1 /* 2 * Copyright (c) 2013, 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 * @bug 4942232 27 * @summary Verifies that javah won't attempt to generate a header file if a 28 * native method in a supplied class contains a parameter type whose corresponding 29 * class is missing or not in the classpath 30 * @library /tools/lib 31 * @modules jdk.compiler/com.sun.tools.javac.api 32 * jdk.compiler/com.sun.tools.javac.main 33 * @build toolbox.ToolBox toolbox.JavahTask 34 * @run compile MissingParamClassTest.java 35 * @clean MissingParamClassException 36 * @run main MissingParamClassTest 37 * @run compile MissingParamClassTest.java 38 * @clean Param 39 * @run main MissingParamClassTest 40 */ 41 42 import java.nio.file.Files; 43 import java.nio.file.Paths; 44 45 import toolbox.JavahTask; 46 import toolbox.Task; 47 import toolbox.ToolBox; 48 49 // Original test: test/tools/javah/MissingParamClassTest.sh 50 public class MissingParamClassTest { 51 52 public static void main(String[] args) throws Exception { 53 ToolBox tb = new ToolBox(); 54 55 String out = new JavahTask(tb) 56 .classpath(ToolBox.testClasses) 57 .classes("ParamClassTest") 58 .run(Task.Expect.FAIL) 59 .getOutput(Task.OutputKind.DIRECT); 60 61 if (Files.exists(Paths.get("ParamClassTest.h")) || out.isEmpty()) 62 throw new AssertionError("The only output generated by javah must be an error message"); 63 } 64 65 } 66 67 class MissingParamClassException extends Exception { 68 public MissingParamClassException() { 69 System.out.println("MissingParamClassException constructor called"); 70 } 71 } 72 73 class ParamClassTest { 74 public native void method(Param s); 75 76 public static void main(String args[]) { 77 } 78 } 79 80 class Param extends MissingParamClassException { 81 Param() { 82 System.out.println("Param constructor"); 83 } 84 }