Provides common utility methods such as date/time manipulation, base64 encoders
and decoders, string and number conversion methods, and XML utilities.
| ArrayMap<K, V> |
ArrayMap is a generic key->value mapping data structure that is
designed to be more memory efficient than a traditional HashMap.
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| ArraySet<E> |
ArraySet is a generic set data structure that is designed to be more memory efficient than a
traditional HashSet.
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| AtomicFile |
Helper class for performing atomic operations on a file by creating a
backup file until a write has successfully completed.
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| Base64 |
Utilities for encoding and decoding the Base64 representation of
binary data.
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| Base64InputStream |
An InputStream that does Base64 decoding on the data read through
it.
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| Base64OutputStream |
An OutputStream that does Base64 encoding on the data written to
it, writing the resulting data to another OutputStream.
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| Config |
This class was deprecated
in API level 14.
This class is not useful, it just returns the same value for
all constants, and has always done this. Do not use it.
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| DebugUtils |
Various utilities for debugging and logging.
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| DisplayMetrics |
A structure describing general information about a display, such as its
size, density, and font scaling.
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| EventLog |
Access to the system diagnostic event record.
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| EventLog.Event |
A previously logged event read from the logs.
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| EventLogTags |
This class was deprecated
in API level 8.
This class is no longer functional.
Use EventLog instead.
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| EventLogTags.Description |
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| FloatMath |
This class was deprecated
in API level 22.
Use Math instead.
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| FloatProperty<T> |
An implementation of Property to be used specifically with fields of type
float.
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| IntProperty<T> |
An implementation of Property to be used specifically with fields of type
int.
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| JsonReader |
Reads a JSON (RFC 4627)
encoded value as a stream of tokens.
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| JsonWriter |
Writes a JSON (RFC 4627)
encoded value to a stream, one token at a time.
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| LayoutDirection |
A class for defining layout directions.
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| Log |
API for sending log output.
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| LogPrinter |
Implementation of a Printer that sends its output
to the system log.
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| LongSparseArray<E> |
SparseArray mapping longs to Objects.
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| LruCache<K, V> |
A cache that holds strong references to a limited number of values.
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| MonthDisplayHelper |
Helps answer common questions that come up when displaying a month in a
6 row calendar grid format.
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| MutableBoolean |
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| MutableByte |
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| MutableChar |
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| MutableDouble |
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| MutableFloat |
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| MutableInt |
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| MutableLong |
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| MutableShort |
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| Pair<F, S> |
Container to ease passing around a tuple of two objects.
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| Patterns |
Commonly used regular expression patterns.
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| PrintStreamPrinter |
Implementation of a Printer that sends its output
to a PrintStream.
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| PrintWriterPrinter |
Implementation of a Printer that sends its output
to a PrintWriter.
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| Property<T, V> |
A property is an abstraction that can be used to represent a mutable value that is held
in a host object.
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| Range<T extends Comparable<? super T>> |
Immutable class for describing the range of two numeric values.
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| Rational |
An immutable data type representation a rational number.
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| Size |
Immutable class for describing width and height dimensions in pixels.
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| SizeF |
Immutable class for describing width and height dimensions in some arbitrary
unit.
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| SparseArray<E> |
SparseArrays map integers to Objects.
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| SparseBooleanArray |
SparseBooleanArrays map integers to booleans.
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| SparseIntArray |
SparseIntArrays map integers to integers.
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| SparseLongArray |
SparseLongArrays map integers to longs.
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| StateSet |
State sets are arrays of positive ints where each element
represents the state of a View (e.g.
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| StringBuilderPrinter |
Implementation of a Printer that sends its output
to a StringBuilder.
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| TimeUtils |
A class containing utility methods related to time zones.
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| TimingLogger |
A utility class to help log timings splits throughout a method call.
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| TypedValue |
Container for a dynamically typed data value.
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| Xml |
XML utility methods.
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