Package org.pipecraft.infra.io
Enum Compression
- java.lang.Object
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- java.lang.Enum<Compression>
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- org.pipecraft.infra.io.Compression
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- All Implemented Interfaces:
Serializable,Comparable<Compression>
public enum Compression extends Enum<Compression>
Supported compression types- Author:
- Tomer Zeltzer, Eyal Schneider
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description static Compressiondetect(File file)Detects compression based on file extensionstatic Compressiondetect(String filename)Detects compression based on file extensionintgetDefaultCompressionLevel()StringgetFileExtension()static CompressionvalueOf(String name)Returns the enum constant of this type with the specified name.static Compression[]values()Returns an array containing the constants of this enum type, in the order they are declared.StringwithExtension(String filename)
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Enum Constant Detail
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NONE
public static final Compression NONE
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GZIP
public static final Compression GZIP
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ZSTD
public static final Compression ZSTD
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LZ4
public static final Compression LZ4
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Method Detail
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values
public static Compression[] values()
Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:for (Compression c : Compression.values()) System.out.println(c);
- Returns:
- an array containing the constants of this enum type, in the order they are declared
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valueOf
public static Compression valueOf(String name)
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (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 type has no constant with the specified nameNullPointerException- if the argument is null
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getFileExtension
public String getFileExtension()
- Returns:
- The standard file extension representing this compression method
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getDefaultCompressionLevel
public int getDefaultCompressionLevel()
- Returns:
- The default compression level of this compression method
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detect
public static Compression detect(String filename)
Detects compression based on file extension- Parameters:
filename- File name to detect compression- Returns:
- The detected compression, or None if none of the supported compressions matched
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detect
public static Compression detect(File file)
Detects compression based on file extension- Parameters:
file- File to detect compression for- Returns:
- The detected compression, or None if none of the supported compressions matched
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