Package it.unimi.dsi.bits
Class HuTuckerTransformationStrategy
- java.lang.Object
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- it.unimi.dsi.bits.PrefixCoderTransformationStrategy
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- it.unimi.dsi.bits.HuTuckerTransformationStrategy
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- All Implemented Interfaces:
TransformationStrategy<java.lang.CharSequence>,java.io.Serializable
public class HuTuckerTransformationStrategy extends PrefixCoderTransformationStrategy
A transformation strategy mapping strings to their Hu-Tucker encoding. The encoding is guaranteed to preserve lexicographical ordering.- See Also:
- Serialized Form
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Field Summary
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Fields inherited from class it.unimi.dsi.bits.PrefixCoderTransformationStrategy
char2symbol, codeWord, prefixFree
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Constructor Summary
Constructors Modifier Constructor Description protectedHuTuckerTransformationStrategy(PrefixCoderTransformationStrategy huTuckerTransformationStrategy)HuTuckerTransformationStrategy(java.lang.Iterable<? extends java.lang.CharSequence> iterable, boolean prefixFree)Creates a Hu-Tucker transformation strategy for the character sequences returned by the given iterable.protectedHuTuckerTransformationStrategy(java.lang.Object[] a, boolean prefixFree)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description PrefixCoderTransformationStrategycopy()Returns a copy of this transformation strategy.-
Methods inherited from class it.unimi.dsi.bits.PrefixCoderTransformationStrategy
length, numBits, toBitVector
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Constructor Detail
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HuTuckerTransformationStrategy
public HuTuckerTransformationStrategy(java.lang.Iterable<? extends java.lang.CharSequence> iterable, boolean prefixFree)Creates a Hu-Tucker transformation strategy for the character sequences returned by the given iterable. The strategy will map a string to its Hu-Tucker encoding.- Parameters:
iterable- an iterable object returning character sequences.prefixFree- if true, the resulting set of binary words will be prefix free.
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HuTuckerTransformationStrategy
protected HuTuckerTransformationStrategy(PrefixCoderTransformationStrategy huTuckerTransformationStrategy)
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HuTuckerTransformationStrategy
protected HuTuckerTransformationStrategy(java.lang.Object[] a, boolean prefixFree)
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Method Detail
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copy
public PrefixCoderTransformationStrategy copy()
Description copied from interface:TransformationStrategyReturns a copy of this transformation strategy.- Specified by:
copyin interfaceTransformationStrategy<java.lang.CharSequence>- Overrides:
copyin classPrefixCoderTransformationStrategy- Returns:
- a copy of this transformation strategy.
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