用Java写一个家教系统项目的代码

用Java写一个家教系统项目的代码```

importjava.util.*;

publicclassTutorSystem{

publicstaticvoidmain(String[]args){

//CreateanArrayListofTutors

ArrayList<Tutor>tutors=newArrayList<Tutor>();

//Createamaptostoretutorinformationbysubject

Map<String,ArrayList<Tutor>>tutorMap=newHashMap<String,ArrayList<Tutor>>();

//Createamaptostorestudentinformationbyzipcode

Map<String,ArrayList<Student>>studentMap=newHashMap<String,ArrayList<Student>>();

//Createasettostorethesubjectsthatatutorcanteach

Set<String>subjects=newHashSet<String>();

//Populatethetutor,subjectandstudentmaps

populateTutors(tutors,tutorMap,subjects);

populateStudents(studentMap);

//Welcomeuserandpromptforaction

System.out.println("Welcometothetutorsystem!Whatwouldyouliketodo?Type'help'foralistofoptions.");

Scannerscanner=newScanner(System.in);

Stringinput=scanner.nextLine();

while(!input.equals("quit")){

//Processaction

processCommand(input,tutors,tutorMap,studentMap,subjects,scanner);

//Askfornextcommand

System.out.println("Whatwouldyouliketodonow?");

input=scanner.nextLine();

}

System.out.println("Thankyouforusingthetutorsystem.Goodbye!");

}

//Methodtopopulatetutorinformationinthetutorandsubjectmaps

publicstaticvoidpopulateTutors(ArrayList<Tutor>tutors,Map<String,ArrayList<Tutor>>tutorMap,Set<String>subjects){

//Readintutorinformationfromfile

//....

//Populatetutorandsubjectmaps

for(Tutortutor:tutors){

//Storetutorintutormap

if(tutorMap.containsKey(tutor.subject)){

tutorMap.get(tutor.subject).add(tutor);

}else{

ArrayList<Tutor>tutorList=newArrayList<Tutor>();

tutorList.add(tutor);

tutorMap.put(tutor.subject,tutorList);

}

//Storesubjectinsubjectsset

subjects.add(tutor.subject);

}

}

//Methodtopopulatestudentinformationinthestudentmap

publicstaticvoidpopulateStudents(Map<String,ArrayList<Student>>studentMap){

//Readinstudentinformationfromfile

//...

//Populatestudentmap

for(Studentstudent:students){

//Storestudentinstudentmap

if(studentMap.containsKey(student.zipCode)){

studentMap.get(student.zipCode).add(student);

}else{

ArrayList<Student>studentList=newArrayList<Student>();

studentList.add(student);

studentMap.put(student.zipCode,studentList);

}

}

}

//Methodtoprocessacommand

publicstaticvoidprocessCommand(Stringinput,ArrayList<Tutor>tutors,Map<String,ArrayList<Tutor>>tutorMap,Map<String,ArrayList<Student>>studentMap,Set<String>subjects,Scannerscanner){

if(input.equals("help")){

printHelp();

}elseif(input.equals("listtutors")){

listTutors(tutors);

}elseif(input.equals("liststudents")){

listStudents(studentMap);

}elseif(input.equals("findtutor")){

findTutor(tutorMap,scanner);

}elseif(input.equals("addtutor")){

addTutor(tutors,tutorMap,subjects,scanner);

}else{

System.out.println("Invalidcommand.Type'help'foralistofcommands.");

}

}

//Methodtoprintoutalistofavailabletutorsubjects

publicstaticvoidprintHelp(){

System.out.println("Listofcommands:");

System.out.println("-listtutors:listalltheavailabletutors");

System.out.println("-liststudents:listallthestudentslookingfortutors");

System.out.println("-findtutor:searchforatutorbysubject");

System.out.println("-addtutor:addanewtutortothesystem");

System.out.println("-quit:exitthetutorsystem");

}

//Methodtoprintoutalistoftutors

publicstaticvoidlistTutors(ArrayList<Tutor>tutors){

System.out.println("Availabletutors:");

for(Tutortutor:tutors){

System.out.println(+"-"+tutor.subject);

}

}

//Methodtoprintoutalistofstudents

publicstaticvoidlistStudents(Map<String,ArrayList<Student>>studentMap){

System.out.println("Studentslookingfortutors:");

for(Map.Entry<String,ArrayList<Student>>entry:studentMap.entrySet()){

System.out.println(entry.getKey()+":");

for(Studentstudent:entry.getValue()){

System.out.println("-"+);

}

}

}

//Methodtosearchforatutorbysubject

publicstaticvoidfindTutor(Map<String,ArrayList<Tutor>>tutorMap,Scannerscanner){

System.out.println("Pleaseenterthesubjectyouarelookingfor:");

Stringsubject=scanner.nextLine();

if(tutorMap.containsKey(subject)){

System.out.println("Tutorsavailablefor"+subject+":");

for(Tutortutor:tutorMap.get(subject)){

System.out.println();

}

}else{

System.out.println("Sorry,notutorsfoundforthatsubject.");

}

}

//Methodtoaddanewtutor

publicstaticvoidaddTutor(ArrayList<Tutor>tutors,Map<String,ArrayList<Tutor>>tutorMap,Set<String>subjects,Scannerscanner){

System.out.println("Pleaseenterthetutor'sname:");

Stringname=scanner.nextLine();

System.out.println("Pleaseenterthetutor'ssubject:");

Stringsubject=scanner.nextLine();

TutornewTutor=newTutor(name,subject);

tutors.add(newTutor);