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From "Igor V. Stolyarov (JIRA)" <j...@apache.org>
Subject [jira] Created: (HARMONY-1055) [classlib][io] java.io.PushbackInputStream.read() throws unexpected exception when it created from null InputStream
Date Thu, 03 Aug 2006 09:36:13 GMT
 [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


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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