Module camp_management_and_application_system

Package services

Class CsvDataService

java.lang.Object

services.CsvDataService

All Implemented Interfaces:

IFileDataService

public class CsvDataService
extends java.lang.Object
implements IFileDataService

The CsvDataService class implements the IFileDataService interface and provides methods for reading and writing data from/to CSV files.

Field Summary

Fields

Modifier and Type	Field	Description
private static java.util.List<java.lang.String>	campCsvHeaders	List of headers for the CSV file that stores camp data.
private static java.util.List<java.lang.String>	committeeCsvHeaders	List of headers for the CSV file that stores camp committee member data.
private static java.util.List<java.lang.String>	enquiryCsvHeaders	List of headers for the CSV file that stores enquiry data.
private static java.util.List<java.lang.String>	staffCsvHeaders	List of headers for the CSV file that stores staff data.
private static java.util.List<java.lang.String>	studentCsvHeaders	List of headers for the CSV file that stores student data.
private static java.util.List<java.lang.String>	suggestionCsvHeaders	List of headers for the CSV file that stores suggestion data.
private static java.util.List<java.lang.String>	userCsvHeaders	List of headers for the CSV file that stores user data.

Constructor Summary

Constructors

Constructor	Description
CsvDataService()	Constructs an instance of the CsvDataService class.

Method Summary

Modifier and Type	Method	Description
boolean	exportCampData(java.lang.String campsFilePath, java.util.Map<java.lang.Integer,Camp> campMap)	Exports camp data to the specified file.
boolean	exportCommitteeData(java.lang.String usersFilePath, java.lang.String committeesFilePath, java.util.Map<java.lang.String,Committee> committeeMap)	Exports committee data to specified files.
boolean	exportEnquiryData(java.lang.String enquiryFilePath, java.util.Map<java.lang.Integer,Enquiry> enquiryMap)	Exports enquiry data to the specified file.
boolean	exportStaffData(java.lang.String usersFilePath, java.lang.String staffsFilePath, java.util.Map<java.lang.String,Staff> staffMap)	Exports staff data to specified files.
boolean	exportStudentData(java.lang.String usersFilePath, java.lang.String studentsFilePath, java.util.Map<java.lang.String,Student> studentMap)	Exports student data to specified files.
boolean	exportSuggestionData(java.lang.String suggestionFilePath, java.util.Map<java.lang.Integer,Suggestion> suggestionMap)	Exports suggestion data to the specified file.
java.util.Map<java.lang.Integer,Camp>	importCampData(java.lang.String campsFilePath)	Imports camp data from the specified file.
java.util.Map<java.lang.String,Committee>	importCommitteeData(java.lang.String usersFilePath, java.lang.String committeesFilePath)	Imports committee data from specified files.
java.util.Map<java.lang.Integer,Enquiry>	importEnquiryData(java.lang.String enquiryFilePath)	Imports enquiry data from the specified file.
java.util.Map<java.lang.String,Staff>	importStaffData(java.lang.String usersFilePath, java.lang.String staffsFilePath)	Imports staff data from specified files.
java.util.Map<java.lang.String,Student>	importStudentData(java.lang.String usersFilePath, java.lang.String studentsFilePath)	Imports student data from specified files.
java.util.Map<java.lang.Integer,Suggestion>	importSuggestionData(java.lang.String suggestionFilePath)	Imports suggestion data from the specified file.
private java.util.Map<java.lang.String,java.lang.String>	parseUserRow(java.lang.String[] userRow)	parse string into a map for code
java.util.List<java.lang.String[]>	readCsvFile(java.lang.String filePath, java.util.List<java.lang.String> headers)	Reads data from the CSV file located at the given file path and returns it as a list of string arrays.
boolean	writeCsvFile(java.lang.String filePath, java.util.List<java.lang.String> headers, java.util.List<java.lang.String> lines)	Writes the given data to a CSV file located at the given file path.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

userCsvHeaders

private static java.util.List<java.lang.String> userCsvHeaders

List of headers for the CSV file that stores user data.

studentCsvHeaders

private static java.util.List<java.lang.String> studentCsvHeaders

List of headers for the CSV file that stores student data.

staffCsvHeaders

private static java.util.List<java.lang.String> staffCsvHeaders

List of headers for the CSV file that stores staff data.

committeeCsvHeaders

private static java.util.List<java.lang.String> committeeCsvHeaders

List of headers for the CSV file that stores camp committee member data.

campCsvHeaders

private static java.util.List<java.lang.String> campCsvHeaders

List of headers for the CSV file that stores camp data.

enquiryCsvHeaders

private static java.util.List<java.lang.String> enquiryCsvHeaders

List of headers for the CSV file that stores enquiry data.

suggestionCsvHeaders

private static java.util.List<java.lang.String> suggestionCsvHeaders

List of headers for the CSV file that stores suggestion data.

Constructor Detail

CsvDataService

public CsvDataService()

Constructs an instance of the CsvDataService class.

Method Detail

readCsvFile

public java.util.List<java.lang.String[]> readCsvFile(java.lang.String filePath,
                                                      java.util.List<java.lang.String> headers)

Reads data from the CSV file located at the given file path and returns it as a list of string arrays.

Parameters:

filePath - the file path of the CSV file to read

headers - the list of headers for the CSV file

Returns:

a list of string arrays containing the CSV data

writeCsvFile

public boolean writeCsvFile(java.lang.String filePath,
                            java.util.List<java.lang.String> headers,
                            java.util.List<java.lang.String> lines)

Writes the given data to a CSV file located at the given file path.

Parameters:

filePath - the file path of the CSV file to write

headers - the list of headers for the CSV file

lines - the list of lines to write to the CSV file

Returns:

true if the data is written successfully, false otherwise

parseUserRow

private java.util.Map<java.lang.String,java.lang.String> parseUserRow(java.lang.String[] userRow)

parse string into a map for code

Parameters:

userRow - string from csv file

Returns:

map for code

importStudentData

public java.util.Map<java.lang.String,Student> importStudentData(java.lang.String usersFilePath,
                                                                       java.lang.String studentsFilePath)

Description copied from interface: IFileDataService

Imports student data from specified files.

Specified by:

importStudentData in interface IFileDataService

Parameters:

usersFilePath - The file path for user data.

studentsFilePath - The file path for student data.

Returns:

A Map containing Student data with user IDs as keys.

exportStudentData

public boolean exportStudentData(java.lang.String usersFilePath,
                                 java.lang.String studentsFilePath,
                                 java.util.Map<java.lang.String,Student> studentMap)

Description copied from interface: IFileDataService

Exports student data to specified files.

Specified by:

exportStudentData in interface IFileDataService

Parameters:

usersFilePath - The file path for user data.

studentsFilePath - The file path for student data.

studentMap - A Map containing Student data with user IDs as keys.

Returns:

true if the export is successful, false otherwise.

importStaffData

public java.util.Map<java.lang.String,Staff> importStaffData(java.lang.String usersFilePath,
                                                                   java.lang.String staffsFilePath)

Description copied from interface: IFileDataService

Imports staff data from specified files.

Specified by:

importStaffData in interface IFileDataService

Parameters:

usersFilePath - The file path for user data.

staffsFilePath - The file path for staff data.

Returns:

A Map containing Staff data with user IDs as keys.

exportStaffData

public boolean exportStaffData(java.lang.String usersFilePath,
                               java.lang.String staffsFilePath,
                               java.util.Map<java.lang.String,Staff> staffMap)

Description copied from interface: IFileDataService

Exports staff data to specified files.

Specified by:

exportStaffData in interface IFileDataService

Parameters:

usersFilePath - The file path for user data.

staffsFilePath - The file path for staff data.

staffMap - A Map containing Staff data with user IDs as keys.

Returns:

true if the export is successful, false otherwise.

importCommitteeData

public java.util.Map<java.lang.String,Committee> importCommitteeData(java.lang.String usersFilePath,
                                                                           java.lang.String committeesFilePath)

Description copied from interface: IFileDataService

Imports committee data from specified files.

Specified by:

importCommitteeData in interface IFileDataService

Parameters:

usersFilePath - The file path for user data.

committeesFilePath - The file path for committee data.

Returns:

A Map containing Committee data with user IDs as keys.

exportCommitteeData

public boolean exportCommitteeData(java.lang.String usersFilePath,
                                   java.lang.String committeesFilePath,
                                   java.util.Map<java.lang.String,Committee> committeeMap)

Description copied from interface: IFileDataService

Exports committee data to specified files.

Specified by:

exportCommitteeData in interface IFileDataService

Parameters:

usersFilePath - The file path for user data.

committeesFilePath - The file path for committee data.

committeeMap - A Map containing Committee data with user IDs as keys.

Returns:

true if the export is successful, false otherwise.

importCampData

public java.util.Map<java.lang.Integer,Camp> importCampData(java.lang.String campsFilePath)

Description copied from interface: IFileDataService

Imports camp data from the specified file.

Specified by:

importCampData in interface IFileDataService

Parameters:

campsFilePath - The file path for camp data.

Returns:

A Map containing Camp data with camp IDs as keys.

exportCampData

public boolean exportCampData(java.lang.String campsFilePath,
                              java.util.Map<java.lang.Integer,Camp> campMap)

Description copied from interface: IFileDataService

Exports camp data to the specified file.

Specified by:

exportCampData in interface IFileDataService

Parameters:

campsFilePath - The file path for camp data.

campMap - A Map containing Camp data with camp IDs as keys.

Returns:

true if the export is successful, false otherwise.

importEnquiryData

public java.util.Map<java.lang.Integer,Enquiry> importEnquiryData(java.lang.String enquiryFilePath)

Description copied from interface: IFileDataService

Imports enquiry data from the specified file.

Specified by:

importEnquiryData in interface IFileDataService

Parameters:

enquiryFilePath - The file path for enquiry data.

Returns:

A Map containing Enquiry data with enquiry IDs as keys.

exportEnquiryData

public boolean exportEnquiryData(java.lang.String enquiryFilePath,
                                 java.util.Map<java.lang.Integer,Enquiry> enquiryMap)

Description copied from interface: IFileDataService

Exports enquiry data to the specified file.

Specified by:

exportEnquiryData in interface IFileDataService

Parameters:

enquiryFilePath - The file path for enquiry data.

enquiryMap - A Map containing Enquiry data with enquiry IDs as keys.

Returns:

true if the export is successful, false otherwise.

importSuggestionData

public java.util.Map<java.lang.Integer,Suggestion> importSuggestionData(java.lang.String suggestionFilePath)

Description copied from interface: IFileDataService

Imports suggestion data from the specified file.

Specified by:

importSuggestionData in interface IFileDataService

Parameters:

suggestionFilePath - The file path for suggestion data.

Returns:

A Map containing Suggestion data with suggestion IDs as keys.

exportSuggestionData

public boolean exportSuggestionData(java.lang.String suggestionFilePath,
                                    java.util.Map<java.lang.Integer,Suggestion> suggestionMap)

Description copied from interface: IFileDataService

Exports suggestion data to the specified file.

Specified by:

exportSuggestionData in interface IFileDataService

Parameters:

suggestionFilePath - The file path for suggestion data.

suggestionMap - A Map containing Suggestion data with suggestion IDs as keys.

Returns:

true if the export is successful, false otherwise.