我正在使用此方法来获取用户帐户并且工作正常。现在我想将其存储为变量,我必须打印用户帐户。我该怎么做?
private String getFirstAccount() {
Pattern emailPattern = Patterns.EMAIL_ADDRESS; // API level 8+
Account[] accounts = AccountManager.get(HomeScreen.this).getAccounts();
for (Account account : accounts) {
if (emailPattern.matcher(account.name).matches()) {
String possibleEmail = account.name;
return possibleEmail;
}
}
return null;
}
例如:如果我有三个用户帐户,我想在变量中存储三个帐户并打印出来。
答案 0 :(得分:2)
ArrayList<Account> tempList = new ArrayList<Account>();
for (Account account : accounts) {
if (emailPattern.matcher(account.name).matches()) {
templist.add(account.name);
}
}
System.out.println(tempList);
return tempList; //Returning an empty list is better than returning null