author | coleenp |
Mon, 29 Jul 2019 10:34:20 -0400 | |
changeset 57567 | b000362a89a0 |
parent 48138 | test/hotspot/jtreg/runtime/appcds/CompilerUtils.java@78b2ecdd3c4b |
permissions | -rw-r--r-- |
48138 | 1 |
/* |
57567
b000362a89a0
8202339: [TESTBUG] Consolidate the tests in runtime/SharedArchiveFile and runtime/appcds
coleenp
parents:
48138
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changeset
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* Copyright (c) 2015, 2019, 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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import javax.tools.JavaCompiler; |
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import javax.tools.StandardJavaFileManager; |
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import javax.tools.StandardLocation; |
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import javax.tools.ToolProvider; |
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import java.io.IOException; |
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import java.nio.file.Files; |
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import java.nio.file.Path; |
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import java.util.Arrays; |
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import java.util.List; |
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import java.util.stream.Collectors; |
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/** |
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* This class consists exclusively of static utility methods for invoking the |
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* java compiler. |
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* |
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* This class will eventually move to jdk.testlibrary. |
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*/ |
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public final class CompilerUtils { |
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private CompilerUtils() { } |
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/** |
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* Compile all the java sources in {@code <source>/**} to |
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* {@code <destination>/**}. The destination directory will be created if |
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* it doesn't exist. |
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* |
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* All warnings/errors emitted by the compiler are output to System.out/err. |
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* |
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* @return true if the compilation is successful |
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* |
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* @throws IOException if there is an I/O error scanning the source tree or |
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* creating the destination directory |
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*/ |
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public static boolean compile(Path source, Path destination, String ... options) |
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throws IOException |
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{ |
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JavaCompiler compiler = ToolProvider.getSystemJavaCompiler(); |
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StandardJavaFileManager jfm = compiler.getStandardFileManager(null, null, null); |
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List<Path> sources |
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= Files.find(source, Integer.MAX_VALUE, |
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(file, attrs) -> (file.toString().endsWith(".java"))) |
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.collect(Collectors.toList()); |
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Files.createDirectories(destination); |
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jfm.setLocationFromPaths(StandardLocation.CLASS_OUTPUT, |
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Arrays.asList(destination)); |
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List<String> opts = Arrays.asList(options); |
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JavaCompiler.CompilationTask task |
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= compiler.getTask(null, jfm, null, opts, null, |
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jfm.getJavaFileObjectsFromPaths(sources)); |
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return task.call(); |
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} |
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} |