jdk8-mips64-public/langtools: test/tools/javac/processing/filer/TestPackageInfo.java@f497fac86cf9

     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 6380018 6392177 6993311

    27  * @summary Test the ability to create and process package-info.java files

    28  * @author  Joseph D. Darcy

    29  * @library ../../lib

    30  * @build   JavacTestingAbstractProcessor

    31  * @compile TestPackageInfo.java

    32  * @compile -processor TestPackageInfo -proc:only foo/bar/package-info.java TestPackageInfo.java

    33  */

    35 import java.util.Set;

    36 import java.util.HashSet;

    37 import java.util.Map;

    38 import javax.annotation.processing.*;

    39 import javax.lang.model.SourceVersion;

    40 import static javax.lang.model.SourceVersion.*;

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

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

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

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

    45 import static javax.tools.StandardLocation.*;

    47 import java.io.*;

    49 /**

    50  * Test the ability to process annotations on package-info.java files:

    51  * 1) Visibility of package-info files from the command line

    52  * 2) Visibility of generated package-info.java source files

    53  */

    54 public class TestPackageInfo extends JavacTestingAbstractProcessor {

    55     private int round = 0;

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

    58                            RoundEnvironment roundEnv) {

    59         round++;

    61         // Verify annotations are as expected

    62         Set<TypeElement> expectedAnnotations = new HashSet<TypeElement>();

    63         expectedAnnotations.add(eltUtils.getTypeElement("java.lang.Deprecated"));

    65         if (!roundEnv.processingOver()) {

    66             System.out.println("\nRound " + round);

    67             int rootElementSize = roundEnv.getRootElements().size();

    69             for(Element elt : roundEnv.getRootElements()) {

    70                 System.out.printf("%nElement %s\tkind: %s%n", elt.getSimpleName(), elt.getKind());

    71                 eltUtils.printElements(new PrintWriter(System.out), elt);

    72             }

    74             switch (round) {

    75             case 1:

    76                 if (rootElementSize != 2)

    77                     throw new RuntimeException("Unexpected root element size " + rootElementSize);

    79                 // Note that foo.bar.FuBar, an element of package

    80                 // foo.bar, contains @Deprecated which should *not* be

    81                 // included in the set of annotations to process

    82                 if (!expectedAnnotations.equals(annotations)) {

    83                     throw new RuntimeException("Unexpected annotations: " + annotations);

    84                 }

    86                 try {

    87                     try {

    88                         filer.createClassFile("package-info");

    89                         throw new RuntimeException("Created class file for \"package-info\".");

    90                     } catch(FilerException fe) {}

    92                     PrintWriter pw = new PrintWriter(filer.createSourceFile("foo.package-info").openWriter());

    93                     pw.println("@Deprecated");

    94                     pw.println("package foo;");

    95                     pw.close();

    97                 } catch(IOException ioe) {

    98                     throw new RuntimeException(ioe);

    99                 }

   100                 break;

   102             case 2:

   103                 // Expect foo.package-info

   105                 Set<Element> expectedElement = new HashSet<Element>();

   106                 expectedElement.add(eltUtils.getPackageElement("foo"));

   107                 if (!expectedElement.equals(roundEnv.getRootElements()))

   108                     throw new RuntimeException("Unexpected root element set " + roundEnv.getRootElements());

   110                 if (!expectedAnnotations.equals(annotations)) {

   111                     throw new RuntimeException("Unexpected annotations: " + annotations);

   112                 }

   114                 break;

   116             default:

   117                 throw new RuntimeException("Unexpected round number " + round);

   118             }

   119         }

   120         return false;

   121     }

   122 }

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