新增工具类

jsowell-common/src/main/java/com/jsowell/common/util/StringUtils.java

@@ -5,6 +5,8 @@ import com.jsowell.common.core.text.StrFormatter;
 import org.springframework.util.AntPathMatcher;
 
 import java.util.*;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 /**
  * 字符串工具类
@@ -515,20 +517,15 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
      */
     public static String byteArray2HexString(byte[] arrBytes, int count, boolean blank) {
         String ret = "";
-		if (arrBytes == null || arrBytes.length < 1)
+        if (arrBytes == null || arrBytes.length < 1) return ret;
-			return ret;
+        if (count > arrBytes.length) count = arrBytes.length;
-		if (count > arrBytes.length)
-			count = arrBytes.length;
         StringBuilder builder = new StringBuilder();
 
         for (int i = 0; i < count; i++) {
             ret = Integer.toHexString(arrBytes[i] & 0xFF).toUpperCase();
-			if (ret.length() == 1)
+            if (ret.length() == 1) builder.append("0").append(ret);
-				builder.append("0").append(ret);
+            else builder.append(ret);
-			else
+            if (blank) builder.append(" ");
-				builder.append(ret);
-			if (blank)
-				builder.append(" ");
         }
         return builder.toString();
     }
@@ -558,4 +555,36 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils {
         return ret;
     }
 
+    /**
+     * 判断是不是电子邮箱
+     *
+     * @param email
+     * @return
+     */
+    public static boolean isEmail(String email) {
+        if (email == null || email.length() < 1 || email.length() > 256) {
+            return false;
+        }
+        Pattern pattern = Pattern.compile("^\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*$");
+        return pattern.matcher(email).matches();
+    }
+
+    /**
+     * 验证是否是正确合法的手机号码
+     *
+     * @param phoneNumber
+     * @return 合法返回true，不合法返回false
+     */
+    public static boolean isPhoneNumber(String phoneNumber) {
+        if (phoneNumber == null || phoneNumber.length() < 1 || phoneNumber.length() > 11) {
+            return false;
+        }
+        Pattern pattern = Pattern.compile("^1[3,4,5,6,7,8,9]\\d{9}$");
+        Matcher matcher = pattern.matcher(phoneNumber);
+        if (matcher.matches()) {
+            return true;
+        }
+        return false;
+    }
+
 }