diff --git a/src/main/java/cheat/Cheat.java b/src/main/java/cheat/Cheat.java
index 3eecaff..270f2fd 100644
--- a/src/main/java/cheat/Cheat.java
+++ b/src/main/java/cheat/Cheat.java
@@ -1,11 +1,14 @@
 package cheat;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 import javax.persistence.EntityManager;
-import javax.persistence.PersistenceContext;
-import javax.transaction.Transactional;
+import javax.persistence.EntityManagerFactory;
+import javax.persistence.Persistence;
+import javax.persistence.EntityTransaction;
 
 import org.apache.commons.lang3.tuple.Pair;
 
@@ -19,94 +22,138 @@
 
 public class Cheat implements CheatInterfnterface {
 
-    @PersistenceContext
-    private EntityManager entityManager;
+    private EntityManagerFactory emf;
+
+    public Cheat() {
+        config cfg = new config();
+        Map<String, Object> props = new HashMap<>();
+        props.put("javax.persistence.jdbc.url",
+                "jdbc:mysql://" + cfg.SqlURL + "/" + cfg.Database);
+        props.put("javax.persistence.jdbc.user", cfg.SqlUsername);
+        props.put("javax.persistence.jdbc.password", cfg.SqlPassword);
+        this.emf = Persistence.createEntityManagerFactory("myPersistenceUnit", props);
+    }
+
+    // 测试时注入
+    public Cheat(EntityManagerFactory emf) {
+        this.emf = emf;
+    }
+
+    private EntityManager getEntityManager() {
+        return emf.createEntityManager();
+    }
 
     @Override
-    @Transactional
     public boolean AddAppeal(Appeal appeal) {
+        EntityManager em = getEntityManager();
+        EntityTransaction tx = em.getTransaction();
         try {
-            entityManager.persist(appeal);
+            tx.begin();
+            em.persist(appeal);
+            tx.commit();
         } catch (Exception e) {
+            if (tx.isActive()) {
+                tx.rollback();
+            }
             e.printStackTrace();
             return false;
+        } finally {
+            em.close();
         }
         return true;
     }
 
     @Override
     public Appeal GetAppeal(String appealid) {
+        EntityManager em = getEntityManager();
         try {
-            JPAQueryFactory queryFactory = new JPAQueryFactory(entityManager);
+            JPAQueryFactory queryFactory = new JPAQueryFactory(em);
             QAppeal qAppeal = QAppeal.appeal;
             Appeal appeal = queryFactory
-                .selectFrom(qAppeal)
-                .where(qAppeal.appealid.eq(appealid))
-                .fetchOne();
+                    .selectFrom(qAppeal)
+                    .where(qAppeal.appealid.eq(appealid))
+                    .fetchOne();
             return appeal;
         } catch (Exception e) {
             e.printStackTrace();
             return null;
+        } finally {
+            em.close();
         }
     }
 
     @Override
     public Appeal[] GetAppealList() {
+        EntityManager em = getEntityManager();
         try {
-            JPAQueryFactory queryFactory = new JPAQueryFactory(entityManager);
+            JPAQueryFactory queryFactory = new JPAQueryFactory(em);
             QAppeal qAppeal = QAppeal.appeal;
             List<Appeal> appeals = queryFactory
-                .selectFrom(qAppeal)
-                .fetch();
+                    .selectFrom(qAppeal)
+                    .fetch();
             return appeals.toArray(new Appeal[0]);
         } catch (Exception e) {
             e.printStackTrace();
             return null;
+        } finally {
+            em.close();
         }
     }
 
     @Override
     public boolean HandleAppeal(String appealid, Integer status) {
+        EntityManager em = getEntityManager();
+        EntityTransaction tx = em.getTransaction();
         try {
-            Appeal appeal = GetAppeal(appealid);
+            tx.begin();
+            Appeal appeal = em.find(Appeal.class, appealid);
             if (appeal != null) {
                 appeal.status = status;
-                entityManager.merge(appeal);
-                User user = entityManager.find(User.class, appeal.appealuserid);
+                em.merge(appeal);
+                User user = em.find(User.class, appeal.appealuserid);
                 if (user != null && user.accountstate != false) {
                     if (status == 1) {
                         user.accountstate = false;
                     }
-                    entityManager.merge(user);
+                    em.merge(user);
                 }
+                tx.commit();
                 return true;
             }
             return false;
         } catch (Exception e) {
             e.printStackTrace();
             return false;
+        } finally {
+            if (tx.isActive()) {
+                tx.rollback();
+            }
+            em.close();
         }
     }
 
     @Override
     public Pair<String, String>[] GetFakeSeed() {
         List<Pair<String, String>> fakeSeeds = new ArrayList<>();
+        EntityManager em = getEntityManager();
         try {
-            JPAQueryFactory queryFactory = new JPAQueryFactory(entityManager);
+            JPAQueryFactory queryFactory = new JPAQueryFactory(em);
             QSeed qSeed = QSeed.seed;
             List<com.querydsl.core.Tuple> results = queryFactory
-                .select(qSeed.seedid, qSeed.seeduserid)
-                .from(qSeed)
-                .where(qSeed.faketime.gt(new config().FakeTime))
-                .fetch();
+                    .select(qSeed.seedid, qSeed.seeduserid)
+                    .from(qSeed)
+                    .where(qSeed.faketime.gt(new config().FakeTime))
+                    .fetch();
             for (com.querydsl.core.Tuple result : results) {
                 String seedid = result.get(qSeed.seedid);
-                String userid = result.get(qSeed.seeduserid);
+                String userid  = result.get(qSeed.seeduserid);
                 fakeSeeds.add(Pair.of(seedid, userid));
             }
         } catch (Exception e) {
             e.printStackTrace();
             return null;
+        } finally {
+            em.close();
         }
         return fakeSeeds.toArray(new Pair[0]);
     }
@@ -114,20 +161,23 @@
     @Override
     public String[] GetPunishedUserList() {
         List<String> punishedUsers = new ArrayList<>();
+        EntityManager em = getEntityManager();
         try {
-            JPAQueryFactory queryFactory = new JPAQueryFactory(entityManager);
+            JPAQueryFactory queryFactory = new JPAQueryFactory(em);
             entity.QUser qUser = entity.QUser.user;
             List<String> results = queryFactory
-                .select(qUser.userid)
-                .from(qUser)
-                .where(qUser.accountstate.isTrue())
-                .fetch();
+                    .select(qUser.userid)
+                    .from(qUser)
+                    .where(qUser.accountstate.isTrue())
+                    .fetch();
             for (String userid : results) {
                 punishedUsers.add(userid);
             }
         } catch (Exception e) {
             e.printStackTrace();
             return null;
+        } finally {
+            em.close();
         }
         return punishedUsers.toArray(new String[0]);
     }
@@ -148,21 +198,17 @@
 
         //     int n = tasks.size();
         //     if (n == 0) continue;
-
         //     double[] xArr = new double[n];
         //     for (int i = 0; i < n; i++) {
         //         TransRecord t = tasks.get(i);
         //         xArr[i] = Math.max(0, t.upload - t.download);
         //     }
-
         //     double sum = 0;
         //     for (double x : xArr) sum += x;
         //     double mu = sum / n;
-
         //     double sqSum = 0;
         //     for (double x : xArr) sqSum += (x - mu) * (x - mu);
         //     double sigma = Math.sqrt(sqSum / n);
-
         //     for (int i = 0; i < n; i++) {
         //         if (Math.abs(xArr[i] - mu) > 3 * sigma) {
         //             User user = entityManager.find(User.class, tasks.get(i).downloaduserid);
@@ -177,27 +223,37 @@
     }
 
     @Override
-    public void DetectFakeSeed(){
+    public void DetectFakeSeed() {
     }
 
     @Override
-    public boolean DetectFakeSeed(String seedid){
+    public boolean DetectFakeSeed(String seedid) {
         return false;
     }
 
     @Override
-    public void PunishUser(){
-        JPAQueryFactory queryFactory = new JPAQueryFactory(entityManager);
-        entity.QUser qUser = entity.QUser.user;
-        List<User> users = queryFactory
-            .selectFrom(qUser)
-            .where(qUser.detectedCount.gt(new entity.config().CheatTime) 
-                .or(qUser.fakeDetectedCount.gt(new entity.config().FakeTime)))
-            .fetch();
+    public void PunishUser() {
+        EntityManager em = getEntityManager();
+        EntityTransaction tx = em.getTransaction();
+        try {
+            tx.begin();
+            JPAQueryFactory queryFactory = new JPAQueryFactory(em);
+            entity.QUser qUser = entity.QUser.user;
+            List<User> users = queryFactory
+                    .selectFrom(qUser)
+                    .where(qUser.detectedCount.gt(new entity.config().CheatTime)
+                            .or(qUser.fakeDetectedCount.gt(new entity.config().FakeTime)))
+                    .fetch();
 
-        for (User user : users) {
-            user.accountstate = true;
-            entityManager.merge(user);
+            for (User user : users) {
+                user.accountstate = true;
+                em.merge(user);
+            }
+            tx.commit();
+        } catch (Exception e) {
+            if (tx.isActive()) tx.rollback();
+        } finally {
+            em.close();
         }
     }
-}
\ No newline at end of file
+}
diff --git a/src/main/java/database/Database1.java b/src/main/java/database/Database1.java
index ae1fe94..766c90a 100644
--- a/src/main/java/database/Database1.java
+++ b/src/main/java/database/Database1.java
@@ -1,12 +1,12 @@
 package database;
 
-// import java.lang.invoke.TypeDescriptor;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
 import javax.persistence.EntityManager;
-import javax.persistence.PersistenceContext;
+import javax.persistence.EntityManagerFactory;
+import javax.persistence.Persistence;
 
 import com.querydsl.jpa.impl.JPAQuery;
 
@@ -25,42 +25,66 @@
 import entity.UserStar;
 
 public class Database1 implements DataManagerInterface {
-    @PersistenceContext
-    private EntityManager entitymanager;
+
+    private EntityManagerFactory emf;
+
+    public Database1() {
+        entity.config cfg = new entity.config();
+        Map<String, Object> props = new HashMap<>();
+        props.put("javax.persistence.jdbc.url", "jdbc:mysql://" + cfg.SqlURL + "/" + cfg.Database);
+        props.put("javax.persistence.jdbc.user", cfg.SqlUsername);
+        props.put("javax.persistence.jdbc.password", cfg.SqlPassword);
+        this.emf = Persistence.createEntityManagerFactory("myPersistenceUnit", props);
+    }
+
+    // 方便测试时注入
+    public Database1(EntityManagerFactory emf) {
+        this.emf = emf;
+    }
+
+    private EntityManager getEntityManager() {
+        return emf.createEntityManager();
+    }
 
     // 返回状态：0 success，1 邮箱重复，2其他原因
     @Override
-    public int RegisterUser(User userinfo){
-        try{
-            JPAQuery<String> query = new JPAQuery<>(entitymanager);
+    public int RegisterUser(User userinfo) {
+        EntityManager em = getEntityManager();
+        try {
+            JPAQuery<String> query = new JPAQuery<>(em);
             QUser u = QUser.user;
             List<String> allEmails = query.select(u.email).from(u).fetch();
 
-            if(allEmails.contains(userinfo.email)){
+            if (allEmails.contains(userinfo.email)) {
                 return 1;
             }
-            entitymanager.persist(userinfo);
+            em.getTransaction().begin();
+            em.persist(userinfo);
+            em.getTransaction().commit();
             return 0;
 
-        }catch(Exception e){
+        } catch (Exception e) {
             e.printStackTrace();
             return 2;
+        } finally {
+            em.close();
         }
-        
+
     }
 
     // 返回状态：0 success，1 不存在，2其他原因
     @Override
-    public int UpdateInformation(User userinfo){
+    public int UpdateInformation(User userinfo) {
+        EntityManager em = getEntityManager();
         try {
             if (userinfo.userid == null) {
                 return 2; // userid为null直接返回错误
             }
-            JPAQuery<User> query = new JPAQuery<>(entitymanager);
+            JPAQuery<User> query = new JPAQuery<>(em);
             QUser u = QUser.user;
             User updateUser = query.select(u).from(u).where(u.userid.eq(userinfo.userid)).fetchOne();
 
-            if(updateUser == null){
+            if (updateUser == null) {
                 return 1;
             }
             // 只更新需要的字段，避免破坏持久化状态和关联关系
@@ -74,242 +98,305 @@
             updateUser.accountstate = userinfo.accountstate;
             updateUser.invitetimes = userinfo.invitetimes;
             // 如有其他字段也一并赋值
-            entitymanager.merge(updateUser);
+            em.getTransaction().begin();
+            em.merge(updateUser);
+            em.getTransaction().commit();
             return 0;
         } catch (Exception e) {
             e.printStackTrace();
             return 2;
+        } finally {
+            em.close();
         }
-        
+
     }
 
     // 返回用户的全部基本信息
     @Override
-    public User GetInformation(String userid){
-        User user = entitymanager.find(User.class, userid);
-        return user;
+    public User GetInformation(String userid) {
+        EntityManager em = getEntityManager();
+        try {
+            User user = em.find(User.class, userid);
+            return user;
+        } finally {
+            em.close();
+        }
     }
 
     //返回用户的全部pt站信息
     @Override
-    public UserPT GetInformationPT(String userid){
-        UserPT userPT = entitymanager.find(UserPT.class, userid);
-        return userPT;
+    public UserPT GetInformationPT(String userid) {
+        EntityManager em = getEntityManager();
+        try {
+            UserPT userPT = em.find(UserPT.class, userid);
+            return userPT;
+        } finally {
+            em.close();
+        }
     }
 
     //返回状态：0 success，1 邮箱重复，2其他原因
     @Override
-    public int UpdateInformationPT(UserPT userinfo){
-        try{
-            JPAQuery<UserPT> query = new JPAQuery<>(entitymanager);
+    public int UpdateInformationPT(UserPT userinfo) {
+        EntityManager em = getEntityManager();
+        try {
+            JPAQuery<UserPT> query = new JPAQuery<>(em);
             QUserPT u = QUserPT.userPT;
             UserPT userPT = query.select(u).from(u).where(u.userid.eq(userinfo.userid)).fetchOne();
-        
-            if(userPT == null){
+
+            if (userPT == null) {
                 return 1;
             }
             userPT = userinfo;
-            entitymanager.merge(userPT);
+            em.getTransaction().begin();
+            em.merge(userPT);
+            em.getTransaction().commit();
             return 0;
 
-        }catch(Exception e){
+        } catch (Exception e) {
             e.printStackTrace();
             return 2;
+        } finally {
+            em.close();
         }
     }
 
     //返回状态：0 success，1 id重复，2其他原因
     @Override
-    public int RegisterUserPT(UserPT userinfo){
+    public int RegisterUserPT(UserPT userinfo) {
+        EntityManager em = getEntityManager();
         try {
-            JPAQuery<UserPT> query = new JPAQuery<>(entitymanager);
+            JPAQuery<UserPT> query = new JPAQuery<>(em);
             QUserPT u = QUserPT.userPT;
             UserPT checkUserPT = query.select(u).from(u).where(u.userid.eq(userinfo.userid)).fetchOne();
             if (checkUserPT != null) {
                 return 1;
             }
-            entitymanager.persist(userinfo);
+            em.getTransaction().begin();
+            em.persist(userinfo);
+            em.getTransaction().commit();
             return 0;
         } catch (Exception e) {
             e.printStackTrace();
             return 2;
+        } finally {
+            em.close();
         }
     }
 
     //返回种子的全部信息
     @Override
-    public Seed GetSeedInformation(String seedid){
-        JPAQuery<Seed> query = new JPAQuery<>(entitymanager);
-        QSeed s = QSeed.seed;
-        Seed seed = query.select(s).from(s).where(s.seedid.eq(seedid)).fetchOne();
-        return seed;
+    public Seed GetSeedInformation(String seedid) {
+        EntityManager em = getEntityManager();
+        try {
+            JPAQuery<Seed> query = new JPAQuery<>(em);
+            QSeed s = QSeed.seed;
+            Seed seed = query.select(s).from(s).where(s.seedid.eq(seedid)).fetchOne();
+            return seed;
+        } finally {
+            em.close();
+        }
     }
 
     //添加一个新的种子，0成功，其他失败信息待定;
     @Override
-    public int RegisterSeed(Seed seedinfo){
+    public int RegisterSeed(Seed seedinfo) {
+        EntityManager em = getEntityManager();
         try {
-            JPAQuery<Seed> query = new JPAQuery<>(entitymanager);
+            JPAQuery<Seed> query = new JPAQuery<>(em);
             QSeed s = QSeed.seed;
             Seed seed = query.select(s).from(s).where(s.seedid.eq(seedinfo.seedid)).fetchOne();
             if (seed != null) {
                 return 1;
             }
-            entitymanager.persist(seedinfo);
+            em.getTransaction().begin();
+            em.persist(seedinfo);
+            em.getTransaction().commit();
             return 0;
         } catch (Exception e) {
             e.printStackTrace();
             return 2;
+        } finally {
+            em.close();
         }
     }
 
     //接收新的种子然后更新其全部属性
     @Override
-    public int UpdateSeed(Seed seedinfo){
+    public int UpdateSeed(Seed seedinfo) {
+        EntityManager em = getEntityManager();
         try {
-            JPAQuery<Seed> query = new JPAQuery<>(entitymanager);
+            JPAQuery<Seed> query = new JPAQuery<>(em);
             QSeed s = QSeed.seed;
             Seed seed = query.select(s).from(s).where(s.seedid.eq(seedinfo.seedid)).fetchOne();
             if (seed == null) {
                 return 1;
             }
             seed = seedinfo;
-            entitymanager.merge(seed);
+            em.getTransaction().begin();
+            em.merge(seed);
+            em.getTransaction().commit();
             return 0;
         } catch (Exception e) {
             e.printStackTrace();
             return 2;
+        } finally {
+            em.close();
         }
     }
 
     //传入搜索的关键词或句子，返回搜索到的种子信息（按照公共字符数量排序）
     @Override
-    public Seed[] SearchSeed(String userQ){
-        JPAQuery<Seed> query = new JPAQuery<>(entitymanager);
-        QSeed s = QSeed.seed;
-        List<Seed> seeds = query.select(s).from(s).fetch();
+    public Seed[] SearchSeed(String userQ) {
+        EntityManager em = getEntityManager();
+        try {
+            JPAQuery<Seed> query = new JPAQuery<>(em);
+            QSeed s = QSeed.seed;
+            List<Seed> seeds = query.select(s).from(s).fetch();
 
-        if (seeds == null || userQ == null || userQ.trim().isEmpty()) {
+            if (seeds == null || userQ == null || userQ.trim().isEmpty()) {
+                return seeds.toArray(new Seed[0]);
+            }
+
+            String processedQuery = userQ.toLowerCase().trim();
+            Map<Seed, Integer> seedCountMap = new HashMap<>();
+            for (Seed seed : seeds) {
+                String title = seed.title.toLowerCase().trim();
+                int count = countCommonCharacter(processedQuery, title);
+                seedCountMap.put(seed, count);
+            }
+            seeds.sort((s1, s2) -> {
+                int count1 = seedCountMap.getOrDefault(s1, 0);
+                int count2 = seedCountMap.getOrDefault(s2, 0);
+                return Integer.compare(count2, count1);
+            });
+
             return seeds.toArray(new Seed[0]);
+        } finally {
+            em.close();
         }
-
-        String processedQuery = userQ.toLowerCase().trim();
-        Map<Seed, Integer> seedCountMap = new HashMap<>();
-        for(Seed seed : seeds){
-            String title = seed.title.toLowerCase().trim();
-            int count = countCommonCharacter(processedQuery, title);
-            seedCountMap.put(seed, count);
-        }
-        seeds.sort((s1, s2) -> {
-            int count1 = seedCountMap.getOrDefault(s1, 0);
-            int count2 = seedCountMap.getOrDefault(s2, 0);
-            return Integer.compare(count2, count1);
-        });
-
-        return seeds.toArray(new Seed[0]);
     }
 
     //计算字符串公共字符数量
-    private int countCommonCharacter(String str1, String str2){
+    private int countCommonCharacter(String str1, String str2) {
         Map<Character, Integer> map1 = new HashMap<>();
         Map<Character, Integer> map2 = new HashMap<>();
 
-        for(char c : str1.toCharArray()){
+        for (char c : str1.toCharArray()) {
             if (!Character.isWhitespace(c)) {
                 map1.put(c, map1.getOrDefault(c, 0) + 1);
             }
         }
 
-        for(char c : str2.toCharArray()){
+        for (char c : str2.toCharArray()) {
             if (!Character.isWhitespace(c)) {
                 map2.put(c, map2.getOrDefault(c, 0) + 1);
             }
         }
 
         int res = 0;
-        for(char c : map1.keySet()){
+        for (char c : map1.keySet()) {
             if (map2.containsKey(c)) {
                 res += Math.min(map1.get(c), map2.get(c));
             }
-            
+
         }
         return res;
     }
 
     //返回状态：0 success，1 重复，2其他原因
     @Override
-    public int AddNotice(Notice notice){
+    public int AddNotice(Notice notice) {
+        EntityManager em = getEntityManager();
         try {
-            JPAQuery<Notice> query = new JPAQuery<>(entitymanager);
+            JPAQuery<Notice> query = new JPAQuery<>(em);
             QNotice n = QNotice.notice;
             Notice checkNotice = query.select(n).from(n).where(n.noticeid.eq(notice.noticeid)).fetchOne();
             if (checkNotice != null) {
                 return 1;
             }
-            
-            entitymanager.persist(notice);
+
+            em.getTransaction().begin();
+            em.persist(notice);
+            em.getTransaction().commit();
             return 0;
         } catch (Exception e) {
             e.printStackTrace();
             return 2;
+        } finally {
+            em.close();
         }
-        
+
     }
 
     //返回状态：0 success，1 不存在，2其他原因
     @Override
-    public boolean UpdateNotice(Notice notice){
+    public boolean UpdateNotice(Notice notice) {
+        EntityManager em = getEntityManager();
         try {
-            Notice oldNotice = entitymanager.find(Notice.class, notice.noticeid);
+            Notice oldNotice = em.find(Notice.class, notice.noticeid);
             if (oldNotice == null) {
                 return false;
             }
             oldNotice = notice;
-            entitymanager.merge(oldNotice);
+            em.getTransaction().begin();
+            em.merge(oldNotice);
+            em.getTransaction().commit();
             return true;
         } catch (Exception e) {
             e.printStackTrace();
             return false;
+        } finally {
+            em.close();
         }
     }
 
     //删除公告，返回状态：0 success，1 不存在，2其他原因
     @Override
-    public boolean DeleteNotice(String noticeid){
+    public boolean DeleteNotice(String noticeid) {
+        EntityManager em = getEntityManager();
         try {
-            Notice notice = entitymanager.find(Notice.class, noticeid);
+            Notice notice = em.find(Notice.class, noticeid);
             if (notice == null) {
                 return false;
             }
-            entitymanager.remove(notice);
+            em.getTransaction().begin();
+            em.remove(notice);
+            em.getTransaction().commit();
             return true;
         } catch (Exception e) {
             e.printStackTrace();
             return false;
+        } finally {
+            em.close();
         }
-        
+
     }
 
     //获取用户的剩余邀请次数
-    public int GetUserAvailableInviteTimes(String userid){
+    public int GetUserAvailableInviteTimes(String userid) {
+        EntityManager em = getEntityManager();
         try {
-            JPAQuery<Integer> query = new JPAQuery<>(entitymanager);
+            JPAQuery<Integer> query = new JPAQuery<>(em);
             QUser u = QUser.user;
             int invite_left = query.select(u.invitetimes).from(u).where(u.userid.eq(userid)).fetchOne();
-            
+
             return invite_left;
         } catch (Exception e) {
             e.printStackTrace();
             return -1;
+        } finally {
+            em.close();
         }
-        
+
     }
 
     //邀请用户，返回状态：0 success，1 剩余次数不足，2,3其他原因
     @Override
-    public int InviteUser(String inviterid,String inviteemail){
+    public int InviteUser(String inviterid, String inviteemail) {
+        EntityManager em = getEntityManager();
         try {
-            User user = entitymanager.find(User.class, inviterid);
+            User user = em.find(User.class, inviterid);
             if (user == null || !user.email.equals(inviteemail)) {
                 return 3;
             }
@@ -317,158 +404,176 @@
                 return 1;
             }
             user.invitetimes -= 1;
-            entitymanager.merge(user);
+            em.getTransaction().begin();
+            em.merge(user);
+            em.getTransaction().commit();
             return 0;
         } catch (Exception e) {
             e.printStackTrace();
             return 2;
+        } finally {
+            em.close();
         }
-        
+
     }
 
     //添加一个收藏，返回状态：0 success，1 不存在,2其他原因
     @Override
-    public boolean AddCollect(String userid,String seedid){
-        JPAQuery<User> query2 = new JPAQuery<>(entitymanager);
-        QUser u2 = QUser.user;
-        User user = query2.select(u2).from(u2).where(u2.userid.eq(userid)).fetchOne();
-        if (user == null) {
-            return false;
-        }
-        JPAQuery<Seed> query3 = new JPAQuery<>(entitymanager);
-        QSeed p = QSeed.seed;
-        Seed seed = query3.select(p).from(p).where(p.seedid.eq(seedid)).fetchOne();
-        if (seed == null) {
-            return false;
-        }
-        JPAQuery<String> query = new JPAQuery<>(entitymanager);
-        QUserStar u = QUserStar.userStar;
-        List<String> allSeedId = query.select(u.seedid).from(u).where(u.userid.eq(userid)).fetch();
+    public boolean AddCollect(String userid, String seedid) {
+        EntityManager em = getEntityManager();
+        try {
+            JPAQuery<User> query2 = new JPAQuery<>(em);
+            QUser u2 = QUser.user;
+            User user = query2.select(u2).from(u2).where(u2.userid.eq(userid)).fetchOne();
+            if (user == null) {
+                return false;
+            }
+            JPAQuery<Seed> query3 = new JPAQuery<>(em);
+            QSeed p = QSeed.seed;
+            Seed seed = query3.select(p).from(p).where(p.seedid.eq(seedid)).fetchOne();
+            if (seed == null) {
+                return false;
+            }
+            JPAQuery<String> query = new JPAQuery<>(em);
+            QUserStar u = QUserStar.userStar;
+            List<String> allSeedId = query.select(u.seedid).from(u).where(u.userid.eq(userid)).fetch();
 
-        if (allSeedId.contains(seedid)) {
+            if (allSeedId.contains(seedid)) {
+                return false;
+            }
+            UserStar userStar = new UserStar();
+            userStar.userid = userid;
+            userStar.seedid = seedid;
+            em.getTransaction().begin();
+            em.persist(userStar);
+            em.getTransaction().commit();
+            return true;
+        } catch (Exception e) {
+            e.printStackTrace();
             return false;
+        } finally {
+            em.close();
         }
-        UserStar userStar = new UserStar();
-        userStar.userid = userid;
-        userStar.seedid = seedid;
-        entitymanager.persist(userStar);
-        return true;
     }
 
     //删除一个收藏，返回状态：0 success，1 不存在,2其他原因
     @Override
-    public boolean DeleteCollect(String userid,String seedid){
+    public boolean DeleteCollect(String userid, String seedid) {
+        EntityManager em = getEntityManager();
         try {
-            JPAQuery<UserStar> query = new JPAQuery<>(entitymanager);
+            JPAQuery<UserStar> query = new JPAQuery<>(em);
             QUserStar u = QUserStar.userStar;
             UserStar userStar = query.select(u).from(u).where(u.userid.eq(userid).and(u.seedid.eq(seedid))).fetchOne();
             if (userStar == null) {
                 return true; // 收藏不存在
             }
-            entitymanager.remove(userStar);
+            em.getTransaction().begin();
+            em.remove(userStar);
+            em.getTransaction().commit();
             return true;
         } catch (Exception e) {
             e.printStackTrace();
             return false;
+        } finally {
+            em.close();
         }
-        
+
     }
 
     @Override
-    public int AddBegSeed(BegInfo info){
+    public int AddBegSeed(BegInfo info) {
         return 0;
     }
 
     @Override
-    public int UpdateBegSeed(BegInfo info){
+    public int UpdateBegSeed(BegInfo info) {
         return 0;
     }
 
     @Override
-    public int DeleteBegSeed(String begid){
+    public int DeleteBegSeed(String begid) {
         return 0;
     }
 
     @Override
-    public int VoteSeed(String begId, String seedId, String userId){
+    public int VoteSeed(String begId, String seedId, String userId) {
         return 0;
     }
 
     @Override
-    public int SubmitSeed(String begid,Seed seed){
+    public int SubmitSeed(String begid, Seed seed) {
         return 0;
     }
 
     @Override
-    public void SettleBeg(){
-        
+    public void SettleBeg() {
+
     }
 
     @Override
-    public int AddPost(Post post){
+    public int AddPost(Post post) {
         return 0;
     }
 
     @Override
-    public int UpdatePost(Post post){
+    public int UpdatePost(Post post) {
         return 0;
     }
 
     @Override
-    public int DeletePost(String postid){
+    public int DeletePost(String postid) {
         return 0;
     }
 
     @Override
-    public int AddComment(String postid, String userid, String comment){
+    public int AddComment(String postid, String userid, String comment) {
         return 0;
     }
 
     @Override
-    public int DeleteComment(String postid,String commentid){
+    public int DeleteComment(String postid, String commentid) {
         return 0;
     }
 
     @Override
-    public boolean ExchangeMagicToUpload(String userid,int magic)//将魔力值兑换为上传量，返回状态：0 success，1 不存在,2其他原因
+    public boolean ExchangeMagicToUpload(String userid, int magic)//将魔力值兑换为上传量，返回状态：0 success，1 不存在,2其他原因
     {
         return true;
     }
-    
+
     @Override
-    public boolean ExchangeMagicToDownload(String userid,int magic)
-    {
+    public boolean ExchangeMagicToDownload(String userid, int magic) {
         return true;
     }//将魔力值兑换为下载量，返回状态：0 success，1 不存在,2其他原因
 
     @Override
-    public boolean ExchangeMagicToVip(String userid,int magic){
+    public boolean ExchangeMagicToVip(String userid, int magic) {
         return true;
     }
     //将魔力值兑换为VIP次数，返回状态：0 success，1 不存在,2其他原因
 
     @Override
-    public boolean UploadTransmitProfile(Profile profile){
+    public boolean UploadTransmitProfile(Profile profile) {
         return true;
     }
 
     @Override
-    public Profile GetTransmitProfile(String profileid){
+    public Profile GetTransmitProfile(String profileid) {
         Profile profile = new Profile();
         return profile;
     }
     //获取迁移信息
-    
+
     @Override
-    public boolean ExamTransmitProfile(String profileid,boolean result){
+    public boolean ExamTransmitProfile(String profileid, boolean result) {
         return true;
     }
+
     //审核迁移信息,0成功，1失败
     @Override
-    public Profile[] GetTransmitProfileList(){
+    public Profile[] GetTransmitProfileList() {
         return new Profile[0];
     }
     //获取所有迁移信息
 
 }
-
diff --git a/src/test/java/cheattest/cheatsystest.java b/src/test/java/cheattest/cheatsystest.java
index 4f3a035..98ebf73 100644
--- a/src/test/java/cheattest/cheatsystest.java
+++ b/src/test/java/cheattest/cheatsystest.java
@@ -30,6 +30,7 @@
 import entity.config;
 
 public class cheatsystest {
+
     private static EntityManagerFactory emf;
     private static EntityManager em;
     private static Cheat cheat;
@@ -43,19 +44,15 @@
         Map<String, Object> props = new HashMap<>();
         config cfg = new config();
         String jdbcUrl = String.format(
-            "jdbc:mysql://%s/%s?useSSL=false&serverTimezone=UTC",
-            cfg.SqlURL, cfg.TestDatabase);
+                "jdbc:mysql://%s/%s?useSSL=false&serverTimezone=UTC",
+                cfg.SqlURL, cfg.TestDatabase);
         props.put("javax.persistence.jdbc.url", jdbcUrl);
         props.put("javax.persistence.jdbc.user", cfg.SqlUsername);
         props.put("javax.persistence.jdbc.password", cfg.SqlPassword);
         props.put("javax.persistence.jdbc.driver", "com.mysql.cj.jdbc.Driver");
         emf = Persistence.createEntityManagerFactory("myPersistenceUnit", props);
         em = emf.createEntityManager();
-        cheat = new Cheat();
-        // 通过反射注入 entityManager
-        java.lang.reflect.Field f = Cheat.class.getDeclaredField("entityManager");
-        f.setAccessible(true);
-        f.set(cheat, em);
+        cheat = new Cheat(emf);
     }
 
     @AfterAll
@@ -88,7 +85,7 @@
         if (em != null && em.isOpen()) {
             em.getTransaction().begin();
             List<String> insertedUserIds = em.createQuery("SELECT u.userid FROM User u WHERE u.accountstate = true", String.class)
-                                             .getResultList();
+                    .getResultList();
             for (String userId : insertedUserIds) {
                 User user = em.find(User.class, userId);
                 if (user != null) {
@@ -99,54 +96,58 @@
         }
 
         // 关闭 EntityManager 和 EntityManagerFactory
-        if (em != null && em.isOpen()) em.close();
-        if (emf != null && emf.isOpen()) emf.close();
+        if (em != null && em.isOpen()) {
+            em.close();
+        }
+        if (emf != null && emf.isOpen()) {
+            emf.close();
+        }
     }
 
     @TestFactory
     Collection<DynamicTest> testAddAppeal() {
         // 查询数据库中已存在的一个用户
         String userId = em.createQuery("SELECT u.userid FROM User u", String.class)
-                          .setMaxResults(1)
-                          .getSingleResult();
+                .setMaxResults(1)
+                .getSingleResult();
 
         return IntStream.range(0, 10)
-            .mapToObj(i -> DynamicTest.dynamicTest("AddAppeal test #" + i, () -> {
-                // 插入 Appeal
-                String appealId = UUID.randomUUID().toString();
-                Appeal appeal = new Appeal();
-                appeal.appealid = appealId;
-                appeal.appealuserid = userId;
-                appeal.content = "Test appeal content " + i;
-                appeal.fileURL = "http://example.com/file" + i;
-                appeal.status = 0;
+                .mapToObj(i -> DynamicTest.dynamicTest("AddAppeal test #" + i, () -> {
+            // 插入 Appeal
+            String appealId = UUID.randomUUID().toString();
+            Appeal appeal = new Appeal();
+            appeal.appealid = appealId;
+            appeal.appealuserid = userId;
+            appeal.content = "Test appeal content " + i;
+            appeal.fileURL = "http://example.com/file" + i;
+            appeal.status = 0;
 
-                em.getTransaction().begin();
-                boolean result = cheat.AddAppeal(appeal);
-                em.getTransaction().commit();
+            em.getTransaction().begin();
+            boolean result = cheat.AddAppeal(appeal);
+            em.getTransaction().commit();
 
-                Assertions.assertTrue(result, "AddAppeal 应返回 true");
+            Assertions.assertTrue(result, "AddAppeal 应返回 true");
 
-                // 验证 Appeal 是否插入
-                Appeal fetched = em.find(Appeal.class, appealId);
-                Assertions.assertNotNull(fetched, "数据库应能查到新插入的 Appeal");
-                Assertions.assertEquals(userId, fetched.appealuserid);
-                Assertions.assertEquals("Test appeal content " + i, fetched.content);
+            // 验证 Appeal 是否插入
+            Appeal fetched = em.find(Appeal.class, appealId);
+            Assertions.assertNotNull(fetched, "数据库应能查到新插入的 Appeal");
+            Assertions.assertEquals(userId, fetched.appealuserid);
+            Assertions.assertEquals("Test appeal content " + i, fetched.content);
 
-                // 清理
-                em.getTransaction().begin();
-                em.remove(fetched);
-                em.getTransaction().commit();
-            }))
-            .collect(Collectors.toList());
+            // 清理
+            em.getTransaction().begin();
+            em.remove(fetched);
+            em.getTransaction().commit();
+        }))
+                .collect(Collectors.toList());
     }
 
     @TestFactory
     Collection<DynamicTest> testGetAppeal() {
         // 查询数据库中已存在的10个Appeal
         List<Appeal> appeals = em.createQuery("SELECT a FROM Appeal a", Appeal.class)
-                             .setMaxResults(10)
-                             .getResultList();
+                .setMaxResults(10)
+                .getResultList();
 
         List<DynamicTest> tests = new ArrayList<>();
 
@@ -178,140 +179,140 @@
     Collection<DynamicTest> testGetAppealList() {
         // 查询数据库中已存在的一个用户
         String userId = em.createQuery("SELECT u.userid FROM User u", String.class)
-                      .setMaxResults(1)
-                      .getSingleResult();
+                .setMaxResults(1)
+                .getSingleResult();
         // 用于记录测试过程中插入的 Appeal ID
 
         return IntStream.range(0, 10)
-            .mapToObj(i -> DynamicTest.dynamicTest("GetAppealList test #" + i, () -> {
-                // 插入一个新的 Appeal
-                String appealId = UUID.randomUUID().toString();
-                Appeal appeal = new Appeal();
-                appeal.appealid = appealId;
-                appeal.appealuserid = userId;
-                appeal.content = "GetAppealList test content " + i;
-                appeal.fileURL = "http://example.com/file" + i;
-                appeal.status = 0;
+                .mapToObj(i -> DynamicTest.dynamicTest("GetAppealList test #" + i, () -> {
+            // 插入一个新的 Appeal
+            String appealId = UUID.randomUUID().toString();
+            Appeal appeal = new Appeal();
+            appeal.appealid = appealId;
+            appeal.appealuserid = userId;
+            appeal.content = "GetAppealList test content " + i;
+            appeal.fileURL = "http://example.com/file" + i;
+            appeal.status = 0;
 
-                em.getTransaction().begin();
-                em.persist(appeal);
-                em.getTransaction().commit();
+            em.getTransaction().begin();
+            em.persist(appeal);
+            em.getTransaction().commit();
 
-                // 记录插入的 Appeal ID
-                insertedAppealIds.add(appealId);
+            // 记录插入的 Appeal ID
+            insertedAppealIds.add(appealId);
 
-                // 调用 GetAppealList 并验证
-                Appeal[] appeals = cheat.GetAppealList();
-                Assertions.assertNotNull(appeals, "GetAppealList 应返回非空");
+            // 调用 GetAppealList 并验证
+            Appeal[] appeals = cheat.GetAppealList();
+            Assertions.assertNotNull(appeals, "GetAppealList 应返回非空");
 
-                // 检查整个列表是否包含所有插入的数据
-                for (String id : insertedAppealIds) {
-                    boolean found = Arrays.stream(appeals)
-                                           .anyMatch(a -> a.appealid.equals(id));
-                    Assertions.assertTrue(found, "GetAppealList 应包含插入的 Appeal ID: " + id);
-                }
-            }))
-            .collect(Collectors.toList());
+            // 检查整个列表是否包含所有插入的数据
+            for (String id : insertedAppealIds) {
+                boolean found = Arrays.stream(appeals)
+                        .anyMatch(a -> a.appealid.equals(id));
+                Assertions.assertTrue(found, "GetAppealList 应包含插入的 Appeal ID: " + id);
+            }
+        }))
+                .collect(Collectors.toList());
     }
 
     @TestFactory
     Collection<DynamicTest> testHandleAppeal() {
         // 查询数据库中已存在的一个用户
         String userId = em.createQuery("SELECT u.userid FROM User u", String.class)
-                          .setMaxResults(1)
-                          .getSingleResult();
+                .setMaxResults(1)
+                .getSingleResult();
 
         return IntStream.range(0, 10)
-            .mapToObj(i -> DynamicTest.dynamicTest("HandleAppeal test #" + i, () -> {
-                // 插入一个新的 Appeal
-                String appealId = UUID.randomUUID().toString();
-                Appeal appeal = new Appeal();
-                appeal.appealid = appealId;
-                appeal.appealuserid = userId;
-                appeal.content = "HandleAppeal test content " + i;
-                appeal.fileURL = "http://example.com/file" + i;
-                appeal.status = 0;
+                .mapToObj(i -> DynamicTest.dynamicTest("HandleAppeal test #" + i, () -> {
+            // 插入一个新的 Appeal
+            String appealId = UUID.randomUUID().toString();
+            Appeal appeal = new Appeal();
+            appeal.appealid = appealId;
+            appeal.appealuserid = userId;
+            appeal.content = "HandleAppeal test content " + i;
+            appeal.fileURL = "http://example.com/file" + i;
+            appeal.status = 0;
 
+            em.getTransaction().begin();
+            em.persist(appeal);
+            em.getTransaction().commit();
+
+            // 如果 newStatus 为 1，先将用户的 account_status 设置为 true
+            if (i % 2 == 0) { // 偶数索引对应 newStatus = 1
                 em.getTransaction().begin();
-                em.persist(appeal);
+                User user = em.find(User.class, userId);
+                Assertions.assertNotNull(user, "数据库应能查到相关用户");
+                user.accountstate = true; // 设置为 true
                 em.getTransaction().commit();
+            }
 
-                // 如果 newStatus 为 1，先将用户的 account_status 设置为 true
-                if (i % 2 == 0) { // 偶数索引对应 newStatus = 1
-                    em.getTransaction().begin();
-                    User user = em.find(User.class, userId);
-                    Assertions.assertNotNull(user, "数据库应能查到相关用户");
-                    user.accountstate = true; // 设置为 true
-                    em.getTransaction().commit();
-                }
+            // 测试处理申诉
+            int newStatus = (i % 2 == 0) ? 1 : 2; // 偶数索引通过申诉，奇数索引拒绝申诉
+            boolean result = cheat.HandleAppeal(appealId, newStatus);
+            Assertions.assertTrue(result, "HandleAppeal 应返回 true");
 
-                // 测试处理申诉
-                int newStatus = (i % 2 == 0) ? 1 : 2; // 偶数索引通过申诉，奇数索引拒绝申诉
-                boolean result = cheat.HandleAppeal(appealId, newStatus);
-                Assertions.assertTrue(result, "HandleAppeal 应返回 true");
+            // 验证 Appeal 状态是否更新
+            Appeal updatedAppeal = em.find(Appeal.class, appealId);
+            Assertions.assertNotNull(updatedAppeal, "数据库应能查到更新后的 Appeal");
+            Assertions.assertEquals(newStatus, updatedAppeal.status, "Appeal 的状态应被更新为: " + newStatus);
 
-                // 验证 Appeal 状态是否更新
-                Appeal updatedAppeal = em.find(Appeal.class, appealId);
-                Assertions.assertNotNull(updatedAppeal, "数据库应能查到更新后的 Appeal");
-                Assertions.assertEquals(newStatus, updatedAppeal.status, "Appeal 的状态应被更新为: " + newStatus);
+            // 如果申诉通过，验证用户的 account_status 是否被设置为 false
+            if (newStatus == 1) {
+                User user = em.find(User.class, userId);
+                Assertions.assertNotNull(user, "数据库应能查到相关用户");
+                Assertions.assertFalse(user.accountstate, "通过申诉后用户的 account_status 应为 false");
+            }
 
-                // 如果申诉通过，验证用户的 account_status 是否被设置为 false
-                if (newStatus == 1) {
-                    User user = em.find(User.class, userId);
-                    Assertions.assertNotNull(user, "数据库应能查到相关用户");
-                    Assertions.assertFalse(user.accountstate, "通过申诉后用户的 account_status 应为 false");
-                }
-
-                // 清理测试数据
-                em.getTransaction().begin();
-                em.remove(updatedAppeal);
-                em.getTransaction().commit();
-            }))
-            .collect(Collectors.toList());
+            // 清理测试数据
+            em.getTransaction().begin();
+            em.remove(updatedAppeal);
+            em.getTransaction().commit();
+        }))
+                .collect(Collectors.toList());
     }
 
     @TestFactory
     Collection<DynamicTest> testGetFakeSeed() {
         return IntStream.range(0, 10)
-            .mapToObj(i -> DynamicTest.dynamicTest("GetFakeSeed test #" + i, () -> {
-                // 插入一个新的假种子
-                String seedId = UUID.randomUUID().toString();
-                String userId = em.createQuery("SELECT u.userid FROM User u", String.class)
-                                  .setMaxResults(1)
-                                  .getSingleResult();
+                .mapToObj(i -> DynamicTest.dynamicTest("GetFakeSeed test #" + i, () -> {
+            // 插入一个新的假种子
+            String seedId = UUID.randomUUID().toString();
+            String userId = em.createQuery("SELECT u.userid FROM User u", String.class)
+                    .setMaxResults(1)
+                    .getSingleResult();
 
-                Seed seed = new Seed();
-                seed.seedid = seedId;
-                seed.seeduserid = userId;
-                seed.faketime = 100 + i; // 设置为大于 config.FakeTime 的值
-                seed.lastfakecheck = new Date();
-                seed.outurl = "http://example.com/fake" + i;
-                seed.title = "Fake Seed " + i;
-                seed.subtitle = "Subtitle " + i;
-                seed.seedsize = "100MB";
-                seed.seedtag = "test,fake";
-                seed.downloadtimes = 0;
-                seed.url = "http://example.com/seed" + i;
+            Seed seed = new Seed();
+            seed.seedid = seedId;
+            seed.seeduserid = userId;
+            seed.faketime = 100 + i; // 设置为大于 config.FakeTime 的值
+            seed.lastfakecheck = new Date();
+            seed.outurl = "http://example.com/fake" + i;
+            seed.title = "Fake Seed " + i;
+            seed.subtitle = "Subtitle " + i;
+            seed.seedsize = "100MB";
+            seed.seedtag = "test,fake";
+            seed.downloadtimes = 0;
+            seed.url = "http://example.com/seed" + i;
 
-                em.getTransaction().begin();
-                em.persist(seed);
-                em.getTransaction().commit();
+            em.getTransaction().begin();
+            em.persist(seed);
+            em.getTransaction().commit();
 
-                // 记录插入的 Seed ID
-                insertedSeedIds.add(seedId);
+            // 记录插入的 Seed ID
+            insertedSeedIds.add(seedId);
 
-                // 调用 GetFakeSeed 并验证
-                Pair<String, String>[] fakeSeeds = cheat.GetFakeSeed();
-                Assertions.assertNotNull(fakeSeeds, "GetFakeSeed 应返回非空");
+            // 调用 GetFakeSeed 并验证
+            Pair<String, String>[] fakeSeeds = cheat.GetFakeSeed();
+            Assertions.assertNotNull(fakeSeeds, "GetFakeSeed 应返回非空");
 
-                // 验证返回的假种子列表是否包含所有插入的假种子
-                for (String id : insertedSeedIds) {
-                    boolean found = Arrays.stream(fakeSeeds)
-                                           .anyMatch(pair -> pair.getLeft().equals(id));
-                    Assertions.assertTrue(found, "GetFakeSeed 应包含插入的假种子 ID: " + id);
-                }
-            }))
-            .collect(Collectors.toList());
+            // 验证返回的假种子列表是否包含所有插入的假种子
+            for (String id : insertedSeedIds) {
+                boolean found = Arrays.stream(fakeSeeds)
+                        .anyMatch(pair -> pair.getLeft().equals(id));
+                Assertions.assertTrue(found, "GetFakeSeed 应包含插入的假种子 ID: " + id);
+            }
+        }))
+                .collect(Collectors.toList());
     }
 
     @TestFactory
@@ -319,47 +320,47 @@
         List<String> insertedUserIds = new ArrayList<>(); // 用于记录插入的用户 ID
 
         return IntStream.range(0, 10)
-            .mapToObj(i -> DynamicTest.dynamicTest("GetPunishedUserList test #" + i, () -> {
-                // 插入一个新的用户，accountstate 设置为 true
-                String userId = UUID.randomUUID().toString();
-                User user = new User();
-                user.userid = userId;
-                user.email = "test" + i + "@example.com";
-                user.username = "TestUser" + i;
-                user.password = "password" + i;
-                user.sex = "M";
-                user.detectedCount = 0;
-                user.lastDetectedTime = new Date();
-                user.school = "TestSchool";
-                user.pictureurl = "http://example.com/avatar" + i;
-                user.profile = "Test profile " + i;
-                user.accountstate = true; // 设置为 true
-                user.invitetimes = 5;
+                .mapToObj(i -> DynamicTest.dynamicTest("GetPunishedUserList test #" + i, () -> {
+            // 插入一个新的用户，accountstate 设置为 true
+            String userId = UUID.randomUUID().toString();
+            User user = new User();
+            user.userid = userId;
+            user.email = "test" + i + "@example.com";
+            user.username = "TestUser" + i;
+            user.password = "password" + i;
+            user.sex = "M";
+            user.detectedCount = 0;
+            user.lastDetectedTime = new Date();
+            user.school = "TestSchool";
+            user.pictureurl = "http://example.com/avatar" + i;
+            user.profile = "Test profile " + i;
+            user.accountstate = true; // 设置为 true
+            user.invitetimes = 5;
 
-                // 创建并设置 UserPT 实例
-                UserPT userPT = new UserPT();
-                userPT.user = user; // 关联 User 实例
-                user.userPT = userPT;
+            // 创建并设置 UserPT 实例
+            UserPT userPT = new UserPT();
+            userPT.user = user; // 关联 User 实例
+            user.userPT = userPT;
 
-                em.getTransaction().begin();
-                em.persist(user);
-                em.persist(userPT); // 持久化 UserPT 实例
-                em.getTransaction().commit();
+            em.getTransaction().begin();
+            em.persist(user);
+            em.persist(userPT); // 持久化 UserPT 实例
+            em.getTransaction().commit();
 
-                // 记录插入的用户 ID
-                insertedUserIds.add(userId);
+            // 记录插入的用户 ID
+            insertedUserIds.add(userId);
 
-                // 调用 GetPunishedUserList 并验证
-                String[] punishedUsers = cheat.GetPunishedUserList();
-                Assertions.assertNotNull(punishedUsers, "GetPunishedUserList 应返回非空");
+            // 调用 GetPunishedUserList 并验证
+            String[] punishedUsers = cheat.GetPunishedUserList();
+            Assertions.assertNotNull(punishedUsers, "GetPunishedUserList 应返回非空");
 
-                // 验证返回的用户列表是否包含所有插入的用户
-                for (String id : insertedUserIds) {
-                    boolean found = Arrays.stream(punishedUsers).anyMatch(returnedId -> returnedId.equals(id));
-                    Assertions.assertTrue(found, "GetPunishedUserList 应包含插入的用户 ID: " + id);
-                }
-            }))
-            .collect(Collectors.toList());
+            // 验证返回的用户列表是否包含所有插入的用户
+            for (String id : insertedUserIds) {
+                boolean found = Arrays.stream(punishedUsers).anyMatch(returnedId -> returnedId.equals(id));
+                Assertions.assertTrue(found, "GetPunishedUserList 应包含插入的用户 ID: " + id);
+            }
+        }))
+                .collect(Collectors.toList());
     }
 
     @TestFactory
@@ -367,76 +368,76 @@
         List<String> insertedUserIds = new ArrayList<>(); // 用于记录插入的用户 ID
 
         return IntStream.range(0, 10)
-            .mapToObj(i -> DynamicTest.dynamicTest("PunishUser test #" + i, () -> {
-                // 配置参数
-                int cheatTime = config.CheatTime;
-                int fakeTime = config.FakeTime;
+                .mapToObj(i -> DynamicTest.dynamicTest("PunishUser test #" + i, () -> {
+            // 配置参数
+            int cheatTime = config.CheatTime;
+            int fakeTime = config.FakeTime;
 
-                // 插入用户 1（作弊用户）
-                String userId1 = UUID.randomUUID().toString();
-                User user1 = new User();
-                user1.userid = userId1;
-                user1.email = "cheater" + i + "_" + UUID.randomUUID().toString() + "@example.com"; // 确保唯一性
-                user1.username = "Cheater" + i;
-                user1.password = "password" + i;
-                user1.sex = "M";
-                user1.detectedCount = cheatTime + 1; // detectedCount 超过 cheatTime
-                user1.fakeDetectedCount = 0;
-                user1.lastDetectedTime = new Date();
-                user1.fakeLastDetectedTime = new Date();
-                user1.accountstate = false; // 初始状态为未封禁
-                user1.invitetimes = 5;
+            // 插入用户 1（作弊用户）
+            String userId1 = UUID.randomUUID().toString();
+            User user1 = new User();
+            user1.userid = userId1;
+            user1.email = "cheater" + i + "_" + UUID.randomUUID().toString() + "@example.com"; // 确保唯一性
+            user1.username = "Cheater" + i;
+            user1.password = "password" + i;
+            user1.sex = "M";
+            user1.detectedCount = cheatTime + 1; // detectedCount 超过 cheatTime
+            user1.fakeDetectedCount = 0;
+            user1.lastDetectedTime = new Date();
+            user1.fakeLastDetectedTime = new Date();
+            user1.accountstate = false; // 初始状态为未封禁
+            user1.invitetimes = 5;
 
-                // 创建并设置 UserPT 实例
-                UserPT userPT1 = new UserPT();
-                userPT1.user = user1; // 关联 User 实例
-                user1.userPT = userPT1;
+            // 创建并设置 UserPT 实例
+            UserPT userPT1 = new UserPT();
+            userPT1.user = user1; // 关联 User 实例
+            user1.userPT = userPT1;
 
-                // 插入用户 2（非作弊用户）
-                String userId2 = UUID.randomUUID().toString();
-                User user2 = new User();
-                user2.userid = userId2;
-                user2.email = "normal" + i + "_" + UUID.randomUUID().toString() + "@example.com"; // 确保唯一性
-                user2.username = "NormalUser" + i;
-                user2.password = "password" + i;
-                user2.sex = "F";
-                user2.detectedCount = 0;
-                user2.fakeDetectedCount = fakeTime - 1; // fakeDetectedCount 未超过 fakeTime
-                user2.lastDetectedTime = new Date();
-                user2.fakeLastDetectedTime = new Date();
-                user2.accountstate = false; // 初始状态为未封禁
-                user2.invitetimes = 5;
+            // 插入用户 2（非作弊用户）
+            String userId2 = UUID.randomUUID().toString();
+            User user2 = new User();
+            user2.userid = userId2;
+            user2.email = "normal" + i + "_" + UUID.randomUUID().toString() + "@example.com"; // 确保唯一性
+            user2.username = "NormalUser" + i;
+            user2.password = "password" + i;
+            user2.sex = "F";
+            user2.detectedCount = 0;
+            user2.fakeDetectedCount = fakeTime - 1; // fakeDetectedCount 未超过 fakeTime
+            user2.lastDetectedTime = new Date();
+            user2.fakeLastDetectedTime = new Date();
+            user2.accountstate = false; // 初始状态为未封禁
+            user2.invitetimes = 5;
 
-                // 创建并设置 UserPT 实例
-                UserPT userPT2 = new UserPT();
-                userPT2.user = user2; // 关联 User 实例
-                user2.userPT = userPT2;
+            // 创建并设置 UserPT 实例
+            UserPT userPT2 = new UserPT();
+            userPT2.user = user2; // 关联 User 实例
+            user2.userPT = userPT2;
 
-                em.getTransaction().begin();
-                em.persist(user1);
-                em.persist(userPT1); // 持久化 UserPT 实例
-                em.persist(user2);
-                em.persist(userPT2); // 持久化 UserPT 实例
-                em.getTransaction().commit();
+            em.getTransaction().begin();
+            em.persist(user1);
+            em.persist(userPT1); // 持久化 UserPT 实例
+            em.persist(user2);
+            em.persist(userPT2); // 持久化 UserPT 实例
+            em.getTransaction().commit();
 
-                // 记录插入的用户 ID
-                insertedUserIds.add(userId1);
-                insertedUserIds.add(userId2);
+            // 记录插入的用户 ID
+            insertedUserIds.add(userId1);
+            insertedUserIds.add(userId2);
 
-                // 调用 PunishUser 方法
-                cheat.PunishUser();
+            // 调用 PunishUser 方法
+            cheat.PunishUser();
 
-                // 验证用户 1 是否被封禁
-                User punishedUser1 = em.find(User.class, userId1);
-                Assertions.assertNotNull(punishedUser1, "数据库应能查到用户 1");
-                Assertions.assertTrue(punishedUser1.accountstate, "作弊用户应被封禁");
+            // 验证用户 1 是否被封禁
+            User punishedUser1 = em.find(User.class, userId1);
+            Assertions.assertNotNull(punishedUser1, "数据库应能查到用户 1");
+            Assertions.assertTrue(punishedUser1.accountstate, "作弊用户应被封禁");
 
-                // 验证用户 2 是否未被封禁
-                User punishedUser2 = em.find(User.class, userId2);
-                Assertions.assertNotNull(punishedUser2, "数据库应能查到用户 2");
-                Assertions.assertFalse(punishedUser2.accountstate, "非作弊用户不应被封禁");
-            }))
-            .collect(Collectors.toList());
+            // 验证用户 2 是否未被封禁
+            User punishedUser2 = em.find(User.class, userId2);
+            Assertions.assertNotNull(punishedUser2, "数据库应能查到用户 2");
+            Assertions.assertFalse(punishedUser2.accountstate, "非作弊用户不应被封禁");
+        }))
+                .collect(Collectors.toList());
     }
 
     // @TestFactory
@@ -444,7 +445,6 @@
     //     List<String> insertedUserIds = new ArrayList<>(); // 用于记录插入的用户 ID
     //     List<String> insertedSeedIds = new ArrayList<>(); // 用于记录插入的种子 ID
     //     List<String> insertedTransIds = new ArrayList<>(); // 用于记录插入的传输记录 ID
-
     //     return IntStream.range(0, 10)
     //         .mapToObj(i -> DynamicTest.dynamicTest("DetectTrans test #" + i, () -> {
     //             // 插入上传用户
@@ -461,12 +461,10 @@
     //             uploader.fakeLastDetectedTime = new Date();
     //             uploader.accountstate = false;
     //             uploader.invitetimes = 5;
-
     //             // 创建并设置 UserPT 实例
     //             UserPT uploaderPT = new UserPT();
     //             uploaderPT.user = uploader; // 关联 User 实例
     //             uploader.userPT = uploaderPT;
-
     //             // 插入下载用户
     //             String downloaderId = UUID.randomUUID().toString();
     //             User downloader = new User();
@@ -481,12 +479,10 @@
     //             downloader.fakeLastDetectedTime = new Date();
     //             downloader.accountstate = false;
     //             downloader.invitetimes = 5;
-
     //             // 创建并设置 UserPT 实例
     //             UserPT downloaderPT = new UserPT();
     //             downloaderPT.user = downloader; // 关联 User 实例
     //             downloader.userPT = downloaderPT;
-
     //             em.getTransaction().begin();
     //             em.persist(uploader);
     //             em.persist(uploaderPT); // 持久化 UserPT 实例
@@ -495,7 +491,6 @@
     //             em.getTransaction().commit();
     //             insertedUserIds.add(uploaderId);
     //             insertedUserIds.add(downloaderId);
-
     //             // 插入种子
     //             String seedId = UUID.randomUUID().toString();
     //             Seed seed = new Seed();
@@ -510,12 +505,10 @@
     //             seed.seedtag = "test";
     //             seed.downloadtimes = 0;
     //             seed.url = "http://example.com/seed" + i;
-
     //             em.getTransaction().begin();
     //             em.persist(seed);
     //             em.getTransaction().commit();
     //             insertedSeedIds.add(seedId);
-
     //             // 插入正常和异常的传输记录
     //             List<TransRecord> transRecords = new ArrayList<>();
     //             for (int j = 0; j < 15; j++) {
@@ -528,17 +521,14 @@
     //                 transRecord.download = (j < 13) ? 90 : 10; // 异常数据的上传量远大于下载量
     //                 transRecord.maxupload = 200;
     //                 transRecord.maxdownload = 200;
-
     //                 em.getTransaction().begin();
     //                 em.persist(transRecord);
     //                 em.getTransaction().commit();
     //                 insertedTransIds.add(transRecord.taskid);
     //                 transRecords.add(transRecord);
     //             }
-
     //             // 调用 DetectTrans 方法
     //             cheat.DetectTrans();
-
     //             // 验证下载用户的 detectedCount 是否增加
     //             User detectedDownloader = em.find(User.class, downloaderId);
     //             Assertions.assertNotNull(detectedDownloader, "数据库应能查到上传用户");
diff --git a/src/test/java/databasetest/databasesystest.java b/src/test/java/databasetest/databasesystest.java
index f802360..f4b22f1 100644
--- a/src/test/java/databasetest/databasesystest.java
+++ b/src/test/java/databasetest/databasesystest.java
@@ -45,10 +45,7 @@
         props.put("javax.persistence.jdbc.driver", "com.mysql.cj.jdbc.Driver");
         emf = Persistence.createEntityManagerFactory("myPersistenceUnit", props);
         em = emf.createEntityManager();
-        db = new Database1();
-        java.lang.reflect.Field f = Database1.class.getDeclaredField("entitymanager");
-        f.setAccessible(true);
-        f.set(db, em);
+        db = new Database1(emf);
         testUserIds = new ArrayList<>();
         testEmails = new ArrayList<>();
         for (int i = 0; i < 10; i++) {