shp文件解析java实现

package com.luo.meteoinfo; import java.io.File; import java.nio.charset.Charset; import java.util.ArrayList; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; import org.geotools.data.shapefile.ShapefileDataStore; import org.geotools.data.shapefile.ShapefileDataStoreFactory; import org.geotools.data.simple.SimpleFeatureIterator; import org.geotools.data.simple.SimpleFeatureSource; import org.meteoinfo.data.mapdata.MapDataManage; import org.meteoinfo.global.PointD; import org.meteoinfo.layer.VectorLayer; import org.opengis.feature.Property; import org.opengis.feature.simple.SimpleFeature; import org.opengis.feature.type.Name; /** * 通过meteoInfo 获取最大、最小经纬度 中心点坐标 * * 通过geotools 获取边界线数据以及区县名 、区域编码、边界线数据 * * @author 87830 * */ public class ShpFileData { public static void main(String[] args) { String path = "F:\\\\2020工作文档\\\\山西\\\\区县边界\\\\大同市_广灵县_行政边界\\\\大同市_广灵县_行政边界.shp"; Map<String, Object> shpFileDataByMeteoInfo = getShpFileDataByMeteoInfo(path); Map<String, Object> shpFileDataByGeoTools = getShpFileDataByGeoTools(path); // 将两个Map合并 最后将结果插入数据库中 shpFileDataByGeoTools.putAll(shpFileDataByMeteoInfo); System.out.println(shpFileDataByGeoTools); } @SuppressWarnings("unused") public static Map<String, Object> getShpFileDataByMeteoInfo(String path) { Map<String, Object> meteoInfoMap = new HashMap<String, Object>(); VectorLayer shapeLayer = null; try { shapeLayer = MapDataManage.readMapFile_ShapeFile(path); double _minX = shapeLayer.getExtent().minX;// 最小经度 double _maxX = shapeLayer.getExtent().maxX;// 最大经度 double _minY = shapeLayer.getExtent().minY;// 最小纬度 double _maxY = shapeLayer.getExtent().maxY;// 最大纬度 // System.out.println(_minX+"----_minX-----_maxX-------"+_maxX); // System.out.println(_minY+"----_minY-----_maxY-------"+_maxY); PointD centerPoint = shapeLayer.getExtent().getCenterPoint();// 获取到中心点坐标 double x = centerPoint.X; double y = centerPoint.Y; // System.out.println(x+"-----x------y------"+y); meteoInfoMap.put("lon", x); meteoInfoMap.put("lat", y); meteoInfoMap.put("llon", _minX); meteoInfoMap.put("rlon", _maxX); meteoInfoMap.put("llat", _minY); meteoInfoMap.put("rlat", _maxY); } catch (Exception e) { e.printStackTrace(); } return meteoInfoMap; } @SuppressWarnings("unlikely-arg-type") public static Map<String, Object> getShpFileDataByGeoTools(String path) { Map<String, Object> geotoolsMap = new HashMap<String, Object>(); ShapefileDataStoreFactory dataStoreFactory = new ShapefileDataStoreFactory(); try { ShapefileDataStore sds = (ShapefileDataStore) dataStoreFactory .createDataStore(new File(path).toURI().toURL()); sds.setCharset(Charset.forName("GBK")); SimpleFeatureSource featureSource = sds.getFeatureSource(); SimpleFeatureIterator itertor = featureSource.getFeatures().features(); while (itertor.hasNext()) { SimpleFeature feature = itertor.next(); Iterator<Property> it = feature.getProperties().iterator(); List<Map<String, Object>> oldList = new ArrayList<Map<String, Object>>(); while (it.hasNext()) { Property pro = it.next(); Object value = pro.getValue(); Name name = pro.getName(); if (value.toString().contains("MULTIPOLYGON")) { String _value = value.toString().replace(")", "").replace("(", "").replace("MULTIPOLYGON", ""); String[] tmp = _value.split(","); if (tmp.length > 2) { Map<String, Object> flag = new HashMap<>(); // flag.put("flag", ";"); // oldList.add(flag); for (int i = 0; i < tmp.length; i++) { Map<String, Object> map = new HashMap<String, Object>(); String[] strTmp = tmp[i].split(" "); if (strTmp.length == 3) { map.put("longitude", strTmp[1].trim()); map.put("latitude", strTmp[2].trim()); } oldList.add(map); } } geotoolsMap.put("region", oldList); } geotoolsMap.put(name.toString(), value); } } itertor.close(); } catch (Exception e) { e.printStackTrace(); } geotoolsMap.remove("the_geom"); return geotoolsMap; } }