增加redirect方法

src/main/java/com/smallchill/core/base/controller/BladeController.java

@@ -80,8 +80,7 @@ public class BladeController {
 	}
 
 	public String getParameter(String name, String defaultValue) {
-		String result = getRequest().getParameter(name);
+		return Convert.toStr(getRequest().getParameter(name), defaultValue);
-		return StrKit.notBlank(result) ? result : defaultValue;
 	}
 
 	public Integer getParameterToInt(String name) {
@@ -120,6 +119,10 @@ public class BladeController {
 		return getRequest().getContextPath();
 	}
 
+	public String redirect(String url) {
+		return StrKit.format("redirect:{}", url);
+	}
+	
 	/** ============================     mapping    =================================================  */
 	
 	/**

src/main/java/com/smallchill/system/controller/LoginController.java

@@ -59,7 +59,7 @@ public class LoginController extends BaseController implements Const{
 	@GetMapping("/login")
 	public String login() {
 		if (ShiroKit.isAuthenticated()) {
-			return REDIRECT + "/";
+			return redirect("/");
 		}
 		return LOGIN_REALPATH;
 	}
@@ -108,13 +108,13 @@ public class LoginController extends BaseController implements Const{
 		doLog(ShiroKit.getSession(), "登出");
 		Subject currentUser = ShiroKit.getSubject();
 		currentUser.logout();
-		return REDIRECT + "/login";
+		return redirect("/login");
 	}
 
 	@RequestMapping("/unauth")
 	public String unauth() {
 		if (ShiroKit.notAuthenticated()) {
-			return REDIRECT + "/login";
+			return redirect("/login");
 		}
 		return NOPERMISSION_PATH;
 	}