arcEngine 10.2中IDataSet接口的SaveAs接口无法使用中文路径另存。

/// <summary>

        /// 栅格另存

        /// </summary>

        /// <param name="outRaster"></param>

        /// <param name="resultPath"></param>

        /// <param name="rasterfilename"></param>

        public void saveasRaster(IRaster outRaster, string resultPath, string rasterfilename)

        {

            IRasterBandCollection pRasterbandCollection;

            IDataset pDataset;

            //将数据保存为grid格式

            IEnumDataset pEnumDataset = null;

            IWorkspaceFactory pWSF;

            try

            {

                pRasterbandCollection = (IRasterBandCollection)outRaster;



                pWSF = new RasterWorkspaceFactoryClass();

                IWorkspace pWorkspace = pWSF.OpenFromFile(resultPath, 0);

                pEnumDataset = pWorkspace.get_Datasets(esriDatasetType.esriDTRasterDataset);

                pDataset = pEnumDataset.Next();

                while (pDataset != null)

                {

                    if (pDataset.Name.ToUpper() == rasterfilename.ToUpper())

                    {

                        try

                        {

                            //删除

                            if (pDataset.CanDelete())

                            {

                                pDataset.Delete();

                            }

                        }

                        catch (Exception)

                        {

                            throw new Exception("数据已存在并且正在被占用无法删除！！！");

                        }

                    }

                    ReleaseComObject.releaseComObject(pDataset);

                    pDataset = pEnumDataset.Next();

                }

                pDataset = pRasterbandCollection.SaveAs(rasterfilename, pWorkspace, "GRID");



            }

            catch (Exception)

            {

                throw;

            }

           

        }