| Package | Description |
|---|---|
| org.apache.hadoop.fs |
An abstract file system API.
|
| org.apache.hadoop.fs.crypto | |
| org.apache.hadoop.fs.impl |
This package contains implementation classes for use inside
filesystems.
|
| org.apache.hadoop.fs.impl.prefetch |
block caching for use in object store clients.
|
| org.apache.hadoop.fs.statistics |
This package contains support for statistic collection and reporting.
|
| org.apache.hadoop.fs.statistics.impl |
Implementation support for statistics.
|
| org.apache.hadoop.io.compress | |
| org.apache.hadoop.io.wrappedio |
Support for dynamic access to filesystem operations which are not available
in older hadoop releases.
|
| org.apache.hadoop.util.functional |
Support for functional programming within the Hadoop APIs.
|
| Class and Description |
|---|
| IOStatistics
IO Statistics.
|
| IOStatisticsSource
A source of IO statistics.
|
| Class and Description |
|---|
| IOStatisticsSource
A source of IO statistics.
|
| Class and Description |
|---|
| IOStatisticsSource
A source of IO statistics.
|
| Class and Description |
|---|
| DurationTracker
Interface to be implemented by objects which can track duration.
|
| DurationTrackerFactory
Interface for a source of duration tracking.
|
| IOStatisticsSource
A source of IO statistics.
|
| Class and Description |
|---|
| DurationStatisticSummary
Summary of duration tracking statistics
as extracted from an IOStatistics instance.
|
| DurationTracker
Interface to be implemented by objects which can track duration.
|
| DurationTrackerFactory
Interface for a source of duration tracking.
|
| IOStatistics
IO Statistics.
|
| IOStatisticsAggregator
Interface exported by classes which support
aggregation of
IOStatistics. |
| IOStatisticsContext
An interface defined to capture thread-level IOStatistics by using per
thread context.
|
| IOStatisticsSetters
Setter for IOStatistics entries.
|
| IOStatisticsSnapshot
Snapshot of statistics from a different source.
|
| IOStatisticsSource
A source of IO statistics.
|
| MeanStatistic
A mean statistic represented as the sum and the sample count;
the mean is calculated on demand.
|
| Class and Description |
|---|
| DurationTracker
Interface to be implemented by objects which can track duration.
|
| DurationTrackerFactory
Interface for a source of duration tracking.
|
| IOStatistics
IO Statistics.
|
| IOStatisticsAggregator
Interface exported by classes which support
aggregation of
IOStatistics. |
| IOStatisticsContext
An interface defined to capture thread-level IOStatistics by using per
thread context.
|
| IOStatisticsSetters
Setter for IOStatistics entries.
|
| IOStatisticsSnapshot
Snapshot of statistics from a different source.
|
| IOStatisticsSource
A source of IO statistics.
|
| MeanStatistic
A mean statistic represented as the sum and the sample count;
the mean is calculated on demand.
|
| Class and Description |
|---|
| IOStatistics
IO Statistics.
|
| IOStatisticsSource
A source of IO statistics.
|
| Class and Description |
|---|
| IOStatisticsSnapshot
Snapshot of statistics from a different source.
|
| Class and Description |
|---|
| IOStatistics
IO Statistics.
|
| IOStatisticsSource
A source of IO statistics.
|
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