public static void writeFile() {
try {
// if region data is saved read from it otherwise create a new one.
read("regions");
// copy data from file to a new object
RegionHandling.setRegions();
} catch (FileNotFoundException e) {
// if file was not found, attempt to create a new one
Main.sendDebugInfo("Can't find region data file. Attepting to create a new one");
try {
// attempt to write regions object to file
save("regions");
Main.sendDebugInfo("New region data file created successfully!");
} catch (FileNotFoundException e1) {
// if FileNotFoundException send error msg to console
Main.sendSevereInfo(
"A problem occurred attempting to read from the region data file : FileNotFoundException");
e1.printStackTrace();
}
}
}
@SuppressWarnings("unchecked")
public static void read(String fileName) throws FileNotFoundException {
// prepare to read file
FileInputStream fin = new FileInputStream(fileName);
ObjectInputStream ois;
try {
// attempt to read file
ois = new ObjectInputStream(fin);
try {
// attempt to save data from file to object.
StaticVariables.setRegions((List<RegionData>) ois.readObject());
Main.sendDebugInfo("Region data accessed successfully!");
} catch (ClassNotFoundException e) {
// if class wasn't found send error msg to console
Main.sendSevereInfo(
"A problem occurred attempting to read from the region data file : ClassNotFoundException");
e.printStackTrace();
} catch (IOException e) {
// if IOexception send error msg to console
Main.sendSevereInfo(
"A problem occurred attempting to read from the region data file : IOException");
e.printStackTrace();
}
} catch (IOException e) {
// if IOexception send error msg to console
Main.sendSevereInfo(
"A problem occurred attempting to read from the region data file : IOException");
e.printStackTrace();
}
try {
// attempt to close input stream
fin.close();
} catch (IOException e) {
// if IOexception send error msg to console
Main.sendSevereInfo(
"A problem occurred attempting to read from the region data file : IOException");
e.printStackTrace();
}
}
public static void save(String fileName) throws FileNotFoundException {
// prepare to write to file
FileOutputStream fout = new FileOutputStream(fileName);
ObjectOutputStream oos;
try {
// attempt to write to file
oos = new ObjectOutputStream(fout);
try {
// attempt to save regions object to file
oos.writeObject(StaticVariables.getRegions());
Main.sendDebugInfo("Region data saved successfully!");
try {
// attempt to close file output stream
fout.close();
} catch (IOException e) {
// if IOexception send error msg to console
Main.sendSevereInfo(
"A problem occurred attempting to read from the region data file : IOException");
e.printStackTrace();
}
} catch (IOException e) {
// if IOexception send error msg to console
Main.sendSevereInfo(
"A problem occurred attempting to read from the region data file : IOException");
e.printStackTrace();
}
} catch (IOException e1) {
// if IOexception send error msg to console
Main.sendSevereInfo(
"A problem occurred attempting to read from the region data file : IOException");
e1.printStackTrace();
}
}
