/**
* Returns the NameSurferEntry associated with this name, if one exists. If the name does not
* appear in the database, this method returns null.
*/
public NameSurferEntry findEntry(String name) {
char firstLetter = name.charAt(0);
if (Character.isLowerCase(firstLetter) == true) {
firstLetter = Character.toUpperCase(firstLetter);
}
String remainingLetters = name.substring(1);
remainingLetters = remainingLetters.toLowerCase();
name = firstLetter + remainingLetters;
if (namesDataBase.containsKey(name)) {
return namesDataBase.get(name);
}
return null;
}
/**
* Creates a new NameSurferDataBase and initializes it using the data in the specified file. The
* constructor throws an error exception if the requested file does not exist or if an error
* occurs as the file is being read.
*/
public NameSurferDataBase(String filename) {
try {
BufferedReader rd = new BufferedReader(new FileReader(filename));
while (true) {
String line = rd.readLine();
if (line == null) break;
NameSurferEntry entry = new NameSurferEntry(line);
namesDataBase.put(entry.getName(), entry);
}
rd.close();
} catch (IOException ex) {
throw new ErrorException(ex);
}
}
