Bug 141255 No error for the incompatible parameter value
Steps to reproduce: 1.New a decimal parameter, set the default value to "aaa" 2.Preview the report by "Preview" tab Expected result: Error to say the incompatible parameter value Actual result: Parameter request page keeps poping up till input the decimal value Note: if preview in Web Viewer, error will be thrown out, but no exception description.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/actionhandler/BirtRunReportActionHandler.java
parameterObj.getPattern( ), attrBean
											.getLocale( ) );
							paramValue = converter.parse(
									paramValue.toString( ), parameterObj
											.getDataType( ) );
							break;
						}
					}
					if ( paramName != null && paramName.length( ) > 0 )
					{
						parameterMap.put( paramName, paramValue );
					}
				}
			}
			getReportService( ).runReport( designHandle, docName, options,
					parameterMap );
		}
		catch ( ReportServiceException e )
		{
			AxisFault fault = new AxisFault( );
			fault.setFaultReason( e.getMessage( ) );
			throw fault;
		}
	}
	protected IViewerReportService getReportService( )
	{
		return BirtReportServiceFactory.getReportService( );
	}
}