1 /*

     2  * Copyright (c) 2019, 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 8217381

    27  * @summary Check error are convenient when AP generates a source file and

    28  *          an error in the same round

    29  * @library /tools/javac/lib

    30  * @modules jdk.compiler

    31  * @build JavacTestingAbstractProcessor GenerateAndError

    32  * @compile/fail/ref=GenerateAndError.out -XDrawDiagnostics -processor GenerateAndError GenerateAndErrorTest.java

    33  */

    34 

    35 import java.io.IOException;

    36 import java.io.Writer;

    37 import java.util.*;

    38 

    39 import javax.annotation.processing.*;

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

    41 import javax.tools.Diagnostic.Kind;

    42 

    43 public class GenerateAndError extends JavacTestingAbstractProcessor {

    44     int round = 0;

    45     @Override

    46     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {

    47         if (round++ == 0) {

    48             try (Writer w = processingEnv.getFiler().createSourceFile("Extra").openWriter()) {

    49                 w.write("public class Extra {}");

    50             } catch (IOException ex) {

    51                 throw new IllegalStateException(ex);

    52             }

    53             processingEnv.getMessager().printMessage(Kind.ERROR, "error");

    54         }

    55         return false;

    56     }

    57 }