106 lines
4.2 KiB
Java
106 lines
4.2 KiB
Java
/*
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* Copyright (c) 2015, 2016, 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 8142931
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* @summary java compiler: type erasure doesn't work since 9-b28
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* @modules jdk.compiler/com.sun.tools.javac.api
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* jdk.compiler/com.sun.tools.javac.file
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*/
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import java.io.*;
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import java.util.*;
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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.lang.model.util.ElementFilter;
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import javax.lang.model.type.TypeMirror;
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import javax.lang.model.type.DeclaredType;
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import javax.tools.*;
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import com.sun.source.util.*;
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import com.sun.tools.javac.api.*;
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@SupportedAnnotationTypes("*")
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public class T8142931 extends AbstractProcessor {
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public java.util.List<? extends javax.xml.namespace.QName> f0;
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public static void main(String... args) throws IOException {
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String testSrc = System.getProperty("test.src", ".");
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String testClasses = System.getProperty("test.classes");
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JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
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MyDiagListener dl = new MyDiagListener();
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try (StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null)) {
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Iterable<? extends JavaFileObject> files =
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fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, T8142931.class.getName()+".java")));
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Iterable<String> opts = Arrays.asList(
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"--add-exports", "jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED",
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"-XDaccessInternalAPI",
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"-proc:only",
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"-processor", "T8142931",
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"-processorpath", testClasses);
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StringWriter out = new StringWriter();
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JavacTask task = (JavacTask)tool.getTask(out, fm, dl, opts, null, files);
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task.call();
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String s = out.toString();
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System.err.print(s);
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System.err.println(dl.count + " diagnostics; " + s.length() + " characters");
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if (dl.count != 0 || s.length() != 0)
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throw new AssertionError("unexpected output from compiler");
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}
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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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Set<? extends Element> set = roundEnv.getRootElements();
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for (Element element : set) {
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Collection<VariableElement> fields = ElementFilter.fieldsIn(((TypeElement) element).getEnclosedElements());
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for (VariableElement field : fields) {
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TypeMirror listType = field.asType();
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List<? extends TypeMirror> typeArgs = ((DeclaredType) listType).getTypeArguments();
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TypeMirror arg = typeArgs.get(0);
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String erasure = processingEnv.getTypeUtils().erasure(arg).toString();
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if (!erasure.equals("javax.xml.namespace.QName"))
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throw new AssertionError("Wrong Erasure: " + erasure);
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}
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}
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return false;
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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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static class MyDiagListener implements DiagnosticListener {
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public void report(Diagnostic d) {
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System.err.println(d);
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count++;
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}
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public int count;
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}
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}
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