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  */
  23 
  24 /*
  25  * @test
  26  * @bug 6403468
  27  * @summary Test that an erroneous return code results from raising an error.
  28  * @author  Joseph D. Darcy
  29  * @compile TestReturnCode.java
  30  *
  31  * @compile      -processor TestReturnCode -proc:only                                                                   Foo.java
  32  * @compile/fail -processor TestReturnCode -proc:only                                                    -AErrorOnFirst Foo.java
  33  * @compile/fail -processor TestReturnCode -proc:only                                      -AErrorOnLast                Foo.java
  34  * @compile/fail -processor TestReturnCode -proc:only                                      -AErrorOnLast -AErrorOnFirst Foo.java
  35  * @compile/fail -processor TestReturnCode -proc:only                   -AExceptionOnFirst                              Foo.java
  36  * @compile/fail -processor TestReturnCode -proc:only                   -AExceptionOnFirst               -AErrorOnFirst Foo.java
  37  * @compile/fail -processor TestReturnCode -proc:only                   -AExceptionOnFirst -AErrorOnLast                Foo.java
  38  * @compile/fail -processor TestReturnCode -proc:only                   -AExceptionOnFirst -AErrorOnLast -AErrorOnFirst Foo.java
  39  * @compile/fail -processor TestReturnCode -proc:only -AExceptionOnLast                                                 Foo.java
  40  * @compile/fail -processor TestReturnCode -proc:only -AExceptionOnLast                                  -AErrorOnFirst Foo.java
  41  * @compile/fail -processor TestReturnCode -proc:only -AExceptionOnLast                    -AErrorOnLast                Foo.java
  42  * @compile/fail -processor TestReturnCode -proc:only -AExceptionOnLast                    -AErrorOnLast -AErrorOnFirst Foo.java
  43  * @compile/fail -processor TestReturnCode -proc:only -AExceptionOnLast -AExceptionOnFirst                              Foo.java
  44  * @compile/fail -processor TestReturnCode -proc:only -AExceptionOnLast -AExceptionOnFirst               -AErrorOnFirst Foo.java
  45  * @compile/fail -processor TestReturnCode -proc:only -AExceptionOnLast -AExceptionOnFirst -AErrorOnLast                Foo.java
  46  * @compile/fail -processor TestReturnCode -proc:only -AExceptionOnLast -AExceptionOnFirst -AErrorOnLast -AErrorOnFirst Foo.java
  47  */
  48 
  49 import java.util.Set;
  50 import java.util.HashSet;
  51 import java.util.Arrays;
  52 import javax.annotation.processing.*;
  53 import javax.lang.model.SourceVersion;
  54 import javax.lang.model.element.*;
  55 import javax.lang.model.util.*;
  56 import static javax.tools.Diagnostic.Kind.*;
  57 
  58 
  59 /**
  60  * This processor raises errors or throws exceptions on different
  61  * rounds to allow the return code to be test.
  62  */
  63 @SupportedAnnotationTypes("*")
  64 @SupportedOptions({"ErrorOnFirst",
  65                    "ErrorOnLast",
  66                    "ExceptionOnFirst",
  67                    "ExceptionOnLast"})
  68 public class TestReturnCode extends AbstractProcessor {
  69 
  70     private boolean errorOnFirst;
  71     private boolean errorOnLast;
  72     private boolean exceptionOnFirst;
  73     private boolean exceptionOnLast;
  74 
  75     private Messager messager;
  76 
  77     public boolean process(Set<? extends TypeElement> annotations,
  78                            RoundEnvironment roundEnv) {
  79         if (!roundEnv.processingOver()) {
  80             System.out.format("Variables: %b\t%b\t%b\t%b%n",
  81                               errorOnFirst,
  82                               errorOnLast,
  83                               exceptionOnFirst,
  84                               exceptionOnLast);
  85             if (errorOnFirst)
  86                 messager.printMessage(ERROR, "Error on first round.");
  87             if (exceptionOnFirst)
  88                 throw new RuntimeException("Exception on first round.");
  89         } else {
  90             if (errorOnLast)
  91                 messager.printMessage(ERROR, "Error on last round.");
  92             if (exceptionOnLast)
  93                 throw new RuntimeException("Exception on last round.");
  94         }
  95         return true;
  96     }
  97 
  98     @Override
  99     public void init(ProcessingEnvironment processingEnv) {
 100         super.init(processingEnv);
 101         Set<String> keySet = processingEnv.getOptions().keySet();
 102         errorOnFirst      = keySet.contains("ErrorOnFirst");
 103         errorOnLast     = keySet.contains("ErrorOnLast");
 104         exceptionOnFirst  = keySet.contains("ExceptionOnFirst");
 105         exceptionOnLast = keySet.contains("ExceptionOnLast");
 106         messager = processingEnv.getMessager();
 107     }
 108 
 109     @Override
 110     public SourceVersion getSupportedSourceVersion() {
 111         return SourceVersion.latest();
 112     }
 113 }