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springboot based on a series of packaging framework. QmFramework to implements AOP, rewrite the requestBody, global exception catching,version checking, request body parameter symmetric encryption mechanism, controller packaging and the toolkit collection. thank you for using it.

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package com.starmcc.qmframework.tools.operation;

import com.starmcc.qmframework.tools.file.QmPropertiesUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.util.StringUtils;

import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.util.Properties;
import java.util.regex.Pattern;

/**
 * 字符串正则验证服务
 *
 * @Author qm
 * @Date 2019年5月5日11:38:33
 */
public class QmRegularUtils {

    /**
     * properties读取对象
     */
    private final static Properties PRO = getProperties();
    /**
     * 打印日志工具
     */
    private final static Logger LOG = LoggerFactory.getLogger(QmRegularUtils.class);

    private static Properties getProperties() {
        Properties properties = new Properties();
        InputStreamReader inStream = null;
        try {
            // 读取properties文件,使用InputStreamReader字符流防止文件中出现中文导致乱码
            inStream = new InputStreamReader
                    (QmPropertiesUtil.class.getClassLoader().getResourceAsStream("verify.properties"),
                            "UTF-8");
            properties.load(inStream);
            return properties;
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (inStream != null) {
                try {
                    inStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return null;
    }

    /**
     * 校验内容是否匹配正则表达式
     * 使用该方法时，请确保resource目录下存在verify.properties文件
     * 根据verify.properties文件的节点检索正则表达式。
     *
     * @param node  properties的节点名称
     * @param value 需要校验的值
     * @return 返回布尔类型
     */
    public static boolean isRegex(String node, String value) {
        if (StringUtils.isEmpty(value)) {
            return false;
        }
        try {
            String regex = PRO.getProperty(node);
            if (regex == null) {
                LOG.error(String.format("%s节点读取失败！请检查properties的节点是否一致。", node));
                return false;
            }
            return Pattern.matches(regex, value);
        } catch (Exception e) {
            e.printStackTrace();
            LOG.error("请检查正则表达式的格式是否有误！");
            return false;
        }
    }

    /**
     * 获取对应节点的错误信息
     *
     * @param node
     * @return
     */
    public static String getErrorMsg(String node) {
        try {
            String msg = PRO.getProperty(node + ".errorMsg");
            if (msg == null) {
                return node + "校验失败!";
            }
            return msg;
        } catch (Exception e) {
            return node + "校验失败!";
        }
    }

}