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- Posted By: freeproject
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Leave Management System Activity Diagram
This is the Activity UML diagram of Leave Management System which shows the flows between the activity of Cancel Leave, Report, Approve Leave, Leave, Notification. The main activity involved in this UML Activity Diagram of Leave Management System are as follows:
- Cancel Leave Activity
- Report Activity
- Approve Leave Activity
- Leave Activity
- Notification Activity
Features of the Activity UML diagram of Leave Management System
- Admin User can search Cancel Leave, view description of a selected Cancel Leave, add Cancel Leave, update Cancel Leave and delete Cancel Leave.
- Its shows the activity flow of editing, adding and updating of Report
- User will be able to search and generate report of Approve Leave, Leave, Notification
- All objects such as ( Cancel Leave, Report, Notification) are interlinked
- Its shows the full description and flow of Cancel Leave, Leave, Notification, Approve Leave, Report
Login Activity Diagram of Leave Management System:
This is the Login Activity Diagram of Leave Management System, which shows the flows of Login Activity, where admin will be able to login using their username and password. After login user can manage all the operations on Approve Leave, Cancel Leave, Report, Notification, Leave. All the pages such as Report, Notification, Leave are secure and user can access these page after login. The diagram below helps demonstrate how the login page works in a Leave Management System. The various objects in the Notification, Approve Leave, Cancel Leave, Report, and Leave page—interact over the course of the Activity, and user will not be able to access this page without verifying their identity.
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Leave Management System Class Diagram
Leave Management System Class Diagram describes the structure of a Leave Management System classes, their attributes, operations (or methods), and the relationships among objects. The main classes of the Leave Management System are Company, Branch, Report, Leave, Notification, Employee.
Classes of Leave Management System Class Diagram:
- Company Class : Manage all the operations of Company
- Branch Class : Manage all the operations of Branch
- Report Class : Manage all the operations of Report
- Leave Class : Manage all the operations of Leave
- Notification Class : Manage all the operations of Notification
- Employee Class : Manage all the operations of Employee
Classes and their attributes of Leave Management System Class Diagram:
- Company Attributes : company_id, company_name, comapny_type, company_description, company_address
- Branch Attributes : branch_id, branch_name, branch_type, branch_city, branch_address
- Report Attributes : report_id, report_name, report_type, report_description
- Leave Attributes : leave_id, leave_employee_id, leave_type, leave_status, leave_to, leave_from, leave_description
- Notification Attributes : notification_id, notification_leave_id, notification_title, notification_approval, notification_leave_cancellation, notification_type, notification_description
- Employee Attributes : employee_id, employee_name, employee_mobile, employee_email, employee_username, employee_password, employee_address
Classes and their methods of Leave Management System Class Diagram:
- Company Methods : addCompany(), editCompany(), deleteCompany(), updateCompany(), saveCompany(), searchCompany()
- Branch Methods : addBranch(), editBranch(), deleteBranch(), updateBranch(), saveBranch(), searchBranch()
- Report Methods : addReport(), editReport(), deleteReport(), updateReport(), saveReport(), searchReport()
- Leave Methods : addLeave(), editLeave(), deleteLeave(), updateLeave(), saveLeave(), searchLeave()
- Notification Methods : addNotification(), editNotification(), deleteNotification(), updateNotification(), saveNotification(), searchNotification()
- Employee Methods : addEmployee(), editEmployee(), deleteEmployee(), updateEmployee(), saveEmployee(), searchEmployee()
Class Diagram of Leave Management System :
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Leave Management System Component Diagram
This is a Component diagram of Leave Management System which shows components, provided and required interfaces, ports, and relationships between the Notification, Approve Leave, Leave, Branch and Company. This type of diagrams is used in Component-Based Development (CBD) to describe systems with Service-Oriented Architecture (SOA). Leave Management System UML component diagram, describes the organization and wiring of the physical components in a system.
Components of UML Component Diagram of Leave Management System:
- Notification Component
- Approve Leave Component
- Leave Component
- Branch Component
- Company Component
Featues of Leave Management System Component Diagram:
- You can show the models the components of Leave Management System.
- Model the database schema of Leave Management System
- Model the executables of an application of Leave Management System
- Model the system's source code of Leave Management System
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Leave Management System Dataflow Diagram
Leave Management System Data flow diagram is often used as a preliminary step to create an overview of the Leave Management without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Leave Management process. It contains all of the userflow and their entities such all the flow of Employee, Attendance, Leave, Leave Status, Leave Type, Salary, Task. All of the below diagrams has been used for the visualization of data processing and structured design of the Leave Management process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of Leave Management System :
This is the Zero Level DFD of Leave Management System, where we have eloborated the high level process of Leave Management. It’s a basic overview of the whole Leave Management System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Leave Type,Salary and Task showing the system as a single high-level process, with its relationship to external entities of Employee,Attendance and Leave. It should be easily understood by a wide audience, including Employee,Leave and Leave Type In zero leve DFD of Leave Management System, we have described the high level flow of the Leave Management system.High Level Entities and proccess flow of Leave Management System:
- Managing all the Employee
- Managing all the Attendance
- Managing all the Leave
- Managing all the Leave Status
- Managing all the Leave Type
- Managing all the Salary
- Managing all the Task
First Level Data flow Diagram(1st Level DFD) of Leave Management System :
First Level DFD (1st Level) of Leave Management System shows how the system is divided into sub-systems (processes), each of which deals with one or more of the data flows to or from an external agent, and which together provide all of the functionality of the Leave Management System system as a whole. It also identifies internal data stores of Task, Salary, Leave Type, Leave Status, Leave that must be present in order for the Leave Management system to do its job, and shows the flow of data between the various parts of Employee, Leave, Salary, Task, Leave Type of the system. DFD Level 1 provides a more detailed breakout of pieces of the 1st level DFD. You will highlight the main functionalities of Leave Management.Main entities and output of First Level DFD (1st Level DFD):
- Processing Employee records and generate report of all Employee
- Processing Attendance records and generate report of all Attendance
- Processing Leave records and generate report of all Leave
- Processing Leave Status records and generate report of all Leave Status
- Processing Leave Type records and generate report of all Leave Type
- Processing Salary records and generate report of all Salary
- Processing Task records and generate report of all Task
Second Level Data flow Diagram(2nd Level DFD) of Leave Management System :
DFD Level 2 then goes one step deeper into parts of Level 1 of Leave Management. It may require more functionalities of Leave Management to reach the necessary level of detail about the Leave Management functioning. First Level DFD (1st Level) of Leave Management System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Task, Salary, Leave Type, Leave Status, Leave, Attendance, Employee.Low level functionalities of Leave Management System
- Admin logins to the system and manage all the functionalities of Leave Management System
- Admin can add, edit, delete and view the records of Employee, Leave, Leave Type, Task
- Admin can manage all the details of Attendance, Leave Status, Salary
- Admin can also generate reports of Employee, Attendance, Leave, Leave Status, Leave Type, Salary
- Admin can search the details of Attendance, Leave Type, Salary
- Admin can apply different level of filters on report of Employee, Leave Status, Leave Type
- Admin can tracks the detailed information of Attendance, Leave, Leave Status, , Leave Type
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Leave Management System ER Diagram
This ER (Entity Relationship) Diagram represents the model of Leave Management System Entity. The entity-relationship diagram of Leave Management System shows all the visual instrument of database tables and the relations between Branch, Leave, Company, Employee etc. It used structure data and to define the relationships between structured data groups of Leave Management System functionalities. The main entities of the Leave Management System are Company, Branch, Report, Leave, Notification and Employee.
Leave Management System entities and their attributes :
- Company Entity : Attributes of Company are company_id, company_name, comapny_type, company_description, company_address
- Branch Entity : Attributes of Branch are branch_id, branch_name, branch_type, branch_city, branch_address
- Report Entity : Attributes of Report are report_id, report_name, report_type, report_description
- Leave Entity : Attributes of Leave are leave_id, leave_employee_id, leave_type, leave_status, leave_to, leave_from, leave_description
- Notification Entity : Attributes of Notification are notification_id, notification_leave_id, notification_title, notification_approval, notification_leave_cancellation, notification_type, notification_description
- Employee Entity : Attributes of Employee are employee_id, employee_name, employee_mobile, employee_email, employee_username, employee_password, employee_address
Description of Leave Management System Database :
- The details of Company is store into the Company tables respective with all tables
- Each entity (Employee, Report, Notification, Branch, Company) contains primary key and unique keys.
- The entity Report, Notification has binded with Company, Branch entities with foreign key
- There is one-to-one and one-to-many relationships available between Notification, Leave, Employee, Company
- All the entities Company, Notification, Report, Employee are normalized and reduce duplicacy of records
- We have implemented indexing on each tables of Leave Management System tables for fast query execution.
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Leave Management System Sequence Diagram
This is the UML sequence diagram of Leave Management System which shows the interaction between the objects of Leave, Notification, Approve Leave, Company, Branch. The instance of class objects involved in this UML Sequence Diagram of Leave Management System are as follows:
- Leave Object
- Notification Object
- Approve Leave Object
- Company Object
- Branch Object
Login Sequence Diagram of Leave Management System:
This is the Login Sequence Diagram of Leave Management System, where admin will be able to login in their account using their credentials. After login user can manage all the operations on Approve Leave, Leave, Notification, Branch, Company. All the pages such as Notification, Branch, Company are secure and user can access these page after login. The diagram below helps demonstrate how the login page works in a Leave Management System. The various objects in the Branch, Approve Leave, Leave, Notification, and Company page—interact over the course of the sequence, and user will not be able to access this page without verifying their identity.
This is the UML sequence diagram of Leave Management System which shows the interaction between the objects of Leave, Notification, Approve Leave, Company, Branch. The instance of class objects involved in this UML Sequence Diagram of Leave Management System are as follows:
- Leave Object
- Notification Object
- Approve Leave Object
- Company Object
- Branch Object
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Leave Management System Use Case Diagram
This Use Case Diagram is a graphic depiction of the interactions among the elements of Leave Management System. It represents the methodology used in system analysis to identify, clarify, and organize system requirements of Leave Management System. The main actors of Leave Management System in this Use Case Diagram are: Super Admin, System User, Manager, Employee, who perform the different type of use cases such as Manage Leave, Manage Company, Manage Branch, Manage Report, Manage Leave, Manage Notification, Manage Approval of Leave, Manage Users and Full Leave Management System Operations. Major elements of the UML use case diagram of Leave Management System are shown on the picture below.
The relationships between and among the actors and the use cases of Leave Management System:
- Super Admin Entity : Use cases of Super Admin are Manage Leave, Manage Company, Manage Branch, Manage Report, Manage Leave, Manage Notification, Manage Approval of Leave, Manage Users and Full Leave Management System Operations
- System User Entity : Use cases of System User are Manage Leave, Manage Company, Manage Branch, Manage Report, Manage Leave, Manage Notification, Manage Approval of Leave
- Manager Entity : Use cases of Manager are Check Requests, Approve Leave Requests, Create Leave Reports
- Employee Entity : Use cases of Employee are Request for Leave, Check Leave Balance, Check Leave Status
Use Case Diagram of Leave Management System :
