arcengine 导出成shp

        /// <summary>
        /// 导出要素类
        /// </summary>
        /// <param name="pSourceFeatureClass"></param>数据源
        /// <param name="pQueryFilter"></param>筛选条件
        /// <param name="filePath"></param>导出地址
        /// <returns></returns>
        private bool Export(IFeatureClass pSourceFeatureClass, IQueryFilter pQueryFilter, string filePath)
        {
            // 源数据工作空间（GDB）
            IDataset pSourceDataset = pSourceFeatureClass as IDataset;
            IFeatureClassName pSourceFeatureClassName = pSourceDataset.FullName as IFeatureClassName;
            IWorkspace pSourceWorkspace = pSourceDataset.Workspace;

            // 目标数据工作空间（SHP）
            IWorkspaceFactory pTargetWorkspaceFactory = new ShapefileWorkspaceFactory();
            IWorkspace pTargetWorkspace = pTargetWorkspaceFactory.OpenFromFile(System.IO.Path.GetDirectoryName(filePath), 0);
            IDataset pTargetDataSet = pTargetWorkspace as IDataset;

            // 设置目标数据属性
            IWorkspaceName pTargetWorkspaceName = pTargetDataSet.FullName as IWorkspaceName;
            IFeatureClassName pTargetFeatureClassName = new FeatureClassName() as IFeatureClassName;
            IDatasetName pTargetDatasetName = pTargetFeatureClassName as IDatasetName;
            pTargetDatasetName.WorkspaceName = pTargetWorkspaceName;
            pTargetDatasetName.Name = System.IO.Path.GetFileName(filePath);

            // 检查字段
            IFieldChecker pFieldChecker = new FieldChecker();
            pFieldChecker.InputWorkspace = pSourceWorkspace;
            pFieldChecker.ValidateWorkspace = pTargetWorkspace;

            // 字段转换
            IFields pSourceFields = pSourceFeatureClass.Fields;
            IFields pTargetFields = null;
            IEnumFieldError pEnumFieldError = null;
            pFieldChecker.Validate(pSourceFields, out pEnumFieldError, out pTargetFields);

            // 数据转换
            IFeatureDataConverter pFeatureDataConverter = new FeatureDataConverter();
            try
            {
                pFeatureDataConverter.ConvertFeatureClass(pSourceFeatureClassName, pQueryFilter, null, pTargetFeatureClassName, null, pTargetFields, "", 1000, 0);
                return true;
            }
            catch
            {
                return false;
            }
        }