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From "Igor V. Stolyarov (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HARMONY-1055) [classlib][io] java.io.PushbackInputStream.read() throws unexpected exception when it created from null InputStream
Date Fri, 04 Aug 2006 07:07:14 GMT
     [ http://issues.apache.org/jira/browse/HARMONY-1055?page=all ]

Igor V. Stolyarov updated HARMONY-1055:
---------------------------------------

    Attachment: PushbackInputStream.patch

Suggested patch for this issue.


>  [classlib][io] java.io.PushbackInputStream.read() throws unexpected exception when it
created from null InputStream
> --------------------------------------------------------------------------------------------------------------------
>
>                 Key: HARMONY-1055
>                 URL: http://issues.apache.org/jira/browse/HARMONY-1055
>             Project: Harmony
>          Issue Type: Bug
>          Components: Classlib
>            Reporter: Igor V. Stolyarov
>         Attachments: PushbackInputStream.patch
>
>
> java.io.PushbackInputStream.read() throws unexpected exception when PushbackInputStream
created from null InputStream
> Test-------------------------------------------------------------------------------------
> import java.io.*
> public class DateTest {
>     public static void main(String[] args) { 
>         try {                
>             PushbackInputStream str = new PushbackInputStream(null);
>             str.read();             
>      } catch (Exception e) {
>              e.printStackTrace();               
>      }
>     } 
> }
> Output------------------------------------------------------------------------------------
> BEA JRockit:
> java version "1.5.0"
> Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0-b64)
> BEA WebLogic JRockit(R) (build dra-38972-20041208-2001-win-ia32, R25.0.0-75, GC:
>  System optimized over throughput (initial strategy singleparpar))
> java.io.IOException: Stream closed
>         at java.io.PushbackInputStream.ensureOpen(PushbackInputStream.java:57)
>         at java.io.PushbackInputStream.read(PushbackInputStream.java:116)
>         at DateTest.main(DateTest.java:33)
> Harmony:
> java version 1.5 (subset)
> (c) Copyright 1991, 2006 The Apache Software Foundation or its licensors, as app
> licable.
> java.lang.NullPointerException
>         at java.io.PushbackInputStream.read(PushbackInputStream.java:135)
>         at DateTest.main(DateTest.java:33)

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