Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javac/api/ToolProvider/HelloWorldTest.java
test/tools/javac/api/ToolProvider/HelloWorldTest.java
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| 1 /* | |
| 2 * Copyright (c) 2010, 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 * @bug 6604599 | |
| 27 * @summary ToolProvider should be less compiler-specific | |
| 28 */ | |
| 29 | |
| 30 import java.io.*; | |
| 31 import java.util.*; | |
| 32 | |
| 33 // verify that running a simple program, such as this one, does not trigger | |
| 34 // the loading of ToolProvider or any com.sun.tools.javac class | |
| 35 public class HelloWorldTest { | |
| 36 public static void main(String... args) throws Exception { | |
| 37 if (args.length > 0) { | |
| 38 System.err.println(Arrays.asList(args)); | |
| 39 return; | |
| 40 } | |
| 41 | |
| 42 new HelloWorldTest().run(); | |
| 43 } | |
| 44 | |
| 45 void run() throws Exception { | |
| 46 File javaHome = new File(System.getProperty("java.home")); | |
| 47 if (javaHome.getName().equals("jre")) | |
| 48 javaHome = javaHome.getParentFile(); | |
| 49 File javaExe = new File(new File(javaHome, "bin"), "java"); | |
| 50 String classpath = System.getProperty("java.class.path"); | |
| 51 | |
| 52 String[] cmd = { | |
| 53 javaExe.getPath(), | |
| 54 "-verbose:class", | |
| 55 "-classpath", classpath, | |
| 56 HelloWorldTest.class.getName(), | |
| 57 "Hello", "World" | |
| 58 }; | |
| 59 | |
| 60 ProcessBuilder pb = new ProcessBuilder(cmd).redirectErrorStream(true); | |
| 61 Process p = pb.start(); | |
| 62 BufferedReader r = new BufferedReader(new InputStreamReader(p.getInputStream())); | |
| 63 String line; | |
| 64 while ((line = r.readLine()) != null) { | |
| 65 System.err.println(line); | |
| 66 if (line.contains("javax.tools.ToolProvider") || line.contains("com.sun.tools.javac.")) | |
| 67 error(">>> " + line); | |
| 68 } | |
| 69 int rc = p.waitFor(); | |
| 70 if (rc != 0) | |
| 71 error("Unexpected exit code: " + rc); | |
| 72 | |
| 73 if (errors > 0) | |
| 74 throw new Exception(errors + " errors occurred"); | |
| 75 } | |
| 76 | |
| 77 void error(String msg) { | |
| 78 System.err.println(msg); | |
| 79 errors++; | |
| 80 } | |
| 81 | |
| 82 int errors; | |
| 83 } |
