Package | Description |
---|---|
java.util |
Contains the collections framework, legacy collection classes, event model,
date and time facilities, internationalization, and miscellaneous utility
classes (a string tokenizer, a random-number generator, and a bit array).
|
java.util.concurrent |
Utility classes commonly useful in concurrent programming.
|
javax.print.attribute.standard |
Package javax.print.attribute.standard
contains classes for specific printing attributes.
|
Modifier and Type | Class | Description |
---|---|---|
class |
EnumMap<K extends Enum<K>,V>
A specialized
Map implementation for use with enum type keys. |
|
class |
HashMap<K,V>
Hash table based implementation of the Map interface.
|
|
class |
IdentityHashMap<K,V>
This class implements the Map interface with a hash table, using
reference-equality in place of object-equality when comparing keys (and
values).
|
|
class |
LinkedHashMap<K,V>
Hash table and linked list implementation of the Map interface,
with predictable iteration order.
|
|
class |
TreeMap<K,V>
A Red-Black tree based
NavigableMap implementation. |
|
class |
WeakHashMap<K,V>
Hash table based implementation of the Map interface, with
weak keys.
|
Modifier and Type | Class | Description |
---|---|---|
class |
ConcurrentHashMap<K,V>
A hash table supporting full concurrency of retrievals and
high expected concurrency for updates.
|
|
class |
ConcurrentSkipListMap<K,V>
A scalable concurrent
ConcurrentNavigableMap implementation. |
Modifier and Type | Class | Description |
---|---|---|
class |
PrinterStateReasons
Class PrinterStateReasons is a printing attribute class, a set of
enumeration values, that provides additional information about the
printer's current state, i.e., information that augments the value of the
printer's
PrinterState attribute. |
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