Field Detail

• isNotEmpty

  public static final com.google.common.base.Predicate<java.lang.String> isNotEmpty

  Returns true if given string is not null or empty.

• isNotNull

  public static final com.google.common.base.Predicate<java.lang.Object> isNotNull

  Returns true if given object is not null.

• isDoubleRangeNotEmpty

  public static final com.google.common.base.Predicate<com.google.common.collect.Range<java.lang.Double>> isDoubleRangeNotEmpty

• isDecimalRangeNotEmpty

  public static final com.google.common.base.Predicate<com.google.common.collect.Range<java.math.BigDecimal>> isDecimalRangeNotEmpty

• isDateTimeRangeNotEmpty

  public static final com.google.common.base.Predicate<com.google.common.collect.Range<org.joda.time.DateTime>> isDateTimeRangeNotEmpty

Constructor Detail

• Util

  public Util()

Method Detail

• emptyIfNull

  public static java.lang.String emptyIfNull(java.lang.String s)

  Returns empty string if given null, original string otherwise.

• closedRange

  public static <T extends java.lang.Comparable> com.google.common.collect.Range<T> closedRange(@Nullable
                                                                                T from,
                                                                                @Nullable
                                                                                T to)

  Creates a range based on (nullable) bounds.

• urlEncode

  public static java.lang.String urlEncode(java.lang.String s)

  Encodes urls with US-ASCII.

• toLanguageTag

  public static java.lang.String toLanguageTag(java.util.Locale l)

  Encodes a Locale to a BCP-47-conformant language tag. Emulates Java 7's Locale#toLanguageTag. Note that the separator is the hyphen (-) not the underscore. http://docs.oracle.com/javase/7/docs/api/java/util/Locale.html#toLanguageTag()

• fromLanguageTag

  public static java.util.Locale fromLanguageTag(@Nonnull
                                 java.lang.String s)

• sync

  public static <T> T sync(com.google.common.util.concurrent.ListenableFuture<T> future)

  Blocks, wraps exceptions as SphereExceptions.

• toSphereException

  public static SphereClientException toSphereException(java.lang.Throwable t)

• syncResult

  public static <T> T syncResult(com.google.common.util.concurrent.ListenableFuture<SphereResult<T>> future)

  Blocks, extracts success value, converts Sphere errors to exceptions.

• getValueOrThrow

  public static <T> T getValueOrThrow(SphereResult<T> result)

  If successful, gets the value. Otherwise throws the most specific error.

• getSingleError

  public static <T extends SphereError> T getSingleError(SphereBackendException e,
                                         java.lang.Class<T> errorClass)

  If the exception contains exactly one error and it is of given type, returns it. Otherwise returns null.

• getError

  public static <T extends SphereError> T getError(SphereBackendException e,
                                   java.lang.Class<T> errorClass)

  If the exception contains an one error of given type, returns it. Otherwise returns null.

• requestToString

  public static java.lang.String requestToString(com.ning.http.client.Request request)

  Serializes request, usually for logging or debugging purposes.

• getDecodedUrl

  public static java.lang.String getDecodedUrl(com.ning.http.client.Request request)

  Gets full decoded URL including query string.

• requestResponseToString

  public static java.lang.String requestResponseToString(com.ning.http.client.Request request,
                                         com.ning.http.client.Response response)

  Serializes request and response, usually for logging or debugging purposes.

• debugPrintRequestHolder

  public static java.lang.String debugPrintRequestHolder(TestableRequestHolder request)

  Serializes a TestableRequestHolder, usually for logging or debugging purposes.

• prettyPrintJsonStringSecure

  public static java.lang.String prettyPrintJsonStringSecure(java.lang.String json)
                                                      throws java.io.IOException

  Pretty prints given JSON string, replacing passwords by 'xxxxx'.

  Throws:

  java.io.IOException

• isRangeNotEmpty

  public static <T extends java.lang.Comparable> com.google.common.base.Predicate<com.google.common.collect.Range<T>> isRangeNotEmpty()

  Returns true if given range is not null and has at least one endpoint.