Enum MetadataType
- java.lang.Object
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- java.lang.Enum<MetadataType>
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- org.apache.cassandra.io.sstable.metadata.MetadataType
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- All Implemented Interfaces:
java.io.Serializable
,java.lang.Comparable<MetadataType>
public enum MetadataType extends java.lang.Enum<MetadataType>
Defines Metadata component type.
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Enum Constant Summary
Enum Constants Enum Constant Description COMPACTION
Metadata only used at compactionHEADER
Serialization headerSTATS
Metadata always keep in memoryVALIDATION
Metadata only used for SSTable validation
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Field Summary
Fields Modifier and Type Field Description IMetadataComponentSerializer<MetadataComponent>
serializer
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static MetadataType
valueOf(java.lang.String name)
Returns the enum constant of this type with the specified name.static MetadataType[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
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Enum Constant Detail
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VALIDATION
public static final MetadataType VALIDATION
Metadata only used for SSTable validation
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COMPACTION
public static final MetadataType COMPACTION
Metadata only used at compaction
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STATS
public static final MetadataType STATS
Metadata always keep in memory
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HEADER
public static final MetadataType HEADER
Serialization header
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Field Detail
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serializer
public final IMetadataComponentSerializer<MetadataComponent> serializer
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Method Detail
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values
public static MetadataType[] 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 (MetadataType c : MetadataType.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 MetadataType valueOf(java.lang.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:
java.lang.IllegalArgumentException
- if this enum type has no constant with the specified namejava.lang.NullPointerException
- if the argument is null
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