Bug 200812 Issue when remove one separator setting in viewer.property[0002]
Description: Issue when remove one separator setting in viewer.property Build number:2.2.1.v200708220927 Steps to reproduce: 1. Deploy birt. 2. Open viewer.properties under WEB-INF folder. 3. Delete "viewer.sep.0=," line 4. Start server. 5. Preview report. 6. Export Data, select columns and select "Comma(,)", click OK. Expected result: Comma(,) isn't in the separator list. Actual result: Nothing happened after step6 and no error logs. Error log:n/a
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
public static boolean isOverwrite( HttpServletRequest request )
	{
		boolean overwrite = isOverWrite;
		String urlParam = getParameter( request, PARAM_OVERWRITE );
		if ( "true".equalsIgnoreCase( urlParam ) ) 
		{
			overwrite = true;
		}
		else if ( "false".equalsIgnoreCase( urlParam ) ) 
		{
			overwrite = false;
		}
		return overwrite;
	}
	/**
	 * Checks if a given file name is a relative path.
	 * 
	 * @param fileName
	 *            The file name.
	 * @return A <code>boolean</code> value indicating if the file name is a
	 *         relative path or not.
	 */
	public static boolean isRelativePath( String fileName )
	{
		if ( fileName == null )
		{
			return false;
		}
		return !new File( fileName ).isAbsolute( );
	}