Package com.hazelcast.partition
Class PartitionAwareKey<K,P>
java.lang.Object
com.hazelcast.partition.PartitionAwareKey<K,P>
- Type Parameters:
K
- the key typeP
- the partitionKey type
- All Implemented Interfaces:
DataSerializable
,PartitionAware<Object>
public final class PartitionAwareKey<K,P> extends Object implements PartitionAware<Object>, DataSerializable
A
PartitionAware
key. This is useful in combination with a Map where you want to control the
partition of a key.-
Constructor Summary
Constructors Constructor Description PartitionAwareKey(K key, P partitionKey)
Creates a new PartitionAwareKey. -
Method Summary
Modifier and Type Method Description boolean
equals(Object thatObject)
K
getKey()
Gets the key (not the partitionKey).P
getPartitionKey()
The key that will be used by Hazelcast to specify the partition.int
hashCode()
void
readData(ObjectDataInput in)
Reads fields from the input streamString
toString()
void
writeData(ObjectDataOutput out)
Writes object fields to output stream
-
Constructor Details
-
PartitionAwareKey
Creates a new PartitionAwareKey.- Parameters:
key
- the keypartitionKey
- the partitionKey- Throws:
IllegalArgumentException
- if key or partitionKey is null.
-
-
Method Details
-
getKey
Gets the key (not the partitionKey).- Returns:
- the key (not the partitionKey)
-
getPartitionKey
Description copied from interface:PartitionAware
The key that will be used by Hazelcast to specify the partition. You should give the same key for objects that you want to be in the same partition.- Specified by:
getPartitionKey
in interfacePartitionAware<K>
- Returns:
- the key that specifies the partition
-
writeData
Description copied from interface:DataSerializable
Writes object fields to output stream- Specified by:
writeData
in interfaceDataSerializable
- Parameters:
out
- output- Throws:
IOException
- if an I/O error occurs. In particular, anIOException
may be thrown if the output stream has been closed.
-
readData
Description copied from interface:DataSerializable
Reads fields from the input stream- Specified by:
readData
in interfaceDataSerializable
- Parameters:
in
- input- Throws:
IOException
- if an I/O error occurs. In particular, anIOException
may be thrown if the input stream has been closed.
-
equals
-
hashCode
public int hashCode() -
toString
-