生成随机数工具类

gic-enterprise-base-api/src/main/java/com/gic/enterprise/utils/CreatePasswordAutoUtils.java → gic-enterprise-base-api/src/main/java/com/gic/enterprise/utils/CreateRandomUtils.java

@@ -3,13 +3,13 @@ package com.gic.enterprise.utils;
 import java.util.Random;
 
 /**
- * 随机生成字母、数字参合的密码
+ * 生成随机数工具类
  * @ClassName: CreatePasswordAutoUtils

  * @Description: 

  * @author guojuxing

  * @date 2019/8/9 4:39 PM

  */
-public class CreatePasswordAutoUtils {
+public class CreateRandomUtils {
     /**
      * 随机生成字母、数字参合的密码
      * @param length 生成多少位数的密码
@@ -33,4 +33,22 @@ public class CreatePasswordAutoUtils {
         }
         return val;
     }
+
+    /**
+     * 随机生成0-9的数字
+     * @Title: generateNumberStr

+     * @Description:
+    
 * @author guojuxing
+     * @param length
 生成多少位数
+     * @return  java.lang.String

+    
 */
+    public static String generateNumberStr(int length) {
+        String numberChar = "0123456789";
+        StringBuilder sb = new StringBuilder();
+        Random random = new Random();
+        for (int i = 0; i < length; i++) {
+            sb.append(numberChar.charAt(random.nextInt(numberChar.length())));
+        }
+        return sb.toString();
+    }
 }

gic-enterprise-base.iml

 <?xml version="1.0" encoding="UTF-8"?>
-<module type="JAVA_MODULE" version="4" />
\ No newline at end of file
+<module version="4">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file