ListExample.java
// EXAMPLE: list_tutorial
// HIDE_START
package io.redis.examples;
import org.junit.jupiter.api.Test;
import redis.clients.jedis.UnifiedJedis;
import redis.clients.jedis.args.ListDirection;
import java.util.List;
import static org.junit.jupiter.api.Assertions.*;
public class ListExample {
@Test
public void run() {
UnifiedJedis jedis = new UnifiedJedis("redis://localhost:6379");
// HIDE_END
// REMOVE_START
jedis.del("bikes:repairs");
jedis.del("bikes:finished");
// REMOVE_END
// STEP_START queue
long res1 = jedis.lpush("bikes:repairs", "bike:1");
System.out.println(res1); // >>> 1
long res2 = jedis.lpush("bikes:repairs", "bike:2");
System.out.println(res2); // >>> 2
String res3 = jedis.rpop("bikes:repairs");
System.out.println(res3); // >>> bike:1
String res4 = jedis.rpop("bikes:repairs");
System.out.println(res4); // >>> bike:2
// STEP_END
// REMOVE_START
assertEquals(1, res1);
assertEquals(2, res2);
assertEquals("bike:1", res3);
assertEquals("bike:2", res4);
// REMOVE_END
// STEP_START stack
long res5 = jedis.lpush("bikes:repairs", "bike:1");
System.out.println(res5); // >>> 1
long res6 = jedis.lpush("bikes:repairs", "bike:2");
System.out.println(res6); // >>> 2
String res7 = jedis.lpop("bikes:repairs");
System.out.println(res7); // >>> bike:2
String res8 = jedis.lpop("bikes:repairs");
System.out.println(res8); // >>> bike:1
// STEP_END
// REMOVE_START
assertEquals(1, res5);
assertEquals(2, res6);
assertEquals("bike:2", res7);
assertEquals("bike:1", res8);
// REMOVE_END
// STEP_START llen
long res9 = jedis.llen("bikes:repairs");
System.out.println(res9); // >>> 0
// STEP_END
// REMOVE_START
assertEquals(0, res9);
// REMOVE_END
// STEP_START lmove_lrange
long res10 = jedis.lpush("bikes:repairs", "bike:1");
System.out.println(res10); // >>> 1
long res11 = jedis.lpush("bikes:repairs", "bike:2");
System.out.println(res11); // >>> 2
String res12 = jedis.lmove("bikes:repairs", "bikes:finished", ListDirection.LEFT, ListDirection.LEFT);
System.out.println(res12); // >>> bike:2
List<String> res13 = jedis.lrange("bikes:repairs", 0, -1);
System.out.println(res13); // >>> [bike:1]
List<String> res14 = jedis.lrange("bikes:finished", 0, -1);
System.out.println(res14); // >>> [bike:2]
// STEP_END
// REMOVE_START
assertEquals(1, res10);
assertEquals(2, res11);
assertEquals("bike:2", res12);
assertEquals("[bike:1]", res13.toString());
assertEquals("[bike:2]", res14.toString());
jedis.del("bikes:repairs");
// REMOVE_END
// STEP_START lpush_rpush
long res15 = jedis.rpush("bikes:repairs", "bike:1");
System.out.println(res15); // >>> 1
long res16 = jedis.rpush("bikes:repairs", "bike:2");
System.out.println(res16); // >>> 2
long res17 = jedis.lpush("bikes:repairs", "bike:important_bike");
System.out.println(res17); // >>> 3
List<String> res18 = jedis.lrange("bikes:repairs", 0, -1);
System.out.println(res18); // >>> [bike:important_bike, bike:1, bike:2]
// STEP_END
// REMOVE_START
assertEquals(1, res15);
assertEquals(2, res16);
assertEquals(3, res17);
assertEquals("[bike:important_bike, bike:1, bike:2]", res18.toString());
jedis.del("bikes:repairs");
// REMOVE_END
// STEP_START variadic
long res19 = jedis.rpush("bikes:repairs", "bike:1", "bike:2", "bike:3");
System.out.println(res19); // >>> 3
long res20 = jedis.lpush("bikes:repairs", "bike:important_bike", "bike:very_important_bike");
System.out.println(res20); // >>> 5
List<String> res21 = jedis.lrange("bikes:repairs", 0, -1);
System.out.println(res21); // >>> [bike:very_important_bike, bike:important_bike, bike:1, bike:2, bike:3]
// STEP_END
// REMOVE_START
assertEquals(3, res19);
assertEquals(5, res20);
assertEquals("[bike:very_important_bike, bike:important_bike, bike:1, bike:2, bike:3]",res21.toString());
jedis.del("bikes:repairs");
// REMOVE_END
// STEP_START lpop_rpop
long res22 = jedis.rpush("bikes:repairs", "bike:1", "bike:2", "bike:3");
System.out.println(res22); // >>> 3
String res23 = jedis.rpop("bikes:repairs");
System.out.println(res23); // >>> bike:3
String res24 = jedis.lpop("bikes:repairs");
System.out.println(res24); // >>> bike:1
String res25 = jedis.rpop("bikes:repairs");
System.out.println(res25); // >>> bike:2
String res26 = jedis.rpop("bikes:repairs");
System.out.println(res26); // >>> null
// STEP_END
// REMOVE_START
assertEquals(3, res22);
assertEquals("bike:3", res23);
assertEquals("bike:1", res24);
assertEquals("bike:2", res25);
assertNull(res26);
// REMOVE_END
// STEP_START ltrim
long res27 = jedis.rpush("bikes:repairs", "bike:1", "bike:2", "bike:3", "bike:4", "bike:5");
System.out.println(res27); // >>> 5
String res28 = jedis.ltrim("bikes:repairs", 0, 2);
System.out.println(res28); // >>> OK
List<String> res29 = jedis.lrange("bikes:repairs", 0, -1);
System.out.println(res29); // >>> [bike:1, bike:2, bike:3]
// STEP_END
// REMOVE_START
assertEquals(5, res27);
assertEquals("OK", res28);
assertEquals("[bike:1, bike:2, bike:3]", res29.toString());
jedis.del("bikes:repairs");
// REMOVE_END
// STEP_START ltrim_end_of_list
res27 = jedis.rpush("bikes:repairs", "bike:1", "bike:2", "bike:3", "bike:4", "bike:5");
System.out.println(res27); // >>> 5
res28 = jedis.ltrim("bikes:repairs", -3, -1);
System.out.println(res2); // >>> OK
res29 = jedis.lrange("bikes:repairs", 0, -1);
System.out.println(res29); // >>> [bike:3, bike:4, bike:5]
// STEP_END
// REMOVE_START
assertEquals(5, res27);
assertEquals("OK", res28);
assertEquals("[bike:3, bike:4, bike:5]", res29.toString());
jedis.del("bikes:repairs");
// REMOVE_END
// STEP_START brpop
long res31 = jedis.rpush("bikes:repairs", "bike:1", "bike:2");
System.out.println(res31); // >>> 2
List<String> res32 = jedis.brpop(1, "bikes:repairs");
System.out.println(res32); // >>> (bikes:repairs, bike:2)
List<String> res33 = jedis.brpop(1,"bikes:repairs");
System.out.println(res33); // >>> (bikes:repairs, bike:1)
List<String> res34 = jedis.brpop(1,"bikes:repairs");
System.out.println(res34); // >>> null
// STEP_END
// REMOVE_START
assertEquals(2, res31);
assertEquals("[bikes:repairs, bike:2]", res32.toString());
assertEquals( "[bikes:repairs, bike:1]", res33.toString());
assertNull(res34);
jedis.del("bikes:repairs");
jedis.del("new_bikes");
// REMOVE_END
// STEP_START rule_1
long res35 = jedis.del("new_bikes");
System.out.println(res35); // >>> 0
long res36 = jedis.lpush("new_bikes", "bike:1", "bike:2", "bike:3");
System.out.println(res36); // >>> 3
// STEP_END
// REMOVE_START
assertEquals(0, res35);
assertEquals(3, res36);
jedis.del("new_bikes");
// REMOVE_END
// STEP_START rule_1.1
String res37 = jedis.set("new_bikes", "bike:1");
System.out.println(res37); // >>> OK
String res38 = jedis.type("new_bikes");
System.out.println(res38); // >>> string
try {
long res39 = jedis.lpush("new_bikes", "bike:2", "bike:3");
} catch (Exception e) {
e.printStackTrace();
// >>> redis.clients.jedis.exceptions.JedisDataException:
// >>> WRONGTYPE Operation against a key holding the wrong kind of value
}
// STEP_END
// REMOVE_START
assertEquals("OK",res37);
assertEquals("string",res38);
jedis.del("new_bikes");
// REMOVE_END
// STEP_START rule_2
jedis.lpush("bikes:repairs", "bike:1", "bike:2", "bike:3");
System.out.println(res36); // >>> 3
boolean res40 = jedis.exists("bikes:repairs");
System.out.println(res40); // >>> true
String res41 = jedis.lpop("bikes:repairs");
System.out.println(res41); // >>> bike:3
String res42 = jedis.lpop("bikes:repairs");
System.out.println(res42); // >>> bike:2
String res43 = jedis.lpop("bikes:repairs");
System.out.println(res43); // >>> bike:1
boolean res44 = jedis.exists("bikes:repairs");
System.out.println(res44); // >>> false
// STEP_END
// REMOVE_START
assertTrue(res40);
assertEquals(res41, "bike:3");
assertEquals(res42, "bike:2");
assertEquals(res43, "bike:1");
assertFalse(res44);
// REMOVE_END
// STEP_START rule_3
long res45 = jedis.del("bikes:repairs");
System.out.println(res45); // >>> 0
long res46 = jedis.llen("bikes:repairs");
System.out.println(res46); // >>> 0
String res47 = jedis.lpop("bikes:repairs");
System.out.println(res47); // >>> null
// STEP_END
// REMOVE_START
assertEquals(0, res45);
assertEquals(0, res46);
assertNull(res47);
// REMOVE_END
// STEP_START ltrim.1
long res48 = jedis.lpush("bikes:repairs", "bike:1", "bike:2", "bike:3", "bike:4", "bike:5");
System.out.println(res48); // >>> 5
String res49 = jedis.ltrim("bikes:repairs", 0, 2);
System.out.println(res49); // >>> OK
List<String> res50 = jedis.lrange("bikes:repairs", 0, -1);
System.out.println(res50); // >>> [bike:5, bike:4, bike:3]
// STEP_END
// REMOVE_START
assertEquals(5, res48);
assertEquals("OK", res49);
assertEquals("[bike:5, bike:4, bike:3]", res50.toString());
jedis.del("bikes:repairs");
// REMOVE_END
// HIDE_START
jedis.close();
}
}
// HIDE_END