| Package | Description | 
|---|---|
| org.datanucleus.util | Provides utility classes used in the implementation that don't fit in a particular functional part of the system. | 
| Modifier and Type | Method and Description | 
|---|---|
| static ConcurrentReferenceHashMap.Option | ConcurrentReferenceHashMap.Option. valueOf(String name)Returns the enum constant of this type with the specified name. | 
| static ConcurrentReferenceHashMap.Option[] | ConcurrentReferenceHashMap.Option. values()Returns an array containing the constants of this enum type, in
the order they are declared. | 
| Constructor and Description | 
|---|
| ConcurrentReferenceHashMap(int initialCapacity,
                          float loadFactor,
                          int concurrencyLevel,
                          ConcurrentReferenceHashMap.ReferenceType keyType,
                          ConcurrentReferenceHashMap.ReferenceType valueType,
                          EnumSet<ConcurrentReferenceHashMap.Option> options)Creates a new, empty map with the specified initial capacity, reference types, load factor and
 concurrency level. | 
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