public class Keys extends AbstractSet<Data> implements DataSerializable
Constructor and Description |
---|
Keys() |
Keys(Collection<Data> keys) |
Modifier and Type | Method and Description |
---|---|
boolean |
add(Data data) |
Collection<Data> |
getKeys() |
Iterator<Data> |
iterator() |
void |
readData(DataInput in) |
int |
size() |
void |
writeData(DataOutput out) |
equals, hashCode, removeAll
addAll, clear, contains, containsAll, isEmpty, remove, retainAll, toArray, toArray, toString
public Keys()
public Keys(Collection<Data> keys)
public Collection<Data> getKeys()
public void readData(DataInput in) throws IOException
readData
in interface DataSerializable
IOException
public void writeData(DataOutput out) throws IOException
writeData
in interface DataSerializable
IOException
public boolean add(Data data)
add
in interface Collection<Data>
add
in interface Set<Data>
add
in class AbstractCollection<Data>
public int size()
size
in interface Collection<Data>
size
in interface Set<Data>
size
in class AbstractCollection<Data>
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