FULL PRODUCT VERSION :
java version "1.7.0_02"
Java(TM) SE Runtime Environment (build 1.7.0_02-b13)
Java HotSpot(TM) Client VM (build 22.0-b10, mixed mode, sharing)


ADDITIONAL OS VERSION INFORMATION :

'sysinfo' is not recognized as an internal or external command,
operable program or batch file.
OS Name: Microsoft Windows 7 Home Basic
OS Version: 6.1.7600 N/A Build 7600
OS Manufacturer: Microsoft Corporation
OS Configuration: Standalone Workstation
OS Build Type: Multiprocessor Free
Registered Organization:
Product ID: 00346-339-0000007-85239
Original Install Date: 28/11/2011, 3:21:33 PM
System Boot Time: 15/08/2012, 9:44:37 AM
System Manufacturer: Acer
System Model: Aspire 5738
System Type: X86-based PC
Processor(s): 1 Processor(s) Installed.
                           [01]: x64 Family 6 Model 23 Stepping 10 GenuineIntel
~2100 Mhz
BIOS Version: Phoenix Technologies LTD V1.12 , 24/06/2009
Windows Directory: C:\Windows
System Directory: C:\Windows\system32
Boot Device: \Device\HarddiskVolume1
System Locale: en-us;English (United States)
Input Locale: en-us;English (United States)
Time Zone: (UTC+05:30) Chennai, Kolkata, Mumbai, New Delhi
  Total Physical Memory: 3,001 MB
Available Physical Memory: 800 MB
Virtual Memory: Max Size: 6,000 MB
Virtual Memory: Available: 3,341 MB
Virtual Memory: In Use: 2,659 MB
Page File Location(s): C:\pagefile.sys
Domain: WORKGROUP
Logon Server: \\SAKURA-PC
Hotfix(s): 19 Hotfix(s) Installed.
                           [01]: 982861
                           [02]: KB2286198
                           [03]: KB2296011
                           [04]: KB2296199
                           [05]: KB2347290
                           [06]: KB2454826
                           [07]: KB2476490
                           [08]: KB2532531
                           [09]: KB2536276
                           [10]: KB2588516
                           [11]: KB2619339
                           [12]: KB2620712
                           [13]: KB958488
                           [14]: KB980195
                           [15]: KB980232
                           [16]: KB980436
                           [17]: KB981957
                           [18]: KB982132
                           [19]: KB982214
Network Card(s): 3 NIC(s) Installed.
                           [01]: Intel(R) WiFi Link 5100 AGN
                                 Connection Name: Wireless Network Connection
                                 DHCP Enabled: Yes
                                 DHCP Server: 192.168.1.1
                                 IP address(es)
                                 [01]: 192.168.1.2
                                 [02]: fe80::6d85:422d:6c8a:d7f2
                           [02]: Broadcom NetLink (TM) Gigabit Ethernet
                                 Connection Name: Local Area Connection
                                 Status: Media disconnected
                           [03]: VirtualBox Host-Only Ethernet Adapter
                                 Connection Name: VirtualBox Host-Only Network
                                 DHCP Enabled: No
                                 IP address(es)
                                 [01]: 192.168.56.1
                                 [02]: fe80::547b:9737:a465:56e6


EXTRA RELEVANT SYSTEM CONFIGURATION :
Acer Aspire 5738
Ram:3GB
Hard Disk: 320GB

A DESCRIPTION OF THE PROBLEM :
C:\Users\sakura\workspace\Hello World\src\com\example\hello\world>javah -jni HelloWorld.java
An exception has occurred in the compiler (1.7.0_02). Please file a bug at the Java Developer Connection (http://java.sun.com/webapps/bugreport) after checking the Bug Parade for duplicates. Include your program and the following diagnostic in your report. Thank you.
java.lang.ClassCastException: com.sun.tools.javac.api.ClientCodeWrapper$WrappedJ
avaFileManager cannot be cast to com.sun.tools.javac.file.JavacFileManager
        at com.sun.tools.javac.main.Main.compile(Main.java:413)
        at com.sun.tools.javac.api.JavacTaskImpl.call(JavacTaskImpl.java:132)
        at com.sun.tools.javah.JavahTask.run(JavahTask.java:513)
        at com.sun.tools.javah.JavahTask.run(JavahTask.java:335)
        at com.sun.tools.javah.Main.main(Main.java:46)

REGRESSION. Last worked in version 7

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
1. Start ur Android Application in eclipse
2. Make use native keyword to make ndk apps.
3. Run using javah -jni filename.java
4. Error


REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
package com.example.hello.world;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.widget.TextView;

public class HelloWorld extends Activity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_hello_world);
        TextView myTextField = (TextView)findViewById(R.id.menu_settings);
        myTextField.setText(stringFromJNICPP());
    }
    
    public native String stringFromJNI();
    
  public native String stringFromJNICPP();
    
    /* this is used to load the 'hello-jni' library on application
     * startup. The library has already been unpacked into
     * /data/data/com.example.HelloJni/lib/libhello-jni.so at
     * installation time by the package manager.
     */
    static {
        System.loadLibrary("TestJNI");
    }
    
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.activity_hello_world, menu);
        return true;
    }
}

---------- END SOURCE ----------

SUPPORT :
YES