VAccountManagerService.java 文件源码

@Override
public String peekAuthToken(int userId, Account account, String authTokenType) {
    if (account == null) throw new IllegalArgumentException("account is null");
    if (authTokenType == null) throw new IllegalArgumentException("authTokenType is null");
    synchronized (accountsByUserId) {
        VAccount vAccount = getAccount(userId, account);
        if (vAccount != null) {
            return vAccount.authTokens.get(authTokenType);
        }
        return null;
    }
}