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1 /* |
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2 * Copyright (c) 2014, 2017, 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. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 /* |
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25 * @test |
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26 * @bug 8156694 |
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27 * @summary javap should render annotations in a friendly way |
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28 * @modules jdk.jdeps/com.sun.tools.javap |
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29 */ |
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30 |
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31 import java.io.*; |
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32 import java.lang.annotation.*; |
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33 import javax.lang.model.element.ElementKind; |
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34 |
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35 public class AnnoTest { |
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36 public static void main(String... args) throws Exception { |
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37 new AnnoTest().run(); |
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38 } |
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39 |
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40 void run() throws Exception { |
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41 String testClasses = System.getProperty("test.classes"); |
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42 String out = javap("-v", "-classpath", testClasses, A.class.getName()); |
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43 |
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44 String nl = System.getProperty("line.separator"); |
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45 out = out.replaceAll(nl, "\n"); |
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46 |
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47 if (out.contains("\n\n\n")) |
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48 error("double blank line found"); |
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49 |
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50 expect(out, |
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51 "RuntimeVisibleAnnotations:\n" + |
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52 " 0: #18(#19=B#20)\n" + |
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53 " AnnoTest$ByteAnno(\n" + |
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54 " value=(byte) 42\n" + |
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55 " )\n" + |
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56 " 1: #23(#19=S#24)\n" + |
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57 " AnnoTest$ShortAnno(\n" + |
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58 " value=(short) 3\n" + |
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59 " )"); |
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60 expect(out, |
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61 "RuntimeInvisibleAnnotations:\n" + |
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62 " 0: #28(#19=[J#29,J#31,J#33,J#35,J#37])\n" + |
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63 " AnnoTest$ArrayAnno(\n" + |
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64 " value=[1l,2l,3l,4l,5l]\n" + |
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65 " )\n" + |
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66 " 1: #41(#19=Z#42)\n" + |
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67 " AnnoTest$BooleanAnno(\n" + |
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68 " value=false\n" + |
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69 " )\n" + |
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70 " 2: #45(#46=c#47)\n" + |
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71 " AnnoTest$ClassAnno(\n" + |
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72 " type=class Ljava/lang/Object;\n" + |
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73 " )\n" + |
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74 " 3: #50(#51=e#52.#53)\n" + |
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75 " AnnoTest$EnumAnno(\n" + |
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76 " kind=Ljavax/lang/model/element/ElementKind;.PACKAGE\n" + |
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77 " )\n" + |
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78 " 4: #56(#19=I#57)\n" + |
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79 " AnnoTest$IntAnno(\n" + |
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80 " value=2\n" + |
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81 " )\n" + |
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82 " 5: #60()\n" + |
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83 " AnnoTest$IntDefaultAnno\n" + |
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84 " 6: #63(#64=s#65)\n" + |
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85 " AnnoTest$NameAnno(\n" + |
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86 " name=\"NAME\"\n" + |
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87 " )\n" + |
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88 " 7: #68(#69=D#70,#72=F#73)\n" + |
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89 " AnnoTest$MultiAnno(\n" + |
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90 " d=3.14159d\n" + |
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91 " f=2.71828f\n" + |
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92 " )\n" + |
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93 " 8: #76()\n" + |
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94 " AnnoTest$SimpleAnno\n" + |
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95 " 9: #79(#19=@#56(#19=I#80))\n" + |
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96 " AnnoTest$AnnoAnno(\n" + |
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97 " value=@AnnoTest$IntAnno(\n" + |
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98 " value=5\n" + |
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99 " )\n" + |
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100 " )"); |
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101 expect(out, |
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102 "RuntimeInvisibleTypeAnnotations:\n" + |
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103 " 0: #84(): CLASS_EXTENDS, type_index=0\n" + |
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104 " AnnoTest$TypeAnno"); |
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105 |
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106 if (errors > 0) |
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107 throw new Exception(errors + " errors found"); |
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108 } |
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109 |
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110 String javap(String... args) throws Exception { |
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111 StringWriter sw = new StringWriter(); |
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112 int rc; |
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113 try (PrintWriter out = new PrintWriter(sw)) { |
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114 rc = com.sun.tools.javap.Main.run(args, out); |
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115 } |
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116 System.out.println(sw.toString()); |
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117 if (rc < 0) |
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118 throw new Exception("javap exited, rc=" + rc); |
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119 return sw.toString(); |
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120 } |
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121 |
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122 void expect(String text, String expect) { |
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123 if (!text.contains(expect)) |
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124 error("expected text not found"); |
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125 } |
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126 |
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127 void error(String msg) { |
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128 System.out.println("Error: " + msg); |
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129 errors++; |
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130 } |
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131 |
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132 int errors; |
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133 |
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134 /* Simple test classes to run through javap. */ |
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135 public @interface SimpleAnno { } |
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136 public @interface BooleanAnno { boolean value(); } |
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137 public @interface IntAnno { int value(); } |
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138 public @interface IntDefaultAnno { int value() default 3; } |
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139 |
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140 @Retention(RetentionPolicy.RUNTIME) |
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141 public @interface ByteAnno { byte value(); } |
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142 |
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143 @Retention(RetentionPolicy.RUNTIME) |
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144 public @interface ShortAnno { short value(); } |
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145 |
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146 public @interface NameAnno { String name(); } |
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147 public @interface ArrayAnno { long[] value(); } |
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148 public @interface EnumAnno { ElementKind kind(); } |
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149 public @interface ClassAnno { Class<?> type(); } |
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150 public @interface MultiAnno { float f(); double d(); } |
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151 |
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152 public @interface AnnoAnno { IntAnno value(); } |
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153 |
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154 @Target(ElementType.TYPE_USE) |
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155 public @interface TypeAnno { } |
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156 |
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157 @ArrayAnno({1, 2, 3, 4, 5}) |
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158 @BooleanAnno(false) |
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159 @ByteAnno(42) |
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160 @ClassAnno(type = Object.class) |
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161 @EnumAnno(kind = ElementKind.PACKAGE) |
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162 @IntAnno(2) |
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163 @IntDefaultAnno |
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164 @NameAnno(name = "NAME") |
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165 @MultiAnno(d = 3.14159, f = 2.71828f) |
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166 @ShortAnno(3) |
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167 @SimpleAnno |
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168 @AnnoAnno(@IntAnno(5)) |
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169 public abstract class A implements @TypeAnno Runnable { } |
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170 } |