How to use org.crazyyak.dev.common

 public static String getAppUrl() {
  return EnvUtils.findProperty("app.couch.url", "http://localhost:5984");
 }
}

 public ApiException toBadRequestException() {
  String msg = StringUtils.toDelineatedString("\n", this);
  return ApiException.badRequest(msg);
 }
}

public static String parseUserFromAuth(String authentication) {
 if (StringUtils.isBlank(authentication)) {
  return null;
 }
 int pos = authentication.indexOf(":");
 if (pos < 0) return authentication;
 String name = authentication.substring(0, pos);
 return StringUtils.isNotBlank(name) ? name : null;
}
public static String parsePassFromAuth(String authentication) {

 public static LatLng getLatLng(String address, String city, String state, String zip) throws IOException {
  String url = "https://maps.googleapis.com/maps/api/geocode/xml?sensor=false&address=";
  url += encodeUrl(String.format("%s, %s, %s %s", address, city, state, zip));
  URLConnection connection = new URL(url).openConnection();
  String data = IoUtils.toString(connection.getInputStream());
  data = getTagContents(data, "location", 0);

  return new LatLng(
    getTagContents(data, "lat", 0),
    getTagContents(data, "lng", 0)
  );
 }
}

public static UserAgentModel lookupUserAgent(String userAgentString) throws IOException {
 String encodedUserAgent = StringUtils.encodeUrl(userAgentString);
 String url = "http://www.useragentstring.com/?getJSON=all&uas=" + encodedUserAgent;
 URLConnection connection = new URL(url).openConnection();
 String json = IoUtils.toString(connection.getInputStream());
 return objectMapper.readValue(json, UserAgentModel.class);
}

@Override
public Object readFrom(Class<Object> type, Type genericType, Annotation[] annotations, MediaType mediaType, MultivaluedMap<String, String> map, InputStream stream) throws IOException, WebApplicationException {
 String json = IoUtils.toString(stream);
 return objectMapper.readValue(json, type);
}

public static void requireNull(RequestErrors errors, Object value, String errorMessage) {
 if (value instanceof Integer) {
  if (((Integer)value) != 0) {
   errors.add(errorMessage);
  }
 } else if (value instanceof Long) {
  if (((Long)value) != 0) {
   errors.add(errorMessage);
  }
 } else if (StringUtils.isNotBlank(value)) {
  errors.add(errorMessage);
 }
}

 protected String[] getSpringProfiles(ServletContext servletContext, WebApplicationContext appContext) {

  String environmentName = System.getProperty(getEnvironmentPropertyName(servletContext, appContext), "null");
  String envProfileName = "env-"+environmentName;
  String defaultProfiles = StringUtils.toDelineatedString(",", "main", "live", envProfileName);

  String profilesString = System.getProperty(getProfilesPropertyName(servletContext, appContext), defaultProfiles);
  List<String> profiles = new ArrayList<>();

  for (String profile : profilesString.split(",")) {
   profiles.add(profile.trim());
  }

  return ReflectUtils.toArray(String.class, profiles);
 }
}

public static String emailToPhoneNumber(String address) {
 if (StringUtils.isBlank(address)) {
  return null;
 }
 int pos = address.indexOf("@");
 if (pos < 0) return address;
 return address.substring(0, pos);
}

public static LqNotificationPush newPush(String topic,
                     String summary,
                     String trackingId,
                     Throwable throwable,
                     Collection<LqAttachment> attachments,
                     String callbackUrl,
                     String...traits) {
 return newPush(topic, summary, trackingId, throwable, attachments, callbackUrl, BeanUtils.toMap(traits));
}

public String shortenUnencodedUrl(String longUrl) throws IOException {
 longUrl = StringUtils.encodeUrl(longUrl);
 return shortenEncodedUrl(longUrl);
}

private String clean(String value) {
 if (value == null) {
  return null;
 } else if ("null".equalsIgnoreCase(value)) {
  return null;
 } else {
  return StringUtils.emptyToNull(value);
 }
}

@Override public T fromString(String value) { return (value == null) ? null : rawType.cast(DateUtils.toLocalDateTime(value)); }
@Override public String toString(T value) { return (value == null) ? "" : value.toString(); }

@Override public T fromString(String value) { return (value == null) ? null : rawType.cast(DateUtils.toLocalDate(value)); }
@Override public String toString(T value) { return (value == null) ? "" : value.toString(); }

@Override public T fromString(String value) { return (value == null) ? null : rawType.cast(DateUtils.toLocalTime(value)); }
@Override public String toString(T value) { return (value == null) ? "" : value.toString(); }

public static String parsePassFromAuth(String authentication) {
 if (StringUtils.isBlank(authentication)) {
  return null;
 }
 int pos = authentication.indexOf(":");
 if (pos < 0) return null;
 String pass = authentication.substring(pos+1);
 return StringUtils.isNotBlank(pass) ? pass : null;
}

@Override
public T readFrom(Class<T> type, Type genericType, Annotation[] annotations, MediaType mediaType, MultivaluedMap<String, String> map, InputStream stream) throws IOException, WebApplicationException {
 String json = IoUtils.toString(stream);
 return objectMapper.readValue(json, type);
}

public static void requireValue(RequestErrors errors, Object value, String errorMessage) {
 if (value instanceof Integer) {
  if (((Integer)value) == 0) {
   errors.add(errorMessage);
  }
 } else if (value instanceof Long) {
  if (((Long)value) == 0) {
   errors.add(errorMessage);
  }
 } else if (StringUtils.isBlank(value)) {
  errors.add(errorMessage);
 }
}

public static String getAppUserName() {
 return EnvUtils.findProperty("app.couch.userName", "app-user");
}

public static String getAppPassword() {
 String userName = getAppUserName();
 return EnvUtils.findProperty("app.couch.password", userName);
}