Uses of Class java.util.jar.Attributes (Java Platform SE 8 )
Date: 2026-03-29

## Uses of Class
java.util.jar.Attributes

- Packages that use Attributes
  Package | Description
  --- | ---
  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.

- - ### Uses of Attributes in java.net

    Methods in java.net that return Attributes
    Modifier and Type | Method and Description
    --- | ---
    `Attributes` | JarURLConnection.`getAttributes()` Return the Attributes object for this connection if the URL for it points to a JAR file entry, null otherwise.
    `Attributes` | JarURLConnection.`getMainAttributes()` Returns the main Attributes for the JAR file for this connection.

  - ### Uses of Attributes in java.util.jar

    Methods in java.util.jar that return Attributes
    Modifier and Type | Method and Description
    --- | ---
    `Attributes` | JarEntry.`getAttributes()` Returns the `Manifest` `Attributes` for this entry, or `null` if none.
    `Attributes` | Manifest.`getAttributes(String name)` Returns the Attributes for the specified entry name.
    `Attributes` | Manifest.`getMainAttributes()` Returns the main Attributes for the Manifest.

    Methods in java.util.jar that return types with arguments of type Attributes
    Modifier and Type | Method and Description
    --- | ---
    `Map<String,Attributes>` | Manifest.`getEntries()` Returns a Map of the entries contained in this Manifest.

    Constructors in java.util.jar with parameters of type Attributes
    Constructor and Description
    `Attributes(Attributes attr)` Constructs a new Attributes object with the same attribute name-value mappings as in the specified Attributes.

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, 2026, Oracle and/or its affiliates. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.