aoqi@0: /*
aoqi@0:  * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @bug 7186925
aoqi@0:  * @summary JavapTask passes null to java.io.Writer
aoqi@0:  */
aoqi@0: 
aoqi@0: import java.io.*;
aoqi@0: import java.util.*;
aoqi@0: import javax.tools.*;
aoqi@0: import com.sun.tools.javap.*;
aoqi@0: 
aoqi@0: public class T7186925
aoqi@0: {
aoqi@0:     public static void main(String... args) {
aoqi@0:         new T7186925().run();
aoqi@0:     }
aoqi@0: 
aoqi@0:     void run() {
aoqi@0:         verify("java.lang.Object");
aoqi@0:         if (errors > 0)
aoqi@0:             throw new Error(errors + " found.");
aoqi@0:     }
aoqi@0: 
aoqi@0:     void verify(String className) {
aoqi@0:         try {
aoqi@0:             JavaFileManager fileManager = JavapFileManager.create(null, null);
aoqi@0:             JavaFileObject fo = fileManager.getJavaFileForInput(StandardLocation.PLATFORM_CLASS_PATH, className, JavaFileObject.Kind.CLASS);
aoqi@0:             if (fo == null) {
aoqi@0:                 error("Can't find " + className);
aoqi@0:             } else {
aoqi@0:                 JavapTask t = new JavapTask(null, fileManager, null);
aoqi@0:                 t.handleOptions(new String[] { "-sysinfo", className });
aoqi@0:                 JavapTask.ClassFileInfo cfInfo = t.read(fo);
aoqi@0:                 expectEqual(cfInfo.cf.byteLength(), cfInfo.size);
aoqi@0:             }
aoqi@0:         } catch (NullPointerException ee) {
aoqi@0:             ee.printStackTrace();
aoqi@0:             error("Exception: " + ee);
aoqi@0:         } catch (Exception ee) {
aoqi@0:             System.err.println("Caught exception: " + ee);
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     void expectEqual(int found, int expected) {
aoqi@0:         if (found != expected)
aoqi@0:             error("bad value found: " + found + " expected: " + expected);
aoqi@0:     }
aoqi@0: 
aoqi@0:     void error(String msg) {
aoqi@0:         System.err.println(msg);
aoqi@0:         errors++;
aoqi@0:     }
aoqi@0: 
aoqi@0:     int errors;
aoqi@0: }