Package com.liferay.portal.kernel.util

This package defines the kernel utility interfaces and classes.

See:
Description

Interface Summary

Accessor<T,V>
CalendarFactory
CallbackMatcher.Callback
Constants
ContentTypes
Converter<T>
CookieKeys
Database	Deprecated. DB
DateFormatFactory
Diff
DiffHtml
Digester
FastDateFormatConstants
FastDateFormatFactory
File
FriendlyURLNormalizer
HashCode
HashCodeFactory
Html
Http
JavaConstants
Localization	Stores and retrieves localized strings from XML, and provides utility methods for updating localizations from JSON, portlet requests, and maps.
MethodParametersResolver
MimeTypes
MultiValueMapFactory
OrderByComparatorFactory
PortalInitable	Deprecated. PortalLifecycle
PortalLifecycle
PrefsProps
Props
PropsKeys
ServiceBeanMethodInvocationFactory
SocketUtil.ServerSocketConfigurator
StringEncoder
WebKeys

Class Summary

AggregateClassLoader
ArrayUtil
ArrayUtil_IW
ArrayWrapper
AutoResetThreadLocal<T>
Base64
BasePortalLifecycle
BigDecimalUtil
BinarySearch<E>
BooleanWrapper
BreadcrumbsUtil
CalendarFactoryUtil
CalendarUtil
CallbackMatcher	See http://issues.liferay.com/browse/LPS-6872.
CamelCaseUtil
CentralizedThreadLocal<T>
CharBufferPool
CharPool
ClassLoaderObjectInputStream
ClassLoaderPool	Maps servlet context names to/from the servlet context's class loader.
ClassLoaderProxy
ClassResolverUtil
ClassUtil
ClearThreadLocalUtil
ClearTimerThreadUtil
ConcurrentHashSet<E>	Deprecated. ConcurrentHashSet
ContextPathUtil
CSVUtil
DatabaseUtil	Deprecated. DBFactoryUtil
DateFormatFactoryUtil
DateFormats	Deprecated. Use DateFormatFactoryUtil or FastDateFormatFactoryUtil
DateUtil
DateUtil_IW
DeterminateKeyGenerator	See http://issues.liferay.com/browse/LPS-6872.
DiffHtmlUtil	This class can compare two different versions of HTML code.
DiffResult	Represents a change between one or several lines.
DiffUtil	This class can compare two different versions of a text.
DigesterUtil
DocumentConversionUtil
DoubleWrapper
EscapableObject<T>
FastDateFormatFactoryUtil
FileComparator
FileUtil
FloatWrapper
FriendlyURLNormalizerUtil
GetterUtil
GetterUtil_IW
HashCodeFactoryUtil
HashUtil
HeapUtil
HtmlEscapableObject<T>
HtmlUtil
Http.Auth
Http.Body
Http.FilePart
Http.Options
Http.Response
HttpUtil
InetAddressUtil
InfrastructureUtil
InheritableMap<K,V>
InitialThreadLocal<T>
InstanceFactory
InstancePool
IntegerWrapper
IPDetector
JavaDetector
JavaProps	Deprecated. JavaDetector
KeyValuePair
KeyValuePairComparator
KMPSearch	See http://en.wikipedia.org/wiki/Knuth-Morris-Pratt_algorithm.
ListTree<T extends Comparable<T>>
ListUtil
ListWrapper<E>
LocaleThreadLocal
LocaleUtil
LocalizationUtil
LongWrapper
LRUMap<K,V>
MapBackedSet<E>
MapUtil
MathUtil
MethodCache
MethodComparator
MethodHandler
MethodInvoker	Deprecated.
MethodKey
MethodParameter
MethodParametersResolverUtil
MethodTargetClassKey
MethodWrapper	Deprecated.
MimeTypesUtil
MultiValueMap<K extends Serializable,V extends Serializable>
MultiValueMapFactoryUtil
NamedThreadFactory
NotificationThreadLocal
NullSafeProperties	Deprecated. This class has been renamed to SafeProperties.
NullWrapper
NumericalStringComparator
ObjectValuePair<K,V>
ObjectValuePairComparator<K,V>
OrderByComparator
OrderByComparatorFactoryUtil
OrderedProperties
OSDetector
PackagingUtil
ParamUtil
ParamUtil_IW
PathUtil
PortalClassInvoker
PortalClassLoaderUtil
PortalInitableUtil	Deprecated. PortalLifecycleUtil
PortalLifecycleUtil
PortletClassInvoker
PrefsParamUtil
PrefsPropsUtil
PreloadClassLoader
PrettyDateFormat
PrimitiveIntList
PrimitiveIntSet
PrimitiveLongList
PrimitiveLongSet
PrimitiveWrapper
ProcessUtil
ProgressTracker
ProgressTrackerThreadLocal
PropertiesParamUtil
PropertiesUtil
PropsUtil
ProxyFactory
ProxyUtil
RandomAccessInputStream	This class enables any InputStream to be seekable by caching its data in a temporary RandomAccessFile.
Randomizer
Randomizer_IW
ReferenceEntry
ReferenceRegistry
ReflectionUtil
ReleaseInfo
ResourceBundleThreadLocal
ResourceBundleUtil
SafeProperties
SerializableUtil	Deprecated. As of 6.1.0, moved to SerializableUtil
ServerDetector
ServiceBeanMethodInvocationFactoryUtil
ServiceLoader
SessionParamUtil
SetUtil
ShortWrapper
SilentPrefsPropsUtil
SimplePojoClp<T>	A class loader proxy able to serialize simple POJOs between two class loaders.
SocketUtil
SocketUtil.BindInfo
SortedArrayList<E>
SortedProperties
StackTraceUtil
StaticFieldGetter
StreamUtil
StringBundler	See http://issues.liferay.com/browse/LPS-6072.
StringComparator
StringParser	Parses strings into parameter maps and vice versa.
StringParserFragment
StringPool
StringUtil	The String utility class.
StringUtil_IW
SystemEnv
SystemProperties
TempFileUtil
TextFormatter
ThemeHelper
ThreadUtil
Time
TimeZoneComparator
TimeZoneThreadLocal
TimeZoneUtil
TimeZoneUtil_IW
TransientValue<V>
TranslatedList<E,F>
TreeNode<T extends Comparable<T>>
TreeNodeView
TreeView
Tuple
UnicodeFormatter
UnicodeFormatter_IW
UnicodeProperties	This is a rewrite of java.util.Properties that is not synchronized and natively supports non-ASCII encodings.
UniqueList<E>
UnmodifiableList<E>	This is a read-only wrapper around any java.util.List.
UnsyncPrintWriterPool
URLCodec
URLStringEncoder
Validator	Provides utility methods related to data validation and format checking.
Validator_IW
WeakValueConcurrentHashMap<K,V>

Enum Summary

Http.Method

Exception Summary

TempFileNameException

Package com.liferay.portal.kernel.util Description

This package defines the kernel utility interfaces and classes.

Some of the most significant classes that you may need to use are:

Interfaces

• Localization

Classes

• LocalizationUtil