Bug 179636 [Smoke] Chart can not be previewed [0001]
Description: Chart can not be previewed Build number: 2.2.0.v20070328-0630 Steps to reproduce: 1. New a chart, preview. Expected result: Chart is displayed correctly. Actual result: Chart can not be previewed. Error log: N/A
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
}
			}
		}
		if ( name != null && name.length( ) > 0 ) 
		{
			if ( getParameter( request, name ) == null )
			{
				String paramValue = value;
				paramValue = urlEncode( paramValue, UTF_8_ENCODE );
				queryString += ( isFirst ? "" : PARAMETER_SEPARATOR ) + name + EQUALS_OPERATOR + paramValue; 
				isFirst = false;
			}
		}
		return queryString;
	}
	/**
	 * Gets the query parameter string with the give name and value.
	 * 
	 * @param paramName
	 * @param value
	 * @return
	 */
	public static String getQueryParameterString( String paramName, String value )
	{
		StringBuffer b = new StringBuffer( );
		b.append( PARAMETER_SEPARATOR );
		b.append( paramName );
		b.append( EQUALS_OPERATOR );
		b.append( value );
		return b.toString( );