JDK-6292315 : unexpected exception occurs in InputStreamReader
  • Type: Bug
  • Component: core-libs
  • Sub-Component: java.nio.charsets
  • Affected Version: 5.0,5.0u4,6
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • OS: windows_2000,windows_xp
  • CPU: x86
  • Submitted: 2005-06-29
  • Updated: 2014-02-27
  • Resolved: 2006-06-26
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Other
1.4.2_13 b01Fixed
Related Reports
Duplicate :  
JDK-4856364 - Exception in thread "main" java.lang.InternalError: Converter malfunction
Description
unexpected exception occurs in InputStreamReader.

REPRODUCE :
 1) Compile the attached test program.
 2) Launch "java TEST1 TEST1.xml"
   You will see the message as follows.

C:\users\issues\unicode\TEST1>java -showversion TEST1 TEST1.xml
java version "1.5.0_04"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_04-b05)
Java HotSpot(TM) Client VM (build 1.5.0_04-b05, mixed mode)

Exception in thread "main" java.lang.InternalError: Converter malfunction (Unico
deBig) -- please submit a bug report via http://java.sun.com/cgi-bin/bugreport.c
gi
        at sun.nio.cs.StreamDecoder$ConverterSD.malfunction(StreamDecoder.java:2
36)
        at sun.nio.cs.StreamDecoder$ConverterSD.convertInto(StreamDecoder.java:2
52)
        at sun.nio.cs.StreamDecoder$ConverterSD.implRead(StreamDecoder.java:298)

        at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:183)
        at sun.nio.cs.StreamDecoder.read0(StreamDecoder.java:132)
        at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:118)
        at java.io.InputStreamReader.read(InputStreamReader.java:151)
        at TEST1.main(TEST1.java:22)

CONFIGURSATION :
  JRE/JDK : 1.4.2/5.0u4
  OS : WindowsXP(SP1,Japanese)
  

###@###.### 2005-06-29 16:14:55 GMT
Comments
EVALUATION Aged bug, probably existed in day one, in ByteToCharUnicode.java. Weird no one noticed till now. See suggested fix for the fix for ByteToCharUnicode class. An alternative is to use the nio version in 5.0ux as well. ###@###.### 2005-07-21 07:10:34 GMT
21-07-2005
SUGGESTED FIX *** /tmp/geta4196 Thu Jul 21 00:02:00 2005 --- ByteToCharUnicode.java Thu Jul 21 00:01:51 2005 *************** *** 134,140 **** if (inI < inEnd) { b1 = in[inI++] & 0xff; bc = 1; ! } } else { badInputLength = bc; --- 134,141 ---- if (inI < inEnd) { b1 = in[inI++] & 0xff; bc = 1; ! } else ! byteOff = inI; } else { badInputLength = bc; ###@###.### 2005-07-21 07:10:33 GMT
21-07-2005