<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">

	<modelVersion>4.0.0</modelVersion>

	<groupId>com.lilei.geojson</groupId>

	<artifactId>wkt2geojson</artifactId>

	<version>0.0.1-SNAPSHOT</version>

	<packaging>jar</packaging>

	<name>wkt2geojson</name>

	<url>http://maven.apache.org</url>

	<properties>

		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

	</properties>

	<dependencies>

		<dependency>

			<groupId>junit</groupId>

			<artifactId>junit</artifactId>

			<version>3.8.1</version>

			<scope>test</scope>

		</dependency>

		<!-- https://mvnrepository.com/artifact/org.geotools/gt-geojson -->

		<dependency>

			<groupId>org.geotools</groupId>

			<artifactId>gt-geojson</artifactId>

			<version>12.0</version>

		</dependency>

	</dependencies>

	<repositories>

		<repository>

			<id>nexus2</id>

			<name>internal nexus repository2</name>

			<url>http://central.maven.org/maven2/</url>

		</repository>

		<repository>

			<id>maven2-repository.dev.java.net</id>

			<name>Java.net repository</name>

			<url>http://download.java.net/maven/2</url>

		</repository>

		<repository>

			<id>osgeo</id>

			<name>Open Source Geospatial Foundation Repository</name>

			<url>http://download.osgeo.org/webdav/geotools/</url>

		</repository>

		<repository>

			<snapshots>

				<enabled>true</enabled>

			</snapshots>

			<id>boundless</id>

			<name>Boundless Maven Repository</name>

			<url>http://repo.boundlessgeo.com/main</url>

		</repository>

	</repositories>

</project>

package com.lilei.geojson.wkt2geojson;

import java.io.IOException;

import java.io.Reader;

import java.io.StringReader;

import java.io.StringWriter;

import java.util.HashMap;

import java.util.Map;

import org.geotools.geojson.geom.GeometryJSON;

import org.json.simple.JSONObject;

import com.vividsolutions.jts.geom.Geometry;

import com.vividsolutions.jts.io.WKTReader;

/**

 * Hello world!

 *

 */

public class App {

	public static void main(String[] args) {

		String wkt = "POINT(114.298456 30.553544)";

		Map<String,Object> map = new HashMap<String,Object>();

		map.put("name", "北清路");

		map.put("author","李雷");

		String json = geoToJson(wkt,map);

		System.out.println(jsonToWkt(json));

	}

	//

	public static String geoToJson(String wkt,Map<String,Object> map) {

		String json = null;

		try {

			WKTReader reader = new WKTReader();

			Geometry geometry = reader.read(wkt);

			StringWriter writer = new StringWriter();

			GeometryJSON g = new GeometryJSON();

			g.write(geometry, writer);

			map.put("geometry", writer);

			json = JSONObject.toJSONString(map);

		} catch (Exception e) {

			e.printStackTrace();

		}

		return json;

	}

	public static String jsonToWkt(String geoJson) {

		String wkt = null;

		GeometryJSON gjson = new GeometryJSON();

		Reader reader = new StringReader(geoJson);

		try {

			Geometry geometry = gjson.read(reader);

			wkt = geometry.toText();

		} catch (IOException e) {

			e.printStackTrace();

		}

		return wkt;

	}

}