Bug 153404 Custom format string in report parameter doesn't work correctly
Description: Custom format string in report parameter doesn't work correctly Steps to reproduce: 1. New a report parameter, string type, text-box, input qwewretry as default value. 2. Click change button, select Zip code format, click OK 3. Drag the parameter to Layout and preview Expected result: Format works Actual result: In popup dialog, value are formated and click OK, display value is not formatted. Then I switched back to Layout and changed the parameter format to lowercase, then preview. This time I saw Zip code format worked instead of lowercase effect!
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/actionhandler/BirtCacheParameterActionHandler.java
.setName( paramName + "_" + parameter.getID( ) ); 
						configVar.setValue( paramValue );
						handle.addConfigVariable( configVar );
					}
					continue;
				}
				
				parameter = (ScalarParameterHandle) attrBean
						.findParameter( paramName );
				
				
				if ( paramValue != null && parameter != null )
				{
					try
					{
						if ( !DesignChoiceConstants.PARAM_TYPE_STRING
								.equalsIgnoreCase( parameter.getDataType( ) ) )
						{
							Object paramValueObj = ParameterValidationUtil
									.validate( parameter.getDataType( ),
											parameter.getPattern( ),
											paramValue, attrBean.getLocale( ) );
							paramValue = ParameterValidationUtil
									.getDisplayValue( parameter.getDataType( ),
											parameter.getPattern( ),
											paramValueObj, ULocale.US );
						}
					}
					catch ( Exception err )
					{