# Uses of Package
com.fasterxml.jackson.databind.util

Packages that use com.fasterxml.jackson.databind.util
com.fasterxml.jackson.databind: Basic data binding (mapping) functionality that allows for reading JSON content into Java Objects (POJOs) and JSON Trees (`JsonNode`), as well as writing Java Objects and trees as JSON.
com.fasterxml.jackson.databind.cfg: Package that contains most of configuration-related classes; exception being couple of most-commonly used configuration things (like Feature enumerations) that are at the main level (`com.fasterxml.jackson.databind`).
com.fasterxml.jackson.databind.deser: Contains implementation classes of deserialization part of data binding.
com.fasterxml.jackson.databind.deser.impl: Contains those implementation classes of deserialization part of data binding that are not considered part of public or semi-public interfaces.
com.fasterxml.jackson.databind.deser.std: Contains public standard implementations of abstraction that Jackson uses.
com.fasterxml.jackson.databind.introspect: Functionality needed for Bean introspection, required for detecting accessors and mutators for Beans, as well as locating and handling method annotations.
com.fasterxml.jackson.databind.jsontype.impl: Package that contains standard implementations for `TypeResolverBuilder` and `TypeIdResolver`.
com.fasterxml.jackson.databind.node: Contains concrete `JsonNode` implementations Jackson uses for the Tree model.
com.fasterxml.jackson.databind.ser: Contains implementation classes of serialization part of data binding.
com.fasterxml.jackson.databind.ser.impl: Contains implementation classes of serialization part of data binding.
com.fasterxml.jackson.databind.ser.std
com.fasterxml.jackson.databind.type: Package that contains concrete implementations of `JavaType`, as well as the factory (`TypeFactory`) for constructing instances from various input data types (like `Class`, `Type`) and programmatically (for structured types, arrays, `List`s and `Map`s).
com.fasterxml.jackson.databind.util: Utility classes for Mapper package.

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind
Class and Description
AccessPattern Enumeration used to indicate required access pattern for providers: this can sometimes be used to optimize out dynamic calls.
Annotations Interface that defines interface for accessing contents of a collection of annotations.
ArrayBuilders Helper class that contains set of distinct builders for different arrays of primitive values.
Converter Helper interface for things that convert Objects of one type to another.
LinkedNode Node of a forward-only linked list.
Named Simple tag interface mostly to allow sorting by name.
NameTransformer Helper class used to encapsulate details of name mangling, transforming of names using different strategies (prefixes, suffixes).
ObjectBuffer Helper class to use for constructing Object arrays by appending entries to create arrays of various lengths (length that is not known a priori).
RootNameLookup Helper class for caching resolved root names.

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.cfg
Class and Description
Converter Helper interface for things that convert Objects of one type to another.
RootNameLookup Helper class for caching resolved root names.

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.deser
Class and Description
AccessPattern Enumeration used to indicate required access pattern for providers: this can sometimes be used to optimize out dynamic calls.
Annotations Interface that defines interface for accessing contents of a collection of annotations.
Converter Helper interface for things that convert Objects of one type to another.
EnumResolver Helper class used to resolve String values (either JSON Object field names or regular String values) into Java Enum instances.
Named Simple tag interface mostly to allow sorting by name.
NameTransformer Helper class used to encapsulate details of name mangling, transforming of names using different strategies (prefixes, suffixes).
TokenBuffer Utility class used for efficient storage of `JsonToken` sequences, needed for temporary buffering.
ViewMatcher Helper class used for checking whether a property is visible in the active view

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.deser.impl
Class and Description
AccessPattern Enumeration used to indicate required access pattern for providers: this can sometimes be used to optimize out dynamic calls.
Annotations Interface that defines interface for accessing contents of a collection of annotations.
Named Simple tag interface mostly to allow sorting by name.
NameTransformer Helper class used to encapsulate details of name mangling, transforming of names using different strategies (prefixes, suffixes).
TokenBuffer Utility class used for efficient storage of `JsonToken` sequences, needed for temporary buffering.

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.deser.std
Class and Description
AccessPattern Enumeration used to indicate required access pattern for providers: this can sometimes be used to optimize out dynamic calls.
CompactStringObjectMap Specialized lookup class that implements functionality similar to `Map`, but for special case of key always being `String` and using more compact (and memory-access friendly) hashing scheme.
Converter Helper interface for things that convert Objects of one type to another.
EnumResolver Helper class used to resolve String values (either JSON Object field names or regular String values) into Java Enum instances.
NameTransformer Helper class used to encapsulate details of name mangling, transforming of names using different strategies (prefixes, suffixes).
TokenBuffer Utility class used for efficient storage of `JsonToken` sequences, needed for temporary buffering.

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.introspect
Class and Description
Annotations Interface that defines interface for accessing contents of a collection of annotations.
Converter Helper interface for things that convert Objects of one type to another.
LRUMap Helper for simple bounded maps used for reusing lookup values.
Named Simple tag interface mostly to allow sorting by name.
NameTransformer Helper class used to encapsulate details of name mangling, transforming of names using different strategies (prefixes, suffixes).

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.jsontype.impl
Class and Description
TokenBuffer Utility class used for efficient storage of `JsonToken` sequences, needed for temporary buffering.

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.node
Class and Description
RawValue Helper class used to encapsulate "raw values", pre-encoded textual content that can be output as opaque value with no quoting/escaping, using `JsonGenerator.writeRawValue(String)`.

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.ser
Class and Description
Annotations Interface that defines interface for accessing contents of a collection of annotations.
Converter Helper interface for things that convert Objects of one type to another.
Named Simple tag interface mostly to allow sorting by name.
NameTransformer Helper class used to encapsulate details of name mangling, transforming of names using different strategies (prefixes, suffixes).

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.ser.impl
Class and Description
Annotations Interface that defines interface for accessing contents of a collection of annotations.
Named Simple tag interface mostly to allow sorting by name.
NameTransformer Helper class used to encapsulate details of name mangling, transforming of names using different strategies (prefixes, suffixes).
TypeKey Key that offers two "modes"; one with raw class, as used for cases were raw class type is available (for example, when using runtime type); and one with full generics-including.

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.ser.std
Class and Description
Converter Helper interface for things that convert Objects of one type to another.
EnumValues Helper class used for storing String serializations of enumerations.
Named Simple tag interface mostly to allow sorting by name.
NameTransformer Helper class used to encapsulate details of name mangling, transforming of names using different strategies (prefixes, suffixes).
TokenBuffer Utility class used for efficient storage of `JsonToken` sequences, needed for temporary buffering.

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.type
Class and Description
LRUMap Helper for simple bounded maps used for reusing lookup values.

Classes in com.fasterxml.jackson.databind.util used by com.fasterxml.jackson.databind.util
Class and Description
AccessPattern Enumeration used to indicate required access pattern for providers: this can sometimes be used to optimize out dynamic calls.
ArrayBuilders.BooleanBuilder
ArrayBuilders.ByteBuilder
ArrayBuilders.DoubleBuilder
ArrayBuilders.FloatBuilder
ArrayBuilders.IntBuilder
ArrayBuilders.LongBuilder
ArrayBuilders.ShortBuilder
ClassUtil.Ctor Value class used for caching Constructor declarations; used because caching done by JDK appears to be somewhat inefficient for some use cases.
CompactStringObjectMap Specialized lookup class that implements functionality similar to `Map`, but for special case of key always being `String` and using more compact (and memory-access friendly) hashing scheme.
Converter Helper interface for things that convert Objects of one type to another.
EnumResolver Helper class used to resolve String values (either JSON Object field names or regular String values) into Java Enum instances.
EnumValues Helper class used for storing String serializations of enumerations.
LinkedNode Node of a forward-only linked list.
LRUMap Helper for simple bounded maps used for reusing lookup values.
Named Simple tag interface mostly to allow sorting by name.
NameTransformer Helper class used to encapsulate details of name mangling, transforming of names using different strategies (prefixes, suffixes).
PrimitiveArrayBuilder Base class for specialized primitive array builders.
SimpleBeanPropertyDefinition Simple immutable `BeanPropertyDefinition` implementation that can be wrapped around a `AnnotatedMember` that is a simple accessor (getter) or mutator (setter, constructor parameter) (or both, for fields).
StdDateFormat Default `DateFormat` implementation used by standard Date serializers and deserializers.
TokenBuffer Utility class used for efficient storage of `JsonToken` sequences, needed for temporary buffering.
TokenBuffer.Segment Individual segment of TokenBuffer that can store up to 16 tokens (limited by 4 bits per token type marker requirement).
TokenBufferReadContext Implementation of `JsonStreamContext` used by `TokenBuffer` to link back to the original context to try to keep location information consistent between source location and buffered content when it's re-read from the buffer.
TypeKey Key that offers two "modes"; one with raw class, as used for cases were raw class type is available (for example, when using runtime type); and one with full generics-including.
ViewMatcher Helper class used for checking whether a property is visible in the active view