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Posted to commits@harmony.apache.org by "Oleg Khaschansky (JIRA)" <ji...@apache.org> on 2006/08/08 14:03:15 UTC
[jira] Commented: (HARMONY-1101) [classlib][archive] unexpected
IOException for double ZipInputStream().close()
[ http://issues.apache.org/jira/browse/HARMONY-1101?page=comments#action_12426543 ]
Oleg Khaschansky commented on HARMONY-1101:
-------------------------------------------
Sorry, not updated before uploading patch.
> [classlib][archive] unexpected IOException for double ZipInputStream().close()
> ------------------------------------------------------------------------------
>
> Key: HARMONY-1101
> URL: http://issues.apache.org/jira/browse/HARMONY-1101
> Project: Harmony
> Issue Type: Bug
> Components: Classlib
> Reporter: Vladimir Ivanov
> Attachments: harmony-1101.patch, ZipInputStream.patch
>
>
> The spec says for the method java.io.Closeable.close(): "If the stream is already closed then invoking this method has no effect".
> The spec for java.util.zip.ZipInputStream.close() says nothing for double call but RI follow the spec for Closeable and do nothing while Harmony throws IOException.
> ====================== test.java ======================
> import java.io.*;
> import java.util.zip.*;
> public class test {
> public static void main(String args[]) {
> ZipInputStream zis = null;
> try {
> File f=new File("myFile");
> f.createNewFile();
> f.deleteOnExit();
> BufferedInputStream b = new BufferedInputStream(new FileInputStream(f));
> zis = new ZipInputStream(new BufferedInputStream(b));
> } catch (IOException e) {
> System.out.println("unexpected exception: " + e);
> return;
> }
> try {
> if (zis != null) {
> zis.close();
> zis.close();
> }
> System.out.println("PASSED");
> } catch (IOException e) {
> System.out.println("FAILED: " + e);
> e.printStackTrace();
> }
> }
> }
> ====================================================
> Output:
> C:\tmp\tmp17>C:\jrockit-jdk1.5.0-windows-ia32\bin\java.exe -cp . -showversion test
> 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))
> PASSED
> C:\tmp\tmp17>C:\harmony\trunk_0427\deploy\jdk\jre\bin\java.exe -cp . -showversion test
> java version 1.5 (subset)
> (c) Copyright 1991, 2006 The Apache Software Foundation or its licensors, as applicable.
> FAILED: java.io.IOException: Stream is closed
> java.io.IOException: Stream is closed
> at java.util.zip.ZipInputStream.closeEntry(ZipInputStream.java:90)
> at java.util.zip.ZipInputStream.close(ZipInputStream.java:80)
> at test.main(test.java:20)
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