| Package | Description |
|---|---|
| org.apache.hadoop.crypto | |
| 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.statistics |
This package contains support for statistic collection and reporting.
|
| org.apache.hadoop.io |
Generic i/o code for use when reading and writing data to the network,
to databases, and to files.
|
| Modifier and Type | Class | Description |
|---|---|---|
class |
CryptoInputStream |
CryptoInputStream decrypts data.
|
class |
CryptoOutputStream |
CryptoOutputStream encrypts data.
|
| Modifier and Type | Class | Description |
|---|---|---|
class |
BufferedFSInputStream |
A class that optimizes reading from FSInputStream by buffering.
|
class |
FSDataInputStream |
Utility that wraps a
FSInputStream in a DataInputStream
and buffers input through a BufferedInputStream. |
class |
FSDataOutputStream |
Utility that wraps a
OutputStream in a DataOutputStream. |
class |
FSOutputSummer |
This is a generic output stream for generating checksums for
data before it is written to the underlying stream
|
| Modifier and Type | Class | Description |
|---|---|---|
class |
CryptoFSDataInputStream |
|
class |
CryptoFSDataOutputStream |
| Modifier and Type | Class | Description |
|---|---|---|
class |
FlagSet<E extends java.lang.Enum<E>> |
A set of flags, constructed from a configuration option or from a string,
with the semantics of
ConfigurationHelper.parseEnumSet(String, String, Class, boolean)
and implementing StreamCapabilities. |
| Modifier and Type | Class | Description |
|---|---|---|
class |
BufferedIOStatisticsInputStream |
An extension of
BufferedInputStream which implements
IOStatisticsSource and forwards requests for the
IOStatistics to the wrapped stream. |
class |
BufferedIOStatisticsOutputStream |
An extension of
BufferedOutputStream which implements
IOStatisticsSource and forwards requests for the
IOStatistics to the wrapped stream. |
| Modifier and Type | Class | Description |
|---|---|---|
static class |
SequenceFile.Writer |
Write key/value pairs to a sequence-format file.
|
Copyright © 2008–2025 Apache Software Foundation. All rights reserved.