org.springframework.data.hadoop.store.partition

Class DefaultPartitionKey

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<java.lang.String,java.lang.Object>

org.springframework.data.hadoop.store.partition.DefaultPartitionKey

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.util.Map<java.lang.String,java.lang.Object>

public class DefaultPartitionKey
extends java.util.HashMap<java.lang.String,java.lang.Object>

A default partition key which simply is a Map. This key can be used together with DefaultPartitionStrategy.

Author:

Janne Valkealahti

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

java.util.AbstractMap.SimpleEntry<K,V>, java.util.AbstractMap.SimpleImmutableEntry<K,V>

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	KEY_CONTENT
static java.lang.String	KEY_TIMESTAMP

Constructor Summary

Constructors

Constructor and Description
DefaultPartitionKey() Instantiates a new default partition key.
DefaultPartitionKey(long timestamp) Instantiates a new default partition key using a given timestamp.
DefaultPartitionKey(long timestamp, java.lang.Object content) Instantiates a new default partition key using a given timestamp and a content object.
DefaultPartitionKey(java.util.Map<? extends java.lang.String,? extends java.lang.Object> map) Instantiates a new default partition key with a Map.
DefaultPartitionKey(java.lang.Object content) Instantiates a new default partition key using a content object.

Method Summary

Methods inherited from class java.util.HashMap

clear, clone, containsKey, containsValue, entrySet, get, isEmpty, keySet, put, putAll, remove, size, values

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

equals, hashCode

Field Detail

KEY_TIMESTAMP

public static final java.lang.String KEY_TIMESTAMP

See Also:

Constant Field Values

KEY_CONTENT

public static final java.lang.String KEY_CONTENT

See Also:

Constant Field Values

Constructor Detail

DefaultPartitionKey

public DefaultPartitionKey()

Instantiates a new default partition key.

DefaultPartitionKey

public DefaultPartitionKey(long timestamp)

Instantiates a new default partition key using a given timestamp.

Parameters:

timestamp - the timestamp

DefaultPartitionKey

public DefaultPartitionKey(long timestamp,
                   java.lang.Object content)

Instantiates a new default partition key using a given timestamp and a content object.

Parameters:

timestamp - the timestamp

content - the content

DefaultPartitionKey

public DefaultPartitionKey(java.lang.Object content)

Instantiates a new default partition key using a content object.

Parameters:

content - the content

DefaultPartitionKey

public DefaultPartitionKey(java.util.Map<? extends java.lang.String,? extends java.lang.Object> map)

Instantiates a new default partition key with a Map.

Parameters:

map - the instance of map