核心包项目提交

.gitignore

+######################################################################
+# Build Tools
+
+.gradle
+/build/
+!gradle/wrapper/gradle-wrapper.jar
+
+target/
+!.mvn/wrapper/maven-wrapper.jar
+
+######################################################################
+# IDE
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+nbproject/private/
+build/*
+nbbuild/
+dist/
+nbdist/
+.nb-gradle/
+
+######################################################################
+# Others
+*.log
+*.xml.versionsBackup
+
+!*/build/*.java
+!*/build/*.html
+!*/build/*.xml
\ No newline at end of file

pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.zzsn.code.base.core</groupId>
+    <artifactId>zzsn_base</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+
+</project>
\ No newline at end of file

src/main/java/com/zzsn/code/base/core/util/BaseTools.java

+package com.zzsn.code.base.core.util;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+public class BaseTools {
+    private static int seq = 0;
+    private static final int MAX_PER_SECOND = 1000;
+    /**
+     * 生成15位的数字流水号(16位以后会出现科学计数影响业务操作)
+     * <p>
+     * <I>生成规则为:</I><b>yyMMddHHmmss+3位顺序号</b>
+     * </p>
+     *
+     * @return 15位流水号
+     */
+    public static synchronized String getNextSeq() {
+        seq++;
+        return (new SimpleDateFormat("yyMMddHHmmss").format(new Date()))
+                + String.format("%03d", seq %= MAX_PER_SECOND);
+    }
+    /**
+     *
+     * @param type 类型 1 yyyy-MM-dd HH:mm:ss 2 yyyy-MM-dd
+     * @return 当前时间格式化后的字符串
+     */
+    public static String getNowTime(int type){
+        SimpleDateFormat simpleDateFormat = null;
+        Date now = new Date();
+        switch (type){
+            case 1:
+                simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+                break;
+            case 2:
+                simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
+                break;
+            default:
+                break;
+        }
+        return  simpleDateFormat.format(now);
+    }
+}