85 lines
3.3 KiB
Java
85 lines
3.3 KiB
Java
/*
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* Copyright (c) 2005, 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 4813736 8015073
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* @summary Provide a basic test of access to the Java Model from javac, and error messages
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* @author Peter von der Ah\u00e9
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* @modules jdk.compiler/com.sun.tools.javac.api
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* @run main TestJavacTask TestJavacTask.java
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*/
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import com.sun.tools.javac.api.JavacTaskImpl;
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import java.io.File;
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import java.io.IOException;
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import java.util.Arrays;
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import javax.lang.model.element.Element;
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import javax.tools.JavaCompiler;
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import javax.tools.JavaFileObject;
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import javax.tools.StandardJavaFileManager;
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import javax.tools.ToolProvider;
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public class TestJavacTask {
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static final JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
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static final StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null);
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static JavacTaskImpl getTask(File... file) {
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Iterable<? extends JavaFileObject> files =
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fm.getJavaFileObjectsFromFiles(Arrays.asList(file));
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return (JavacTaskImpl)compiler.getTask(null, fm, null, null, null, files);
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}
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static void basicTest(String... args) throws IOException {
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String srcdir = System.getProperty("test.src");
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File file = new File(srcdir, args[0]);
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JavacTaskImpl task = getTask(file);
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for (Element clazz : task.enter(task.parse()))
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System.out.println(clazz.getSimpleName());
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}
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static void checkKindError() {
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final File testFile = new File("Test.java "); // <-note trailing space!
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try {
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getTask(testFile);
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} catch (IllegalArgumentException iae) {
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// The following check is somewhat fragile, since the content of the ILA is not
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// formally specified. If we want to fix this, we should catch/rewrap ILA coming
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// from use of java.nio.file.Path inside javac's impl of JavaFileManager.
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if (!iae.getMessage().contains(testFile.getName())) {
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System.err.println("Got message: " + iae.getMessage());
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throw new RuntimeException("Error: expected string not found");
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}
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}
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}
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public static void main(String... args) throws IOException {
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try {
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basicTest(args);
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checkKindError();
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} finally {
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fm.close();
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}
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}
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}
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