异常处理工具

import com.bds.obmy.common.utils.R;
import org.apache.shiro.authz.AuthorizationException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

/**
 * 异常处理器
 * 
 * @author why
 * @date 2016年10月27日 下午10:16:19
 */
@RestControllerAdvice
public class RRExceptionHandler {
    private Logger logger = LoggerFactory.getLogger(getClass());

    /**
     * 自定义异常
     */
    @ExceptionHandler(RRException.class)
    public R handleRRException(RRException e){
        R r = new R();
        r.put("code", e.getCode());
        r.put("msg", e.getMessage());

        return r;
    }

    @ExceptionHandler(DuplicateKeyException.class)
    public R handleDuplicateKeyException(DuplicateKeyException e){
        logger.error(e.getMessage(), e);
        return R.error("数据库中已存在该记录");
    }

    @ExceptionHandler(AuthorizationException.class)
    public R handleAuthorizationException(AuthorizationException e){
        logger.error(e.getMessage(), e);
        return R.error("没有权限，请联系管理员授权");
    }

    @ExceptionHandler(Exception.class)
    public R handleException(Exception e){
        logger.error(e.getMessage(), e);
        return R.error();
    }
}

/**
* 自定义异常
*
* @author windy
* @email [email protected]
* @date 2016年10月27日 下午10:11:27
*/
public class RRException extends RuntimeException {
private static final long serialVersionUID = 1L;

private String msg;
private int code = 500;

public RRException(String msg) {
    super(msg);
    this.msg = msg;
}

public RRException(String msg, Throwable e) {
    super(msg, e);
    this.msg = msg;
}

public RRException(String msg, int code) {
    super(msg);
    this.msg = msg;
    this.code = code;
}

public RRException(String msg, int code, Throwable e) {
    super(msg, e);
    this.msg = msg;
    this.code = code;
}

public String getMsg() {
    return msg;
}

public void setMsg(String msg) {
    this.msg = msg;
}

public int getCode() {
    return code;
}

public void setCode(int code) {
    this.code = code;
}

}