Java使用GDAL来解析KMZ及KML实战

@Test
	public void testReadKml() {
		//指定文件的名字和路径
        String strVectorFile ="C:/BaiduDownload/基地-地图数据（kmz）/usa.kml";
        // 注册所有的驱动
        ogr.RegisterAll();
        // 为了支持中文路径，请添加下面这句代码
        gdal.SetConfigOption("GDAL_FILENAME_IS_UTF8","YES");
        // 为了使属性表字段支持中文，请添加下面这句
        gdal.SetConfigOption("SHAPE_ENCODING","CP936");
        //读取数据，这里以ESRI的shp文件为例
        String strDriverName = "LIBKML";
        //创建一个文件，根据strDriverName扩展名自动判断驱动类型
        org.gdal.ogr.Driver oDriver =ogr.GetDriverByName(strDriverName);
        if (oDriver == null) {
            System.out.println(strDriverName+ " 驱动不可用！\n");
            return;
        }
        DataSource dataSource = oDriver.Open(strVectorFile);
        System.out.println("图层总数=="+dataSource.GetLayerCount());
        //System.out.println(data);
        for(int w =0;w<dataSource.GetLayerCount();w++) {
        	//Layer layer = dataSource.GetLayer("test");
        	Layer layer = dataSource.GetLayer(w);
        	String layerName = layer.GetName();
        	System.out.println("图层名称："+layerName);
        	SpatialReference spatialReference = layer.GetSpatialRef();
        	FeatureDefn featureDefn = layer.GetLayerDefn();
        	int fieldCount = featureDefn.GetFieldCount();
        	Map<String,Object> fieldMap = new HashMap<String,Object>();
        	List<String> filedList = new ArrayList<String>(fieldCount);
        	for(int i=0; i<fieldCount; i++){
        		FieldDefn fieldDefn = featureDefn.GetFieldDefn(i);
        		//得到属性字段类型
        		int fieldType = fieldDefn.GetFieldType();
        		String fieldTypeName = fieldDefn.GetFieldTypeName(fieldType);
        		//得到属性字段名称
        		String fieldName = fieldDefn.GetName();
        		//fieldMap.put(fieldTypeName,fieldName);
        		filedList.add(fieldName);
        	}
        	System.out.println(filedList);
        	System.out.println("**************************************");
        	long featureCount = layer.GetFeatureCount();
        	System.out.println("图层要素个数："+featureCount);
        	for(int i=0; i<featureCount; i++){
        		Feature feature = layer.GetFeature(i);
        		if(null == feature) continue;
        		for(int k=0; k<filedList.size(); k++){
        			String fvalue = feature.GetFieldAsString(filedList.get(k));
        			System.out.print(filedList.get(k) + ":"+fvalue + "\t");
        		}
        		System.out.println();
        	}
        }
        
	}

Name:NAS Keflavik IC	description:	timestamp:	begin:	end:	altitudeMode:	tessellate:-1	extrude:0	visibility:-1	drawOrder:	icon:	
Name:Campbell Barracks	description:	timestamp:	begin:	end:	altitudeMode:	tessellate:-1	extrude:0	visibility:-1	drawOrder:	icon:	
Name:Giebelstadt Army Airfield	description:	timestamp:	begin:	end:	altitudeMode:	tessellate:-1	extrude:0	visibility:-1	drawOrder:	icon:	
Name:NAF Atsugi JA	description:	timestamp:	begin:	end:	altitudeMode:	tessellate:-1	extrude:0	visibility:-1	drawOrder:	icon:	
Name:Leighton Barracks	description:	timestamp:	begin:	end:	altitudeMode:	tessellate:-1	extrude:0	visibility:-1	drawOrder:	icon:	

 String strVectorFile ="C:/BaiduDownload/基地-地图数据（kmz）/全球基地.kmz";

CREATE TABLE "public"."biz_usa_military_base" (
  "id" int8 NOT NULL,
  "en_name" varchar(255) COLLATE "pg_catalog"."default" NOT NULL,
  "en_desc" varchar(1024) COLLATE "pg_catalog"."default",
  "cn_name" varchar(255) COLLATE "pg_catalog"."default",
  "remark" varchar(255) COLLATE "pg_catalog"."default",
  "geom" "public"."geometry",
  "create_by" varchar(64) COLLATE "pg_catalog"."default",
  "create_time" timestamp(6),
  "update_by" varchar(64) COLLATE "pg_catalog"."default",
  "update_time" timestamp(6),
  CONSTRAINT "pk_biz_usa_military_topics" PRIMARY KEY ("id")
);
ALTER TABLE "public"."biz_usa_military_base" 
  OWNER TO "ghy01";
CREATE INDEX "idx_biz_usa_military_base_geom" ON "public"."biz_usa_military_base" USING gist (
  "geom" "public"."gist_geometry_ops_2d"
);
COMMENT ON COLUMN "public"."biz_usa_military_base"."id" IS '主键';
COMMENT ON COLUMN "public"."biz_usa_military_base"."en_name" IS '英文名称';
COMMENT ON COLUMN "public"."biz_usa_military_base"."en_desc" IS '英文描述';
COMMENT ON COLUMN "public"."biz_usa_military_base"."cn_name" IS '英文名称';
COMMENT ON COLUMN "public"."biz_usa_military_base"."remark" IS '备注';
COMMENT ON COLUMN "public"."biz_usa_military_base"."geom" IS '空间信息';
COMMENT ON COLUMN "public"."biz_usa_military_base"."create_by" IS '创建人';
COMMENT ON COLUMN "public"."biz_usa_military_base"."create_time" IS '创建时间';
COMMENT ON COLUMN "public"."biz_usa_military_base"."update_by" IS '更新人';
COMMENT ON COLUMN "public"."biz_usa_military_base"."update_time" IS '更新时间';
COMMENT ON TABLE "public"."biz_usa_military_base" IS '基地信息表';

package com.yelang.project.extend.militarytopics.domain;
import com.baomidou.mybatisplus.annotation.TableField;
import com.baomidou.mybatisplus.annotation.TableId;
import com.baomidou.mybatisplus.annotation.TableName;
import com.yelang.framework.handler.PgGeometryTypeHandler;
import com.yelang.framework.web.domain.BaseEntity;
import lombok.AllArgsConstructor;
import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.Setter;
import lombok.ToString;
/**
 * 基地实体类
 * @author 夜郎king
 */
@TableName(value ="biz_usa_military_base",autoResultMap = true)
@NoArgsConstructor
@AllArgsConstructor
@Setter
@Getter
@ToString
public class UsaMilitaryBase extends BaseEntity{
	private static final long serialVersionUID = 9052078556566456025L;
    @TableId
    private Long id;//主键
    @TableField(value = "en_name")
    private String enName;
    @TableField(value = "en_desc")
    private String enDesc;
    @TableField(value = "cn_name")
    private String cnName;
    private String remark;
    @TableField(typeHandler = PgGeometryTypeHandler.class)
	private String geom;
	@TableField(exist=false)
	private String geomJson;
}

for(int i=0; i<featureCount; i++){
        Feature feature = layer.GetFeature(i);
        if(null == feature) continue;
        String enName = feature.GetFieldAsString("Name");
        String enDesc = feature.GetFieldAsString("description");
        UsaMilitaryBase base = new UsaMilitaryBase();
        base.setEnName(enName);
        base.setEnDesc(enDesc);
        base.setCreateTime(now);
        Geometry geom = feature.GetGeometryRef();
    	//step 1、生成原始wkt
    	String wkt = geom.ExportToWkt();
    	wkt = "SRID=" + srid +";" + wkt;//拼接srid，实现动态写入
    	base.setGeom(wkt);
        dataList.add(base);
}

if(dataList.size() >0) {
       usaMilitaryBaseService.saveBatch(dataList, 300);