代码：
1 public class WorkspaceHelper
2 {
3 public static string GISConnectionString;
4 public static IWorkspace GetAccessWorkspace(string sFilePath)
5 {
6 if (!File.Exists(sFilePath))
7 {
8 return null;
9 }
10 try
11 {
12 IWorkspaceFactory factory = new AccessWorkspaceFactoryClass();
13 return factory.OpenFromFile(sFilePath, 0);
14 }
15 catch
16 {
17 return null;
18 }
19 }
20 public static IWorkspace GetSDEWorkspace(string sServerName, string sInstancePort, string sUserName, string sPassword, string sVersionName)
21 {
22 IPropertySet set = new PropertySetClass();
23 set.SetProperty("Server", sServerName);
24 set.SetProperty("Instance", sInstancePort);
25 set.SetProperty("User", sUserName);
26 set.SetProperty("password", sPassword);
27 set.SetProperty("version", sVersionName);
28 SdeWorkspaceFactoryClass class2 = new SdeWorkspaceFactoryClass();
29 try
30 {
31 return class2.Open(set, 0);
32 }
33 catch (Exception ex)
34 {
35 return null;
36 }
37 }
38 public static IWorkspace GetFGDBWorkspace(string sFilePath)
39 {
40 if (!System.IO.Directory.Exists(sFilePath))
41 {
42 return null;
43 }
44 try
45 {
46 IWorkspaceFactory factory = new FileGDBWorkspaceFactoryClass();
47 return factory.OpenFromFile(sFilePath,0);
48 }
49 catch
50 {
51 return null;
52 }
53 }
54 public static IWorkspace GetShapefileWorkspace(string sFilePath)
55 {
56 if (!File.Exists(sFilePath))
57 {
58 return null;
59 }
60 try
61 {
62 IWorkspaceFactory factory = new ShapefileWorkspaceFactoryClass();
63 sFilePath = System.IO.Path.GetDirectoryName(sFilePath);
64 return factory.OpenFromFile(sFilePath, 0);
65 }
66 catch
67 {
68 return null;
69 }
70 }
71 public static string PGDBDataConnectionString(string sPath)
72 {
73 return ("Provider=ESRI.GeoDB.OLEDB.1;Data Source=" + sPath + ";Extended Properties=workspacetype=esriDataSourcesGDB.AccessWorkspaceFactory.1;Geometry=WKB");
74 }
75 public static string SDEDataConnectionString(string sServerName, string sDataSource, string sUserName, string sPW)
76 {
77 return ("Provider=ESRI.GeoDB.OLEDB.1;Location=" + sServerName + ";Data Source=" + sDataSource + "; User Id=" + sUserName + ";Password=" + sPW + "; Extended Properties=WorkspaceType= esriDataSourcesGDB.SDEWorkspaceFactory.1;Geometry=WKB|OBJECT;Instance=5151;Version=SDE.DEFAULT");
78 }
79 public static string ShapefileDataConnectionString(string sPath)
80 {
81 sPath = System.IO.Path.GetDirectoryName(sPath);
82 return ("Provider=ESRI.GeoDB.OLEDB.1;Data Source=" + sPath + ";Extended Properties=WorkspaceType=esriDataSourcesFile.ShapefileWorkspaceFactory.1;Geometry=WKB|OBJECT");
83 }
84 public static bool HighPrecision(IWorkspace pWorkspace)
85 {
86 IGeodatabaseRelease geoVersion = pWorkspace as IGeodatabaseRelease;
87 if (geoVersion == null) return false;
88 if (geoVersion.MajorVersion == 2
89 && geoVersion.MinorVersion == 2)
90 {
91 return true;
92 }
93 return false;
94 }
95 public static List<String> QueryFeatureClassName(IWorkspace pWorkspace)
96 {
97 return QueryFeatureClassName(pWorkspace, false, false);
98 }
99 public static List<String> QueryFeatureClassName(IWorkspace pWorkspace, bool pUpperCase)
100 {
101 return QueryFeatureClassName(pWorkspace, pUpperCase, false);
102 }
103 public static List<String> QueryFeatureClassName(IWorkspace pWorkspace, bool pUpperCase, bool pEscapeMetaTable)
104 {
105 try
106 {
107 String ownerName = "";
108 if (pWorkspace.Type == esriWorkspaceType.esriRemoteDatabaseWorkspace)
109 {
110 ownerName = pWorkspace.ConnectionProperties.GetProperty("user").ToString();
111 ownerName = ownerName.ToUpper();
112 }
113 List<String> sc = new List<String>();
114 IEnumDatasetName edn = pWorkspace.get_DatasetNames(esriDatasetType.esriDTFeatureDataset);
115 IDatasetName dn = edn.Next();
116 while (dn != null)
117 {
118 string dsName = dn.Name.ToUpper();
119 if (ownerName.Equals(LayerHelper.GetClassOwnerName(dsName)))
120 {
121 #region 添加数据集下面的FeatureClass
122 IEnumDatasetName fdn = dn.SubsetNames;
123
124 dn = fdn.Next();
125 while (dn != null)
126 {
127 dsName = dn.Name.ToUpper();
128 bool isTopology = dn is ITopologyName;
129 if (!isTopology)
130 {
131 string shortName = LayerHelper.GetClassShortName(dsName);
132 if (pUpperCase)
133 {
134 shortName = shortName.ToUpper();
135 }
136 if (pEscapeMetaTable)
137 {
138
139 }
140 else
141 {
142 sc.Add(shortName);
143 }
144 }
145 dn = fdn.Next();
146 }
147 #endregion
148 }
149 dn = edn.Next();
150 }
151 #region 获取直接的FeatureClass
152 edn = pWorkspace.get_DatasetNames(esriDatasetType.esriDTFeatureClass);
153 dn = edn.Next();
154 while (dn != null)
155 {
156 string dsName = dn.Name.ToUpper();
157 if (ownerName.Equals(LayerHelper.GetClassOwnerName(dsName)))
158 {
159 string shortName = LayerHelper.GetClassShortName(dsName);
160 if (pUpperCase)
161 {
162 shortName = shortName.ToUpper();
163 }
164 if (pEscapeMetaTable)
165 {
166
167 }
168 else
169 {
170 sc.Add(shortName);
171 }
172 }
173 dn = edn.Next();
174 }
175 #endregion
176 return sc;
177 }
178 catch (Exception ex) { return null; }
179 }
180 public static List<IConfigurationKeyword> GetConfigurationKeywordList(IWorkspace pWS)
181 {
182 List<IConfigurationKeyword> pList = new List<IConfigurationKeyword>();
183 IWorkspaceConfiguration pWConfig = pWS as IWorkspaceConfiguration;
184 IEnumConfigurationKeyword pEnumConfig = pWConfig.ConfigurationKeywords;
185 IConfigurationKeyword pConfig = pEnumConfig.Next();
186 while (pConfig != null)
187 {
188 pList.Add(pConfig);
189 pConfig = pEnumConfig.Next();
190 }
191 return pList;
192 }
193 public static List<IConfigurationParameter> GetConfigurationParameterList(IConfigurationKeyword pConfig)
194 {
195 List<IConfigurationParameter> pList = new List<IConfigurationParameter>();
196 IEnumConfigurationParameter pEnumCP = pConfig.ConfigurationParameters;
197 IConfigurationParameter pCP = pEnumCP.Next();
198 while (pCP != null)
199 {
200 pList.Add(pCP);
201 pCP = pEnumCP.Next();
202 }
203 return pList;
204 }
205 }
时间： 2024-11-08 21:27:17