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Bug
-
Resolution: Fixed
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P3
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10, 11
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b17
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Verified
Issue | Fix Version | Assignee | Priority | Status | Resolution | Resolved In Build |
---|---|---|---|---|---|---|
JDK-8204790 | 11.0.1 | Jan Lahoda | P3 | Resolved | Fixed | team |
Consider this jtreg test case:
---GeneratedInRepeating.java
/**
* @test
* @compile Processor.java
* @compile -processor Processor GeneratedInRepeating.java
*/
import java.lang.annotation.Repeatable;
@Annot(Gen.class)
@Annot(Gen.class)
public class GeneratedInRepeating {
}
@Repeatable(AnnotContainer.class)
@interface Annot {
public Class<?> value();
}
@interface AnnotContainer {
public Annot[] value();
}
---Processor.java
/*
* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.io.IOException;
import java.io.Writer;
import java.util.Set;
import javax.annotation.processing.AbstractProcessor;
import javax.annotation.processing.RoundEnvironment;
import javax.annotation.processing.SupportedAnnotationTypes;
import javax.lang.model.SourceVersion;
import javax.lang.model.element.TypeElement;
@SupportedAnnotationTypes("*")
public class Processor extends AbstractProcessor {
int round;
@Override
public SourceVersion getSupportedSourceVersion() {
return SourceVersion.latestSupported();
}
@Override
public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
if (round == 0) {
try (Writer w = processingEnv.getFiler().createSourceFile("Gen").openWriter()) {
w.write("class Gen {}");
} catch (IOException ex) {
throw new IllegalStateException(ex);
}
}
round++;
return false;
}
}
---
Running this yields:
.../test/langtools/tools/javac/annotations/repeatingAnnotations/generatedInRepeating/GeneratedInRepeating.java:9: error: cannot find symbol
@Annot(Gen.class)
^
symbol: class Gen
.../test/langtools/tools/javac/annotations/repeatingAnnotations/generatedInRepeating/GeneratedInRepeating.java:10: error: cannot find symbol
@Annot(Gen.class)
^
symbol: class Gen
.../test/langtools/tools/javac/annotations/repeatingAnnotations/generatedInRepeating/GeneratedInRepeating.java:9: error: expression not allowed as annotation value
@Annot(Gen.class)
^
3 errors
But the compilation should pass, as the processor (if it would run), would generate the "Gen" class.
---GeneratedInRepeating.java
/**
* @test
* @compile Processor.java
* @compile -processor Processor GeneratedInRepeating.java
*/
import java.lang.annotation.Repeatable;
@Annot(Gen.class)
@Annot(Gen.class)
public class GeneratedInRepeating {
}
@Repeatable(AnnotContainer.class)
@interface Annot {
public Class<?> value();
}
@interface AnnotContainer {
public Annot[] value();
}
---Processor.java
/*
* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.io.IOException;
import java.io.Writer;
import java.util.Set;
import javax.annotation.processing.AbstractProcessor;
import javax.annotation.processing.RoundEnvironment;
import javax.annotation.processing.SupportedAnnotationTypes;
import javax.lang.model.SourceVersion;
import javax.lang.model.element.TypeElement;
@SupportedAnnotationTypes("*")
public class Processor extends AbstractProcessor {
int round;
@Override
public SourceVersion getSupportedSourceVersion() {
return SourceVersion.latestSupported();
}
@Override
public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
if (round == 0) {
try (Writer w = processingEnv.getFiler().createSourceFile("Gen").openWriter()) {
w.write("class Gen {}");
} catch (IOException ex) {
throw new IllegalStateException(ex);
}
}
round++;
return false;
}
}
---
Running this yields:
.../test/langtools/tools/javac/annotations/repeatingAnnotations/generatedInRepeating/GeneratedInRepeating.java:9: error: cannot find symbol
@Annot(Gen.class)
^
symbol: class Gen
.../test/langtools/tools/javac/annotations/repeatingAnnotations/generatedInRepeating/GeneratedInRepeating.java:10: error: cannot find symbol
@Annot(Gen.class)
^
symbol: class Gen
.../test/langtools/tools/javac/annotations/repeatingAnnotations/generatedInRepeating/GeneratedInRepeating.java:9: error: expression not allowed as annotation value
@Annot(Gen.class)
^
3 errors
But the compilation should pass, as the processor (if it would run), would generate the "Gen" class.
- backported by
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JDK-8204790 Repeating annotations refering to to-be-generated classes don't work.
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- Resolved
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- duplicates
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JDK-8200163 javac aborts before first round of annotation processing is started
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- Closed
-