { |
|
723 String propertyName = null; |
|
724 if (name.startsWith("get") || name.startsWith("set")) { |
|
725 propertyName = name.substring(3); |
|
726 } else if (name.startsWith("is")) { |
|
727 propertyName = name.substring(2); |
|
728 } |
|
729 if ((propertyName == null) || propertyName.isEmpty()){ |
|
730 return ""; |
|
731 } |
|
732 return propertyName.substring(0, 1).toLowerCase(configuration.getLocale()) |
|
733 + propertyName.substring(1); |
|
734 } |
|
735 |
|
736 /** |
|
737 * In case of JavaFX mode on, filters out classes that are private, |
|
738 * package private or having the @treatAsPrivate annotation. Those are not |
|
739 * documented in JavaFX mode. |
|
740 * |
|
741 * @param classes array of classes to be filtered. |
|
742 * @param javafx set to true if in JavaFX mode. |
|
743 * @return list of filtered classes. |
|
744 */ |
|
745 public ClassDoc[] filterOutPrivateClasses(final ClassDoc[] classes, |
|
746 boolean javafx) { |
|
747 if (!javafx) { |
|
748 return classes; |
|
749 } |
|
750 final List<ClassDoc> filteredOutClasses = new ArrayList<>(classes.length); |
|
751 for (ClassDoc classDoc : classes) { |
|
752 if (classDoc.isPrivate() || classDoc.isPackagePrivate()) { |
|
753 continue; |
|
754 } |
|
755 Tag[] aspTags = classDoc.tags("treatAsPrivate"); |
|
756 if (aspTags != null && aspTags.length > 0) { |
|
757 continue; |
|
758 } |
|
759 filteredOutClasses.add(classDoc); |
|
760 } |
|
761 |
|
762 return filteredOutClasses.toArray(new ClassDoc[0]); |
|
763 } |
|
764 |
|
765 /** |
|
766 * Test whether the given FieldDoc is one of the declaration annotation ElementTypes |
|
767 * defined in Java 5. |
|
768 * Instead of testing for one of the new enum constants added in Java 8, test for |
|
769 * the old constants. This prevents bootstrapping problems. |
|
770 * |
|
771 * @param elt The FieldDoc to test |
|
772 * @return true, iff the given ElementType is one of the constants defined in Java 5 |
|
773 * @since 1.8 |
|
774 */ |
|
775 public boolean isJava5DeclarationElementType(FieldDoc elt) { |
|
776 return elt.name().contentEquals(ElementType.ANNOTATION_TYPE.name()) || |
|
777 elt.name().contentEquals(ElementType.CONSTRUCTOR.name()) || |
|
778 elt.name().contentEquals(ElementType.FIELD.name()) || |
|
779 elt.name().contentEquals(ElementType.LOCAL_VARIABLE.name()) || |
|
780 elt.name().contentEquals(ElementType.METHOD.name()) || |
|
781 elt.name().contentEquals(ElementType.PACKAGE.name()) || |
|
782 elt.name().contentEquals(ElementType.PARAMETER.name()) || |
|
783 elt.name().contentEquals(ElementType.TYPE.name()); |
|
784 } |
|
785 |
|
786 /** |
|
787 * A general purpose case insensitive String comparator, which compares two Strings using a Collator |
|
788 * strength of "TERTIARY". |
|
789 * |
|
790 * @param s1 first String to compare. |
|
791 * @param s2 second String to compare. |
|
792 * @return a negative integer, zero, or a positive integer as the first |
|
793 * argument is less than, equal to, or greater than the second. |
|
794 */ |
|
795 public static int compareStrings(String s1, String s2) { |
|
796 return compareStrings(true, s1, s2); |
|
797 } |
|
798 /** |
|
799 * A general purpose case sensitive String comparator, which compares two Strings using a Collator |
|
800 * strength of "SECONDARY". |
|
801 * |
|
802 * @param s1 first String to compare. |
|
803 * @param s2 second String to compare. |
|
804 * @return a negative integer, zero, or a positive integer as the first |
|
805 * argument is less than, equal to, or greater than the second. |
|
806 */ |
|
807 public static int compareCaseCompare(String s1, String s2) { |
|
808 return compareStrings(false, s1, s2); |
|
809 } |
|
810 private static int compareStrings(boolean caseSensitive, String s1, String s2) { |
|
811 Collator collator = Collator.getInstance(); |
|
812 collator.setStrength(caseSensitive ? Collator.TERTIARY : Collator.SECONDARY); |
|
813 return collator.compare(s1, s2); |
|
814 } |
|
815 |
|
816 /** |
|
817 * A comparator for index file presentations, and are sorted as follows: |
|
818 * 1. sort on simple names of entities |
|
819 * 2. if equal, then compare the DocKind ex: Package, Interface etc. |
|
820 * 3a. if equal and if the type is of ExecutableMemberDoc(Constructor, Methods), |
|
821 * a case insensitive comparison of parameter the type signatures |
|
822 * 3b. if equal, case sensitive comparison of the type signatures |
|
823 * 4. finally, if equal, compare the FQNs of the entities |
|
824 * @return a comparator for index file use |
|
825 */ |
|
826 public Comparator<Doc> makeComparatorForIndexUse() { |
|
827 return new Utils.DocComparator<Doc>() { |
|
828 /** |
|
829 * Compare two given Doc entities, first sort on names, then on the kinds, |
|
830 * then on the parameters only if the type is an instance of ExecutableMemberDocs, |
|
831 * the parameters are compared and finally the fully qualified names. |
|
832 * |
|
833 * @param d1 - a Doc element. |
|
834 * @param d2 - a Doc element. |
|
835 * @return a negative integer, zero, or a positive integer as the first |
|
836 * argument is less than, equal to, or greater than the second. |
|
837 */ |
|
838 public int compare(Doc d1, Doc d2) { |
|
839 int result = compareNames(d1, d2); |
|
840 if (result != 0) { |
|
841 return result; |
|
842 } |
|
843 result = compareDocKinds(d1, d2); |
|
844 if (result != 0) { |
|
845 return result; |
|
846 } |
|
847 if (hasParameters(d1)) { |
|
848 Parameter[] param1 = ((ExecutableMemberDoc) d1).parameters(); |
|
849 Parameter[] param2 = ((ExecutableMemberDoc) d2).parameters(); |
|
850 result = compareParameters(false, param1, param2); |
|
851 if (result != 0) { |
|
852 return result; |
|
853 } |
|
854 result = compareParameters(true, param1, param2); |
|
855 if (result != 0) { |
|
856 return result; |
|
857 } |
|
858 } |
|
859 return compareFullyQualifiedNames(d1, d2); |
|
860 } |
|
861 }; |
|
862 } |
|
863 /** |
|
864 * Comparator for ClassUse presentations, and sorted as follows, |
|
865 * 1. compares simple names of entities |
|
866 * 2. if equal, the fully qualified names of the entities |
|
867 * 3. if equal and if applicable, the string representation of parameter types |
|
868 * 3a. first by using case insensitive comparison |
|
869 * 3b. second by using a case sensitive comparison |
|
870 * 4. finally the Doc kinds ie. package, class, interface etc. |
|
871 * @return a comparator to sort classes and members for class use |
|
872 */ |
|
873 public Comparator<Doc> makeComparatorForClassUse() { |
|
874 return new Utils.DocComparator<Doc>() { |
|
875 /** |
|
876 * Compares two given Doc entities, first sort on name, and if |
|
877 * applicable on the fully qualified name, and if applicable |
|
878 * on the parameter types, and finally the DocKind. |
|
879 * @param d1 - a Doc element. |
|
880 * @param d2 - a Doc element. |
|
881 * @return a negative integer, zero, or a positive integer as the first |
|
882 * argument is less than, equal to, or greater than the second. |
|
883 */ |
|
884 public int compare(Doc d1, Doc d2) { |
|
885 int result = compareNames(d1, d2); |
|
886 if (result != 0) { |
|
887 return result; |
|
888 } |
|
889 result = compareFullyQualifiedNames(d1, d2); |
|
890 if (result != 0) { |
|
891 return result; |
|
892 } |
|
893 if (hasParameters(d1) && hasParameters(d2)) { |
|
894 Parameter[] param1 = ((ExecutableMemberDoc) d1).parameters(); |
|
895 Parameter[] param2 = ((ExecutableMemberDoc) d2).parameters(); |
|
896 result = compareParameters(false, param1, param2); |
|
897 if (result != 0) { |
|
898 return result; |
|
899 } |
|
900 return compareParameters(true, param1, param2); |
|
901 } |
|
902 return compareDocKinds(d1, d2); |
|
903 } |
|
904 }; |
|
905 } |
|
906 /** |
|
907 * A general purpose comparator to sort Doc entities, basically provides the building blocks |
|
908 * for creating specific comparators for an use-case. |
|
909 * @param <T> a Doc entity |
|
910 */ |
|
911 static abstract class DocComparator<T extends Doc> implements Comparator<Doc> { |
|
912 static enum DocKind { |
|
913 PACKAGE, |
|
914 CLASS, |
|
915 ENUM, |
|
916 INTERFACE, |
|
917 ANNOTATION, |
|
918 FIELD, |
|
919 CONSTRUCTOR, |
|
920 METHOD |
|
921 }; |
|
922 boolean hasParameters(Doc d) { |
|
923 return d instanceof ExecutableMemberDoc; |
|
924 } |
|
925 DocKind getDocKind(Doc d) { |
|
926 if (d.isAnnotationType() || d.isAnnotationTypeElement()) { |
|
927 return DocKind.ANNOTATION; |
|
928 } else if (d.isEnum() || d.isEnumConstant()) { |
|
929 return DocKind.ENUM; |
|
930 } else if (d.isField()) { |
|
931 return DocKind.FIELD; |
|
932 } else if (d.isInterface()) { |
|
933 return DocKind.INTERFACE; |
|
934 } else if (d.isClass()) { |
|
935 return DocKind.CLASS; |
|
936 } else if (d.isConstructor()) { |
|
937 return DocKind.CONSTRUCTOR; |
|
938 } else if (d.isMethod()) { |
|
939 return DocKind.METHOD; |
|
940 } else { |
|
941 return DocKind.PACKAGE; |
|
942 } |
|
943 } |
|
944 /** |
|
945 * Compares two Doc entities' kinds, and these are ordered as defined in |
|
946 * the DocKind enumeration. |
|
947 * @param d1 the first Doc object |
|
948 * @param d2 the second Doc object |
|
949 * @return a negative integer, zero, or a positive integer as the first |
|
950 * argument is less than, equal to, or greater than the second. |
|
951 */ |
|
952 protected int compareDocKinds(Doc d1, Doc d2) { |
|
953 return getDocKind(d1).compareTo(getDocKind(d2)); |
|
954 } |
|
955 /** |
|
956 * Compares arrays of parameters as a string representation of their types. |
|
957 * |
|
958 * @param ignoreCase specifies case sensitive or insensitive comparison. |
|
959 * @param params1 the first parameter array. |
|
960 * @param params2 the first parameter array. |
|
961 * @return a negative integer, zero, or a positive integer as the first argument is less |
|
962 * than, equal to, or greater than the second. |
|
963 */ |
|
964 protected int compareParameters(boolean caseSensitive, |
|
965 Parameter[] params1, |
|
966 Parameter[] params2) { |
|
967 String s1 = getParametersAsString(params1); |
|
968 String s2 = getParametersAsString(params2); |
|
969 return compareStrings(caseSensitive, s1, s2); |
|
970 } |
|
971 /* |
|
972 * This method returns a string representation solely for comparison purposes. |
|
973 */ |
|
974 protected String getParametersAsString(Parameter[] params) { |
|
975 StringBuilder sb = new StringBuilder(); |
|
976 for (Parameter param : params) { |
|
977 Type t = param.type(); |
|
978 // add parameter type to arrays, as TypeMirror does. |
|
979 String tname = (t.asParameterizedType() != null && t.getElementType() != null) |
|
980 ? t.getElementType() + t.dimension() |
|
981 : t.toString(); |
|
982 // prefix P for primitive and R for reference types, thus items will |
|
983 // be ordered naturally. |
|
984 sb.append(t.isPrimitive() ? "P" : "R").append("-").append(tname).append("-"); |
|
985 } |
|
986 return sb.toString(); |
|
987 } |
|
988 |
|
989 /** |
|
990 * Compares two Doc entities typically the simple name of a method, |
|
991 * field, constructor etc. |
|
992 * @param d1 the first Doc. |
|
993 * @param d2 the second Doc. |
|
994 * @return a negative integer, zero, or a positive integer as the first |
|
995 * argument is less than, equal to, or greater than the second. |
|
996 */ |
|
997 protected int compareNames(Doc d1, Doc d2) { |
|
998 return compareStrings(d1.name(), d2.name()); |
|
999 } |
|
1000 |
|
1001 /** |
|
1002 * Compares the fully qualified names of the entities |
|
1003 * @param d1 the first entity |
|
1004 * @param d2 the second entity |
|
1005 * @return a negative integer, zero, or a positive integer as the first |
|
1006 * argument is less than, equal to, or greater than the second. |
|
1007 */ |
|
1008 protected int compareFullyQualifiedNames(Doc d1, Doc d2) { |
|
1009 String name1 = (d1 instanceof ProgramElementDoc) |
|
1010 ? ((ProgramElementDoc)d1).qualifiedName() |
|
1011 : d1.name(); |
|
1012 String name2 = (d2 instanceof ProgramElementDoc) |
|
1013 ? ((ProgramElementDoc)d2).qualifiedName() |
|
1014 : d2.name(); |
|
1015 return compareStrings(name1, name2); |
|
1016 } |
|
1017 } |
|
1018 } |