import java.util.*;
import java.io.*;
import redis.clients.jedis.Jedis; 

class DisplayAll {

    public static void main(String[] args) throws FileNotFoundException {

	//Connecting to Redis server
	Jedis jedis = new Jedis("redis.cs.oberlin.edu"); 
	//check whether server is running or not 
	System.out.println("Server is running: "+jedis.ping()); 

	Set<String> allkeys = jedis.keys("*");
	System.out.println(allkeys.size());

	TreeSet<String> sortedkeys = new TreeSet<String>();
	for(String key : allkeys)
	    sortedkeys.add(key);

	for(String key : sortedkeys){
	    String type = jedis.type(key);
	    switch(type){
	    case "list": System.out.println(key+"\t"+jedis.lrange(key,0,-1)); break;
	    case "hash": System.out.println(key+"\t"+jedis.hgetAll(key)); break;
	    case "set": System.out.println(key+"\t"+jedis.smembers(key)); break;
	    case "string": System.out.println(key+"\t"+jedis.get(key)); break;
	    default: System.out.println("unknown type:"+type);
	    }
	}
    }
}