com.datastax.oss.dsbulk.io

Class CompressedIOUtils

java.lang.Object

com.datastax.oss.dsbulk.io.CompressedIOUtils

public final class CompressedIOUtils
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static String	BROTLI_COMPRESSION
static String	BZIP2_COMPRESSION
static String	DEFLATE_COMPRESSION
static String	DEFLATE64_COMPRESSION
static String	GZIP_COMPRESSION
static String	LZ4_COMPRESSION
static String	LZMA_COMPRESSION
static String	NONE_COMPRESSION
static String	SNAPPY_COMPRESSION
static String	XZ_COMPRESSION
static String	Z_COMPRESSION
static String	ZSTD_COMPRESSION

Constructor Summary

Constructors

Constructor and Description
CompressedIOUtils()

Method Summary

Modifier and Type	Method and Description
static String	getCompressionSuffix(String compression)
static List<String>	getSupportedCompressions(boolean isRead)
static boolean	isNoneCompression(String compression)
static Boolean	isSupportedCompression(String compression, boolean isRead)
static BufferedReader	newBufferedReader(URL url, Charset charset, String compression)
static BufferedWriter	newBufferedWriter(URL url, Charset charset, String compression)

Methods inherited from class java.lang.Object

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

Field Detail

NONE_COMPRESSION

public static final String NONE_COMPRESSION

See Also:

Constant Field Values

XZ_COMPRESSION

public static final String XZ_COMPRESSION

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Constant Field Values

GZIP_COMPRESSION

public static final String GZIP_COMPRESSION

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Constant Field Values

ZSTD_COMPRESSION

public static final String ZSTD_COMPRESSION

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Constant Field Values

BZIP2_COMPRESSION

public static final String BZIP2_COMPRESSION

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Constant Field Values

SNAPPY_COMPRESSION

public static final String SNAPPY_COMPRESSION

See Also:

Constant Field Values

LZ4_COMPRESSION

public static final String LZ4_COMPRESSION

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Constant Field Values

LZMA_COMPRESSION

public static final String LZMA_COMPRESSION

See Also:

Constant Field Values

BROTLI_COMPRESSION

public static final String BROTLI_COMPRESSION

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Constant Field Values

DEFLATE_COMPRESSION

public static final String DEFLATE_COMPRESSION

See Also:

Constant Field Values

DEFLATE64_COMPRESSION

public static final String DEFLATE64_COMPRESSION

See Also:

Constant Field Values

Z_COMPRESSION

public static final String Z_COMPRESSION

See Also:

Constant Field Values

Constructor Detail

CompressedIOUtils

public CompressedIOUtils()

Method Detail

newBufferedReader

public static BufferedReader newBufferedReader(URL url,
                                               Charset charset,
                                               String compression)
                                        throws IOException

Throws:

IOException

newBufferedWriter

public static BufferedWriter newBufferedWriter(URL url,
                                               Charset charset,
                                               String compression)
                                        throws IOException

Throws:

IOException

getCompressionSuffix

public static String getCompressionSuffix(String compression)

getSupportedCompressions

public static List<String> getSupportedCompressions(boolean isRead)

isSupportedCompression

public static Boolean isSupportedCompression(String compression,
                                             boolean isRead)

isNoneCompression

public static boolean isNoneCompression(String compression)