1. 相关Jar文件
2. Redis配置文件
redis.host=127.0.0.1 redis.port=6379 redis.default.db=1 redis.timeout=100000 redis.maxActive=300 redis.maxIdle=100 redis.maxWait=1000 redis.testOnBorrow=true
classpath:redis.properties
3. Redis类
public interface IRedisService { public void set(K key, V value, long expiredTime); public V get(K key); public Object getHash(K key, String name); public void del(K key); }
public abstract class AbstractRedisService implements IRedisService { @Autowired private RedisTemplate redisTemplate; public RedisTemplate getRedisTemplate() { return redisTemplate; } public void setRedisTemplate(RedisTemplate redisTemplate) { this.redisTemplate = redisTemplate; } @Override public void set(final K key, final V value, final long expiredTime) { BoundValueOperations valueOper = redisTemplate.boundValueOps(key); if (expiredTime <= 0)="" {="" valueoper.set(value);="" }="" else="" valueoper.set(value,="" expiredtime,="" timeunit.milliseconds);="" @override="" public="" v="" get(final="" k="" key)="" boundvalueoperations valueOper = redisTemplate.boundValueOps(key); return valueOper.get(); } @Override public Object getHash(K key, String name){ Object res = redisTemplate.boundHashOps(key).get(name); return res; } @Override public void del(K key) { if (redisTemplate.hasKey(key)) { redisTemplate.delete(key); } } }
@Service("redisService") public class RedisService extends AbstractRedisService { }
public class RedisTool { private static ApplicationContext factory; private static RedisService redisService; public static ApplicationContext getFactory(){ if (factory == null){ factory = new ClassPathXmlApplicationContext("classpath:redis.xml"); } return factory; } public static RedisService getRedisService(){ if (redisService == null){ redisService = (RedisService) getFactory().getBean("redisService"); } return redisService; } }
4. 查询功能的实现
@SuppressWarnings("serial") public class RClasQueryAction extends ActionSupport { RedisService rs = RedisTool.getRedisService(); List claslist = new ArrayList(); Clas c; public String execute(){ if (rs != null){ System.out.println("RedisService : " + rs); getAllClas(); } ServletActionContext.getRequest().setAttribute("claslist", claslist); return SUCCESS; } private void getAllClas(){ claslist = new ArrayList(); int num = Integer.parseInt(rs.get("clas:count")); for (int i=0; i<num; i++){="" string="" cid="clas:" +="" (i+1);="" c="new" clas();="" int="" id="Integer.parseInt(String.valueOf(rs.getHash(cid," "id")));="" c.setid(id);="" system.out.println("id:"="" id);="" name="(String)" rs.gethash(cid,="" "name");="" c.setname(name);="" system.out.println("name:"="" name);="" comment="(String)" "comment");="" c.setcomment(comment);="" system.out.println("comment:"="" comment);="" claslist.add(c);="" }="" } 5. Redis数据库
: http://www.linuxidc.com/Linux/2017-01/139354p2.htm