jdk8-mips64-public/langtools: test/tools/javac/processing/model/util/deprecation/TestDeprecation.java@467e4d9281bc

     1 /*

     2  * Copyright (c) 2006, 2011, 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 6392818

    27  * @summary Tests Elements.isDeprecated(Element)

    28  * @author  Joseph D. Darcy

    29  * @library /tools/javac/lib

    30  * @build JavacTestingAbstractProcessor

    31  * @compile TestDeprecation.java

    32  * @compile -processor TestDeprecation -proc:only Dep1.java

    33  * @compile Dep1.java

    34  * @compile -processor TestDeprecation -proc:only Dep1 TestDeprecation.java

    35  */

    37 import java.util.Set;

    38 import java.util.HashSet;

    39 import java.util.Arrays;

    40 import javax.annotation.processing.*;

    41 import javax.lang.model.SourceVersion;

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

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

    44 import static javax.tools.Diagnostic.Kind.*;

    45 import java.io.Writer;

    47 /**

    48  * This processor verifies that the information returned by

    49  * getElementsAnnotatedWith is consistent with the expected results

    50  * stored in an AnnotatedElementInfo annotation.

    51  */

    52 public class TestDeprecation extends JavacTestingAbstractProcessor {

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

    55                            RoundEnvironment roundEnv) {

    56         boolean failure = false;

    57         if (!roundEnv.processingOver()) {

    58             DeprecationChecker deprecationChecker = new DeprecationChecker();

    60             for(Element element: roundEnv.getRootElements() ) {

    61                 System.out.println("\nRoot Element: " + element.getSimpleName());

    62                 failure = deprecationChecker.scan(element);

    63             }

    65             if (failure)

    66                 processingEnv.getMessager().printMessage(ERROR, "Deprecation mismatch found!");

    67         }

    68         return true;

    69     }

    71     private class DeprecationChecker extends ElementScanner<Boolean,Void> {

    72         private Elements elementUtils;

    73         private boolean failure;

    74         DeprecationChecker() {

    75             super(false);

    76             elementUtils = processingEnv.getElementUtils();

    77             failure = false;

    78         }

    80         @Override

    81         public Boolean scan(Element e, Void p) {

    82             boolean expectedDeprecation = false;

    83             ExpectedDeprecation tmp = e.getAnnotation(ExpectedDeprecation.class);

    84             if (tmp != null)

    85                 expectedDeprecation = tmp.value();

    86             boolean actualDeprecation = elementUtils.isDeprecated(e);

    88             System.out.printf("\tVisiting %s\t%s%n", e.getKind(), e.getSimpleName());

    90             if (expectedDeprecation != actualDeprecation) {

    91                 failure = true;

    92                 java.io.StringWriter w = new java.io.StringWriter();

    93                 elementUtils.printElements(w, e);

    94                 System.out.printf("For the deprecation of %n\t%s\t, expected %b, got %b.%n",

    95                                   w.getBuffer().toString(),

    96                                   expectedDeprecation, actualDeprecation);

    97             }

    98             super.scan(e, p);

    99             return failure;

   100         }

   101     }

   102 }

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