1 /*
 2  * Copyright (c) 2019, 2021, 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 
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().printError("error");
54         }
55         return false;
56     }
57 }
--- EOF ---