Added last service

buisnesslogic/src/main/java/com/plannaplan/entities/Transfer.java

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+package com.plannaplan.entities;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+
+@Entity
+public class Transfer {
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private Long id;
+    @ManyToOne
+    @JoinColumn(name = "owner_id")
+    private User ownerUser;
+    @ManyToOne
+    @JoinColumn(name = "group_id")
+    private Groups ownerGroup;
+    @ManyToOne
+    @JoinColumn(name = "target_id")
+    private Groups targetGroup;
+
+    public Transfer() {
+    }
+
+}

buisnesslogic/src/main/java/com/plannaplan/repositories/TransferRepository.java

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+package com.plannaplan.repositories;
+
+import com.plannaplan.entities.Transfer;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface TransferRepository extends JpaRepository<Transfer, Long> {
+
+}

buisnesslogic/src/main/java/com/plannaplan/services/TransferService.java

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+package com.plannaplan.services;
+
+import com.plannaplan.interfaces.EventCreator;
+import com.plannaplan.repositories.TransferRepository;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+@Service
+public class TransferService implements EventCreator {
+    @Autowired
+    private TransferRepository repo;
+
+    @Override
+    public void update() {
+        // TODO Auto-generated method stub
+
+    }
+}