Attachment 8798 Details for Bug 24211 – Patch for HeaderBlockReader.java

[patch] Patch for HeaderBlockReader.java

IOExceptionReadingZIPFile1.txt (text/plain), 1.00 KB, created by Volker Tirjan on 2003-10-29 10:10:49 UTC

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Creator: Volker Tirjan

Created: 2003-10-29 10:10:49 UTC

Size: 1.00 KB

patch

obsolete

>--- HeaderBlockReaderORIG.java	Wed Apr 30 07:38:58 2003
>+++ HeaderBlockReader.java	Wed Oct 29 10:43:11 2003
>@@ -105,6 +105,22 @@
>     {
>         _data = new byte[ POIFSConstants.BIG_BLOCK_SIZE ];
>         int byte_count = stream.read(_data);
>+        /// XXX Patch 
>+        // The read() of java.io.InputStream does not guarantee to provide
>+        // the full amount of requested bytes. It is necessary to repeat the reading
>+        // until the full block is read or eof occured. 
>+        // The original source worked fine up to the point of reading Excel-files 
>+        // contained in a ZIP-file.
>+        while (byte_count!=-1 && byte_count < POIFSConstants.BIG_BLOCK_SIZE) {
>+        	int k = stream.read(_data, byte_count, POIFSConstants.BIG_BLOCK_SIZE-byte_count);
>+        	if (k==-1) {
>+        		break;
>+        	} else {
>+        		byte_count += k;
>+        	}
>+        }
>+        /// XXX Patch         
>+        
> 
>         if (byte_count != POIFSConstants.BIG_BLOCK_SIZE)
>         {

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Attachments on bug 24211: 8798 | 8799