1 /*
   2  * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8005085 8005877 8004829 8005681 8006734 8006775
  27  * @ignore
  28  * @summary Combinations of Target ElementTypes on (repeated)type annotations.
  29  */
  30 
  31 import com.sun.tools.classfile.*;
  32 import java.io.File;
  33 
  34 public class CombinationsTargetTest1 extends ClassfileTestHelper {
  35     // Helps identify test case in event of failure.
  36     int testcount = 0;
  37     int src1 = 1, src2 = 2, src4 = 4,
  38         src5 = 5, src6 = 6, src7 = 7;
  39 
  40     String[] ETypes={"TYPE", "FIELD", "METHOD", "PARAMETER", "CONSTRUCTOR",
  41                      "LOCAL_VARIABLE", "ANNOTATION_TYPE", "PACKAGE"};
  42 
  43     // local class tests will have an inner class.
  44     Boolean hasInnerClass=false;
  45     String innerClassname="";
  46 
  47     public static void main(String[] args) throws Exception {
  48         new CombinationsTargetTest1().run();
  49     }
  50 
  51     void run() throws Exception {
  52         // Determines which repeat and order in source(ABMix).
  53         Boolean As= false, BDs=true, ABMix=false;
  54         int testrun=0;
  55         // A repeats and/or B/D repeats, ABMix for order of As and Bs.
  56         Boolean [][] bRepeat = new Boolean[][]{{false,false,false},//no repeats
  57                                                {true,false,false}, //repeat @A
  58                                                {false,true,false}, //repeat @B
  59                                                {true,true,false},  //repeat both
  60                                                {false,false,true}  //repeat mix
  61         };
  62         for(Boolean[] bCombo : bRepeat) {
  63             As=bCombo[0]; BDs=bCombo[1]; ABMix=bCombo[2];
  64             for(String et : ETypes) {
  65                switch(et) {
  66                    case "METHOD":
  67                        test( 8,  0, 2, 0, As, BDs, ABMix, "CLASS",   et, ++testrun, src1);
  68                        test(10,  0, 2, 0, As, BDs, ABMix, "CLASS",   et, ++testrun, src2);
  69                        test( 8,  0, 0, 0, As, BDs, ABMix, "CLASS",   et, ++testrun, src4);
  70                        test(10,  0, 2, 0, As, BDs, ABMix, "CLASS",   et, ++testrun, src6);
  71                        test( 0,  8, 0, 2, As, BDs, ABMix, "RUNTIME", et, ++testrun, src1);
  72                        test( 0, 10, 0, 2, As, BDs, ABMix, "RUNTIME", et, ++testrun, src2);
  73                        test( 0,  8, 0, 0, As, BDs, ABMix, "RUNTIME", et, ++testrun, src4);
  74                        test( 0, 10, 0, 2, As, BDs, ABMix, "RUNTIME", et, ++testrun, src6);
  75                        break;
  76                    case "CONSTRUCTOR":
  77                    case "FIELD":
  78                        test( 8,  0, 4, 0, As, BDs, ABMix, "CLASS",   et, ++testrun, src1);
  79                        test( 6,  0, 3, 0, As, BDs, ABMix, "CLASS",   et, ++testrun, src5);
  80                        test( 9,  0, 0, 0, As, BDs, ABMix, "CLASS",   et, ++testrun, src7);
  81                        test( 0,  8, 0, 4, As, BDs, ABMix, "RUNTIME", et, ++testrun, src1);
  82                        test( 0,  6, 0, 3, As, BDs, ABMix, "RUNTIME", et, ++testrun, src5);
  83                        test( 0,  9, 0, 0, As, BDs, ABMix, "RUNTIME", et, ++testrun, src7);
  84                        break;
  85                    default:/*TYPE,PARAMETER,LOCAL_VARIABLE,ANNOTATION_TYPE,PACKAGE*/
  86                        test( 8,  0, 2, 0, As, BDs, ABMix, "CLASS",   et, ++testrun, src1);
  87                        test( 6,  0, 3, 0, As, BDs, ABMix, "CLASS",   et, ++testrun, src5);
  88                        test( 0,  8, 0, 2, As, BDs, ABMix, "RUNTIME", et, ++testrun, src1);
  89                        test( 0,  6, 0, 3, As, BDs, ABMix, "RUNTIME", et, ++testrun, src5);
  90                }
  91             }
  92         }
  93     }
  94 
  95     public void test(int tinv, int tvis, int inv, int vis, Boolean Arepeats,
  96                      Boolean BDrepeats, Boolean ABmix, String rtn, String et2,
  97                      Integer N, int source) throws Exception {
  98         ++testcount;
  99         expected_tvisibles = tvis;
 100         expected_tinvisibles = tinv;
 101         expected_visibles = vis;
 102         expected_invisibles = inv;
 103         File testFile = null;
 104         String tname="Test" + N.toString();
 105         hasInnerClass=false;
 106         String testDef = "Test " + testcount + " parameters: tinv=" + tinv +
 107                 ", tvis=" + tvis + ", inv=" + inv + ", vis=" + vis +
 108                 ", Arepeats=" + Arepeats + ", BDrepeats=" + BDrepeats +
 109                 ", ABmix=" + ABmix + ", retention: " + rtn + ", anno2: " +
 110                 et2 + ", src=" + source;
 111 
 112         println(testDef);
 113         // Create test source and File.
 114         String sourceString = sourceString(tname, rtn, et2, Arepeats,
 115                                            BDrepeats, ABmix, source);
 116         testFile = writeTestFile(tname+".java", sourceString);
 117         // Compile test source and read classfile.
 118         File classFile = null;
 119         try {
 120             classFile = compile(testFile);
 121         } catch (Error err) {
 122             System.err.println("Failed compile. Source:\n" + sourceString);
 123             throw err;
 124         }
 125         //if sourcString() set hasInnerClass it also set innerClassname.
 126         if(hasInnerClass) {
 127             StringBuffer sb = new StringBuffer(classFile.getAbsolutePath());
 128             classFile=new File(sb.insert(sb.lastIndexOf(".class"),innerClassname).toString());
 129         }
 130         ClassFile cf = ClassFile.read(classFile);
 131 
 132         //Test class,fields and method counts.
 133         test(cf);
 134 
 135         for (Field f : cf.fields) {
 136             test(cf, f);
 137         }
 138         for (Method m: cf.methods) {
 139             test(cf, m);
 140         }
 141         countAnnotations();
 142         if (errors > 0) {
 143             System.err.println( testDef );
 144             System.err.println( "Source:\n" + sourceString );
 145             throw new Exception( errors + " errors found" );
 146         }
 147         println("Pass");
 148     }
 149 
 150     //
 151     // Source for test cases
 152     //
 153     String sourceString(String testname, String retentn, String annot2,
 154                         Boolean Arepeats, Boolean BDrepeats, Boolean ABmix,
 155                         int src) {
 156 
 157         String As = "@A", Bs = "@B", Ds = "@D";
 158         if(Arepeats) As = "@A @A";
 159         if(BDrepeats) {
 160             Bs = "@B @B";
 161             Ds = "@D @D";
 162         }
 163         if(ABmix) { As = "@A @B"; Bs = "@A @B"; Ds = "@D @D"; }
 164 
 165         // Source to check for TYPE_USE and TYPE_PARAMETER annotations.
 166         // Source base (annotations) is same for all test cases.
 167         String source = new String();
 168         String imports = new String("import java.lang.annotation.*; \n" +
 169             "import static java.lang.annotation.RetentionPolicy.*; \n" +
 170             "import static java.lang.annotation.ElementType.*; \n" +
 171             "import java.util.List; \n" +
 172             "import java.util.HashMap; \n" +
 173             "import java.util.Map; \n\n");
 174 
 175             String sourceBase = new String("@Retention("+retentn+")\n" +
 176             "@Target({TYPE_USE,_OTHER_})\n" +
 177             "@ContainedBy( AC.class )\n" +
 178             "@interface A { }\n\n" +
 179 
 180             "@Retention("+retentn+")\n" +
 181             "@Target({TYPE_USE,_OTHER_})\n" +
 182             "@ContainerFor(A.class)\n" +
 183             "@interface AC { A[] value(); }\n\n" +
 184 
 185             "@Retention("+retentn+")\n" +
 186             "@Target({TYPE_USE,_OTHER_})\n" +
 187             "@ContainedBy( BC.class )\n" +
 188             "@interface B { }\n\n" +
 189 
 190             "@Retention("+retentn+")\n" +
 191             "@Target({TYPE_USE,_OTHER_})\n" +
 192             "@ContainerFor(B.class)\n" +
 193             "@interface BC { B[] value(); } \n\n" +
 194 
 195             "@Retention("+retentn+")\n" +
 196             "@Target({TYPE_PARAMETER,_OTHER_})\n" +
 197             "@interface C { }\n\n" +
 198 
 199             "@Retention("+retentn+")\n" +
 200             "@Target({TYPE_USE,TYPE_PARAMETER,_OTHER_})\n" +
 201             "@ContainedBy(DC.class)\n" +
 202             "@interface D { }\n\n" +
 203 
 204             "@Retention("+retentn+")\n" +
 205             "@Target({TYPE_USE,TYPE_PARAMETER,_OTHER_})\n" +
 206             "@ContainerFor(D.class) \n" +
 207             "@interface DC { D[] value(); }\n\n");
 208 
 209         // Test case sources with sample generated source.
 210         switch(src) {
 211             case 1: // repeating type annotations at class level
 212                     /*
 213                      * @A @B class Test1 {
 214                      * @A @B Test1(){}
 215                      * @A @B Integer i1 = 0;
 216                      * String @A @B [] @A @B [] sa = null;
 217                      * // type usage in method body
 218                      * String test(Test1 this, String param, String ... vararg) {
 219                      *     Object o = new  String  [3];
 220                      *     return (String) null;
 221                      * }}
 222                      */
 223                 source = new String(
 224                 "// (repeating) type annotations at class level. \n" +
 225                 "_As_ _Bs_ class " + testname + " {\n" +
 226                 "_As_ _Bs_ " + testname +"(){} \n" +
 227                 "_As_ _Bs_ Integer i1 = 0; \n" +
 228                 "String _As_ _Bs_ [] _As_ _Bs_ [] sa = null; \n" +
 229                 "// type usage in method body \n" +
 230                 "String test("+testname+" this, " +
 231                    "String param, String ... vararg) { \n" +
 232                 "    Object o = new  String  [3]; \n" +
 233                 "    return (String) null; \n" +
 234                 "} \n" +
 235                 "} \n").concat(sourceBase).replace("_OTHER_", annot2).replace("_As_",As).replace("_Bs_",Bs) +
 236                 "\n\n";
 237                 break;
 238             case 2: // (repeating) type annotations on method.
 239                     /*
 240                      * class Test12 {
 241                      * Test12(){}
 242                      * // type usage on method
 243                      * @A @B String test(@A @B  Test12 this, @A @B  String param, @A @B  String @A @B  ... vararg) {
 244                      *     Object o = new String [3];
 245                      *     return (String) null;
 246                      * }}
 247                      */
 248                 source = new String(
 249                 "// (repeating) type annotations on method. \n" +
 250                 "class " + testname + " {\n" +
 251                 testname +"(){} \n" +
 252                 "// type usage on method \n" +
 253                 "_As_ _Bs_ String test(_As_ _Bs_  "+testname+" this, " +
 254                    "_As_ _Bs_  String param, _As_ _Bs_  String _As_ _Bs_  ... vararg) { \n" +
 255                 "    Object o = new String [3]; \n" +
 256                 "    return (String) null; \n" +
 257                 "} \n" +
 258                 "} \n").concat(sourceBase).replace("_OTHER_", annot2).replace("_As_",As).replace("_Bs_",Bs) +
 259                 "\n\n";
 260                 break;
 261             case 4: //(repeating) annotations on wildcard, type arguments in anonymous class.
 262                     /*
 263                      * class Test13<T extends Object> {
 264                      *     public T data = null;
 265                      *     T getData() { return data;}
 266                      *     String mtest( Test13<String> t){ return t.getData(); }
 267                      *     public void test() {
 268                      *         mtest( new Test13<@A @B String>() {
 269                      *                  void m1(List<@A @B ? extends @A @B  Object> lst) {}
 270                      *                  void m2() throws@A @B Exception { }
 271                      *                });
 272                      *     }
 273                      * }
 274                      */
 275                 source = new String( source +
 276                 "// (repeating) annotations on wildcard, type arguments in anonymous class. \n" +
 277                 "class " + testname + "<T extends Object> {\n" +
 278                 "    public T data = null;\n" +
 279                 "    T getData() { return data;}\n" +
 280                 "    String mtest( " + testname + "<String> t){ return t.getData(); }\n" +
 281                 "    public void test() {\n" +
 282                 "        mtest( new " + testname + "<_As_ _Bs_ String>() {\n" +
 283                 "                 void m1(List<_As_ _Bs_ ? extends _As_ _Bs_  Object> lst) {}\n" +
 284                 "                 void m2() throws_As_ _Bs_ Exception { }\n" +
 285                 "               });\n" +
 286                 "    }\n" +
 287                 "}\n").concat(sourceBase).replace("_OTHER_", annot2).replace("_As_",As).replace("_Bs_",Bs) + "\n\n";
 288                 hasInnerClass=true;
 289                 innerClassname="$1";
 290             break;
 291             case 5: // (repeating)annotations on type parameters, bounds and  type arguments on class decl.
 292                     /*
 293                      * @A @B @D
 294                      * class Test2<@A @B @C @D T extends @A @B Object> {
 295                      *     Map<List<String>, Integer> map =
 296                      *         new HashMap<List< String>, Integer>();
 297                      *     Map<List<String>,Integer> map2 = new HashMap<>();
 298                      *     String test(Test2<T> this) { return null;}
 299                      *     <T> String genericMethod(T t) { return null; }
 300                      * }
 301                      */
 302                 source = new String( source +
 303                 "// (repeating)annotations on type parameters, bounds and  type arguments on class decl. \n" +
 304                 "_As_ _Bs_ _Ds_\n" +  //8004829: A and B on type parameter below.
 305                 "class " + testname + "<_As_ _Bs_ @C _Ds_ T extends _As_ _Bs_ Object> {\n" +
 306                 "    Map<List<String>, Integer> map =\n" +
 307                 "        new HashMap<List< String>, Integer>();\n" +
 308                 "    Map<List<String>,Integer> map2 = new HashMap<>();\n" +
 309                 "    String test(" + testname + "<T> this) { return null;}\n" +
 310                 "    <T> String genericMethod(T t) { return null; }\n" +
 311                 "}\n").concat(sourceBase).replace("_OTHER_", annot2).replace("_As_",As).replace("_Bs_",Bs).replace("_Ds_",Ds) +
 312                 "\n\n";
 313             break;
 314             case 6: // (repeating) annotations on type parameters, bounds and  type arguments on method.
 315                     /*
 316                      * class Test14<T extends Object> {
 317                      *     Map<List<String>, Integer> map =
 318                      *         new HashMap<List<String>, Integer>();
 319                      *     Map<List<String>, Integer> map2 = new HashMap<>();
 320                      *     String test(@A @B Test14<@D T> this) { return null;}
 321                      *     <@C @D T> @A @B String genericMethod(@A @B @D T t) { return null; }
 322                      * }
 323                      */
 324                 source = new String( source +
 325                 "// (repeating) annotations on type parameters, bounds and  type arguments on method. \n" +
 326                 "class " + testname + "<T extends Object> {\n" +
 327                 "    Map<List<String>, Integer> map =\n" +
 328                 "        new HashMap<List<String>, Integer>();\n" +
 329                 "    Map<List<String>, Integer> map2 = new HashMap<>();\n" +
 330                 "    String test(_As_ _Bs_ " + testname + "<_Ds_ T> this) { return null;}\n" +
 331                 "    <@C _Ds_ T> _As_ _Bs_ String genericMethod(_As_ _Bs_ _Ds_ T t) { return null; }\n" +
 332                 "}\n").concat(sourceBase).replace("_OTHER_", annot2).replace("_As_",As).replace("_Bs_",Bs).replace("_Ds_",Ds) +
 333                 "\n\n";
 334             break;
 335             case 7: // repeating annotations on type parameters, bounds and  type arguments in method.
 336                     /*
 337                      * class Test7{
 338                      *     <E extends Comparable> Map<List<E>, E > foo(E e) {
 339                      *         class maptest <@A @B @D E> {
 340                      *             Map<List<@A @B @D E>,@A @B @D E> getMap() {
 341                      *                 return new HashMap<List<E>,E>();
 342                      *             }
 343                      *         }
 344                      *         return new maptest<E>().getMap();
 345                      *    }
 346                      *    Map<List<String>,String> shm = foo(new String("hello"));
 347                      * }
 348                      */
 349                 source = new String( source +
 350                 "// (repeating)annotations on type parameters of class, method return value in method. \n" +
 351                 "class "+ testname + "{\n" +
 352                 "    <E extends Comparable> Map<List<E>, E > foo(E e) {\n" +
 353                 "        class maptest <_As_ _Bs_ _Ds_ E> {\n" +                  // inner class $1maptest
 354                 "            Map<List<_As_ _Bs_ _Ds_ E>,_As_ _Bs_ _Ds_ E> getMap() { \n" +
 355                 "                return new HashMap<List<E>,E>();\n" +
 356                 "            }\n" +
 357                 "        }\n" +
 358                 "        return new maptest<E>().getMap();\n" +
 359                 "   }\n" +
 360                 "   Map<List<String>,String> shm = foo(new String(\"hello\"));\n" +
 361                 "}\n").concat(sourceBase).replace("_OTHER_", annot2).replace("_As_",As).replace("_Bs_",Bs).replace("_Ds_",Ds) +
 362                 "\n\n";
 363                 hasInnerClass=true;
 364                 innerClassname="$1maptest";
 365             break;
 366         }
 367         return imports + source;
 368     }
 369 }