一、寫在前面
geoserver 提供了地圖服務(wù),可以通過它提供的 web 管理頁面,創(chuàng)建存儲(chǔ)庫和發(fā)布圖層。在實(shí)際使用中總不能每次都人工操作,太不方便了,往往還要和你的業(yè)務(wù)系統(tǒng)交互,在你的業(yè)務(wù)系統(tǒng)管理tiff 文件并發(fā)布。這個(gè)時(shí)候 geoserver-manager庫就派上用場(chǎng)了,它封裝了 geoserver 的一些 REST 接口,可以在你的Java項(xiàng)目中調(diào)用這些接口來實(shí)現(xiàn)你的需要。
二、主要內(nèi)容
2.1 概述
geoserver-manager 是使用Java庫通過REST與GeoServer通信的類庫。
可以再你的Java項(xiàng)目中使用,它作為客戶端工具使用 GeoServer 的REST 接口,來實(shí)現(xiàn)你的業(yè)務(wù)功能。
重要的相關(guān)網(wǎng)址:
- geoserver-manager 類庫的使用文檔 https://github.com/geosolutions-it/geoserver-manager/wiki/Various-Examples
- geoserver 的 REST接口說明 https://docs.geoserver.org/latest/en/user/rest/index.html#rest
添加依賴
<dependency>
<groupId>nl.pdok</groupId>
<artifactId>geoserver-manager</artifactId>
<version>1.7.0-pdok2</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-simple</artifactId>
<version>1.7.25</version>
<scope>compile</scope>
</dependency>
下面是一些常用操作
2.2 初始化
String RESTURL = "http://localhost:8080/geoserver";
String RESTUSER = "admin";
String RESTPW = "geoserver";
GeoServerRESTReader reader = new GeoServerRESTReader(RESTURL, RESTUSER, RESTPW);
GeoServerRESTPublisher publisher = new GeoServerRESTPublisher(RESTURL, RESTUSER, RESTPW);
2.3 創(chuàng)建一個(gè)工作區(qū)
boolean created = publisher.createWorkspace("myWorkspace")
2.4 發(fā)布一個(gè)TIFF 圖層
public void addTIFFDatastore(String workspace) throws Exception {
addWorkspace(workspace);
//判斷數(shù)據(jù)存儲(chǔ)(datastore)是否已經(jīng)存在,不存在則創(chuàng)建
String fileName = "/Users/zhangyunfei/Downloads/pvdms/pvdmsPath/1111.tif";
//待創(chuàng)建和發(fā)布圖層的數(shù)據(jù)存儲(chǔ)名稱store
String store_name = fileName.substring(fileName.lastIndexOf("/") + 1, fileName.lastIndexOf("."));
RESTDataStore restStore = manager.getReader().getDatastore(workspace, store_name);
if (restStore == null) {
GSGeoTIFFDatastoreEncoder gsGeoTIFFDatastoreEncoder = new GSGeoTIFFDatastoreEncoder(store_name);
gsGeoTIFFDatastoreEncoder.setWorkspaceName(workspace);
gsGeoTIFFDatastoreEncoder.setUrl(new URL("file:" + fileName));
boolean createStore = manager.getStoreManager().create(workspace, gsGeoTIFFDatastoreEncoder);
System.out.println("create store (TIFF文件創(chuàng)建狀態(tài)) : " + createStore);
boolean publish = manager.getPublisher().publishGeoTIFF(workspace, store_name, new File(fileName));
System.out.println("publish (TIFF文件發(fā)布狀態(tài)) : " + publish);
} else {
System.out.println("數(shù)據(jù)存儲(chǔ)已經(jīng)存在了,store:" + store_name);
}
}
三、參考
https://github.com/geosolutions-it/geoserver-manager/wiki/Various-Examples
https://docs.geoserver.org/latest/en/user/rest/index.html#rest
https://github.com/As-Zach/GeoServer-SpringBoot