Class RedisKey

src/main/java/com/l1yp/base/RedisKey.java:12–148

@Author Lyp @Date 2020-06-23 @Email l1yp@qq.com

 * @Email  l1yp@qq.com
 */
public class RedisKey {
    private final String prefix;
    private List<String> args;
    private Duration expireTime;
    private long expireAt;
    private String cacheKey;
    private Class<?> valType;

    RedisKey(String prefix){
        this.prefix = prefix;
    }

    RedisKey(String prefix, Duration expireTime){
        this.prefix = prefix;
        this.expireTime = expireTime;
    }


    RedisKey(String prefix, Duration expireTime, long expireAt, Class<?> valType){
        this.prefix = prefix;
        this.expireTime = expireTime;
        this.expireAt = expireAt;
        this.valType = valType;
    }



    /**
     * 复制 前缀/过期时间
     * @return 返回新的redisKey实例
     */
    public RedisKey dup(){
        return new RedisKey(prefix, expireTime, expireAt, valType);
    }


    /**
     * 拼接一个参数
     * @param arg 要拼接的参数
     */
    public RedisKey arg(Object arg) {
        if (arg == null){
            throw new IllegalArgumentException("the arg must not be null");
        }
        if (args == null) {
            args = new ArrayList<>(4);
        }
        if (arg instanceof String) {
            args.add((String) arg);
        }else {
            args.add(String.valueOf(arg));
        }
        return this;
    }

    public Class<?> getValType() {
        return valType;
    }