jdk8-mips64-public/langtools: test/tools/javac/processing/model/type/MirroredTypeEx/OverEager.java@9d9f26857129

     1 /*

     2  * Copyright (c) 2006, 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  */

    24 /*

    25  * @test

    26  * @bug     6362178

    27  * @summary MirroredType[s]Exception shouldn't be created too eagerly

    28  * @author  Scott Seligman

    29  * @compile -g OverEager.java

    30  * @compile -processor OverEager -proc:only OverEager.java

    31  */

    33 import java.util.Set;

    34 import javax.annotation.processing.*;

    35 import javax.lang.model.SourceVersion;

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

    37 import javax.lang.model.type.*;

    38 import javax.lang.model.util.*;

    39 import static javax.lang.model.util.ElementFilter.*;

    41 @SupportedAnnotationTypes("IAm")

    42 @IAm(OverEager.class)

    43 public class OverEager extends AbstractProcessor {

    45     Elements elements;

    46     Types types;

    48     public void init(ProcessingEnvironment penv) {

    49         super.init(penv);

    50         elements = penv.getElementUtils();

    51         types =  penv.getTypeUtils();

    52     }

    54     public boolean process(Set<? extends TypeElement> annoTypes,

    55                            RoundEnvironment round) {

    56         if (!round.processingOver())

    57             doit(annoTypes, round);

    58         return true;

    59     }

    61     @Override

    62     public SourceVersion getSupportedSourceVersion() {

    63         return SourceVersion.latest();

    64     }

    66     private void doit(Set<? extends TypeElement> annoTypes,

    67                       RoundEnvironment round) {

    68         for (TypeElement t : typesIn(round.getRootElements())) {

    69             IAm anno = t.getAnnotation(IAm.class);

    70             if (anno != null)

    71                 checkAnno(anno);

    72         }

    73     }

    75     private void checkAnno(IAm anno) {

    76         try {

    77             anno.value();

    78             throw new AssertionError();

    79         } catch (MirroredTypeException e) {

    80             System.out.println("Looking for checkAnno in this stack trace:");

    81             e.printStackTrace();

    82             for (StackTraceElement frame : e.getStackTrace()) {

    83                 if (frame.getMethodName() == "checkAnno")

    84                     return;

    85             }

    86             throw new AssertionError();

    87         }

    88     }

    89 }

    91 @interface IAm {

    92     Class<?> value();

    93 }

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