相关疑难解决方法(0)

/**
 * @author Sebastien Lorber <i>(lorber.sebastien@gmail.com)</i>
 */
public enum EnumDeviceType {

    ANDROID {
        @Override
        public boolean validateDeviceIdentifier(String deviceIdentifier) {
            Preconditions.checkArgument( !Strings.isNullOrEmpty(deviceIdentifier) );
            return ANDROID_REGISTRATION_ID_PATTERN.matcher(deviceIdentifier).matches();
        }
    },
    IOS {
        @Override
        public boolean validateDeviceIdentifier(String deviceIdentifier) {
            Preconditions.checkArgument( !Strings.isNullOrEmpty(deviceIdentifier) );
            return IOS_DEVICE_TOKEN_PATTERN.matcher(deviceIdentifier).matches();
        }
    },
    ;

    // TODO how do we validate registration Ids
    public static final Pattern ANDROID_REGISTRATION_ID_PATTERN = Pattern.compile(".*");
    // IOS device token is a 64 HEX string
    public static final Pattern IOS_DEVICE_TOKEN_PATTERN = Pattern.compile("[a-fA-F0-9]{64,64}");


    public abstract boolean validateDeviceIdentifier(String deviceIdentifier);


    public boolean …