/**
* areaTree全国区域拓扑树初始化
*
* @param fileName
* @throws Exception void
*/
public static void buildTree(String fileName) throws Exception {
FileInputStream fis = new FileInputStream(new File(fileName));
BufferedReader br = new BufferedReader(new InputStreamReader(fis, "utf-8"));
String line = null;
AreaNode node = null;
while ((line = br.readLine()) != null) { // 读取区域文件
String[] lines = line.split(";");
Geometry polygon = new WKTReader().read(lines[lines.length - 1]);
node = new AreaNode(); // 创建节点
node.setAreaCode(Long.parseLong(lines[0]));
node.setAreaName(lines[1]);
node.setPolygon(polygon);
areaTree.insert(polygon.getEnvelopeInternal(), node); // 向树上添加节点
}
fis.close();
br.close();
areaTree.build(); // 构建树
}
