Bug 136966 When set an alias on a column, the column can not be used in the cascading parameter
Description: When set an alias on a column, the column can not be used in the cascading parameter Steps to reproduce: 1. new a datasource and a dataset 2. set an alias on a column 3. new a cascading parameter, set the column with an alias as the values column Actual result: the column can not be used in the cascading parameter
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/CascadingParametersDialog.java
value = LABEL_SELECT_A_VALUE_COLUMN;
						}
						else
						{
							value = LABEL_NO_COLUMN_AVAILABLE;
						}
						break;
					}
					case 2 :
					{
						value = getColumnName( paramHandle.getLabelExpr( ) );
						if ( value == null )
						{
							if ( getDataSetColumns( ).length > 0 )
							{
								value = LABEL_SELECT_DISPLAY_COLUMN;
							}
							else
							{
								value = LABEL_NO_COLUMN_AVAILABLE;
							}
						}
						break;
					}
				}
			}
			if ( value == null )
			{
				value = ""; 
			}