Package org.apache.tools.ant.taskdefs

# Class Untar.UntarCompressionMethod

java.lang.Object
org.apache.tools.ant.types.EnumeratedAttribute
org.apache.tools.ant.taskdefs.Untar.UntarCompressionMethod

Enclosing class:
  Untar

public static final class Untar.UntarCompressionMethod extends EnumeratedAttribute
Valid Modes for Compression attribute to Untar Task

## Field Summary

### Fields inherited from class org.apache.tools.ant.types.EnumeratedAttribute

`value`

## Constructor Summary

Constructors
Constructor
Description
`UntarCompressionMethod()`
Constructor

## Method Summary

Modifier and Type
Method
Description
`InputStream`
`decompress(String name, InputStream istream)`
This method wraps the input stream with the corresponding decompression method
`String[]`
`getValues()`
Get valid enumeration values

### Methods inherited from class org.apache.tools.ant.types.EnumeratedAttribute

`containsValue, getIndex, getInstance, getValue, indexOfValue, setValue, toString`

### Methods inherited from class java.lang.Object

`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

## Constructor Details

### UntarCompressionMethod

public UntarCompressionMethod()
Constructor

## Method Details

### getValues

public String[] getValues()
Get valid enumeration values

Specified by:
  `getValues` in class `EnumeratedAttribute`
Returns:
  valid values

### decompress

public InputStream decompress(String name, InputStream istream) throws IOException, BuildException
This method wraps the input stream with the corresponding decompression method

Parameters:
  `name` - provides location information for BuildException
  `istream` - input stream
Returns:
  input stream with on-the-fly decompression
Throws:
  `IOException` - thrown by GZIPInputStream constructor
  `BuildException` - thrown if bzip stream does not start with expected magic values