Bug 118592 Report error
please see attached design file.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/executor/cache/ResultObjectUtil.java
ByteArrayOutputStream baos;
		DataOutputStream dos;
		
		for ( int i = 0; i < length; i++ )
		{
			baos = new ByteArrayOutputStream( );
			dos = new DataOutputStream( baos );
			for ( int j = 0; j < columnCount; j++ )
			{
				Object fieldValue = null;
				try
				{
					fieldValue = resultObjects[i].getFieldValue( j + 1 );
				}
				catch ( DataException e )
				{
					
				}
					
				
				if ( fieldValue == null )
				{					
					dos.writeByte( 0 );
					continue;
				}
				else
				{
					dos.writeByte( 1 );
				}