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 import java.lang.annotation.*;

    25 import java.util.*;

    26 import javax.annotation.processing.*;

    27 import javax.lang.model.element.*;

    28 import javax.lang.model.type.DeclaredType;

    29 import javax.lang.model.type.MirroredTypeException;

    30 import javax.lang.model.type.TypeMirror;

    31 import javax.lang.model.type.TypeKind;

    32 import javax.tools.*;

    33 

    34 import com.sun.tools.javac.util.Assert;

    35 import com.sun.tools.javac.code.Symbol;

    36 import static com.sun.tools.javac.code.Symbol.TypeSymbol;

    37 

    38 public class Processor extends JavacTestingAbstractProcessor {

    39 

    40     @Override

    41     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {

    42         for (Element e : roundEnv.getElementsAnnotatedWith(A.class)) {

    43             A rtg = e.getAnnotation(A.class);

    44 

    45             try {

    46                 rtg.a();

    47                 Assert.check(false); //Should not reach here

    48             } catch (MirroredTypeException ex) {

    49                 TypeMirror tm = ex.getTypeMirror();

    50                 Assert.check(tm.getKind() == TypeKind.ERROR);

    51 

    52                 TypeElement elm = (TypeElement)((DeclaredType)tm).asElement();

    53                 Assert.check(elm.getQualifiedName().toString().

    54                         endsWith("some.path.to.SomeUnknownClass$Inner"));

    55 

    56                 TypeSymbol sym = (TypeSymbol)elm;

    57                 Assert.check(sym.name.contentEquals("some.path.to.SomeUnknownClass$Inner"));

    58             }

    59         }

    60         for (Element e : roundEnv.getElementsAnnotatedWith(B.class)) {

    61             B rtg = e.getAnnotation(B.class);

    62 

    63             try {

    64                 rtg.a();

    65                 Assert.check(false); //Should not reach here

    66             } catch (MirroredTypeException ex) {

    67                 TypeMirror tm = ex.getTypeMirror();

    68                 Assert.check(tm.getKind() == TypeKind.ERROR);

    69 

    70                 TypeElement elm = (TypeElement)((DeclaredType)tm).asElement();

    71                 Assert.check(elm.getQualifiedName().toString().

    72                         endsWith("SomeUnknownClass"));

    73 

    74                 TypeSymbol sym = (TypeSymbol)elm;

    75                 Assert.check(sym.name.contentEquals("SomeUnknownClass"));

    76             }

    77         }

    78         for (Element e : roundEnv.getElementsAnnotatedWith(C.class)) {

    79             C rtg = e.getAnnotation(C.class);

    80 

    81             try {

    82                 rtg.a();

    83                 Assert.check(false); //Should not reach here

    84             } catch (AnnotationTypeMismatchException ex) {

    85                 ;

    86             }

    87         }

    88         return true;

    89     }

    90 

    91     @interface A {

    92         Class<?> a();

    93     }

    94     @interface B {

    95         Class<?> a();

    96     }

    97     @interface C {

    98         Class<?> a();

    99     }

   100 }