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package cn.wisenergy.chnmuseum.party.web.controller;
import cn.wisenergy.chnmuseum.party.web.controller.base.BaseController;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import javax.crypto.Cipher;
import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.DESKeySpec;
import java.nio.charset.StandardCharsets;
import java.security.SecureRandom;
import java.util.HashMap;
import java.util.Map;
/**
* <p>
* 公共方法接口
* </p>
*
* @author 杨建龙
* @since 2018-10-11
*/
@Api(tags = "公共方法接口")
@RestController
@RequestMapping("/public")
public class PublicController extends BaseController {
private static final Logger logger = LoggerFactory.getLogger(PublicController.class);
/**
* 解密
*
* @param src byte[]
* @param key String
* @return byte[]
* @throws Exception
*/
private static byte[] decrypt(byte[] src, String key) throws Exception {
// DES算法要求有一个可信任的随机数源
SecureRandom random = new SecureRandom();
// 创建一个DESKeySpec对象
DESKeySpec desKey = new DESKeySpec(key.getBytes(StandardCharsets.UTF_8));
// 创建一个密匙工厂
SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DES");
// 将DESKeySpec对象转换成SecretKey对象
SecretKey securekey = keyFactory.generateSecret(desKey);
// Cipher对象实际完成解密操作
Cipher cipher = Cipher.getInstance("DES");
// 用密匙初始化Cipher对象
cipher.init(Cipher.DECRYPT_MODE, securekey, random);
// 真正开始解密操作
return cipher.doFinal(src);
}
/**
* 验证token
*
* @return
*/
@ApiOperation(value = "验证token")
@GetMapping(value = "/authToken")
@RequiresPermissions("/public/authToken")
public ResponseEntity<Map<Object, String>> authToken() {
try {
Map<Object, String> map = new HashMap<>();
map.put("status", "200");
map.put("message", "验证成功");
return ResponseEntity.status(HttpStatus.OK).body(map);
} catch (Exception e) {
logger.error("服务器错误！", e);
}
return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(null);
}
}