Provides common utility methods such as date/time manipulation, base64 encoders and decoders, string and number conversion methods, and XML utilities.
| AttributeSet | A collection of attributes, as found associated with a tag in an XML document. |
| Printer | Simple interface for printing text, allowing redirection to various targets. |
| Config | Build configuration. The constants in this class vary depending on release vs. debug build. |
| DebugUtils | Various utilities for debugging and logging. |
| DisplayMetrics | A structure describing general information about a display, such as its size, density, and font scaling. |
| EventLogTags | Parsed representation of /etc/event-log-tags. |
| EventLogTags.Description | |
| FloatMath | Math routines similar to those found in Math. |
| Log | API for sending log output. |
| LogPrinter | Implementation of a Printer that sends its output to the system log. |
| MonthDisplayHelper | Helps answer common questions that come up when displaying a month in a 6 row calendar grid format. |
| PrintStreamPrinter | Implementation of a Printer that sends its output to a PrintStream. |
| PrintWriterPrinter | Implementation of a Printer that sends its output to a PrintWriter. |
| SparseArray<E> | SparseArrays map integers to Objects. |
| SparseBooleanArray | SparseBooleanArrays map integers to booleans. |
| SparseIntArray | SparseIntArrays map integers to integers. |
| StateSet | State sets are arrays of positive ints where each element represents the state of a View (e.g. |
| StringBuilderPrinter | Implementation of a Printer that sends its output to a StringBuilder. |
| TimeUtils | A class containing utility methods related to time zones. |
| TimingLogger | A utility class to help log timings splits throughout a method call. |
| TypedValue | Container for a dynamically typed data value. |
| Xml | XML utility methods. |
| Xml.Encoding | Supported character encodings. |
| AndroidException | Base class for all checked exceptions thrown by the Android frameworks. |
| AndroidRuntimeException | Base class for all unchecked exceptions thrown by the Android frameworks. |
| TimeFormatException |