87 lines
2.9 KiB
Java
87 lines
2.9 KiB
Java
/*
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* Copyright (c) 2024, 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 8331027
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* @summary Verify classfile inside ct.sym
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* @enablePreview
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* @library /tools/lib
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* @modules jdk.compiler/com.sun.tools.javac.api
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* jdk.compiler/com.sun.tools.javac.main
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* jdk.compiler/com.sun.tools.javac.platform
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* jdk.compiler/com.sun.tools.javac.util:+open
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* @build toolbox.ToolBox VerifyCTSymClassFiles
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* @run main VerifyCTSymClassFiles
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*/
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import java.io.IOException;
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import java.io.UncheckedIOException;
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import java.lang.classfile.ClassFile;
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import java.lang.classfile.attribute.ModuleMainClassAttribute;
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import java.net.URISyntaxException;
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import java.nio.file.FileSystem;
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import java.nio.file.FileSystems;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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public class VerifyCTSymClassFiles {
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public static void main(String... args) throws IOException, URISyntaxException {
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VerifyCTSymClassFiles t = new VerifyCTSymClassFiles();
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t.checkClassFiles();
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}
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void checkClassFiles() throws IOException {
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Path ctSym = Paths.get(System.getProperty("java.home"), "lib", "ct.sym");
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if (!Files.exists(ctSym)) {
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//no ct.sym, nothing to check:
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return ;
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}
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try (FileSystem fs = FileSystems.newFileSystem(ctSym)) {
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Files.walk(fs.getRootDirectories().iterator().next())
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.filter(p -> Files.isRegularFile(p))
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.forEach(p -> checkClassFile(p));
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}
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}
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void checkClassFile(Path p) {
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if (!"module-info.sig".equals(p.getFileName().toString())) {
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return ;
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}
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try {
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ClassFile.of().parse(p).attributes().forEach(attr -> {
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if (attr instanceof ModuleMainClassAttribute mmca) {
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mmca.mainClass();
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}
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});
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} catch (IOException ex) {
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throw new UncheckedIOException(ex);
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}
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}
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}
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