com.github.qq275860560.common.util.TokenUtil Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of github-qq275860560-common Show documentation

github-qq275860560-common

There is a newer version: 201905061822

Show newest version

package com.github.qq275860560.common.util;

import java.io.File;
import java.util.HashMap;
import java.util.Map;

import org.apache.commons.configuration2.Configuration;
import org.apache.commons.configuration2.builder.fluent.Configurations;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * @author [email protected]
 * 生成每个用户的token
 */
public class TokenUtil {
	private static Log log = LogFactory.getLog(TokenUtil.class);
	private static String issUser;// 牌的创建者 网站或应用clientId
	private static String audience;// 令牌使用者 用户ID
	private static Float minutes;// 有效期时间，分钟

	static {
		try {
			Configuration configuration = new Configurations().properties(new File("/", "application.properties"));
			issUser = configuration.getString("issUser");
			audience = configuration.getString("audience");
			minutes = Float.parseFloat(configuration.getString("minutes"));
		} catch (Exception e) {
			log.error("", e);
			System.exit(1);
		}
	}

	public static String encrypt(String user_id) throws Exception {
		Map payLoadMap = new HashMap();
		payLoadMap.put("user_id", user_id);
		return JwtUtil.encrypt(issUser, audience, minutes, payLoadMap);
	}

	public static String decrypt(String token) throws Exception {
		if (token == null) {
			throw new Exception("token不能为空");
		}
		Map payLoadMap0 = null;
		payLoadMap0 = JwtUtil.decrypt(token, issUser, audience);
		if (payLoadMap0 == null) {
			throw new Exception("无效token");
		} else {
			if (System.currentTimeMillis() > (Long) payLoadMap0.get("exp") * 1000) {
				throw new Exception("token已经过期,请使用接口getToken重新获取");
			}
		}
		return payLoadMap0.get("user_id").toString();
	}

}