97 lines
3.8 KiB
Java
97 lines
3.8 KiB
Java
/*
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* Copyright (c) 2010, 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 7196760
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* @summary javac doesn't report Diagnostic end positions properly when
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* an annotation processor is present
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* @modules jdk.compiler
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*/
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import com.sun.source.util.JavacTask;
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import java.io.IOException;
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import java.net.URI;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.List;
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import java.util.Set;
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import javax.annotation.processing.*;
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import javax.lang.model.*;
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import javax.lang.model.element.*;
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import javax.tools.JavaCompiler;
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import javax.tools.JavaFileObject;
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import javax.tools.SimpleJavaFileObject;
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import javax.tools.Diagnostic;
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import javax.tools.DiagnosticCollector;
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import static javax.tools.JavaFileObject.Kind.SOURCE;
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import javax.tools.ToolProvider;
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@SupportedAnnotationTypes("*")
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public class EndPositions extends AbstractProcessor {
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public static void main(String... args) throws IOException {
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class MyFileObject extends SimpleJavaFileObject {
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MyFileObject() {
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super(URI.create("myfo:///Test.java"), SOURCE);
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}
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@Override
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public String getCharContent(boolean ignoreEncodingErrors) {
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// 0 1 2 3
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// 012345678901234567890123456789012345
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return "class Test { String s = 1234; }";
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}
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}
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JavaCompiler javac = ToolProvider.getSystemJavaCompiler();
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List<JavaFileObject> compilationUnits =
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Collections.<JavaFileObject>singletonList(new MyFileObject());
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DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<JavaFileObject>();
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List<String> options = Arrays.asList("-processor", EndPositions.class.getCanonicalName());
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JavacTask task = (JavacTask)javac.getTask(null, null, diagnostics, options, null, compilationUnits);
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boolean valid = task.call();
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if (valid)
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throw new AssertionError("Expected one error, but found none.");
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List<Diagnostic<? extends JavaFileObject>> errors = diagnostics.getDiagnostics();
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if (errors.size() != 1)
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throw new AssertionError("Expected one error only, but found " + errors.size() + "; errors: " + errors);
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Diagnostic<?> error = errors.get(0);
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if (error.getStartPosition() >= error.getEndPosition())
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throw new AssertionError("Expected start to be less than end position: start [" +
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error.getStartPosition() + "], end [" + error.getEndPosition() +"]" +
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"; diagnostics code: " + error.getCode());
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System.out.println("All is good!");
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}
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@Override
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public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
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return true;
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}
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@Override
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public SourceVersion getSupportedSourceVersion() {
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return SourceVersion.latest();
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}
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}
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