Added docs into branch

Signed-off-by: Marcin Woźniak <y0rune@aol.com>

buisnesslogic/src/main/java/com/plannaplan/configutils/FileReader.java

@@ -12,9 +12,8 @@ import org.apache.poi.ss.usermodel.Row;
 import com.plannaplan.models.FileData;
 
 /**
- *  Dupa dupa dupd
+ *  FileReader is the class using for reading xls file from input stream.
  */
-
 public class FileReader {
 
     private InputStream fileInputStream;

buisnesslogic/src/main/java/com/plannaplan/configutils/FileToDatabaseMigrator.java

@@ -14,6 +14,9 @@ import org.apache.poi.ss.usermodel.Row;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
+/**
+ *  FileToDatabaseMigrator is used for migrate data from file (it reads line by line) and push it into database
+ */
 @Component
 public class FileToDatabaseMigrator {
 

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

@@ -7,6 +7,10 @@ import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.ManyToOne;
 
+/**
+ *  Entity of Assignment grouping of state associated about group_id and commision_id
+ */
+
 @Entity
 public class Assignment {
     @Id

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

@@ -11,6 +11,10 @@ import javax.persistence.JoinColumn;
 import javax.persistence.OneToMany;
 import javax.persistence.OneToOne;
 
+/**
+ *  Entity of Commision grouping of state associated about commison and owner_id
+ */
+
 @Entity
 public class Commision {
     @Id

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

@@ -10,6 +10,10 @@ import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.OneToMany;
 
+/**
+ *  Entity of Course grouping of state of course
+ */
+
 @Entity
 public class Course {
     @Id

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

@@ -10,7 +10,9 @@ import javax.persistence.ManyToOne;
 import com.plannaplan.types.GroupType;
 import com.plannaplan.types.WeekDay;
 
-
+/**
+ *  Entity of Groups grouping of state ssociated about course,time,room,capacity,type,day
+ */
 
 @Entity
 public class Groups {

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

@@ -5,6 +5,10 @@ import javax.persistence.GeneratedValue;
 import javax.persistence.GenerationType;
 import javax.persistence.Id;
 
+/**
+ *  Entity of Lecturer grouping of state ssociated about id,title,name,surname
+ */
+
 @Entity
 public class Lecturer {
     @Id

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

@@ -9,6 +9,10 @@ import javax.persistence.Id;
 
 import com.plannaplan.types.UserRoles;
 
+/**
+ *  Entity of User grouping of state ssociated about id,name,surname,email,role,token,tokenCreatedDate
+ */
+
 @Entity
 public class User {
     @Id

buisnesslogic/src/main/java/com/plannaplan/types/GroupType.java

@@ -1,5 +1,9 @@
 package com.plannaplan.types;
 
+/**
+ *  GroupType contains types: LECTURE, CLASS
+ */
+
 public enum GroupType {
     LECTURE, CLASS
 }

buisnesslogic/src/main/java/com/plannaplan/types/UserRoles.java

@@ -1,5 +1,9 @@
 package com.plannaplan.types;
 
+/**
+ *  UserRoles contains types: STUDENT, DEANERY, ADMIN, TEST_USER
+ */
+ 
 public enum UserRoles {
     STUDENT, DEANERY, ADMIN, TEST_USER
 }

buisnesslogic/src/main/java/com/plannaplan/types/WeekDay.java

@@ -1,5 +1,9 @@
 package com.plannaplan.types;
 
+/**
+ *  WeekDay contains types: MONDAY(0), TUESDAY(1), WEDNESDAY(2), THURSDAY(3), FRIDAY(4), SATURDAY(5), SUNDAY(6).
+ */
+
 public enum WeekDay {
     MONDAY(0), TUESDAY(1), WEDNESDAY(2), THURSDAY(3), FRIDAY(4), SATURDAY(5), SUNDAY(6);