cn.binarywang.wx.miniapp.config.impl.WxMaRedisConfigImpl Maven / Gradle / Ivy
package cn.binarywang.wx.miniapp.config.impl;
import org.apache.commons.lang3.builder.ToStringBuilder;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
/**
* 基于Redis的微信配置provider. 使用连接池 JedisPool 进行 Redis 操作。
*
*
* 需要引入依赖jedis-lock，才能使用该类。
*
*
* @author winter
*/
public class WxMaRedisConfigImpl extends AbstractWxMaRedisConfig {
private JedisPool jedisPool;
private static final String ACCESS_TOKEN_KEY = "wa:access_token:";
private String accessTokenKey;
/**
* JedisPool 在此配置类是必须项，使用 WxMaRedisConfigImpl(JedisPool) 构造方法来构造实例
*/
@Deprecated
public WxMaRedisConfigImpl() {
}
public WxMaRedisConfigImpl(JedisPool jedisPool) {
this.jedisPool = jedisPool;
}
/**
* 使用 WxMaRedisConfigImpl(JedisPool) 构造方法来设置 JedisPool
*/
@Deprecated
public void setJedisPool(JedisPool jedisPool) {
this.jedisPool = jedisPool;
}
@Override
protected Jedis getJedis() {
return jedisPool.getResource();
}
/**
* 每个公众号生成独有的存储key.
*/
@Override
public void setAppid(String appId) {
super.setAppid(appId);
this.accessTokenKey = ACCESS_TOKEN_KEY.concat(appId);
}
@Override
public String getAccessToken() {
try (Jedis jedis = this.jedisPool.getResource()) {
return jedis.get(this.accessTokenKey);
}
}
@Override
public boolean isAccessTokenExpired() {
try (Jedis jedis = this.jedisPool.getResource()) {
return jedis.ttl(accessTokenKey) < 2;
}
}
@Override
public synchronized void updateAccessToken(String accessToken, int expiresInSeconds) {
try (Jedis jedis = this.jedisPool.getResource()) {
jedis.setex(this.accessTokenKey, expiresInSeconds - 200, accessToken);
}
}
@Override
public void expireAccessToken() {
try (Jedis jedis = this.jedisPool.getResource()) {
jedis.expire(this.accessTokenKey, 0);
}
}
@Override
public String toString() {
return ToStringBuilder.reflectionToString(this);
}
}