1 /*
   2  * Copyright (c) 2006, 2015, 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 6402506 8028545 8028543
  27  * @summary Test that getSourceVersion works properly
  28  * @author  Joseph D. Darcy
  29  * @library /tools/javac/lib
  30  * @modules java.compiler
  31  *          jdk.compiler
  32  * @build   JavacTestingAbstractProcessor
  33  * @compile TestSourceVersion.java
  34  * @compile -processor TestSourceVersion -proc:only -source 1.7 -AExpectedVersion=RELEASE_7 HelloWorld.java
  35  * @compile -processor TestSourceVersion -proc:only -source   7 -AExpectedVersion=RELEASE_7 HelloWorld.java
  36  * @compile -processor TestSourceVersion -proc:only -source 1.8 -AExpectedVersion=RELEASE_8 HelloWorld.java
  37  * @compile -processor TestSourceVersion -proc:only -source   8 -AExpectedVersion=RELEASE_8 HelloWorld.java
  38  * @compile -processor TestSourceVersion -proc:only -source 1.9 -AExpectedVersion=RELEASE_9 HelloWorld.java
  39  * @compile -processor TestSourceVersion -proc:only -source   9 -AExpectedVersion=RELEASE_9 HelloWorld.java
  40  * @compile -processor TestSourceVersion -proc:only -source  10 -AExpectedVersion=RELEASE_10 HelloWorld.java
  41  * @compile -processor TestSourceVersion -proc:only -source  11 -AExpectedVersion=RELEASE_11 HelloWorld.java
  42  * @compile -processor TestSourceVersion -proc:only -source  12 -AExpectedVersion=RELEASE_12 HelloWorld.java
  43  */
  44 
  45 import java.util.Set;
  46 import java.util.HashSet;
  47 import java.util.Arrays;
  48 import javax.annotation.processing.*;
  49 import javax.lang.model.SourceVersion;
  50 import static javax.lang.model.SourceVersion.*;
  51 import javax.lang.model.element.*;
  52 import javax.lang.model.util.*;
  53 import static javax.tools.Diagnostic.Kind.*;
  54 
  55 /**
  56  * This processor checks that ProcessingEnvironment.getSourceVersion()
  57  * is consistent with the setting of the -source option.
  58  */
  59 @SupportedOptions("ExpectedVersion")
  60 public class TestSourceVersion extends JavacTestingAbstractProcessor {
  61 
  62     public boolean process(Set<? extends TypeElement> annotations,
  63                            RoundEnvironment roundEnvironment) {
  64         SourceVersion expectedVersion =
  65             SourceVersion.valueOf(processingEnv.getOptions().get("ExpectedVersion"));
  66         SourceVersion actualVersion =  processingEnv.getSourceVersion();
  67         System.out.println("Expected SourceVersion " + expectedVersion +
  68                            " actual SourceVersion "  + actualVersion);
  69         if (expectedVersion != actualVersion)
  70             throw new RuntimeException();
  71 
  72         return true;
  73     }
  74 }