通过geoserver2.18版的rest api向postgis图层表中插入数据,请给出java代码
时间: 2024-02-01 09:14:55 浏览: 27
以下是一个示例代码,演示如何使用GeoServer 2.18版的REST API向PostGIS图层表中插入数据:
```java
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Base64;
public class GeoServerRESTClient {
// GeoServer的地址
private static final String GEOSERVER_URL = "http://localhost:8080/geoserver";
// GeoServer的用户名和密码
private static final String USERNAME = "admin";
private static final String PASSWORD = "geoserver";
// PostGIS图层名称
private static final String LAYER_NAME = "public:my_postgis_layer";
public static void main(String[] args) throws Exception {
// Base64编码用户名和密码
String auth = Base64.getEncoder().encodeToString((USERNAME + ":" + PASSWORD).getBytes());
// 构造插入数据的请求
URL url = new URL(GEOSERVER_URL + "/rest/workspaces/public/datastores/my_postgis_datastore/featuretypes/" + LAYER_NAME + "/insert.xml");
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setRequestMethod("POST");
conn.setDoOutput(true);
conn.setRequestProperty("Authorization", "Basic " + auth);
conn.setRequestProperty("Content-Type", "text/xml");
// 插入的数据
String data = "<wfs:Transaction service=\"WFS\" version=\"1.0.0\"\n" +
" xmlns:wfs=\"http://www.opengis.net/wfs\"\n" +
" xmlns:" + LAYER_NAME.split(":")[0] + "=\"" + GEOSERVER_URL + "/workspaces/public/" + LAYER_NAME.split(":")[0] + "\"\n" +
" xmlns:gml=\"http://www.opengis.net/gml\"\n" +
" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"\n" +
" xsi:schemaLocation=\"http://www.opengis.net/wfs\n" +
" http://schemas.opengis.net/wfs/1.0.0/WFS-basic.xsd\">\n" +
" <wfs:Insert>\n" +
" <" + LAYER_NAME + ">\n" +
" <geom>\n" +
" <gml:Point>\n" +
" <gml:coordinates>-122.3352,47.6374</gml:coordinates>\n" +
" </gml:Point>\n" +
" </geom>\n" +
" <name>My Point</name>\n" +
" </" + LAYER_NAME + ">\n" +
" </wfs:Insert>\n" +
"</wfs:Transaction>";
// 发送请求并获取响应
conn.getOutputStream().write(data.getBytes());
BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));
String line;
while ((line = reader.readLine()) != null) {
System.out.println(line);
}
reader.close();
conn.disconnect();
}
}
```
需要注意的是,该示例代码假设你已经创建了一个名为`my_postgis_datastore`的PostGIS数据存储,并在其中创建了一个名为`my_postgis_layer`的图层。如果你的数据存储和图层名称不同,需要相应地修改代码。此外,代码中的插入数据也是一个示例,需要根据实际情况进行修改。