private MemberModel() {
// init memberMap
memberMap = new HashMap<>();
// init entitledMap (1 to many relation between memberID and BookNumber)
entitledMap = new HashMap<>();
boolean readFlag = false;
ObjectInputStream oin = null;
Member tm;
String[] sa = new String[3];
try {
oin = new ObjectInputStream(new FileInputStream("members1.dat"));
readFlag = true;
} catch (Exception e) {
e.printStackTrace();
}
// read in from file
while (readFlag) {
try {
// Read a member data from inputstream
// Structure for reading
// __________________________________________________________
// |String|String|String|Boolean or Double|ArrayList<String>|
// ----------------------------------------------------------
sa[ID_INDEX] = oin.readUTF();
sa[TITLE_INDEX] = oin.readUTF();
sa[PHONENO_INDEX] = oin.readUTF();
if (sa[ID_INDEX].indexOf("STA") != -1) {
tm = new Staff(sa[ID_INDEX], sa[TITLE_INDEX], sa[PHONENO_INDEX]);
((Staff) tm).setBookOverdue(oin.readBoolean());
} else {
tm = new Student(sa[ID_INDEX], sa[TITLE_INDEX], sa[PHONENO_INDEX]);
((Student) tm).setFinesOwing(oin.readDouble());
}
// Raw data map without relationship to book
memberMap.put(tm.getMemberID(), tm);
// Map for storing relation
entitledMap.put(tm.getMemberID(), (ArrayList<String>) oin.readObject());
} catch (EOFException e) {
Log.e(e.getMessage());
readFlag = false;
} catch (Exception e) {
Log.e(e.getMessage());
}
}
try {
oin.close();
} catch (IOException e) {
e.printStackTrace();
}
}
