1 /* 2 * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @summary Test to check that -j option works with more than one value 27 * @bug 8071629 28 * @author sogoel 29 * @library /tools/lib 30 * @modules jdk.compiler/com.sun.tools.javac.api 31 * jdk.compiler/com.sun.tools.javac.main 32 * jdk.compiler/com.sun.tools.sjavac 33 * jdk.jdeps/com.sun.tools.javap 34 * @build Wrapper toolbox.ToolBox 35 * @run main Wrapper ParallelCompilations 36 */ 37 38 import java.io.*; 39 import java.nio.file.*; 40 import com.sun.tools.sjavac.Main; 41 42 class ParallelCompilations extends SJavacTester { 43 public static void main(String[] args) throws Exception { 44 new ParallelCompilations().run(); 45 } 46 47 public void run() throws Exception { 48 ToolBox tb = new ToolBox(); 49 50 // Generate 10 files 51 for (int i = 0; i < 10; i++) { 52 String content = "package foo"+ i + ";\n" + 53 "public class Test" + i + "{\n" + 54 " public static void main(String[] args) {}\n" + 55 "\n}"; 56 Path srcDir = Paths.get("src"); 57 tb.writeJavaFiles(srcDir, content); 58 } 59 // Method will throw an exception if compilation fails 60 compile("src", 61 "-d", BIN.toString(), 62 "--state-dir=" + BIN, 63 "-j", "10", 64 "--log=debug"); 65 } 66 }