diff --git 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
index bebc7bd0..64278525 100644
--- 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
@@ -230,6 +230,15 @@ public class TestController {
 		return AjaxJson.getSuccess();
 	}
 
+	// 测试指定设备登录   浏览器访问： http://localhost:8081/test/loginByDevice
+	@RequestMapping("loginByDevice")
+	public AjaxJson loginByDevice() {
+		System.out.println("--------------");
+		StpUtil.setLoginId(10001, "PC");
+		return AjaxJson.getSuccessData("登录成功");
+	}
+
+
 	
 	// 测试   浏览器访问： http://localhost:8081/test/test
 	@RequestMapping("test")
diff --git a/sa-token-oauth2/src/main/java/cn/dev33/satoken/oauth2/config/SaOAuth2Config.java b/sa-token-oauth2/src/main/java/cn/dev33/satoken/oauth2/config/SaOAuth2Config.java
index b911babb..5af2c620 100644
--- a/sa-token-oauth2/src/main/java/cn/dev33/satoken/oauth2/config/SaOAuth2Config.java
+++ b/sa-token-oauth2/src/main/java/cn/dev33/satoken/oauth2/config/SaOAuth2Config.java
@@ -32,9 +32,11 @@ public class SaOAuth2Config {
 
 	/**
 	 * @param codeTimeout 要设置的 codeTimeout
+	 * @return 对象自身
 	 */
-	public void setCodeTimeout(long codeTimeout) {
+	public SaOAuth2Config setCodeTimeout(long codeTimeout) {
 		this.codeTimeout = codeTimeout;
+		return this;
 	}
 
 	/**
@@ -46,9 +48,11 @@ public class SaOAuth2Config {
 
 	/**
 	 * @param accessTokenTimeout 要设置的 accessTokenTimeout
+	 * @return 对象自身
 	 */
-	public void setAccessTokenTimeout(long accessTokenTimeout) {
+	public SaOAuth2Config setAccessTokenTimeout(long accessTokenTimeout) {
 		this.accessTokenTimeout = accessTokenTimeout;
+		return this;
 	}
 
 	/**
@@ -60,9 +64,11 @@ public class SaOAuth2Config {
 
 	/**
 	 * @param refreshTokenTimeout 要设置的 refreshTokenTimeout
+	 * @return 对象自身
 	 */
-	public void setRefreshTokenTimeout(long refreshTokenTimeout) {
+	public SaOAuth2Config setRefreshTokenTimeout(long refreshTokenTimeout) {
 		this.refreshTokenTimeout = refreshTokenTimeout;
+		return this;
 	}