Sha256: 236248ffcddd8b3de6e51d080bc3200982e700507c538fa12f8157d59938fbf7
Contents?: true
Size: 1.4 KB
Versions: 218
Compression:
Stored size: 1.4 KB
Contents
public class PhoneNumber {
private final String number;
public PhoneNumber(String phoneNumber) {
number = normalize(extractDigits(phoneNumber));
}
private String extractDigits(String dirtyNumber) {
StringBuilder stringBuilder = new StringBuilder();
for (char c : dirtyNumber.toCharArray()) {
if (c == ' ' || c == '.' || c == '(' || c == ')' || c == '-') {
// Remove spaces, dots, parentheses and hyphens
continue;
}
if (!Character.isDigit(c)) {
throw new IllegalArgumentException("Illegal character in phone number. "
+ "Only digits, spaces, parentheses, hyphens or dots accepted.");
}
stringBuilder.append(c);
}
return stringBuilder.toString();
}
private String normalize(String number) {
if (number.length() > 11 || number.length() < 10) {
throw new IllegalArgumentException("Number must be 10 or 11 digits");
}
if (number.length() == 11) {
if (number.startsWith("1")) {
number = number.substring(1, number.length());
} else {
throw new IllegalArgumentException("Can only have 11 digits if number starts with '1'");
}
}
return number;
}
public String getNumber() {
return number;
}
}
Version data entries
218 entries across 218 versions & 1 rubygems