1 /* 2 * Copyright (c) 2014, 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 import java.io.File; 25 import java.lang.reflect.Method; 26 import java.util.Arrays; 27 28 29 public class Wrapper { 30 public static void main(String... args) throws Exception { 31 if (!isSJavacOnClassPath()) { 32 System.out.println("sjavac not available: pass by default"); 33 return; 34 } 35 36 String testClassName = args[0]; 37 String[] testArgs = Arrays.copyOfRange(args, 1, args.length); 38 39 File srcDir = new File(System.getProperty("test.src")); 40 File clsDir = new File(System.getProperty("test.classes")); 41 42 File src = new File(srcDir, testClassName + ".java"); 43 File cls = new File(clsDir, testClassName + ".class"); 44 45 if (cls.lastModified() < src.lastModified()) { 46 System.err.println("Recompiling test class..."); 47 String[] javacArgs = { "-d", clsDir.getPath(), src.getPath() }; 48 int rc = com.sun.tools.javac.Main.compile(javacArgs); 49 if (rc != 0) 50 throw new Exception("compilation failed"); 51 } 52 53 Class<?> sjavac = Class.forName(testClassName); 54 Method main = sjavac.getMethod("main", String[].class); 55 main.invoke(null, new Object[] { testArgs }); 56 } 57 58 private static boolean isSJavacOnClassPath() { 59 String cls = "com/sun/tools/sjavac/Main.class"; 60 return Wrapper.class.getClassLoader().getResource(cls) != null; 61 } 62 } | 1 /* 2 * Copyright (c) 2014, 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 import java.io.IOException; 25 import java.lang.reflect.Method; 26 import java.nio.file.Files; 27 import java.nio.file.Path; 28 import java.nio.file.Paths; 29 import java.util.ArrayList; 30 import java.util.Arrays; 31 import java.util.List; 32 import java.util.stream.Collectors; 33 34 public class Wrapper { 35 public static void main(String... args) throws Exception { 36 if (!isSJavacOnClassPath()) { 37 System.out.println("sjavac not available: pass by default"); 38 return; 39 } 40 41 String testClassName = args[0]; 42 String[] testArgs = Arrays.copyOfRange(args, 1, args.length); 43 44 Path srcDir = Paths.get(System.getProperty("test.src")); 45 Path clsDir = Paths.get(System.getProperty("test.classes")); 46 String clsPath = System.getProperty("test.class.path"); 47 String tstMdls = System.getProperty("test.modules"); 48 49 Path src = srcDir.resolve(testClassName + ".java"); 50 Path cls = clsDir.resolve(testClassName + ".class"); 51 52 if (isNewer(src, cls)) { 53 System.err.println("Recompiling test class..."); 54 List<String> javacArgs = new ArrayList<>(); 55 javacArgs.addAll(Arrays.asList("-d", clsDir.toString())); 56 javacArgs.addAll(Arrays.asList("-sourcepath", srcDir.toString())); 57 javacArgs.addAll(Arrays.asList("-classpath", clsPath)); 58 Arrays.stream(tstMdls.split("\\s+")) 59 .filter(s -> s.contains("/")) 60 .map(s -> "--add-exports=" + s + "=ALL-UNNAMED") 61 .collect(Collectors.toCollection(() -> javacArgs)); 62 javacArgs.add(src.toString()); 63 System.out.println("javac: " + javacArgs); 64 int rc = com.sun.tools.javac.Main.compile( 65 javacArgs.toArray(new String[javacArgs.size()])); 66 if (rc != 0) 67 throw new Exception("compilation failed"); 68 } 69 70 Class<?> sjavac = Class.forName(testClassName); 71 Method main = sjavac.getMethod("main", String[].class); 72 main.invoke(null, new Object[] { testArgs }); 73 } 74 75 private static boolean isNewer(Path a, Path b) throws IOException { 76 if (Files.notExists(b)) 77 return true; 78 return Files.getLastModifiedTime(a).compareTo(Files.getLastModifiedTime(b)) > 0; 79 } 80 81 private static boolean isSJavacOnClassPath() { 82 String cls = "com/sun/tools/sjavac/Main.class"; 83 return Wrapper.class.getClassLoader().getResource(cls) != null; 84 } 85 } |