添加SHP文件到SDE中指定FeatureClass中(方法二)

此方法通过IFeatureBuffer将一个SHP文件中所有的Feature及属性添加到SDE中对应的FeatureClass中.

#region 添加SHP数据到SDE数据方法二
    /// <summary>
    /// 添加SHP数据到SDE数据方法二
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    protected void add02_Click(object sender, EventArgs e)
    {
        //调用方法获取SHP文件中的要素集
        IFeatureClass featureClass = GetShpFeatureClass();
        IQueryFilter queryFilter = new ESRI.ArcGIS.Geodatabase.QueryFilter();
        //根据SHP文件中的要素集逐一插入到SDE对应要素集中
        for (int i = 0; i < featureClass.FeatureCount(queryFilter); i++)
        {
            IFeature shpFeatureBuffer = featureClass.GetFeature(i);
            Add_Fea("roadtest", shpFeatureBuffer);
        }

    }

    /// <summary>
    /// 获得shp文件里的要素集
    /// </summary>
    /// <returns></returns>
    public IFeatureClass GetShpFeatureClass()
    {
        IFeatureClass returnFeatureClass = null;//返回要素集
        string filepath = Server.MapPath("./") + "temp";
        //打开shp文件工作空间
        IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactoryClass();
        IFeatureWorkspace pFeatWS = pWorkspaceFactory.OpenFromFile(@filepath, 0) as IFeatureWorkspace;
        //获取SHP文件的要素集
        returnFeatureClass = pFeatWS.OpenFeatureClass("road03.shp");
        return returnFeatureClass;//返回要素集
    }

    /// <summary>
    /// 将Feature添加到SDE指定的FeatureClass里
    /// </summary>
    /// <param name="FeaName">SDE要素集名称 ,此处为roadtest</param>
    /// <param name="insertFeature">插入的要素</param>
    public void Add_Fea(string FeaName, IFeature insertFeature)
    {

        //打开SDE工作空间
        IPropertySet propSet = new PropertySetClass();
        propSet.SetProperty("Server", "GZGISSER");
        propSet.SetProperty("Instance", "5151");
        propSet.SetProperty("Database", "gzgddb");
        propSet.SetProperty("user", "sde");
        propSet.SetProperty("password", "gzgissersde");
        propSet.SetProperty("version", "SDE.DEFAULT");

        IWorkspaceFactory pWorkSpFac = new SdeWorkspaceFactoryClass();
        IFeatureWorkspace pFeaWorkSp = null;
        pFeaWorkSp = (IFeatureWorkspace)(pWorkSpFac.Open(propSet, 0));//打开要素空间
        IFeatureClass FeaCls = pFeaWorkSp.OpenFeatureClass(FeaName);//取得要素集

        ///插入要素到要素集中
        IFeatureCursor FeaCursor = FeaCls.Insert(true);
        IFeatureBuffer FeaBuffer = FeaCls.CreateFeatureBuffer(); ;

        //获取对应要素的字段将其插入到SDE要素集中
        IField Fld = new FieldClass();
        IFields Flds = insertFeature.Fields;
        for (int i = 0; i < Flds.FieldCount; i++)
        {
            //获取对应字段的索引
            Fld = Flds.get_Field(i);
            int index = FeaBuffer.Fields.FindField(Fld.Name);
            if (index != -1)
            {
                //字段赋值
                FeaBuffer.set_Value(index, insertFeature.get_Value(i));
            }
        }
        //插入要素
        FeaCursor.InsertFeature(FeaBuffer);
        //清空工作空间
        pFeaWorkSp = null;

    }
    #endregion