it.unimi.dsi.sux4j.mph
Class AbstractHashFunction<K>
java.lang.Object
it.unimi.dsi.fastutil.objects.AbstractObject2LongFunction<K>
it.unimi.dsi.sux4j.mph.AbstractHashFunction<K>
- All Implemented Interfaces:
- Function<K,Long>, Object2LongFunction<K>, Serializable
- Direct Known Subclasses:
- HollowTrieDistributorMonotoneMinimalPerfectHashFunction, HollowTrieMonotoneMinimalPerfectHashFunction, LcpMonotoneMinimalPerfectHashFunction, MinimalPerfectHashFunction, PaCoTrieDistributorMonotoneMinimalPerfectHashFunction, TwoStepsLcpMonotoneMinimalPerfectHashFunction, TwoStepsMWHCFunction, ZFastTrieDistributorMonotoneMinimalPerfectHashFunction
public abstract class AbstractHashFunction<K>
- extends AbstractObject2LongFunction<K>
A very minimal abstract hash implementation. With respect to AbstractObject2LongFunction
,
it simply returns -1 for size()
and true for containsKey(Object)
.
- See Also:
- Serialized Form
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
serialVersionUID
public static final long serialVersionUID
- See Also:
- Constant Field Values
AbstractHashFunction
public AbstractHashFunction()
containsKey
public boolean containsKey(Object key)
size
public int size()