langtools/test/tools/javac/processing/TestMultipleErrors.java
author jlahoda
Tue, 13 Jan 2015 19:13:42 +0100
changeset 28455 41245007c074
child 30730 d3ce7619db2c
permissions -rw-r--r--
8066843: Messager.printMessage cannot print multiple errors for same source position Summary: Using a DiagnosticFlag to mark diagnostics that should be always printed even if multiple of them have the same source position. Reviewed-by: darcy, jjg, mcimadamore
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/*
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 * Copyright (c) 2014, 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 8066843
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 * @summary Annotation processors should be able to print multiple errors at the same location.
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 * @library /tools/javac/lib
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 * @build JavacTestingAbstractProcessor TestMultipleErrors
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 * @compile/fail/ref=TestMultipleErrors.out -XDrawDiagnostics -processor TestMultipleErrors TestMultipleErrors.java
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 */
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import java.util.*;
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import javax.annotation.processing.*;
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import javax.lang.model.element.*;
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import javax.tools.Diagnostic.Kind;
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import com.sun.source.util.TreePath;
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import com.sun.source.util.Trees;
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public class TestMultipleErrors extends JavacTestingAbstractProcessor {
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    @Override
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    public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
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        for (Element root : roundEnv.getRootElements()) {
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            processingEnv.getMessager().printMessage(Kind.ERROR, "error1", root);
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            processingEnv.getMessager().printMessage(Kind.ERROR, "error2", root);
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            Trees trees = Trees.instance(processingEnv);
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            TreePath path = trees.getPath(root);
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            trees.printMessage(Kind.ERROR, "error3", path.getLeaf(), path.getCompilationUnit());
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            trees.printMessage(Kind.ERROR, "error4", path.getLeaf(), path.getCompilationUnit());
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        }
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        return true;
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    }
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}