[ http://issues.apache.org/jira/browse/DERBY-721?page=all ]
Tomohito Nakayama resolved DERBY-721:
-------------------------------------
Resolution: Fixed
Committed .
Sending java/client/org/apache/derby/client/am/ResultSet.java
Sending java/engine/org/apache/derby/iapi/reference/SQLState.java
Sending java/engine/org/apache/derby/impl/jdbc/EmbedResultSet.java
Sending java/engine/org/apache/derby/loc/messages_en.properties
Sending
java/testing/org/apache/derbyTesting/functionTests/master/DerbyNet/LOBTest.out
Sending
java/testing/org/apache/derbyTesting/functionTests/master/DerbyNetClient/LOBTest.out
Adding
java/testing/org/apache/derbyTesting/functionTests/master/DerbyNetClient/Stream.out
Sending
java/testing/org/apache/derbyTesting/functionTests/master/LOBTest.out
Adding
java/testing/org/apache/derbyTesting/functionTests/master/Stream.out
Sending
java/testing/org/apache/derbyTesting/functionTests/master/connectionJdbc20.out
Sending
java/testing/org/apache/derbyTesting/functionTests/suites/jdbcapi.runall
Sending
java/testing/org/apache/derbyTesting/functionTests/tests/jdbcapi/LOBTest.java
Adding
java/testing/org/apache/derbyTesting/functionTests/tests/jdbcapi/Stream.java
Sending
java/testing/org/apache/derbyTesting/functionTests/tests/jdbcapi/connectionJdbc20.java
Sending
java/testing/org/apache/derbyTesting/functionTests/tests/jdbcapi/resultsetStream.java
Transmitting file data ...............
Committed revision 357435.
> State of InputStream retrieved from resultset is not clean , if there exists
> previous InputStream .
> ---------------------------------------------------------------------------------------------------
>
> Key: DERBY-721
> URL: http://issues.apache.org/jira/browse/DERBY-721
> Project: Derby
> Type: Bug
> Components: Unknown
> Environment: [EMAIL PROTECTED]:~/derby/dev/trunk$ cat /proc/version
> Linux version 2.6.12-1-386 ([EMAIL PROTECTED]) (gcc version 4.0.2 20050917
> (prerelease) (Debian 4.0.1-8)) #1 Tue Sep 27 12:41:08 JST 2005
> [EMAIL PROTECTED]:~/derby/dev/trunk$ java -version
> java version "1.4.2_10"
> Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.2_10-b03)
> Java HotSpot(TM) Client VM (build 1.4.2_10-b03, mixed mode)
> Reporter: Tomohito Nakayama
> Assignee: Tomohito Nakayama
> Attachments: DERBY-721.patch, DERBY-721_2.patch, DERBY-721_3.patch,
> DERBY-721_4.patch, DERBY-721_rollback_1+2.patch, testLob.java, testLob2.java,
> testResult.txt, testResult2.txt
>
> State of InputStream retrieved from ResultSet was not clean , if there exists
> previous InputStream retrieved from ResultSet .
> Test code ...
> PreparedStatement pst = conn.prepareStatement("insert into a(b)
> values(?)");
> byte[] data = new byte[1024 * 1024];
> for(int i = 0;
> i < 1024 * 1024;
> i ++){
> data[i] = (byte)(i % 256);
> }
> pst.setBinaryStream(1,new ByteArrayInputStream(data),data.length);
> pst.executeUpdate();
> pst.close();
>
>
> st = conn.createStatement();
> ResultSet rs = st.executeQuery("select b from a");
> rs.next();
>
> InputStream is = rs.getBinaryStream(1);
> System.out.println("Here goes first stream");
> System.out.println(is.read());
> System.out.println(is.read());
> System.out.println(is.read());
>
> is = rs.getBinaryStream(1);
> System.out.println("Here goes 2nd stream");
> System.out.println(is.read());
> System.out.println(is.read());
> System.out.println(is.read());
> Result ....
> [EMAIL PROTECTED]:~/derby/test/20051121$ java testLob
> Here goes first stream
> 0
> 1
> 2
> Here goes 2nd stream
> 7
> 8
> 9
> It is expected that result printed from first stream is as same as result
> printed from 2nd.
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