| Package | Description |
|---|---|
| java.lang.instrument |
Provides services that allow Java programming language agents to instrument programs running on the JVM.
|
| java.net |
Provides the classes for implementing networking applications.
|
| 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.
|
| Class and Description |
|---|
| JarFile
The
JarFile class is used to read the contents of a jar file
from any file that can be opened with java.io.RandomAccessFile. |
| Class and Description |
|---|
| Attributes
The Attributes class maps Manifest attribute names to associated string
values.
|
| JarEntry
This class is used to represent a JAR file entry.
|
| JarFile
The
JarFile class is used to read the contents of a jar file
from any file that can be opened with java.io.RandomAccessFile. |
| Manifest
The Manifest class is used to maintain Manifest entry names and their
associated Attributes.
|
| Class and Description |
|---|
| Attributes
The Attributes class maps Manifest attribute names to associated string
values.
|
| Attributes.Name
The Attributes.Name class represents an attribute name stored in
this Map.
|
| JarEntry
This class is used to represent a JAR file entry.
|
| JarFile
The
JarFile class is used to read the contents of a jar file
from any file that can be opened with java.io.RandomAccessFile. |
| JarInputStream
The
JarInputStream class is used to read the contents of
a JAR file from any input stream. |
| JarOutputStream
The
JarOutputStream class is used to write the contents
of a JAR file to any output stream. |
| Manifest
The Manifest class is used to maintain Manifest entry names and their
associated Attributes.
|
| Pack200.Packer
The packer engine applies various transformations to the input JAR file,
making the pack stream highly compressible by a compressor such as
gzip or zip.
|
| Pack200.Unpacker
The unpacker engine converts the packed stream to a JAR file.
|
Submit a bug or feature
For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
Copyright © 1993, 2020, Oracle and/or its affiliates. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.
Scripting on this page tracks web page traffic, but does not change the content in any way.