Bug 131258 NewOdaDataSet is created when drop dataset from data explorer into layout in library
Details: NewOdaDataSet is created when drop dataset from data explorer into layout in library Setp: 1.New a library 2.Create a datasource and dataset 3.Drop dataset from Actual result: A new dataset named NewOdaDataSet is created. Exception result: The dataset is unnecessary to be created
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;
					if ( elementHandle.getRoot( ) instanceof LibraryHandle )
					{
						ModuleHandle moduleHandle = SessionHandleAdapter.getInstance( )
								.getReportDesignHandle( );
						LibraryHandle library = (LibraryHandle) elementHandle.getRoot( );
						if ( moduleHandle != library )
						{
							try
							{
								if ( UIUtil.includeLibrary( moduleHandle,
										library ) )
								{
									elementHandle = moduleHandle.getElementFactory( )
											.newElementFrom( elementHandle,
													null );
									moduleHandle.addElement( elementHandle,
											ModuleHandle.PARAMETER_SLOT );
								}
							}
							catch ( Exception e )
							{