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1 /* |
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2 * Copyright (c) 2006, 2013, 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 package com.sun.tools.javac.sym; |
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26 |
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27 import java.io.BufferedInputStream; |
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28 import java.io.BufferedWriter; |
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29 import java.io.File; |
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30 import java.io.FileInputStream; |
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31 import java.io.FileWriter; |
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32 import java.io.IOException; |
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33 import java.nio.charset.Charset; |
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34 import java.nio.file.Files; |
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35 import java.util.HashMap; |
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36 import java.util.Map; |
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37 import java.util.Properties; |
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38 import java.util.Set; |
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39 import java.util.TreeMap; |
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40 import java.util.TreeSet; |
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41 |
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42 import com.sun.tools.javac.util.Assert; |
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43 |
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44 /** |
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45 * Provide details about profile contents. |
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46 * |
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47 * <p><b>This is NOT part of any supported API. |
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48 * If you write code that depends on this, you do so at your own |
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49 * risk. This code and its internal interfaces are subject to change |
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50 * or deletion without notice.</b></p> |
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51 */ |
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52 public abstract class Profiles { |
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53 // for debugging |
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54 public static void main(String[] args) throws IOException { |
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55 Profiles p = Profiles.read(new File(args[0])); |
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56 if (args.length >= 2) { |
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57 Map<Integer,Set<String>> lists = new TreeMap<Integer,Set<String>>(); |
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58 for (int i = 1; i <= 4; i++) |
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59 lists.put(i, new TreeSet<String>()); |
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60 |
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61 File rt_jar_lst = new File(args[1]); |
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62 for (String line: Files.readAllLines(rt_jar_lst.toPath(), Charset.defaultCharset())) { |
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63 if (line.endsWith(".class")) { |
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64 String type = line.substring(0, line.length() - 6); |
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65 int profile = p.getProfile(type); |
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66 for (int i = profile; i <= 4; i++) |
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67 lists.get(i).add(type); |
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68 } |
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69 } |
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70 |
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71 for (int i = 1; i <= 4; i++) { |
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72 BufferedWriter out = new BufferedWriter(new FileWriter(i + ".txt")); |
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73 try { |
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74 for (String type: lists.get(i)) { |
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75 out.write(type); |
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76 out.newLine(); |
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77 } |
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78 } finally { |
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79 out.close(); |
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80 } |
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81 } |
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82 } |
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83 } |
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84 |
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85 public static Profiles read(File file) throws IOException { |
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86 BufferedInputStream in = new BufferedInputStream(new FileInputStream(file)); |
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87 try { |
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88 Properties p = new Properties(); |
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89 p.load(in); |
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90 if (p.containsKey("java/lang/Object")) |
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91 return new SimpleProfiles(p); |
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92 else |
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93 return new MakefileProfiles(p); |
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94 } finally { |
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95 in.close(); |
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96 } |
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97 } |
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98 |
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99 public abstract int getProfileCount(); |
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100 |
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101 public abstract int getProfile(String typeName); |
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102 |
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103 public abstract Set<String> getPackages(int profile); |
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104 |
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105 private static class MakefileProfiles extends Profiles { |
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106 static class Package { |
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107 final Package parent; |
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108 final String name; |
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109 |
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110 Map<String, Package> subpackages = new TreeMap<String, Package>(); |
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111 |
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112 int profile; |
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113 Map<String, Integer> includedTypes = new TreeMap<String,Integer>(); |
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114 Map<String, Integer> excludedTypes = new TreeMap<String,Integer>(); |
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115 |
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116 Package(Package parent, String name) { |
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117 this.parent = parent; |
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118 this.name = name; |
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119 } |
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120 |
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121 int getProfile() { |
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122 return (parent == null) ? profile : Math.max(parent.getProfile(), profile); |
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123 } |
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124 |
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125 int getProfile(String simpleTypeName) { |
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126 Integer i; |
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127 if ((i = includedTypes.get(simpleTypeName)) != null) |
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128 return i; |
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129 if ((i = includedTypes.get("*")) != null) |
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130 return i; |
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131 if ((i = excludedTypes.get(simpleTypeName)) != null) |
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132 return i + 1; |
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133 if ((i = excludedTypes.get("*")) != null) |
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134 return i + 1; |
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135 return getProfile(); |
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136 } |
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137 |
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138 String getName() { |
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139 return (parent == null) ? name : (parent.getName() + "/" + name); |
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140 } |
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141 |
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142 void getPackages(int profile, Set<String> results) { |
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143 int prf = getProfile(); |
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144 if (prf != 0 && profile >= prf) |
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145 results.add(getName()); |
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146 for (Package pkg: subpackages.values()) |
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147 pkg.getPackages(profile, results); |
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148 } |
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149 } |
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150 |
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151 final static Map<String, Package> packages = new TreeMap<String, Package>(); |
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152 int maxProfile; |
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153 |
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154 MakefileProfiles(Properties p) { |
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155 int profile = 1; |
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156 while (true) { |
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157 String inclPackages = p.getProperty("PROFILE_" + profile + "_RTJAR_INCLUDE_PACKAGES"); |
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158 if (inclPackages == null) |
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159 break; |
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160 for (String pkg: inclPackages.substring(1).trim().split("\\s+")) { |
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161 if (pkg.endsWith("/")) |
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162 pkg = pkg.substring(0, pkg.length() - 1); |
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163 includePackage(profile, pkg); |
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164 } |
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165 String inclTypes = p.getProperty("PROFILE_" + profile + "_RTJAR_INCLUDE_TYPES"); |
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166 if (inclTypes != null) { |
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167 for (String type: inclTypes.replace("$$", "$").split("\\s+")) { |
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168 if (type.endsWith(".class")) |
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169 includeType(profile, type.substring(0, type.length() - 6)); |
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170 } |
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171 } |
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172 String exclTypes = p.getProperty("PROFILE_" + profile + "_RTJAR_EXCLUDE_TYPES"); |
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173 if (exclTypes != null) { |
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174 for (String type: exclTypes.replace("$$", "$").split("\\s+")) { |
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175 if (type.endsWith(".class")) |
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176 excludeType(profile, type.substring(0, type.length() - 6)); |
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177 } |
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178 } |
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179 maxProfile = profile; |
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180 profile++; |
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181 } |
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182 } |
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183 |
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184 @Override |
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185 public int getProfileCount() { |
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186 return maxProfile; |
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187 } |
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188 |
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189 @Override |
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190 public int getProfile(String typeName) { |
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191 int sep = typeName.lastIndexOf("/"); |
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192 String packageName = typeName.substring(0, sep); |
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193 String simpleName = typeName.substring(sep + 1); |
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194 |
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195 Package p = getPackage(packageName); |
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196 return p.getProfile(simpleName); |
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197 } |
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198 |
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199 @Override |
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200 public Set<String> getPackages(int profile) { |
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201 Set<String> results = new TreeSet<String>(); |
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202 for (Package p: packages.values()) |
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203 p.getPackages(profile, results); |
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204 return results; |
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205 } |
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206 |
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207 private void includePackage(int profile, String packageName) { |
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208 // System.err.println("include package " + packageName); |
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209 Package p = getPackage(packageName); |
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210 Assert.check(p.profile == 0); |
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211 p.profile = profile; |
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212 } |
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213 |
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214 private void includeType(int profile, String typeName) { |
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215 // System.err.println("include type " + typeName); |
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216 int sep = typeName.lastIndexOf("/"); |
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217 String packageName = typeName.substring(0, sep); |
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218 String simpleName = typeName.substring(sep + 1); |
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219 |
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220 Package p = getPackage(packageName); |
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221 Assert.check(!p.includedTypes.containsKey(simpleName)); |
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222 p.includedTypes.put(simpleName, profile); |
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223 } |
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224 |
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225 private void excludeType(int profile, String typeName) { |
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226 // System.err.println("exclude type " + typeName); |
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227 int sep = typeName.lastIndexOf("/"); |
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228 String packageName = typeName.substring(0, sep); |
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229 String simpleName = typeName.substring(sep + 1); |
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230 |
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231 Package p = getPackage(packageName); |
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232 Assert.check(!p.excludedTypes.containsKey(simpleName)); |
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233 p.excludedTypes.put(simpleName, profile); |
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234 } |
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235 |
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236 private Package getPackage(String packageName) { |
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237 int sep = packageName.lastIndexOf("/"); |
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238 Package parent; |
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239 Map<String, Package> parentSubpackages; |
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240 String simpleName; |
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241 if (sep == -1) { |
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242 parent = null; |
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243 parentSubpackages = packages; |
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244 simpleName = packageName; |
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245 } else { |
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246 parent = getPackage(packageName.substring(0, sep)); |
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247 parentSubpackages = parent.subpackages; |
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248 simpleName = packageName.substring(sep + 1); |
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249 } |
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250 |
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251 Package p = parentSubpackages.get(simpleName); |
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252 if (p == null) { |
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253 parentSubpackages.put(simpleName, p = new Package(parent, simpleName)); |
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254 } |
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255 return p; |
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256 } |
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257 } |
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258 |
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259 private static class SimpleProfiles extends Profiles { |
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260 private final Map<String, Integer> map; |
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261 private final int profileCount; |
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262 |
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263 SimpleProfiles(Properties p) { |
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264 int max = 0; |
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265 map = new HashMap<String, Integer>(); |
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266 for (Map.Entry<Object,Object> e: p.entrySet()) { |
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267 String typeName = (String) e.getKey(); |
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268 int profile = Integer.valueOf((String) e.getValue()); |
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269 map.put(typeName, profile); |
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270 max = Math.max(max, profile); |
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271 } |
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272 profileCount = max; |
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273 } |
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274 |
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275 @Override |
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276 public int getProfileCount() { |
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277 return profileCount; |
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278 } |
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279 |
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280 @Override |
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281 public int getProfile(String typeName) { |
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282 return map.get(typeName); |
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283 } |
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284 |
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285 @Override |
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286 public Set<String> getPackages(int profile) { |
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287 Set<String> results = new TreeSet<String>(); |
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288 for (Map.Entry<String,Integer> e: map.entrySet()) { |
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289 String tn = e.getKey(); |
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290 int prf = e.getValue(); |
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291 int sep = tn.lastIndexOf("/"); |
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292 if (sep > 0 && profile >= prf) |
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293 results.add(tn); |
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294 } |
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295 return results; |
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296 } |
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297 } |
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298 } |