jdk8-mips64-public/langtools: test/tools/javap/T6866657.java@0b6cc4ea670f

     1 /*

     2  * Copyright (c) 2009, 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  */

    25 /*

    26  * @test

    27  * @bug 6866657

    28  * @summary add byteLength() method to primary classfile types

    29  */

    31 import java.io.*;

    32 import java.util.*;

    33 import javax.tools.*;

    34 import com.sun.tools.javap.*;

    36 public class T6866657

    37 {

    38     public static void main(String... args) {

    39         new T6866657().run();

    40     }

    42     void run() {

    43         verify("java.lang.Object");

    44         verify("java.lang.String");

    45         verify("java.util.List");

    46         verify("java.util.ArrayList");

    47         if (errors > 0)

    48             throw new Error(errors + " found.");

    49     }

    51     void verify(String className) {

    52         try {

    53             PrintWriter log = new PrintWriter(System.out);

    54             JavaFileManager fileManager = JavapFileManager.create(null, log);

    55             JavaFileObject fo = fileManager.getJavaFileForInput(StandardLocation.PLATFORM_CLASS_PATH, className, JavaFileObject.Kind.CLASS);

    56             if (fo == null) {

    57                 error("Can't find " + className);

    58             } else {

    59                 JavapTask t = new JavapTask(log, fileManager, null);

    60                 t.handleOptions(new String[] { "-sysinfo", className });

    61                 JavapTask.ClassFileInfo cfInfo = t.read(fo);

    62                 expectEqual(cfInfo.cf.byteLength(), cfInfo.size);

    63             }

    64         } catch (Exception e) {

    65             e.printStackTrace();

    66             error("Exception: " + e);

    67         }

    68     }

    70     void expectEqual(int found, int expected) {

    71         if (found != expected)

    72             error("bad value found: " + found + " expected: " + expected);

    73     }

    75     void error(String msg) {

    76         System.err.println(msg);

    77         errors++;

    78     }

    80     int errors;

    81 }

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