Enum Class RioCompression

java.lang.Object

java.lang.Enum<RioCompression>

org.eclipse.rdf4j.rio.helpers.RioCompression

All Implemented Interfaces:

Serializable, Comparable<RioCompression>, Constable

public enum RioCompression
extends Enum<RioCompression>

Compression codecs commonly used around RDF input and output streams.

Nested Class Summary

Nested classes/interfaces inherited from class Enum

Enum.EnumDesc<E>

Enum Constant Summary

Enum Constants

Enum Constant	Description
BROTLI
DEFLATE
GZIP
ZSTD

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DISABLED_ENCODINGS_PROPERTY

Method Summary

Modifier and Type	Method	Description
static List<RioCompression>	availableEncodings()
byte[]	compress(byte[] uncompressed)
abstract OutputStream	compress(OutputStream outputStream)
String	contentEncoding()
abstract InputStream	decompress(InputStream inputStream)
static InputStream	decompressIfDetected(InputStream inputStream)
static InputStream	decompressIfDetected(InputStream inputStream, String fileName)
void	finish(OutputStream outputStream)
static Optional<RioCompression>	forContentEncoding(String contentEncoding)
static Optional<RioCompression>	forFileName(String fileName)
boolean	isAvailable()
static RioCompression	valueOf(String name)	Returns the enum constant of this class with the specified name.
static RioCompression[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

ZSTD

public static final RioCompression ZSTD

GZIP

public static final RioCompression GZIP

DEFLATE

public static final RioCompression DEFLATE

BROTLI

public static final RioCompression BROTLI

Field Details

DISABLED_ENCODINGS_PROPERTY

public static final String DISABLED_ENCODINGS_PROPERTY

See Also:

• Constant Field Values

Method Details

values

public static RioCompression[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static RioCompression valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null

contentEncoding

public String contentEncoding()

decompress

public abstract InputStream decompress(InputStream inputStream)
                                throws IOException

Throws:

IOException

compress

public abstract OutputStream compress(OutputStream outputStream)
                               throws IOException

Throws:

IOException

compress

public byte[] compress(byte[] uncompressed)
                throws IOException

Throws:

IOException

finish

public void finish(OutputStream outputStream)
            throws IOException

Throws:

IOException

isAvailable

public boolean isAvailable()

decompressIfDetected

public static InputStream decompressIfDetected(InputStream inputStream)
                                        throws IOException

Throws:

IOException

decompressIfDetected

public static InputStream decompressIfDetected(InputStream inputStream,
 String fileName)
                                        throws IOException

Throws:

IOException

forContentEncoding

public static Optional<RioCompression> forContentEncoding(String contentEncoding)

forFileName

public static Optional<RioCompression> forFileName(String fileName)

availableEncodings

public static List<RioCompression> availableEncodings()