完成部分帖子相关功能，同时完善了一些用户功能
Change-Id: Ie9d22bcceec197930d48f578d8b9a749ce7a3382
diff --git a/src/main/java/com/pt/service/AdminService.java b/src/main/java/com/pt/service/AdminService.java
new file mode 100644
index 0000000..a4ce98a
--- /dev/null
+++ b/src/main/java/com/pt/service/AdminService.java
@@ -0,0 +1,23 @@
+package com.pt.service;
+
+import com.pt.entity.Admin;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import com.pt.repository.AdminRepository;
+
+@Service
+public class AdminService {
+
+ @Autowired
+ private AdminRepository adminRepository;
+
+ public AdminService(AdminRepository adminRepository) {
+ this.adminRepository = adminRepository;
+ }
+
+ public Admin findByUsernameAndPassword(String username, String password) {
+ return adminRepository.findByUsernameAndPassword(username, password);
+ }
+
+}