| Package | Description |
|---|---|
| java.io |
Provides for system input and output through data streams,
serialization and the file system.
|
| java.security |
Provides the classes and interfaces for the security framework.
|
| java.util.jar |
Provides classes for reading and writing the JAR (Java ARchive) file
format, which is based on the standard ZIP file format with an
optional manifest file.
|
| java.util.zip |
Provides classes for reading and writing the standard ZIP and GZIP
file formats.
|
| Modifier and Type | Class and Description |
|---|---|
class |
BufferedOutputStream
The class implements a buffered output stream.
|
class |
DataOutputStream
A data output stream lets an application write primitive Java data
types to an output stream in a portable way.
|
class |
PrintStream
A
PrintStream adds functionality to another output stream,
namely the ability to print representations of various data values
conveniently. |
| Modifier and Type | Class and Description |
|---|---|
class |
DigestOutputStream
A transparent stream that updates the associated message digest using
the bits going through the stream.
|
| Modifier and Type | Class and Description |
|---|---|
class |
JarOutputStream
The
JarOutputStream class is used to write the contents
of a JAR file to any output stream. |
| Modifier and Type | Class and Description |
|---|---|
class |
CheckedOutputStream
An output stream that also maintains a checksum of the data being
written.
|
class |
DeflaterOutputStream
This class implements an output stream filter for compressing data in
the "deflate" compression format.
|
class |
GZIPOutputStream
This class implements a stream filter for writing compressed data in
the GZIP file format.
|
class |
ZipOutputStream
This class implements an output stream filter for writing files in the
ZIP file format.
|
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