org.apache.commons.compress.java.util.jar

## Interface Pack200.Unpacker

- All Known Implementing Classes:
    Pack200UnpackerAdapter
  Enclosing class:
    Pack200

      public static interface Pack200.Unpacker

  The interface defining the API for converting a packed stream in the Pack200 format to a JAR file.

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static String` | `DEFLATE_HINT` The String indicating if the unpacker should ignore all transmitted values,can be replaced by either `true` or `false`.
    `static String` | `FALSE` a String representation of `false`.
    `static String` | `KEEP` a String representation of `keep`.
    `static String` | `PROGRESS` the progress as a `percentage`.
    `static String` | `TRUE` a String representation of `true`.

  - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `addPropertyChangeListener(PropertyChangeListener listener)` add a listener for `PropertyChange` events.
    `SortedMap<String,String>` | `properties()` Returns a sorted map of the properties of this unpacker.
    `void` | `removePropertyChangeListener(PropertyChangeListener listener)` remove a listener.
    `void` | `unpack(File in, JarOutputStream out)` Unpack the contents of the specified `File` to the specified JAR output stream.
    `void` | `unpack(InputStream in, JarOutputStream out)` Unpack the specified stream to the specified JAR output stream.

- - ### Field Detail

    - #### DEFLATE_HINT

          static final String DEFLATE_HINT

      The String indicating if the unpacker should ignore all transmitted values,can be replaced by either `true` or `false`.
      See Also:
        Constant Field Values

    - #### FALSE

          static final String FALSE

      a String representation of `false`.
      See Also:
        Constant Field Values

    - #### KEEP

          static final String KEEP

      a String representation of `keep`.
      See Also:
        Constant Field Values

    - #### PROGRESS

          static final String PROGRESS

      the progress as a `percentage`.
      See Also:
        Constant Field Values

    - #### TRUE

          static final String TRUE

      a String representation of `true`.
      See Also:
        Constant Field Values

  - ### Method Detail

    - #### properties

          SortedMap<String,String> properties()

      Returns a sorted map of the properties of this unpacker.
      Returns:
        the properties of unpacker.

    - #### unpack

          void unpack(InputStream in,
                      JarOutputStream out)
               throws IOException

      Unpack the specified stream to the specified JAR output stream.
      Parameters:
        `in` - stream to uncompressed.
        `out` - JAR output stream of uncompressed data.
      Throws:
        `IOException` - if I/O exception occurs.

    - #### unpack

          void unpack(File in,
                      JarOutputStream out)
               throws IOException

      Unpack the contents of the specified `File` to the specified JAR output stream.
      Parameters:
        `in` - file to be uncompressed.
        `out` - JAR output stream of uncompressed data.
      Throws:
        `IOException` - if I/O exception occurs.

    - #### addPropertyChangeListener

          void addPropertyChangeListener(PropertyChangeListener listener)

      add a listener for `PropertyChange` events.
      Parameters:
        `listener` - the listener to listen if `PropertyChange` events occurs.

    - #### removePropertyChangeListener

          void removePropertyChangeListener(PropertyChangeListener listener)

      remove a listener.
      Parameters:
        `listener` - listener to remove.

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