redis的GEO实战

geoadd cityGeo 116.405285 39.904989 "北京"
geoadd cityGeo 121.472644 31.231706 "上海"

127.0.0.1:6379> geopos cityGeo 北京
1) 1) "116.40528291463851929"
   2) "39.9049884229125027"

127.0.0.1:6379> geodist cityGeo 北京 上海
"1067597.9668"
127.0.0.1:6379> geodist cityGeo 北京 上海 km
"1067.5980"

georadius cityGeo 116.405285 39.904989 100 km WITHDIST WITHCOORD ASC COUNT 5

georadiusbymember cityGeo 北京 100 km WITHDIST WITHCOORD ASC COUNT 5

127.0.0.1:6379> geohash cityGeo 北京
1) "wx4g0b7xrt0"

    @Test
    public void testAdd(){
        Long addedNum = redisTemplate.opsForGeo()
                .add(cityGeoKey,new Point(116.405285,39.904989),"北京");
        System.out.println(addedNum);
    }

    @Test
    public void testGeoGet(){
        List<Point> points = redisTemplate.opsForGeo().position(cityGeoKey,"北京","上海","深圳");
        System.out.println(points);
    }

    @Test
    public void testDist(){
        Distance distance = redisTemplate.opsForGeo()
                .distance(cityGeoKey,"北京","上海", RedisGeoCommands.DistanceUnit.KILOMETERS);
        System.out.println(distance);
    }

    @Test
    public void testNearByXY(){
        //longitude,latitude
        Circle circle = new Circle(116.405285,39.904989, Metrics.KILOMETERS.getMultiplier());
        RedisGeoCommands.GeoRadiusCommandArgs args = RedisGeoCommands.GeoRadiusCommandArgs.newGeoRadiusArgs().includeDistance().includeCoordinates().sortAscending().limit(5);
        GeoResults<RedisGeoCommands.GeoLocation<String>>  results = redisTemplate.opsForGeo()
                .radius(cityGeoKey,circle,args);
        System.out.println(results);
    }

    @Test
    public void testNearByPlace(){
        Distance distance = new Distance(5,Metrics.KILOMETERS);
        RedisGeoCommands.GeoRadiusCommandArgs args = RedisGeoCommands.GeoRadiusCommandArgs.newGeoRadiusArgs().includeDistance().includeCoordinates().sortAscending().limit(5);
        GeoResults<RedisGeoCommands.GeoLocation<String>>  results = redisTemplate.opsForGeo()
                .radius(cityGeoKey,"北京",distance,args);
        System.out.println(results);
    }

    @Test
    public void testGeoHash(){
        List<String> results = redisTemplate.opsForGeo()
                .hash(cityGeoKey,"北京","上海","深圳");
        System.out.println(results);
    }