com.jflyfox.util.extend.UuidUtils Maven / Gradle / Ivy
/**
* Copyright 2015-2025 FLY的狐狸(email:[email protected] qq:369191470).
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package com.jflyfox.util.extend;
import java.util.UUID;
/**
* UUID处理
*
* @author flyfox 2012.08.08
* @email [email protected]
*/
public class UuidUtils {
public static String getUUID() {
UUID uuid = UUID.randomUUID();
return uuid.toString();// 标准UUID
}
public static String getUUID2() {
String str = getUUID();
// 去掉"-"符号
String temp = str.substring(0, 8) + str.substring(9, 13)
+ str.substring(14, 18) + str.substring(19, 23)
+ str.substring(24);
return temp;
}
// 获得指定数量的UUID
public static String[] getUUID2(int number) {
if (number < 1) {
return null;
}
String[] ss = new String[number];
for (int i = 0; i < number; i++) {
ss[i] = getUUID2();
}
return ss;
}
}