准备工作

jar 包

dom4j-2.0.3.jar
hutool-all-5.7.12.jar
gson-2.8.0.jar

kml 文件

<?xml version="1.0" encoding="UTF-8"?>
<kml xmlns="http://www.opengis.net/kml/2.2"><Document><Folder><name>系统默认任务</name><Placemark><Style><IconStyle><Icon><href>http://maps.google.com/mapfiles/kml/pushpin/ylw-pushpin.png</href></Icon><color>ffffffff</color><scale>1</scale></IconStyle></Style><OvAttr><OvIcon>4</OvIcon><OvIconNum>0</OvIconNum><OvAttaList><OvAttaItem>d89cd0ad-a5c8-4862-b042-1c5dc8858afd.jpg</OvAttaItem><OvAttaItem>edf53fe0-93bb-4338-af4c-bc59d8bca646.jpg</OvAttaItem><OvAttaItem>2ae9bd50-ffa5-4a95-b0c3-25ffe9b2ed6f.mp4</OvAttaItem></OvAttaList></OvAttr><name>A1</name><Point><coordinates>122.90521628553613,27.703774764680027,0</coordinates></Point></Placemark><Placemark><Style><IconStyle><Icon><href>http://maps.google.com/mapfiles/kml/pushpin/ylw-pushpin.png</href></Icon><color>ffffffff</color><scale>1</scale></IconStyle></Style><OvAttr><OvIcon>4</OvIcon><OvIconNum>0</OvIconNum><OvAttaList><OvAttaItem>3e4da924-4158-4f84-9dde-61765835e4ab.jpg</OvAttaItem><OvAttaItem>17ed3394-f384-410f-a67d-f17e68e1bacd.jpg</OvAttaItem></OvAttaList></OvAttr><name>A2</name><Point><coordinates>121.92842338001357,27.683479318586112,0</coordinates></Point></Placemark><Placemark><Style><IconStyle><Icon><href>http://maps.google.com/mapfiles/kml/pushpin/ylw-pushpin.png</href></Icon><color>ffffffff</color><scale>1</scale></IconStyle></Style><OvAttr><OvIcon>4</OvIcon><OvIconNum>0</OvIconNum><OvAttaList><OvAttaItem>f64961e8-2770-4dfc-88c4-7d4be637e40b.jpg</OvAttaItem><OvAttaItem>bf4be5c5-1413-4e35-b017-e8534fcd3693.jpg</OvAttaItem></OvAttaList></OvAttr><name>A3</name><Point><coordinates>122.95213066064754,27.676302134985708,0</coordinates></Point></Placemark></Folder></Document>
</kml>

Bean

BackendProject

package com.company.kmldemo;/*** @author bfsz* @version 1.0* @description: TODO* @date 2021/9/22 15:53*/
public class BackendProject {private String uuid;private String projectName;private String projectDesc;private String projectUrl;private int version;private int deleted;private String mapJson;private boolean isDefault;private String createTime;private String updateTime;public BackendProject(String uuid, String projectName, String projectDesc, String projectUrl, int version, int deleted, String mapJson, boolean isDefault, String createTime, String updateTime) {this.uuid = uuid;this.projectName = projectName;this.projectDesc = projectDesc;this.projectUrl = projectUrl;this.version = version;this.deleted = deleted;this.mapJson = mapJson;this.isDefault = isDefault;this.createTime = createTime;this.updateTime = updateTime;}// =========================================================================public BackendProject(String projectName, String projectDesc) {this.projectName = projectName;this.projectDesc = projectDesc;}public BackendProject() {}public String getUuid() {return uuid;}public void setUuid(String uuid) {this.uuid = uuid;}public String getProjectName() {return projectName;}public void setProjectName(String projectName) { this.projectName = projectName; }public String getProjectDesc() {return projectDesc;}public void setProjectDesc(String projectDesc) { this.projectDesc = projectDesc; }public String getProjectUrl() {return projectUrl == null ? "" : projectUrl;}public void setProjectUrl(String projectUrl) { this.projectUrl = projectUrl; }public int getVersion() {return version;}public int getDeleted() {return deleted;}public String getMapJson() {return mapJson;}public void setMapJson(String mapJson) {this.mapJson = mapJson;}public boolean isDefault() {return isDefault;}public String getCreateTime() {return createTime;}public void setCreateTime(String createTime) { this.createTime = createTime; }public String getUpdateTime() {return updateTime == null ? "" : updateTime;}public void setVersion(int version) { this.version = version; }public void setDeleted(int deleted) { this.deleted = deleted; }public void setDefault(boolean aDefault) { isDefault = aDefault; }public void setUpdateTime(String updateTime) { this.updateTime = updateTime; }@Overridepublic String toString() { return JsonManager.getInstance().gson().toJson(this); }}

MapData

package com.company.kmldemo;import java.util.ArrayList;
import java.util.List;/*** @author bfsz* @version 1.0* @description: TODO* @date 2021/9/22 16:12*/
public class MapData {private ArrayList<Point> points;private ArrayList<Line> lines;public List<Point> getPoints() {return points;}public List<Line> getLines() {return lines;}public void setPoints(ArrayList<Point> points) {this.points = points;}public void setLines(ArrayList<Line> lines) {this.lines = lines;}@Overridepublic String toString() {return JsonManager.getInstance().gson().toJson(this);}public static class Point {private String uuid;private String name;private String description;private Coordinate coordinate;private ArrayList<File> files;public String getUuid() {return uuid;}public String getName() {return name;}public String getDescription() {return description;}public Coordinate getCoordinate() {return coordinate;}public ArrayList<File> getFiles() {return files;}public void setUuid(String uuid) {this.uuid = uuid;}public void setName(String name) {this.name = name;}public void setDescription(String description) {this.description = description;}public void setCoordinate(Coordinate coordinate) {this.coordinate = coordinate;}public void setFiles(ArrayList<File> files) {this.files = files;}@Overridepublic String toString() {return JsonManager.getInstance().gson().toJson(this);}}public static class Line {private String name;private String description;private ArrayList<Coordinate> coordinates;private ArrayList<File> files;public String getName() {return name;}public String getDescription() {return description;}public ArrayList<File> getFiles() {return files;}@Overridepublic String toString() {return JsonManager.getInstance().gson().toJson(this);}}public static class Coordinate {private double lat;private double lng;public double getLat() {return lat;}public double getLng() {return lng;}public void setLat(double lat) {this.lat = lat;}public void setLng(double lng) {this.lng = lng;}@Overridepublic String toString() {return JsonManager.getInstance().gson().toJson(this);}}public static class File {private String type; // image, videoprivate String name;private String localPath;private String path;private String date;public String getType() {return type;}public String getName() {return name;}public String getLocalPath() {return localPath;}public void setLocalPath(String localPath) {this.localPath = localPath;}public String getPath() {return path;}public void setPath(String path) {this.path = path;}public String getDate() {return date;}public void setType(String type) {this.type = type;}public void setName(String name) {this.name = name;}public void setDate(String date) {this.date = date;}@Overridepublic String toString() {return JsonManager.getInstance().gson().toJson(this);}}
}

Json工具类

package com.company.kmldemo;import com.google.gson.Gson;
import com.google.gson.GsonBuilder;/*** @author bfsz* @version 1.0* @description: TODO* @date 2021/9/24 16:50*/
public class JsonManager {private static final JsonManager mInstance = new JsonManager();private final Gson mGson;public static JsonManager getInstance() {return mInstance;}private JsonManager() {mGson = new GsonBuilder().disableHtmlEscaping().create();}public Gson gson() {return mGson;}
}

KmlUtil 解析 kml 工具类

package com.company.kmldemo;import cn.hutool.core.date.DateUtil;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;import java.io.File;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;/*** @author bfsz* @version 1.0* @description: KmlUtil* @date 2021/9/22 14:25*/
public class KmlUtil {/*** @param file* @return*/public static List<BackendProject> kml2projects(File file) {SAXReader reader = new SAXReader();Document doc = null;try {doc = reader.read(file);} catch (DocumentException e) {e.printStackTrace();}return getResultJSON(doc);}/*** @param kmlString* @return*/public static List<BackendProject> kml2projects(String kmlString) {Document doc = null;try {doc = DocumentHelper.parseText(kmlString.trim());} catch (DocumentException e) {e.printStackTrace();}return getResultJSON(doc);}/*** @param doc* @return*/private static List<BackendProject> getResultJSON(Document doc) {List<BackendProject> projects = new ArrayList<>();if (doc == null) {return projects;}List<Element> rootEls = doc.getRootElement().elements();for (Element rootEl : rootEls) {List<Element> documentEls = rootEl.elements();for (Element documentEl : documentEls) {if (documentEl.getName().equals("Folder")) {List<Element> folderEls = documentEl.elements();BackendProject project = new BackendProject();MapData mapData = new MapData();ArrayList<MapData.Point> points = new ArrayList<>();ArrayList<MapData.Line> lines = new ArrayList<>();for (Element folderEl : folderEls) {if (folderEl.getName().equals("name")) {project.setProjectName(folderEl.getStringValue());}if (folderEl.getName().equals("Placemark")) {List<Element> placemarkEls = folderEl.elements();ArrayList<MapData.File> filesDTOSList = new ArrayList<>();MapData.Point pointsDTO = new MapData.Point();for (Element placeMarkEl : placemarkEls) {if (placeMarkEl.getName().equals("name")) {pointsDTO.setName(placeMarkEl.getStringValue());pointsDTO.setDescription("");pointsDTO.setUuid(UUID.randomUUID().toString());}if (placeMarkEl.getName().equals("Point")) {String coordinates = placeMarkEl.element("coordinates").getStringValue().trim();MapData.Coordinate coordinateDTO = new MapData.Coordinate();coordinateDTO.setLat(Double.parseDouble(coordinates.split(",")[1]));coordinateDTO.setLng(Double.parseDouble(coordinates.split(",")[0]));pointsDTO.setCoordinate(coordinateDTO);}if (placeMarkEl.getName().equals("OvAttr")) {List<Element> ovAttaList = placeMarkEl.element("OvAttaList").elements();for (Element ovAttaListE : ovAttaList) {MapData.File filesDTO = new MapData.File();String name = ovAttaListE.getStringValue().trim();String type = name.endsWith("mp4") ? "video" : "image";filesDTO.setName(name);filesDTO.setLocalPath(name);filesDTO.setType(type);filesDTO.setPath("");filesDTO.setDate(DateUtil.now());filesDTOSList.add(filesDTO);}}pointsDTO.setFiles(filesDTOSList);}points.add(pointsDTO);}}mapData.setPoints(points);mapData.setLines(lines);project.setMapJson(JsonManager.getInstance().gson().toJson(mapData));project.setCreateTime("");project.setProjectDesc("");project.setProjectUrl("");project.setUpdateTime("");project.setUuid("");project.setDefault(false);project.setDeleted(0);project.setVersion(0);projects.add(project);}}}return projects;}
}

使用

package com.company;import com.company.kmldemo.KmlUtil;import java.io.File;public class Main {public static void main(String[] args) {// 文件List<BackendProject> backendProjects = KmlUtil.kml2projects(new File("E:\\IdeaProjects\\Java-Demo\\src\\com\\company\\kmldemo\\xmls\\kml922.kml"));// 字符串List<BackendProject> backendProjects1 = KmlUtil.kml2projects("<?xml version=\"1.0\" encoding=\"UTF-8\"?><kml xmlns=\"http://www.opengis.net/kml/2.2\"><Document><Folder><name>系统默认任务</name><Placemark><Style><IconStyle><Icon><href>http://maps.google.com/mapfiles/kml/pushpin/ylw-pushpin.png</href></Icon><color>ffffffff</color><scale>1</scale></IconStyle></Style><OvAttr><OvIcon>4</OvIcon><OvIconNum>0</OvIconNum><OvAttaList><OvAttaItem>d89cd0ad-a5c8-4862-b042-1c5dc8858afd.jpg</OvAttaItem><OvAttaItem>edf53fe0-93bb-4338-af4c-bc59d8bca646.jpg</OvAttaItem><OvAttaItem>2ae9bd50-ffa5-4a95-b0c3-25ffe9b2ed6f.mp4</OvAttaItem></OvAttaList></OvAttr><name>A1</name><Point><coordinates>106.90521628553613,27.703774764680027,0</coordinates></Point></Placemark><Placemark><Style><IconStyle><Icon><href>http://maps.google.com/mapfiles/kml/pushpin/ylw-pushpin.png</href></Icon><color>ffffffff</color><scale>1</scale></IconStyle></Style><OvAttr><OvIcon>4</OvIcon><OvIconNum>0</OvIconNum><OvAttaList><OvAttaItem>3e4da924-4158-4f84-9dde-61765835e4ab.jpg</OvAttaItem><OvAttaItem>17ed3394-f384-410f-a67d-f17e68e1bacd.jpg</OvAttaItem></OvAttaList></OvAttr><name>A2</name><Point><coordinates>106.92842338001357,27.683479318586112,0</coordinates></Point></Placemark><Placemark><Style><IconStyle><Icon><href>http://maps.google.com/mapfiles/kml/pushpin/ylw-pushpin.png</href></Icon><color>ffffffff</color><scale>1</scale></IconStyle></Style><OvAttr><OvIcon>4</OvIcon><OvIconNum>0</OvIconNum><OvAttaList><OvAttaItem>f64961e8-2770-4dfc-88c4-7d4be637e40b.jpg</OvAttaItem><OvAttaItem>bf4be5c5-1413-4e35-b017-e8534fcd3693.jpg</OvAttaItem></OvAttaList></OvAttr><name>A3</name><Point><coordinates>106.95213066064754,27.676302134985708,0</coordinates></Point></Placemark></Folder></Document></kml>");System.out.println(backendProjects);System.out.println(backendProjects1);}
}

结果：

{"uuid":"","projectName":"系统默认任务","projectDesc":"","projectUrl":"","version":0,"deleted":0,"mapJson":"{\"points\":[{\"uuid\":\"e029eef2-aabc-4852-bac8-7e3b242f705a\",\"name\":\"A1\",\"description\":\"\",\"coordinate\":{\"lat\":27.703774764680027,\"lng\":106.90521628553613},\"files\":[{\"type\":\"image\",\"name\":\"d89cd0ad-a5c8-4862-b042-1c5dc8858afd.jpg\",\"localPath\":\"d89cd0ad-a5c8-4862-b042-1c5dc8858afd.jpg\",\"path\":\"\",\"date\":\"2021-09-24 16:54:17\"},{\"type\":\"image\",\"name\":\"edf53fe0-93bb-4338-af4c-bc59d8bca646.jpg\",\"localPath\":\"edf53fe0-93bb-4338-af4c-bc59d8bca646.jpg\",\"path\":\"\",\"date\":\"2021-09-24 16:54:17\"},{\"type\":\"video\",\"name\":\"2ae9bd50-ffa5-4a95-b0c3-25ffe9b2ed6f.mp4\",\"localPath\":\"2ae9bd50-ffa5-4a95-b0c3-25ffe9b2ed6f.mp4\",\"path\":\"\",\"date\":\"2021-09-24 16:54:17\"}]},{\"uuid\":\"b58683fe-64d9-4b91-a237-8336c9b71f69\",\"name\":\"A2\",\"description\":\"\",\"coordinate\":{\"lat\":27.683479318586112,\"lng\":106.92842338001357},\"files\":[{\"type\":\"image\",\"name\":\"3e4da924-4158-4f84-9dde-61765835e4ab.jpg\",\"localPath\":\"3e4da924-4158-4f84-9dde-61765835e4ab.jpg\",\"path\":\"\",\"date\":\"2021-09-24 16:54:17\"},{\"type\":\"image\",\"name\":\"17ed3394-f384-410f-a67d-f17e68e1bacd.jpg\",\"localPath\":\"17ed3394-f384-410f-a67d-f17e68e1bacd.jpg\",\"path\":\"\",\"date\":\"2021-09-24 16:54:17\"}]},{\"uuid\":\"bf7a325e-1e3a-4c97-b51b-792e5cfd6bb4\",\"name\":\"A3\",\"description\":\"\",\"coordinate\":{\"lat\":27.676302134985708,\"lng\":106.95213066064754},\"files\":[{\"type\":\"image\",\"name\":\"f64961e8-2770-4dfc-88c4-7d4be637e40b.jpg\",\"localPath\":\"f64961e8-2770-4dfc-88c4-7d4be637e40b.jpg\",\"path\":\"\",\"date\":\"2021-09-24 16:54:17\"},{\"type\":\"image\",\"name\":\"bf4be5c5-1413-4e35-b017-e8534fcd3693.jpg\",\"localPath\":\"bf4be5c5-1413-4e35-b017-e8534fcd3693.jpg\",\"path\":\"\",\"date\":\"2021-09-24 16:54:17\"}]}]}","isDefault":false,"createTime":"","updateTime":""
}

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Dom4j解析kml (字符串，文件两种方式)

准备工作

jar 包

kml 文件

Bean

BackendProject

MapData

Json工具类

KmlUtil 解析 kml 工具类

使用

Dom4j解析kml (字符串，文件两种方式)相关推荐

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