com.starmcc.qmframework.tools.operation.QmRegexUtil Maven / Gradle / Ivy
package com.starmcc.qmframework.tools.operation;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.util.Properties;
import java.util.regex.Pattern;
/**
* @author starmcc
* @version 2019年5月5日11:38:33
* 字符串正则验证工具
*/
public class QmRegexUtil {
/**
* properties读取对象
*/
private final static Properties PRO = getProperties();
/**
* 打印日志工具
*/
private final static Logger LOG = LoggerFactory.getLogger(QmRegexUtil.class);
private static boolean newOld = true;
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
(QmRegexUtil.class.getClassLoader().getResourceAsStream("config.properties"),
"UTF-8");
if (inStream == null) {
QmRegexUtil.newOld = false;
inStream = new InputStreamReader
(QmRegexUtil.class.getClassLoader().getResourceAsStream("verify.properties"),
"UTF-8");
}
properties.load(inStream);
return properties;
} catch (UnsupportedEncodingException e) {
LOG.error("UnsupportedEncodingException {}", e.getMessage(), e);
} catch (IOException e) {
LOG.error("IOException {}", e.getMessage(), e);
} finally {
if (inStream != null) {
try {
inStream.close();
} catch (IOException e) {
LOG.error("IOException {}", e.getMessage(), e);
}
}
}
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config.properties文件
* 根据config.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.isBlank(value)) {
return false;
}
try {
String regex;
if (QmRegexUtil.newOld) {
regex = PRO.getProperty("regex." + node);
} else {
regex = PRO.getProperty(node);
}
if (regex == null) {
LOG.error("Node read failed!Check whether the nodes of properties are the same. {}", node);
return false;
}
return Pattern.matches(regex, value);
} catch (Exception e) {
LOG.error("Check whether the regular expression is formatted incorrectly!");
return false;
}
}
/**
* 获取对应节点的错误信息
*
* @param node
* @return Returns the specified data according to the method
*/
public static String getErrorMsg(String node) {
try {
String msg = PRO.getProperty("regex." + node + ".errorMsg");
if (null == msg) {
return node + "校验失败!";
}
return msg;
} catch (Exception e) {
return node + "校验失败!";
}
}
}