pom
<!-- https://mvnrepository.com/artifact/org.geotools/gt-shapefile -->
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-shapefile</artifactId>
<version>26.0</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.geotools/gt-geojson -->
<dependency>
<groupId>org.geotools</groupId>
<artifactId>gt-geojson</artifactId>
<version>26.0</version>
<exclusions>
<exclusion>
<artifactId>junit</artifactId>
<groupId>junit</groupId>
</exclusion>
</exclusions>
</dependency>
public static void main(String[] args) {
//首先创建一个GeometryFactory对象,用于创建点和多边形对象
GeometryFactory geometryFactory = JTSFactoryFinder.getGeometryFactory();
//定义经纬度区域范围的四个顶点坐标
Coordinate[] coordinates = new Coordinate[]{
new Coordinate(36, 120),
new Coordinate(36, 122),
new Coordinate(34, 122),
new Coordinate(34, 120),
new Coordinate(36, 120)
};
//使用这些坐标创建一个多边形对象
Polygon polygon = geometryFactory.createPolygon(coordinates);
//定义一个点的坐标
Coordinate pointCoordinate = new Coordinate(35, 121);
//使用这个坐标创建一个点对象
Point point = geometryFactory.createPoint(pointCoordinate);
//判断点是否在多边形中
boolean isContained = polygon.contains(point);
//输出结果
if (isContained) {
System.out.println("该点在经纬度区域范围内!");
} else {
System.out.println("该点不在经纬度区域范围内!");
}
}