第一版

2025-04-05 17:37:53 +08:00 · 2020-02-05 00:31:51 +08:00 · 2020-02-05 00:31:51 +08:00 · 3329910bdd
commit 3329910bdd
parent 9a372b742d
38 changed files with 2079 additions and 0 deletions
--- a/README.md
+++ b/README.md
@ -1,2 +1,4 @@
 # sa-token
 一个好用的JavaWeb权限认证框架
+
+在线文档：[http://sa-token.dev33.cn/](http://sa-token.dev33.cn/)
--- a/sa-token-demo-springboot/.classpath
+++ b/sa-token-demo-springboot/.classpath
@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" output="target/classes" path="src/main/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" output="target/test-classes" path="src/test/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+			<attribute name="test" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="output" path="target/classes"/>
+</classpath>
--- a/sa-token-demo-springboot/.gitignore
+++ b/sa-token-demo-springboot/.gitignore
@ -0,0 +1,6 @@
+target/
+
+node_modules/
+bin/
+.settings/
+unpackage/
--- a/sa-token-demo-springboot/.project
+++ b/sa-token-demo-springboot/.project
@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>sa-token-demo-springboot</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.m2e.core.maven2Builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.m2e.core.maven2Nature</nature>
+	</natures>
+</projectDescription>
--- a/sa-token-demo-springboot/lib/sa-token-spring-1.0.0.jar
+++ b/sa-token-demo-springboot/lib/sa-token-spring-1.0.0.jar
--- a/sa-token-demo-springboot/pom.xml
+++ b/sa-token-demo-springboot/pom.xml
@ -0,0 +1,90 @@
+<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>cn.dev33</groupId>
+	<artifactId>sa-token-demo-springboot</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	
+	<!-- SpringBoot -->
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>2.0.0.RELEASE</version>
+	</parent>
+
+	<dependencies>
+
+		<!-- springboot依赖 -->
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-aop</artifactId>
+		</dependency>
+		
+		<!-- sa-token 安全认证   -->
+	    <dependency>
+	        <groupId>cn.dev33.sa-token</groupId>
+	        <artifactId>sa-token-spring</artifactId>
+	        <version>1.0.0</version>
+	        <scope>system</scope>
+	        <systemPath>${project.basedir}/lib/sa-token-spring-1.0.0.jar</systemPath>
+	    </dependency>
+		
+		<!-- SpringBoot整合redis -->
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-redis</artifactId>
+			<version>RELEASE</version>
+		</dependency>
+
+	</dependencies>
+	
+	<!-- 配置打包 -->
+	<build>
+		<plugins>
+			<!-- 打包jar文件时，配置manifest文件，加入lib包的jar依赖 -->
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-jar-plugin</artifactId>
+				<configuration>
+					<archive>
+						<manifest>
+							<addClasspath>true</addClasspath>
+							<classpathPrefix>lib/</classpathPrefix>
+							<mainClass>com.pj.SaTokenDemoApplication</mainClass>
+						</manifest>
+						<!-- jar清单添加此字符串 -->
+						<manifestEntries>
+							<Class-Path>lib/sa-token-spring-1.0.0.jar</Class-Path>
+						</manifestEntries>
+					</archive>
+				</configuration>
+			</plugin>
+			<!-- 拷贝依赖的jar包到lib目录 -->
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-dependency-plugin</artifactId>
+				<executions>
+					<execution>
+						<id>copy</id>
+						<phase>package</phase>
+						<goals>
+							<goal>copy-dependencies</goal>
+						</goals>
+						<configuration>
+							<outputDirectory>
+								${project.build.directory}/lib
+							</outputDirectory>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+	</build>
+	
+	
+</project>
--- a/sa-token-demo-springboot/src/main/java/com/pj/SaTokenDemoApplication.java
+++ b/sa-token-demo-springboot/src/main/java/com/pj/SaTokenDemoApplication.java
@ -0,0 +1,18 @@
+package com.pj;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+
+import cn.dev33.satoken.spring.SaTokenSetup;
+
+@SaTokenSetup // 标注启动 sa-token
+@SpringBootApplication
+public class SaTokenDemoApplication {
+
+	public static void main(String[] args) throws JsonProcessingException {
+		SpringApplication.run(SaTokenDemoApplication.class, args); // run-->
+	}
+
+}
--- a/sa-token-demo-springboot/src/main/java/com/pj/satoken/SaTokenDaoRedis.java
+++ b/sa-token-demo-springboot/src/main/java/com/pj/satoken/SaTokenDaoRedis.java
@ -0,0 +1,91 @@
+package com.pj.satoken;
+
+import java.util.concurrent.TimeUnit;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.data.redis.core.StringRedisTemplate;
+import org.springframework.data.redis.serializer.RedisSerializer;
+import org.springframework.data.redis.serializer.StringRedisSerializer;
+// import org.springframework.stereotype.Component;
+
+import cn.dev33.satoken.dao.SaTokenDao;
+import cn.dev33.satoken.session.SaSession;
+
+/**
+ * sa-token持久层的实现类 , 基于redis 
+ */
+// @Component	// 打开此注解，保证此类被springboot扫描，即可完成sa-token与redis的集成 
+public class SaTokenDaoRedis implements SaTokenDao {
+
+
+	// string专用
+	@Autowired
+	StringRedisTemplate stringRedisTemplate;	
+
+	// SaSession专用 
+	RedisTemplate<String, SaSession> redisTemplate;
+	@Autowired
+	@SuppressWarnings({ "rawtypes", "unchecked" })
+	public void setRedisTemplate(RedisTemplate redisTemplate) {
+		RedisSerializer stringSerializer = new StringRedisSerializer();
+	    redisTemplate.setKeySerializer(stringSerializer);
+		this.redisTemplate = redisTemplate;
+	}
+	
+	
+	// 根据key获取value ，如果没有，则返回空 
+	@Override
+	public String getValue(String key) {
+		return stringRedisTemplate.opsForValue().get(key);
+	}
+
+	// 写入指定key-value键值对，并设定过期时间(单位：秒)
+	@Override
+	public void setValue(String key, String value, long timeout) {
+		stringRedisTemplate.opsForValue().set(key, value, timeout, TimeUnit.SECONDS);
+	}
+
+	// 删除一个指定的key 
+	@Override
+	public void delKey(String key) {
+		stringRedisTemplate.delete(key);
+	}
+
+	
+	// 根据指定key的session，如果没有，则返回空 
+	@Override
+	public SaSession getSaSession(String sessionId) {
+		return redisTemplate.opsForValue().get(sessionId);
+	}
+
+	// 将指定session持久化 
+	@Override
+	public void saveSaSession(SaSession session, long timeout) {
+		redisTemplate.opsForValue().set(session.getId(), session, timeout, TimeUnit.SECONDS);
+	}
+
+	// 更新指定session 
+	@Override
+	public void updateSaSession(SaSession session) {
+		long expire = redisTemplate.getExpire(session.getId());
+		if(expire == -2) {	// -2 = 无此键 
+			return;
+		}
+		redisTemplate.opsForValue().set(session.getId(), session, expire, TimeUnit.SECONDS);
+	}
+
+	// 删除一个指定的session 
+	@Override
+	public void delSaSession(String sessionId) {
+		redisTemplate.delete(sessionId);
+	}
+
+	
+
+	
+	
+	
+	
+	
+}
--- a/sa-token-demo-springboot/src/main/java/com/pj/satoken/StpCustom.java
+++ b/sa-token-demo-springboot/src/main/java/com/pj/satoken/StpCustom.java
@ -0,0 +1,28 @@
+package com.pj.satoken;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.springframework.stereotype.Component;
+
+import cn.dev33.satoken.stp.StpInterface;
+
+/**
+ *    自定义权限验证接口扩展 
+ */
+@Component	// 打开此注解，保证此类被springboot扫描，即可完成sa-token的自定义权限验证扩展 
+public class StpCustom implements StpInterface {
+
+	@Override
+	public List<Object> getPermissionCodeList(Object login_id, String login_key) {
+		List<Object> list = new ArrayList<Object>();
+		list.add("101");
+		list.add("user-add");
+		list.add("user-delete");
+		list.add("user-update");
+		list.add("user-get");
+		list.add("article-get");
+		return list;
+	}
+
+}
--- a/sa-token-demo-springboot/src/main/java/com/pj/test/AjaxJson.java
+++ b/sa-token-demo-springboot/src/main/java/com/pj/test/AjaxJson.java
@ -0,0 +1,163 @@
+package com.pj.test;
+
+import java.io.Serializable;
+import java.util.List;
+
+
+/**
+ * ajax返回Json的封装 
+ * 【此类封装了Meta和Body的功能，写法不同，但是返回数据格式相同】
+ */
+public class AjaxJson implements Serializable{
+
+	private static final long serialVersionUID = 1L;	// 序列化版本号
+	
+	public static final int CODE_SUCCESS = 200;			// 成功状态码
+	public static final int CODE_ERROR = 500;			// 错误状态码
+	public static final int CODE_WARNING = 501;			// 警告状态码
+	public static final int CODE_NOT_JUR = 403;			// 无权限状态码
+	public static final int CODE_NOT_LOGIN = 401;		// 未登录状态码
+	public static final int CODE_INVALID_REQUEST = 400;	// 无效请求状态码
+
+	public int code; 	// 状态码
+	public String msg; 	// 描述信息 
+	public Object data; // 携带对象
+	public Long dataCount;	// 数据总数 
+	
+	/**
+	 * 返回code  
+	 * @return
+	 */
+	public int getCode() {
+		return this.code;
+	}
+
+	/**
+	 * 给msg赋值，连缀风格
+	 */
+	public AjaxJson setMsg(String msg) {
+		this.msg = msg;
+		return this;
+	}
+	public String getMsg() {
+		return this.msg;
+	}
+
+	/**
+	 * 给data赋值，连缀风格
+	 */
+	public AjaxJson setData(Object data) {
+		this.data = data;
+		return this;
+	}
+
+	/**
+	 * 将data还原为指定类型并返回
+	 */
+	@SuppressWarnings("unchecked")
+	public <T> T getData(Class<T> cs) {
+		return (T) data;
+	}
+	
+	// ============================  构建  ================================== 
+	
+	public AjaxJson(int code, String msg, Object data, Long dataCount) {
+		this.code = code;
+		this.msg = msg;
+		this.data = data;
+		this.dataCount = dataCount;
+	}
+	
+	// 返回成功
+	public static AjaxJson getSuccess() {
+		return new AjaxJson(CODE_SUCCESS, "ok", null, null);
+	}
+	public static AjaxJson getSuccess(String msg) {
+		return new AjaxJson(CODE_SUCCESS, msg, null, null);
+	}
+	public static AjaxJson getSuccess(String msg, Object data) {
+		return new AjaxJson(CODE_SUCCESS, msg, data, null);
+	}
+	public static AjaxJson getSuccessData(Object data) {
+		return new AjaxJson(CODE_SUCCESS, "ok", data, null);
+	}
+	public static AjaxJson getSuccessArray(Object... data) {
+		return new AjaxJson(CODE_SUCCESS, "ok", data, null);
+	}
+	
+	// 返回失败
+	public static AjaxJson getError() {
+		return new AjaxJson(CODE_ERROR, "error", null, null);
+	}
+	public static AjaxJson getError(String msg) {
+		return new AjaxJson(CODE_ERROR, msg, null, null);
+	}
+	
+	// 返回警告 
+	public static AjaxJson getWarning() {
+		return new AjaxJson(CODE_ERROR, "warning", null, null);
+	}
+	public static AjaxJson getWarning(String msg) {
+		return new AjaxJson(CODE_WARNING, msg, null, null);
+	}
+	
+	// 返回未登录
+	public static AjaxJson getNotLogin() {
+		return new AjaxJson(CODE_NOT_LOGIN, "未登录，请登录后再次访问", null, null);
+	}
+	
+	// 返回没有权限的 
+	public static AjaxJson getNotJur(String msg) {
+		return new AjaxJson(CODE_NOT_JUR, msg, null, null);
+	}
+	
+	// 返回一个自定义状态码的
+	public static AjaxJson get(int code, String msg){
+		return new AjaxJson(code, msg, null, null);
+	}
+	
+	// 返回分页和数据的
+	public static AjaxJson getPageData(Long dataCount, Object data){
+		return new AjaxJson(CODE_SUCCESS, "ok", data, dataCount);
+	}
+	
+	// 返回，根据受影响行数的(大于0=ok，小于0=error)
+	public static AjaxJson getByLine(int line){
+		if(line > 0){
+			return getSuccess("ok", line);
+		}
+		return getError("error").setData(line); 
+	}
+
+	// 返回，根据布尔值来确定最终结果的  (true=ok，false=error)
+	public static AjaxJson getByBoolean(boolean b){
+		return b ? getSuccess("ok") : getError("error"); 
+	}
+	
+	/* (non-Javadoc)
+	 * @see java.lang.Object#toString()
+	 */
+	@SuppressWarnings("rawtypes")
+	@Override
+	public String toString() {
+		String data_string = null;
+		if(data == null){
+			
+		} else if(data instanceof List){
+			data_string = "List(length=" + ((List)data).size() + ")";
+		} else {
+			data_string = data.toString();
+		}
+		return "{"
+				+ "\"code\": " + this.getCode()
+				+ ", \"msg\": \"" + this.getMsg() + "\""
+				+ ", \"data\": " + data_string
+				+ ", \"dataCount\": " + dataCount
+				+ "}";
+	}
+	
+	
+	
+	
+	
+}
--- a/sa-token-demo-springboot/src/main/java/com/pj/test/TestController.java
+++ b/sa-token-demo-springboot/src/main/java/com/pj/test/TestController.java
@ -0,0 +1,83 @@
+package com.pj.test;
+
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import cn.dev33.satoken.session.SaSessionUtil;
+import cn.dev33.satoken.stp.StpUtil;
+
+@RestController
+@RequestMapping("/test/")
+public class TestController {
+
+	// 测试登录接口， 浏览器访问： http://localhost:8081/test/login
+	@RequestMapping("login")
+	public AjaxJson login(@RequestParam(defaultValue="10001") String id) {
+		System.out.println("======================= 进入方法，测试登录接口 ========================= ");
+		System.out.println("当前会话的token：" + StpUtil.getTokenValue());
+		System.out.println("当前是否登录：" + StpUtil.isLogin());
+		System.out.println("当前登录账号：" + StpUtil.getLoginId_defaultNull());
+		StpUtil.setLoginId(id);			// 在当前会话登录此账号 	
+		System.out.println("登录成功");
+		System.out.println("当前是否登录：" + StpUtil.isLogin());
+		System.out.println("当前登录账号：" + StpUtil.getLoginId());
+		System.out.println("当前登录账号：" + StpUtil.getLoginId_asInt());	// 获取登录id并转为int 
+
+		System.out.println("当前token信息：" + StpUtil.getTokenInfo());	// 获取登录id并转为int 
+		
+		return AjaxJson.getSuccess();
+	}
+	
+	// 测试权限接口， 浏览器访问： http://localhost:8081/test/jur
+	@RequestMapping("jur")
+	public AjaxJson jur() {
+		System.out.println("======================= 进入方法，测试权限接口 ========================= ");
+		
+		System.out.println("是否具有权限101" + StpUtil.hasPermission(101));
+		System.out.println("是否具有权限user-add" + StpUtil.hasPermission("user-add"));
+		System.out.println("是否具有权限article-get" + StpUtil.hasPermission("article-get"));
+		
+		System.out.println("没有user-add权限就抛出异常");
+		StpUtil.checkPermission("user-add");
+		
+		System.out.println("在【101、102】中只要拥有一个就不会抛出异常");
+		StpUtil.checkPermissionOr("101", "102");
+
+		System.out.println("在【101、102】中必须全部拥有才不会抛出异常");
+		StpUtil.checkPermissionAnd("101", "102");
+
+		System.out.println("权限测试通过");
+		
+		return AjaxJson.getSuccess();
+	}
+
+	// 测试会话session接口， 浏览器访问： http://localhost:8081/test/session 
+	@RequestMapping("session")
+	public AjaxJson session() {
+		System.out.println("======================= 进入方法，测试会话session接口 ========================= ");
+		System.out.println("当前是否登录：" + StpUtil.isLogin());
+		System.out.println("当前登录账号session的id" + StpUtil.getSession().getId());
+		System.out.println("当前登录账号session的id" + StpUtil.getSession().getId());
+		System.out.println("测试取值name：" + StpUtil.getSession().getAttribute("name"));
+		StpUtil.getSession().setAttribute("name", "张三");	// 写入一个值 
+		System.out.println("测试取值name：" + StpUtil.getSession().getAttribute("name"));
+		return AjaxJson.getSuccess();
+	}
+	
+	// 测试自定义session接口， 浏览器访问： http://localhost:8081/test/session2 
+	@RequestMapping("session2")
+	public AjaxJson session2() {
+		System.out.println("======================= 进入方法，测试自定义session接口 ========================= ");
+		// 自定义session就是无需登录也可以使用 的session ：比如拿用户的手机号当做 key， 来获取 session 
+		System.out.println("自定义 session的id为：" + SaSessionUtil.getSessionById("1895544896").getId());
+		System.out.println("测试取值name：" + SaSessionUtil.getSessionById("1895544896").getAttribute("name"));
+		SaSessionUtil.getSessionById("1895544896").setAttribute("name", "张三");	// 写入值 
+		System.out.println("测试取值name：" + SaSessionUtil.getSessionById("1895544896").getAttribute("name"));
+		System.out.println("测试取值name：" + SaSessionUtil.getSessionById("1895544896").getAttribute("name"));
+		return AjaxJson.getSuccess();
+	}
+	
+	
+	
+}
--- a/sa-token-demo-springboot/src/main/java/com/pj/test/TopController.java
+++ b/sa-token-demo-springboot/src/main/java/com/pj/test/TopController.java
@ -0,0 +1,57 @@
+package com.pj.test;
+
+import java.io.IOException;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ModelAttribute;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import cn.dev33.satoken.exception.NotLoginException;
+import cn.dev33.satoken.exception.NotPermissionException;
+
+/**
+ * 加强版控制器
+ */
+@ControllerAdvice // 可指定包前缀，比如：(basePackages = "com.zyd.blog.controller.admin")
+public class TopController {
+
+	// 在每个控制器之前触发的操作
+	@ModelAttribute
+	public void get(HttpServletRequest request) throws IOException {
+
+	}
+
+	// 全局异常拦截（拦截项目中的所有异常）
+	@ExceptionHandler
+	public void handlerException(Exception e, HttpServletRequest request, HttpServletResponse response)
+			throws Exception {
+
+		e.printStackTrace(); // 打印堆栈，以供调试
+
+		response.setContentType("application/json; charset=utf-8"); // http说明，我要返回JSON对象
+
+		// 如果是未登录异常
+		if (e instanceof NotLoginException) {
+			String jsonStr = new ObjectMapper().writeValueAsString(AjaxJson.getNotLogin());
+			response.getWriter().print(jsonStr);
+			return;
+		}
+		// 如果是权限异常
+		if (e instanceof NotPermissionException) {
+			NotPermissionException ee = (NotPermissionException) e;
+			String jsonStr = new ObjectMapper().writeValueAsString(AjaxJson.getNotJur("无此权限：" + ee.getCode()));
+			response.getWriter().print(jsonStr);
+			return;
+		}
+
+		// 普通异常输出：500 + 异常信息
+		response.getWriter().print(new ObjectMapper().writeValueAsString(AjaxJson.getError(e.getMessage())));
+
+	}
+
+}
--- a/sa-token-demo-springboot/src/main/resources/application.yml
+++ b/sa-token-demo-springboot/src/main/resources/application.yml
@ -0,0 +1,44 @@
+# 端口
+server:
+    port: 8081
+
+spring: 
+    # sa-token配置
+    sa-token: 
+        # token名称（同时也是cookie名称）
+        token-name: satoken
+        # token有效期，单位s 默认30天，-1为永不过期   
+        timeout: 2592000
+        # 在多人登录同一账号时，是否共享会话（为true时共用一个，为false时新登录挤掉旧登录）
+        is-share: true
+        # 是否在cookie读取不到token时，继续从请求header里继续尝试读取 
+        is-read-head: true
+        #  是否在header读取不到token时，继续从请求题参数里继续尝试读取 
+        is-read-body: true
+        # 是否在初始化配置时打印版本字符画
+        is-v: true
+        
+          
+    # redis配置 
+    redis:
+        # Redis数据库索引（默认为0）
+        database: 1
+        # Redis服务器地址
+        host: 127.0.0.1
+        # Redis服务器连接端口
+        port: 6379
+        # Redis服务器连接密码（默认为空）
+        password: 
+        # 连接池最大连接数（使用负值表示没有限制）
+        pool:
+            maxActive: 20
+            # 连接池最大阻塞等待时间（使用负值表示没有限制）
+            maxWait: -1
+            # 连接池中的最大空闲连接
+            maxIdle: 8
+            # 连接池中的最小空闲连接
+            minIdle: 1
+        # 连接超时时间（毫秒）
+        timeout: 0
+        
+        
--- a/sa-token-dev/.classpath
+++ b/sa-token-dev/.classpath
@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" output="target/classes" path="src/main/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" output="target/test-classes" path="src/test/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+			<attribute name="test" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="output" path="target/classes"/>
+</classpath>
--- a/sa-token-dev/.gitignore
+++ b/sa-token-dev/.gitignore
@ -0,0 +1,6 @@
+target/
+
+node_modules/
+bin/
+.settings/
+unpackage/
--- a/sa-token-dev/.project
+++ b/sa-token-dev/.project
@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>sa-token-dev</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.m2e.core.maven2Builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.m2e.core.maven2Nature</nature>
+	</natures>
+</projectDescription>
--- a/sa-token-dev/pom.xml
+++ b/sa-token-dev/pom.xml
@ -0,0 +1,31 @@
+<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>cn.dev33</groupId>
+	<artifactId>sa-token-dev</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	
+	<!-- SpringBoot -->
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>2.0.0.RELEASE</version>
+	</parent>
+
+	<dependencies>
+
+		<!-- springboot依赖 -->
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-aop</artifactId>
+		</dependency>
+		
+	</dependencies>
+	
+	
+</project>
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/SaTokenManager.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/SaTokenManager.java
@ -0,0 +1,78 @@
+package cn.dev33.satoken;
+
+import cn.dev33.satoken.config.SaTokenConfig;
+import cn.dev33.satoken.config.SaTokenConfigFactory;
+import cn.dev33.satoken.dao.SaTokenDao;
+import cn.dev33.satoken.dao.SaTokenDaoDefault;
+import cn.dev33.satoken.stp.StpInterface;
+import cn.dev33.satoken.stp.StpInterfaceDefaultImpl;
+
+/**
+ *     管理sa-token所有对象 
+ * @author kong
+ *
+ */
+public class SaTokenManager {
+
+	// 配置文件 Bean 
+	private static SaTokenConfig config;	
+	public static SaTokenConfig getConfig() {
+		if (config == null) {
+			initConfig();
+		}
+		return config;
+	}
+	public static void setConfig(SaTokenConfig config) {
+		SaTokenManager.config = config;
+		if(config.getIsV()) {
+			SaTokenUtil.printSaToken();
+		}
+	}
+	public synchronized static void initConfig() {
+		if (config == null) {
+			setConfig(SaTokenConfigFactory.createConfig());
+		}
+	}
+	
+	// 持久化 Bean 
+	public static SaTokenDao dao;
+	public static SaTokenDao getDao() {
+		if (dao == null) {
+			initDao();
+		}
+		return dao;
+	}
+	public static void setDao(SaTokenDao dao) {
+		SaTokenManager.dao = dao;
+	}
+	public synchronized static void initDao() {
+		if (dao == null) {
+			setDao(new SaTokenDaoDefault());
+		}
+	}
+	
+
+	// 权限认证 Bean 
+	public static StpInterface stp;
+	public static StpInterface getStp() {
+		if (stp == null) {
+			initStp();
+		}
+		return stp;
+	}
+	public static void setStp(StpInterface stp) {
+		SaTokenManager.stp = stp;
+	}
+	public synchronized static void initStp() {
+		if (stp == null) {
+			setStp(new StpInterfaceDefaultImpl());
+		}
+	}
+	
+	
+	
+	
+	
+	
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/SaTokenUtil.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/SaTokenUtil.java
@ -0,0 +1,30 @@
+package cn.dev33.satoken;
+
+/**
+ * sa-token 工具类 
+ */
+public class SaTokenUtil {
+
+	
+	// sa-token 版本号 
+	public static final String version = "v1.0.0";
+
+	// sa-token 开源地址 
+	public static final String github_url = "https://github.com/click33/sa-token";
+	
+	// 打印 sa-token
+	public static void printSaToken() {
+		String str = 
+				"____ ____    ___ ____ _  _ ____ _  _ \r\n" + 
+				"[__  |__| __  |  |  | |_/  |___ |\\ | \r\n" + 
+				"___] |  |     |  |__| | \\_ |___ | \\| \r\n" + 
+				"sa-token：" + version + "         \r\n" +
+				"GitHub：" + github_url + "\r\n";
+		System.out.println(str);
+	}
+
+	// 如果token为本次请求新创建的，则以此字符串为key存储在当前request中  
+	public static final String just_created_save_key= "just_created_save_key_"; 	
+	
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/config/SaTokenConfig.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/config/SaTokenConfig.java
@ -0,0 +1,65 @@
+package cn.dev33.satoken.config;
+
+/**
+ * sa-token 总配置类  
+ */
+public class SaTokenConfig {
+
+	private String tokenName = "satoken";		// token名称（同时也是cookie名称）
+	private long timeout = 30 * 24 * 60 * 60;		// token有效期，单位s 默认30天，-1为永不过期   
+	private Boolean isShare = true;			// 在多人登录同一账号时，是否共享会话（为true时共用一个，为false时新登录挤掉旧登录）
+	private Boolean isReadHead = false;		// 是否在cookie读取不到token时，继续从请求header里继续尝试读取 
+	private Boolean isReadBody = false;		// 是否在header读取不到token时，继续从请求题参数里继续尝试读取 
+	
+	private Boolean isV = true;	 // 是否在初始化配置时打印版本字符画
+	
+	
+	public String getTokenName() {
+		return tokenName;
+	}
+	public void setTokenName(String tokenName) {
+		this.tokenName = tokenName;
+	}
+	public long getTimeout() {
+		return timeout;
+	}
+	public void setTimeout(long timeout) {
+		this.timeout = timeout;
+	}
+	public Boolean getIsShare() {
+		return isShare;
+	}
+	public void setIsShare(Boolean isShare) {
+		this.isShare = isShare;
+	}
+	public Boolean getIsReadHead() {
+		return isReadHead;
+	}
+	public void setIsReadHead(Boolean isReadHead) {
+		this.isReadHead = isReadHead;
+	}
+	public Boolean getIsReadBody() {
+		return isReadBody;
+	}
+	public void setIsReadBody(Boolean isReadBody) {
+		this.isReadBody = isReadBody;
+	}
+	public Boolean getIsV() {
+		return isV;
+	}
+	public void setIsV(Boolean isV) {
+		this.isV = isV;
+	}
+	
+	
+	@Override
+	public String toString() {
+		return "SaTokenConfig [tokenName=" + tokenName + ", timeout=" + timeout + ", isShare=" + isShare
+				+ ", isReadHead=" + isReadHead + ", isReadBody=" + isReadBody + ", isV=" + isV + "]";
+	}
+	
+	
+	
+	
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/config/SaTokenConfigFactory.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/config/SaTokenConfigFactory.java
@ -0,0 +1,128 @@
+package cn.dev33.satoken.config;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.lang.reflect.Field;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Properties;
+
+/**
+	创建一个配置文件  
+ */
+public class SaTokenConfigFactory {
+
+
+	public static String configPath = "sa-token.properties";	// 默认配置文件地址 
+
+	/**
+	 * 根据指定路径获取配置信息 
+	 * @return 一个SaTokenConfig对象 
+	 */
+	public static SaTokenConfig createConfig() {
+		Map<String, String> map = readPropToMap(configPath);
+		if(map == null){
+			// throw new RuntimeException("找不到配置文件：" + configPath, null);
+		}
+		return (SaTokenConfig)initPropByMap(map, new SaTokenConfig());
+	}
+	
+	
+
+	/**
+	 * 将指定路径的properties配置文件读取到Map中 
+	 * @param propertiesPath 配置文件地址
+	 * @return 一个Map
+	 */
+    private static Map<String, String> readPropToMap(String propertiesPath){
+    	Map<String, String> map = new HashMap<String, String>();
+		try {
+	    	InputStream is = SaTokenConfigFactory.class.getClassLoader().getResourceAsStream(propertiesPath);	
+	    	if(is == null){
+	    		return null;
+	    	}
+			Properties prop = new Properties();
+			prop.load(is);
+			for (String key : prop.stringPropertyNames()) {
+				map.put(key, prop.getProperty(key));
+			}
+		} catch (IOException e) {
+			throw new RuntimeException("配置文件(" + propertiesPath + ")加载失败", e);
+		}
+		return map;
+    }
+    
+    
+    /**
+     * 将 Map 的值映射到 Model 上 
+     * @param map 属性集合  
+     * @param obj 对象，或类型 
+     * @return 返回实例化后的对象 
+     */
+    private static Object initPropByMap(Map<String, String> map, Object obj){
+    	
+    	if(map == null){
+    		map = new HashMap<>();
+    	}
+    	
+    	// 1、取出类型 
+    	Class<?> cs = null;
+    	if(obj instanceof Class){	// 如果是一个类型，则将obj=null，以便完成静态属性反射赋值  
+    		cs = (Class<?>)obj;		
+    		obj = null;
+    	}else{	// 如果是一个对象，则取出其类型  
+    		cs = obj.getClass();	
+    	}
+    	
+    	// 2、遍历类型属性，反射赋值 
+    	for (Field field : cs.getDeclaredFields()) {
+			String value = map.get(field.getName());
+			if (value == null) {
+				continue;	// 如果为空代表没有配置此项
+			}
+			try {
+				Object valueConvert = getObjectByClass(value, field.getType());	// 转换值类型 
+				field.setAccessible(true);
+				field.set(obj, valueConvert);
+			} catch (IllegalArgumentException | IllegalAccessException e) {
+				throw new RuntimeException("属性赋值出错：" + field.getName(), e);
+			}
+		}
+    	return obj;
+    }
+    
+    /**
+     * 将字符串转化为指定数据类型 
+     * @param str 值 
+     * @param cs 要转换的类型 
+     * @return 
+     */
+	@SuppressWarnings("unchecked")
+	private static <T>T getObjectByClass(String str, Class<T> cs){
+		Object value = null;
+		if(str == null){
+			value = null;
+		}else if (cs.equals(String.class)) {
+			value = str;
+		} else if (cs.equals(int.class)||cs.equals(Integer.class)) {
+			value = new Integer(str);
+        } else if (cs.equals(long.class)||cs.equals(Long.class)) {
+        	value = new Long(str);
+        } else if (cs.equals(short.class)||cs.equals(Short.class)) {
+        	value = new Short(str);
+        } else if (cs.equals(float.class)||cs.equals(Float.class)) {
+        	value = new Float(str);
+        } else if (cs.equals(double.class)||cs.equals(Double.class)) {
+        	value = new Double(str);
+        } else if (cs.equals(boolean.class)||cs.equals(Boolean.class)) {
+        	value = new Boolean(str);
+        }else{
+			throw new RuntimeException("未能将值：" + str + "，转换类型为：" + cs, null);
+        }
+		return (T)value;
+	}
+	
+	
+	
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/dao/SaTokenDao.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/dao/SaTokenDao.java
@ -0,0 +1,61 @@
+package cn.dev33.satoken.dao;
+
+import cn.dev33.satoken.session.SaSession;
+
+/**
+ * sa-token持久层的接口 
+ */
+public interface SaTokenDao {
+
+	
+	/**
+	 * 根据key获取value ，如果没有，则返回空 
+	 * @param key 键名称 
+	 * @return
+	 */
+	public String getValue(String key);
+
+	/**
+	 * 写入指定key-value键值对，并设定过期时间 (单位：秒)
+	 * @param key 键名称 
+	 * @param value 值 
+	 * @param timeout 过期时间，单位：s 
+	 */
+	public void setValue(String key, String value, long timeout);
+
+	/**
+	 * 删除一个指定的key 
+	 * @param key 
+	 */
+	public void delKey(String key);
+	
+	
+
+	/**
+	 * 根据指定key的session，如果没有，则返回空 
+	 * @param key 键名称 
+	 * @return
+	 */
+	public SaSession getSaSession(String sessionId);
+
+	/**
+	 *  将指定session持久化 
+	 * @param key 键名称 
+	 * @param value 值 
+	 * @param timeout 过期时间，单位: s
+	 */
+	public void saveSaSession(SaSession session, long timeout);
+
+	/**
+	 *  更新指定session 
+	 */
+	public void updateSaSession(SaSession session);
+	
+	/**
+	 *   删除一个指定的session 
+	 * @param key 键名称 
+	 */
+	public void delSaSession(String sessionId);
+	
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/dao/SaTokenDaoDefault.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/dao/SaTokenDaoDefault.java
@ -0,0 +1,62 @@
+package cn.dev33.satoken.dao;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import cn.dev33.satoken.session.SaSession;
+
+/**
+ * sa-token持久层默认的实现类 , 基于内存Map 
+ */
+public class SaTokenDaoDefault implements SaTokenDao {
+
+	/**
+	 * 所有数据集合 
+	 */
+	Map<String, Object> dataMap = new HashMap<String, Object>();
+
+	
+	@Override
+	public String getValue(String key) {
+		return (String)dataMap.get(key);
+	}
+
+	@Override
+	public void setValue(String key, String value, long timeout) {
+		dataMap.put(key, value);
+	}
+
+	@Override
+	public void delKey(String key) {
+		dataMap.remove(key);
+	}
+
+	
+	@Override
+	public SaSession getSaSession(String sessionId) {
+		return (SaSession)dataMap.get(sessionId);
+	}
+
+	@Override
+	public void saveSaSession(SaSession session, long timeout) {
+		dataMap.put(session.getId(), session);
+	}
+
+	@Override
+	public void updateSaSession(SaSession session) {
+		// 无动作 
+	}
+
+	@Override
+	public void delSaSession(String sessionId) {
+		dataMap.remove(sessionId);
+	}
+	
+	
+
+	
+	
+	
+	
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/exception/NotLoginException.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/exception/NotLoginException.java
@ -0,0 +1,21 @@
+package cn.dev33.satoken.exception;
+
+/**
+ * 没有登陆抛出的异常
+ */
+public class NotLoginException extends RuntimeException {
+	
+	/**
+	 *
+	 */
+	private static final long serialVersionUID = 6806129545290130142L;
+
+	/**
+	 * 创建一个
+	 */
+	public NotLoginException() {
+        super("当前账号未登录");
+    }
+	
+
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/exception/NotPermissionException.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/exception/NotPermissionException.java
@ -0,0 +1,33 @@
+package cn.dev33.satoken.exception;
+
+/**
+ * 没有指定权限码，抛出的异常 
+ */
+public class NotPermissionException extends RuntimeException {
+   
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 6806129545290130142L;
+	
+	private Object code;
+	
+
+	/**
+	 * @return 获得权限码 
+	 */
+	public Object getCode() {
+		return code;
+	}
+
+	public NotPermissionException(Object code) {
+        super("无此权限：" + code);
+        this.code = code;
+    }
+
+//	public NotPermissionException(Object code, String s) {
+//		super(s);
+//		this.code = code;
+//	}
+
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/session/SaSession.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/session/SaSession.java
@ -0,0 +1,129 @@
+package cn.dev33.satoken.session;
+
+import java.io.Serializable;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+
+import cn.dev33.satoken.SaTokenManager;
+
+
+/**
+ * session会话 
+ * @author kong
+ *
+ */
+public class SaSession implements Serializable {
+
+	private static final long serialVersionUID = 1L;
+	
+	private String id; 					// 会话id 
+	private long createTime;			// 当前会话创建时间 
+	private Map<String, Object> dataMap;	// 当前会话键值对  
+	
+	
+	/**
+	 * 构建一个 session对象
+	 * @param id
+	 */
+ 	public SaSession(String id) {
+		this.id = id;
+		this.createTime = System.currentTimeMillis();
+		this.dataMap = new HashMap<String, Object>();
+	}
+	
+ 	/**
+ 	 * 获取会话id 
+ 	 * @return
+ 	 */
+	public String getId() {
+		return id;
+	}
+
+	/**
+	 * 当前会话创建时间
+	 */
+	public long getCreateTime() {
+		return createTime;
+	}
+	
+	/**
+	 * 写入值
+	 */
+	public void setAttribute(String key, Object value) {
+		dataMap.put(key, value);
+		update();
+	}
+	
+	/**
+	 * 取值  
+	 */
+	public Object getAttribute(String key) {
+		return dataMap.get(key);
+	}
+	
+	/**
+	 * 取值，并指定取不到值时的默认值 
+	 */
+	public Object getAttribute(String key, Object default_value) {
+		Object value = getAttribute(key);
+		if(value != null) {
+			return value;
+		}
+		return default_value;
+	}
+
+
+	/**
+	 * 移除一个key
+	 */
+	public void removeAttribute(String key) {
+		dataMap.remove(key);
+		update();
+	}
+	
+	/**
+	 * 清空所有key
+	 */
+	public void clearAttribute() {
+		dataMap.clear();
+		update();
+	}
+	
+	/**
+	 * 是否含有指定key
+	 */
+	public boolean containsAttribute(String key)  {
+		return dataMap.keySet().contains(key);
+	}
+	
+	/**
+	 * 当前session会话所有key
+	 */
+	public Set<String> getAttributeKeys() {
+		return dataMap.keySet();
+	}
+
+	/**
+	 * 获取数据集合（如果更新map里的值，请调用session.update()方法避免数据过时 ）
+	 */
+	public Map<String, Object> getDataMap() {
+		return dataMap;
+	}
+	
+	/**
+	 * 将这个session从持久库更新一下  
+	 */
+	public void update() {
+		SaTokenManager.getDao().updateSaSession(this);
+	}
+
+	
+//	/** 注销会话(注销后，此session会话将不再存储服务器上) */
+//	public void logout() {
+//		SaTokenManager.getDao().delSaSession(this.id);
+//	}
+	
+	
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/session/SaSessionUtil.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/session/SaSessionUtil.java
@ -0,0 +1,44 @@
+package cn.dev33.satoken.session;
+
+import cn.dev33.satoken.SaTokenManager;
+
+/**
+ * sa-session工具类  
+ * @author kong
+ *
+ */
+public class SaSessionUtil {
+
+	// 添加上指定前缀，防止恶意伪造session  
+	public static String session_key = "custom";
+	public static String getSessionKey(String sessionId) {
+		return SaTokenManager.getConfig().getTokenName() + ":" + session_key + ":session:" + sessionId;
+	}
+	
+	/** 指定key的session是否存在  */
+	public boolean isExists(String sessionId) {
+		return SaTokenManager.getDao().getSaSession(getSessionKey(sessionId)) != null;
+	}
+	
+	/** 获取指定key的session, 如果没有，is_create=是否新建并返回  */
+	public static SaSession getSessionById(String sessionId, boolean is_create) {
+		SaSession session = SaTokenManager.getDao().getSaSession(getSessionKey(sessionId));
+		if(session == null && is_create) {
+			session = new SaSession(getSessionKey(sessionId));
+			SaTokenManager.getDao().saveSaSession(session, SaTokenManager.getConfig().getTimeout());
+		}
+		return session;
+	}
+	/** 获取指定key的session, 如果没有则新建并返回  */
+	public static SaSession getSessionById(String sessionId) {
+		return getSessionById(sessionId, true);
+	}
+
+	/** 删除指定key的session  */
+	public static void delSessionById(String sessionId) {
+		SaTokenManager.getDao().delSaSession(getSessionKey(sessionId));
+	}
+	
+	
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/spring/SaTokenSetup.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/spring/SaTokenSetup.java
@ -0,0 +1,21 @@
+package cn.dev33.satoken.spring;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Import;
+
+/**
+ * 将此注解加到springboot启动类上，即可完成sa-token与springboot的集成  
+ */
+@Documented
+@Target({java.lang.annotation.ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+@Configuration
+@Import({SpringSaToken.class})
+public @interface SaTokenSetup {
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/spring/SpringSaToken.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/spring/SpringSaToken.java
@ -0,0 +1,48 @@
+package cn.dev33.satoken.spring;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.stereotype.Component;
+
+import cn.dev33.satoken.SaTokenManager;
+import cn.dev33.satoken.config.SaTokenConfig;
+import cn.dev33.satoken.dao.SaTokenDao;
+import cn.dev33.satoken.stp.StpInterface;
+
+/**
+ * 与SpringBoot集成, 保证此类被扫描，即可完成sa-token与SpringBoot的集成 
+ * @author kongyongshun
+ *
+ */
+@Component
+public class SpringSaToken {
+
+	
+	// 获取配置Bean 
+	@Bean
+	@ConfigurationProperties(prefix="spring.sa-token")
+	public SaTokenConfig getSaTokenConfig() {
+		return new SaTokenConfig();
+	}
+	
+	// 注入配置Bean 
+	@Autowired
+	public void setConfig(SaTokenConfig saTokenConfig){
+		SaTokenManager.setConfig(saTokenConfig);
+	}
+
+	// 注入持久化Bean 
+	@Autowired(required = false)
+	public void setDao(SaTokenDao dao){
+		SaTokenManager.setDao(dao);
+	}
+
+	// 注入权限认证Bean 
+	@Autowired(required = false)
+	public void setStp(StpInterface stp){
+		SaTokenManager.setStp(stp);
+	}
+	
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/stp/StpInterface.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/stp/StpInterface.java
@ -0,0 +1,14 @@
+package cn.dev33.satoken.stp;
+
+import java.util.List;
+
+/**
+ *  开放权限验证接口，方便重写    
+ */
+public interface StpInterface {
+	
+	/** 返回指定login_id所拥有的权限码集合   */
+	public List<Object> getPermissionCodeList(Object login_id, String login_key);
+	
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/stp/StpInterfaceDefaultImpl.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/stp/StpInterfaceDefaultImpl.java
@ -0,0 +1,16 @@
+package cn.dev33.satoken.stp;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ *    权限验证接口 ，默认实现
+ */
+public class StpInterfaceDefaultImpl implements StpInterface {
+
+	@Override
+	public List<Object> getPermissionCodeList(Object login_id, String login_key) {
+		return new ArrayList<Object>();
+	}
+
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/stp/StpLogic.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/stp/StpLogic.java
@ -0,0 +1,306 @@
+package cn.dev33.satoken.stp;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
+
+import javax.servlet.http.Cookie;
+import javax.servlet.http.HttpServletRequest;
+
+import cn.dev33.satoken.SaTokenManager;
+import cn.dev33.satoken.SaTokenUtil;
+import cn.dev33.satoken.config.SaTokenConfig;
+import cn.dev33.satoken.dao.SaTokenDao;
+import cn.dev33.satoken.exception.NotLoginException;
+import cn.dev33.satoken.exception.NotPermissionException;
+import cn.dev33.satoken.session.SaSession;
+import cn.dev33.satoken.util.SaCookieUtil;
+import cn.dev33.satoken.util.SpringMVCUtil;
+
+/**
+ * sa-token 权限验证，逻辑 实现类 
+ * <p>
+ * (stp = sa-token-permission 的缩写 )
+ *
+ */
+public class StpLogic {
+
+	
+	private String login_key = "";		// 持久化的key前缀，多账号体系时以此值区分，比如：login、user、admin
+	
+	public StpLogic(String login_key) {
+		this.login_key = login_key;
+	}
+
+	// =================== 获取token 相关 ===================  
+	
+
+	/**  随机生成一个tokenValue */
+ 	public String randomTokenValue() {
+		return UUID.randomUUID().toString();
+	}
+	
+	/** 获取当前tokenValue */
+	public String getTokenValue(){
+		// 0、获取相应对象 
+		HttpServletRequest request = SpringMVCUtil.getRequest();
+		SaTokenConfig config = SaTokenManager.getConfig();
+		String key_tokenName = getKey_tokenName();
+		
+		// 1、尝试从request里读取 
+		if(request.getAttribute(SaTokenUtil.just_created_save_key) != null) {
+			return String.valueOf(request.getAttribute(SaTokenUtil.just_created_save_key));
+		}
+		
+		// 2、尝试从cookie里读取 
+		Cookie cookie = SaCookieUtil.getCookie(request, key_tokenName);
+		if(cookie != null){
+			String tokenValue = cookie.getValue();
+			if(tokenValue != null) {
+				return tokenValue;
+			}
+		}
+
+		// 3、尝试从header力读取 
+		if(config.getIsReadHead() == true){
+			String tokenValue = request.getHeader(key_tokenName);
+			if(tokenValue != null) {
+				return tokenValue;
+			}
+		}
+		
+		// 4、尝试从请求体里面读取 
+		if(config.getIsReadBody() == true){
+			String tokenValue = request.getParameter(key_tokenName);
+			if(tokenValue != null) {
+				return tokenValue;
+			}
+		}
+		
+		// 5、都读取不到，那算了吧还是  
+		return null;
+	}
+	
+	/** 获取指定id的tokenValue */
+	public String getTokenValueByLoginId(Object login_id) {
+		return SaTokenManager.getDao().getValue(getKey_LoginId(login_id)); 
+	}
+	
+	/** 获取当前会话的token信息：tokenName与tokenValue  */
+	public Map<String, String> getTokenInfo() {
+		Map<String, String> map = new HashMap<String, String>();
+		map.put("tokenName", getKey_tokenName());
+		map.put("tokenValue", getTokenValue());
+		return map;
+	}
+	
+	
+	// =================== 登录相关操作 ===================  
+
+	/** 在当前会话上登录id ，建议的类型：（long | int | String） */
+	public void setLoginId(Object login_id) {
+		
+		// 1、获取相应对象  
+		HttpServletRequest request = SpringMVCUtil.getRequest();
+		SaTokenConfig config = SaTokenManager.getConfig();
+		SaTokenDao dao = SaTokenManager.getDao();
+		
+		// 2、获取tokenValue
+		String tokenValue = getTokenValueByLoginId(login_id);	// 获取旧tokenValue
+		if(tokenValue == null){			// 为null则创建一个新的
+			tokenValue = randomTokenValue();
+		} else {
+			// 不为null, 并且配置不共享，则删掉原来，并且创建新的 
+			if(config.getIsShare() == false){
+				dao.delKey(getKey_TokenValue(tokenValue)); 
+				tokenValue = randomTokenValue();
+			}
+		}
+
+		// 3、持久化 
+		dao.setValue(getKey_TokenValue(tokenValue), String.valueOf(login_id), config.getTimeout());	// token -> uid 
+		dao.setValue(getKey_LoginId(login_id), tokenValue, config.getTimeout());							// uid -> token 
+		request.setAttribute(SaTokenUtil.just_created_save_key, tokenValue);								// 保存到本次request里  
+		SaCookieUtil.addCookie(SpringMVCUtil.getResponse(), getKey_tokenName(), tokenValue, "/", (int)config.getTimeout());		// cookie注入 
+	}
+
+	/** 当前会话注销登录  */
+	public void logout() {
+		Object login_id = getLoginId_defaultNull();
+		if(login_id != null) {
+			logoutByLoginId(login_id);
+			SaCookieUtil.delCookie(SpringMVCUtil.getRequest(), SpringMVCUtil.getResponse(), getKey_tokenName()); 	// 清除cookie 
+		}
+	}
+
+	/** 指定login_id的会话注销登录（踢人下线）  */
+	public void logoutByLoginId(Object login_id) {
+		
+		// 获取相应tokenValue
+		String tokenValue = getTokenValueByLoginId(login_id);
+		if(tokenValue == null) {
+			return;
+		}
+		
+		// 清除相关数据 
+		SaTokenManager.getDao().delKey(getKey_TokenValue(tokenValue));	// 清除token-id键值对  
+		SaTokenManager.getDao().delKey(getKey_LoginId(login_id));		// 清除id-token键值对  
+		SaTokenManager.getDao().delKey(getKey_session(login_id));		// 清除其session 
+		// SaCookieUtil.delCookie(SpringMVCUtil.getRequest(), SpringMVCUtil.getResponse(), getKey_tokenName()); 	// 清除cookie 
+	}
+	
+	// 查询相关 
+	
+ 	/** 获取当前会话是否已经登录 */
+ 	public boolean isLogin() {
+ 		return getLoginId_defaultNull() != null;
+ 	}
+
+ 	/** 获取当前会话登录id, 如果未登录，则抛出异常  */
+ 	public Object getLoginId() {
+ 		Object login_id = getLoginId_defaultNull();
+ 		if(login_id == null) {
+ 			throw new NotLoginException();
+ 		}
+ 		return login_id;
+ 	}
+	
+	/** 获取当前会话登录id, 如果未登录，则返回默认值  */
+ 	@SuppressWarnings("unchecked")
+	public <T>T getLoginId(T default_value) {
+		Object login_id = getLoginId_defaultNull();
+		if(login_id == null) {
+			return default_value;
+		}
+		return (T)login_id;
+ 	}
+ 	
+	/** 获取当前会话登录id, 如果未登录，则返回null  */
+	public Object getLoginId_defaultNull() {
+ 		String tokenValue = getTokenValue();
+ 		if(tokenValue != null) {
+ 			Object login_id = SaTokenManager.getDao().getValue(getKey_TokenValue(tokenValue));
+ 			if(login_id != null) {
+ 				return login_id;
+ 			}
+ 		}
+ 		return null;
+ 	}
+
+	/** 获取当前会话登录id, 并转换为String  */ 
+ 	public String getLoginId_asString() {
+ 		return String.valueOf(getLoginId());
+ 	}
+
+	/** 获取当前会话登录id, 并转换为int  */ 
+ 	public int getLoginId_asInt() {
+ 		// Object login_id = getLoginId();
+// 		if(login_id instanceof Integer) {
+// 			return (Integer)login_id;
+// 		}
+ 		return Integer.valueOf(String.valueOf(getLoginId()));
+ 	}
+
+	/** 获取当前会话登录id, 并转换为long  */ 
+ 	public long getLoginId_asLong() {
+// 		Object login_id = getLoginId();
+// 		if(login_id instanceof Long) {
+// 			return (Long)login_id;
+// 		}
+ 		return Long.valueOf(String.valueOf(getLoginId()));
+ 	}
+ 	
+ 	
+ 	
+	// =================== session相关 ===================  
+
+	/** 获取指定key的session, 如果没有，is_create=是否新建并返回  */
+	protected SaSession getSessionBySessionId(String sessionId, boolean is_create) {
+		SaSession session = SaTokenManager.getDao().getSaSession(sessionId);
+		if(session == null && is_create) {
+			session = new SaSession(sessionId);
+			SaTokenManager.getDao().saveSaSession(session, SaTokenManager.getConfig().getTimeout());
+		}
+		return session;
+	}
+
+	/** 获取指定login_id的session  */
+	public SaSession getSessionByLoginId(Object login_id) {
+		return getSessionBySessionId(getKey_session(login_id), false);
+	}
+
+	/** 获取当前会话的session  */
+	public SaSession getSession() {
+		return getSessionBySessionId(getKey_session(getLoginId()), true);
+	}
+ 	
+	
+
+	// =================== 权限验证操作 ===================  
+
+ 	/** 指定login_id是否含有指定权限 */
+ 	public boolean hasPermission(Object login_id, Object pcode) {
+ 		List<Object> pcodeList = SaTokenManager.getStp().getPermissionCodeList(login_id, login_key);
+		return !(pcodeList == null || pcodeList.contains(pcode) == false);
+ 	}
+ 	
+ 	/** 当前会话是否含有指定权限 */
+ 	public boolean hasPermission(Object pcode) {
+ 		return hasPermission(getLoginId(), pcode);
+ 	}
+	
+ 	/** 当前账号是否含有指定权限 ， 没有就抛出异常  */
+ 	public void checkPermission(Object pcode) {
+ 		if(hasPermission(pcode) == false) {
+			throw new NotPermissionException(pcode);
+		}
+ 	}
+
+ 	/** 当前账号是否含有指定权限 ， 【指定多个，必须全都有】  */
+ 	public void checkPermissionAnd(Object... pcodeArray){
+ 		Object login_id = getLoginId();
+ 		List<Object> pcodeList = SaTokenManager.getStp().getPermissionCodeList(login_id, login_key);
+ 		for (Object pcode : pcodeArray) {
+ 			if(pcodeList.contains(pcode) == false) {
+ 				throw new NotPermissionException(pcode);	// 没有权限抛出异常 
+ 			}
+ 		}
+ 	}
+
+ 	/** 当前账号是否含有指定权限 ， 【指定多个，有一个就可以了】   */
+ 	public void checkPermissionOr(Object... pcodeArray){
+ 		Object login_id = getLoginId();
+ 		List<Object> pcodeList = SaTokenManager.getStp().getPermissionCodeList(login_id, login_key);
+ 		for (Object pcode : pcodeArray) {
+ 			if(pcodeList.contains(pcode) == true) {
+ 				return;		// 有的话提前退出
+ 			}
+ 		}
+		if(pcodeArray.length > 0) {
+	 		throw new NotPermissionException(pcodeArray[0]);	// 没有权限抛出异常 
+		}
+ 	}
+ 	
+	
+	// =================== 返回相应key ===================  
+
+	/** 获取key：客户端 tokenName  */
+	public String getKey_tokenName() {
+ 		return SaTokenManager.getConfig().getTokenName();
+ 	}
+	/** 获取key： tokenValue 持久化  */
+	public String getKey_TokenValue(String tokenValue) {
+		return SaTokenManager.getConfig().getTokenName() + ":" + login_key + ":token:" + tokenValue;
+	}
+	/** 获取key： id 持久化  */
+	public String getKey_LoginId(Object login_id) {
+		return SaTokenManager.getConfig().getTokenName() + ":" + login_key + ":id:" + login_id;
+	}
+	/** 获取key： session 持久化  */
+	public String getKey_session(Object login_id) {
+		return SaTokenManager.getConfig().getTokenName() + ":" + login_key + ":session:" + login_id;
+	}
+ 	
+	
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/stp/StpUtil.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/stp/StpUtil.java
@ -0,0 +1,131 @@
+package cn.dev33.satoken.stp;
+
+import java.util.Map;
+
+import org.springframework.stereotype.Service;
+
+import cn.dev33.satoken.session.SaSession;
+
+/**
+ * 一个默认的实现 
+ */
+@Service
+public class StpUtil {
+
+	// 底层的 StpLogic 对象  
+	public static StpLogic stpLogic = new StpLogic("login"); 
+	
+	
+	// =================== 获取token 相关 ===================
+
+
+	/** 获取当前tokenValue */
+	public static String getTokenValue() {
+		return stpLogic.getTokenValue();
+	}
+
+	/** 获取指定id的tokenValue */
+	public static String getTokenValueByLoginId(Object login_id) {
+		return stpLogic.getTokenValueByLoginId(login_id);
+	}
+
+	/** 获取当前会话的token信息：tokenName与tokenValue */
+	public static Map<String, String> getTokenInfo() {
+		return stpLogic.getTokenInfo();
+	}
+
+	// =================== 登录相关操作 ===================
+
+	/** 在当前会话上设置登录id，建议的类型：（long | int | String） */
+	public static void setLoginId(Object login_id) {
+		stpLogic.setLoginId(login_id);
+	}
+
+	/** 当前会话注销登录 */
+	public static void logout() {
+		stpLogic.logout();
+	}
+
+	/** 指定login_id的会话注销登录（踢人下线） */
+	public static void logoutByLoginId(Object login_id) {
+		stpLogic.logoutByLoginId(login_id);
+	}
+
+	// 查询相关
+
+	/** 获取当前会话是否已经登录 */
+	public static boolean isLogin() {
+		return stpLogic.isLogin();
+	}
+
+	/** 获取当前会话登录id, 如果未登录，则抛出异常 */
+	public static Object getLoginId() {
+		return stpLogic.getLoginId();
+	}
+
+	/** 获取当前会话登录id, 如果未登录，则返回默认值 */
+	public static <T> T getLoginId(T default_value) {
+		return stpLogic.getLoginId(default_value);
+	}
+	
+	/** 获取当前会话登录id, 如果未登录，则返回null  */
+	public static Object getLoginId_defaultNull() {
+		return stpLogic.getLoginId_defaultNull();
+ 	}
+
+	/** 获取当前会话登录id, 并转换为String */
+	public static String getLoginId_asString() {
+		return stpLogic.getLoginId_asString();
+	}
+
+	/** 获取当前会话登录id, 并转换为int */
+	public static int getLoginId_asInt() {
+		return stpLogic.getLoginId_asInt();
+	}
+
+	/** 获取当前会话登录id, 并转换为long */
+	public static long getLoginId_asLong() {
+		return stpLogic.getLoginId_asLong();
+	}
+
+	// =================== session相关 ===================
+
+	/** 获取指定login_id的session */
+	public static SaSession getSessionByLoginId(Object login_id) {
+		return stpLogic.getSessionByLoginId(login_id);
+	}
+
+	/** 获取当前会话的session */
+	public static SaSession getSession() {
+		return stpLogic.getSession();
+	}
+
+	// =================== 权限验证操作 ===================
+
+	/** 指定login_id是否含有指定权限 */
+	public static boolean hasPermission(Object login_id, Object pcode) {
+		return stpLogic.hasPermission(login_id, pcode);
+	}
+
+	/** 当前会话是否含有指定权限 */
+	public static boolean hasPermission(Object pcode) {
+		return stpLogic.hasPermission(pcode);
+	}
+
+	/** 当前账号是否含有指定权限 ， 没有就抛出异常 */
+	public static void checkPermission(Object pcode) {
+		stpLogic.checkPermission(pcode);
+	}
+
+	/** 当前账号是否含有指定权限 ， 【指定多个，必须全都有】 */
+	public static void checkPermissionAnd(Object... pcodeArray) {
+		stpLogic.checkPermissionAnd(pcodeArray);
+	}
+
+	/** 当前账号是否含有指定权限 ， 【指定多个，有一个就可以了】 */
+	public static void checkPermissionOr(Object... pcodeArray) {
+		stpLogic.checkPermissionOr(pcodeArray);
+	}
+
+
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/util/SaCookieUtil.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/util/SaCookieUtil.java
@ -0,0 +1,80 @@
+package cn.dev33.satoken.util;
+
+import javax.servlet.http.Cookie;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+
+/**
+ * cookie工具类
+ * @author kong
+ *
+ */
+public class SaCookieUtil {
+
+
+	/**
+	 * 获取指定cookie
+	 */
+    public static Cookie getCookie(HttpServletRequest request, String cookieName) {
+        Cookie[] cookies = request.getCookies();
+        if(cookies != null) {
+            for(int i = 0; i < cookies.length; i++) {
+                Cookie cookie = cookies[i];
+                if(cookie != null && cookieName.equals(cookie.getName())) {
+                    return cookie;
+                }
+            }
+        }
+        return null;
+    }
+
+
+    /**
+     * 添加cookie
+     */
+    public static void addCookie(HttpServletResponse response,String name,String value,String path,int timeout) {
+        Cookie cookie = new Cookie(name, value);
+        if(path == null) {
+            path = "/";
+        }
+        cookie.setPath(path);
+        cookie.setMaxAge(timeout);
+        response.addCookie(cookie);
+    }
+
+
+    /**
+     * 删除cookie
+     */
+    public static void delCookie(HttpServletRequest request,HttpServletResponse response,String name) {
+        Cookie[] cookies = request.getCookies();
+        if(cookies != null){
+        	for(Cookie cookie : cookies) {
+                if(cookies != null && (name).equals(cookie.getName())) {
+                    addCookie(response,name,null,null,0);
+                    return;
+                }
+            }
+        }
+    }
+
+
+    /**
+     * 修改cookie的value值
+     */
+    public static void updateCookie(HttpServletRequest request,HttpServletResponse response,String name,String value) {
+        Cookie[] cookies = request.getCookies();
+        if(cookies != null){
+            for(Cookie cookie : cookies) {
+                if(cookies != null && (name).equals(cookie.getName())) {
+                    addCookie(response,name,value,cookie.getPath(),cookie.getMaxAge());
+                    return;
+                }
+            }
+        }
+    }
+
+    
+    
+}
--- a/sa-token-dev/src/main/java/cn/dev33/satoken/util/SpringMVCUtil.java
+++ b/sa-token-dev/src/main/java/cn/dev33/satoken/util/SpringMVCUtil.java
@ -0,0 +1,34 @@
+package cn.dev33.satoken.util;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+
+/**
+ * SpringMVC相关操作  
+ * @author kong
+ *
+ */
+public class SpringMVCUtil {
+	
+	// 获取当前会话的 request 
+	public static HttpServletRequest getRequest() {
+		ServletRequestAttributes servletRequestAttributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();// 大善人SpringMVC提供的封装 
+		if(servletRequestAttributes == null) {
+			throw new RuntimeException("当前环境非JavaWeb");
+		}
+		return servletRequestAttributes.getRequest();
+	}
+	
+	// 获取当前会话的  
+	public static HttpServletResponse getResponse() {
+		ServletRequestAttributes servletRequestAttributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();// 大善人SpringMVC提供的封装 
+		if(servletRequestAttributes == null) {
+			throw new RuntimeException("当前环境非JavaWeb");
+		}
+		return servletRequestAttributes.getResponse();
+	}
+
+}
--- a/sa-token-dev/src/main/java/com/pj/SaTokenApplication.java
+++ b/sa-token-dev/src/main/java/com/pj/SaTokenApplication.java
@ -0,0 +1,18 @@
+package com.pj;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+import cn.dev33.satoken.SaTokenManager;
+import cn.dev33.satoken.spring.SaTokenSetup;
+
+@SaTokenSetup // 标注启动 sa-token
+@SpringBootApplication
+public class SaTokenApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(SaTokenApplication.class, args); // run-->
+		System.out.println(SaTokenManager.getConfig());
+	}
+
+}
--- a/sa-token-dev/src/main/resources/application.yml
+++ b/sa-token-dev/src/main/resources/application.yml
@ -0,0 +1,20 @@
+# 端口
+server:
+    port: 8081
+
+spring: 
+    # sa-token配置
+    sa-token: 
+        # token名称（同时也是cookie名称）
+        token-name: satoken
+        # token有效期，单位s 默认30天，-1为永不过期   
+        timeout: 2592000
+        # 在多人登录同一账号时，是否共享会话（为true时共用一个，为false时新登录挤掉旧登录）
+        is-share: true
+        # 是否在cookie读取不到token时，继续从请求header里继续尝试读取 
+        is-read-head: true
+        #  是否在header读取不到token时，继续从请求题参数里继续尝试读取 
+        is-read-body: true
+        # 是否在初始化配置时打印版本字符画
+        is-v: true
+        
--- a/sa-token-doc/index.html
+++ b/sa-token-doc/index.html
@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html>
+	<head>
+		<meta charset="utf-8" />
+		<meta name="viewport" content="width=device-width, initial-scale=1">
+		<title>sa-token在线文档</title>
+	</head>
+	<body>
+		<h1>sa-token在线文档</h1>
+	</body>
+</html>