# Package org.apache.catalina.util

package org.apache.catalina.util

Related Packages
Package
Description
org.apache.catalina
Classes
Class
Description
CharsetMapper
Utility class that attempts to map from a Locale to the corresponding character set to be used for interpreting input text (or generating output text) when the Content-Type header does not include one.
ConcurrentDateFormat
Deprecated.
Unused.
ContextName
Utility class to manage context names so there is one place where the conversions between baseName, path and version take place.
CustomObjectInputStream
Custom subclass of `ObjectInputStream` that loads from the class loader for this web application.
DOMWriter
A DOM writer optimised for use by WebDAV.
ErrorPageSupport
Provides support for tracking per exception type and per HTTP status code error pages.
Extension
Utility class that represents either an available "Optional Package" (formerly known as "Standard Extension") as described in the manifest of a JAR file, or the requirement for such an optional package.
ExtensionValidator
Ensures that all extension dependencies are resolved for a WEB application are met.
Introspection
Provides introspection utilities that either require knowledge of Tomcat internals or are solely used by Tomcat internals.
IOTools
Contains commonly needed I/O-related methods
LifecycleBase
Base implementation of the `Lifecycle` interface that implements the state transition rules for `Lifecycle.start()` and `Lifecycle.stop()`
LifecycleMBeanBase
ManifestResource
Representation of a Manifest file and its available extensions and required extensions
NetMask
A class representing a CIDR netmask.
NetMaskSet
This class maintains a Set of NetMask objects and allows to check if a given IP address is matched by any of the NetMasks, making it easy to create Allow and Deny lists of CIDR networks and hosts.
ParameterMap<K,V>
Implementation of java.util.Map that includes a `locked` property.
RequestUtil
General purpose request parsing and encoding utility methods.
ResourceSet<T>
Extended implementation of HashSet that includes a `locked` property.
ServerInfo
Simple utility module to make it easy to plug in the server identifier when integrating Tomcat.
SessionConfig
SessionIdGeneratorBase
StandardSessionIdGenerator
Strftime
Converts dates to strings using the same format specifiers as strftime Note: This does not mimic strftime perfectly.
StringUtil
TimeBucketCounter
This class maintains a thread safe hash map that has timestamp-based buckets followed by a string for a key, and a counter for a value. each time the increment() method is called it adds the key if it does not exist, increments its value and returns it. a maintenance thread cleans up keys that are prefixed by previous timestamp buckets.
TLSUtil
TomcatCSS
ToStringUtil
Utility class used to help generate return values for calls to `Object.toString()`.
URLEncoder
This class is very similar to the java.net.URLEncoder class.
XMLWriter
XMLWriter helper class.