Class ListLexicoder<LT>
- java.lang.Object
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- org.apache.accumulo.core.client.lexicoder.AbstractEncoder<T>
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- org.apache.accumulo.core.client.lexicoder.AbstractLexicoder<List<LT>>
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- org.apache.accumulo.core.client.lexicoder.ListLexicoder<LT>
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public class ListLexicoder<LT> extends AbstractLexicoder<List<LT>>
A lexicoder to encode/decode a Java List to/from a byte array where the concatenation of each encoded element sorts lexicographically. Note: Empty lists are not supported. SeeSequenceLexicoder
for an encoding that supports empty lists.- Since:
- 1.6.0
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Constructor Summary
Constructors Constructor Description ListLexicoder(Lexicoder<LT> lexicoder)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description List<LT>
decode(byte[] b)
protected List<LT>
decodeUnchecked(byte[] b, int offset, int len)
Decodes a byte array without checking if the offset and len exceed the bounds of the actual array.byte[]
encode(List<LT> v)
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Methods inherited from class org.apache.accumulo.core.client.lexicoder.AbstractEncoder
decode
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Method Detail
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encode
public byte[] encode(List<LT> v)
- Returns:
- a byte array containing the concatenation of each element in the list encoded.
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decodeUnchecked
protected List<LT> decodeUnchecked(byte[] b, int offset, int len)
Description copied from class:AbstractEncoder
Decodes a byte array without checking if the offset and len exceed the bounds of the actual array.- Specified by:
decodeUnchecked
in classAbstractEncoder<List<LT>>
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