Bug 135497 Data Type is not correct when "Generate All" for Data item
Description: Create a sample datasource and dataset. Insert a data into layout, bind with the dataset.Click "Generate All" to get the Data Binding columns, but the displayed data type is not consistent with the actual one.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/palette/BasePaletteFactory.java
try
				{
					
					Object newObj = getRequest( ).getNewObject( );
					if ( newObj instanceof Object[]
							&& ( (Object[]) newObj ).length > 0 )
					{
						newObj = ( (Object[]) newObj )[0];
					}
					DesignElementHandle elementHandle = (DesignElementHandle) newObj;
					ModuleHandle moduleHandle = SessionHandleAdapter.getInstance( )
							.getReportDesignHandle( );
					
					if ( elementHandle.getRoot( ) instanceof LibraryHandle
							&& elementHandle.getRoot( ) != moduleHandle )
					{
						LibraryHandle library = (LibraryHandle) elementHandle.getRoot( );
						try
						{
							if ( UIUtil.includeLibrary( moduleHandle, library ) )
							{
								elementHandle = moduleHandle.getElementFactory( )
										.newElementFrom( elementHandle, null );
								moduleHandle.addElement( elementHandle,
										moduleHandle.getDataSets( ).getSlotID( ) );
							}
						}
						catch ( Exception e )
						{
							ExceptionHandler.handle( e );