Package com.datumbox.framework.common.dataobjects

Class AssociativeArray2D

java.lang.Object

com.datumbox.framework.common.dataobjects.AbstractDataStructure<T>

com.datumbox.framework.common.dataobjects.AbstractDataStructureMap<Map<Object,AssociativeArray>>

com.datumbox.framework.common.dataobjects.AssociativeArray2D

All Implemented Interfaces:

Copyable<AssociativeArray2D>, Serializable

Direct Known Subclasses:

DataTable2D

public class AssociativeArray2D
extends AbstractDataStructureMap<Map<Object,AssociativeArray>>
implements Copyable<AssociativeArray2D>

Data structure which stores internally a Map>. The class provides a number of methods to access and modify the internal map.

Author:

Vasilis Vryniotis

See Also:

Serialized Form

Field Summary

Fields inherited from class com.datumbox.framework.common.dataobjects.AbstractDataStructure

internalData

Constructor Summary

Constructors

Constructor	Description
AssociativeArray2D()	Default constructor which initializes the internal data with a LinkedHashMap.
AssociativeArray2D(Map<Object,AssociativeArray> internalData)	Constructor that initializes the internal data with the provided map.

Method Summary

Modifier and Type	Method	Description
AssociativeArray2D	copy()	Copies itself and returns a new instance of the same type.
Set<Map.Entry<Object,AssociativeArray>>	entrySet()	Returns the entrySet of the internal map.
boolean	equals(Object o)
AssociativeArray	get(Object key)	Returns the value which is associated with the provided key.
Object	get2d(Object key1, Object key2)	Convenience function to get the value by using both keys.
int	hashCode()
Set<Object>	keySet()	Returns the keySet of the internal map.
AssociativeArray	put(Object key, AssociativeArray value)	Adds a particular key-value into the internal map.
Object	put2d(Object key1, Object key2, Object value)	Convenience function used to put a value in a particular key positions.
AssociativeArray	remove(Object key)	Removes a particular key from the internal map and returns the value associated with that key if present in the map.
Collection<AssociativeArray>	values()	Returns the values of the internal map.

Methods inherited from class com.datumbox.framework.common.dataobjects.AbstractDataStructureMap

clear, containsKey, isEmpty, size

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AssociativeArray2D

public AssociativeArray2D()

Default constructor which initializes the internal data with a LinkedHashMap.

AssociativeArray2D

public AssociativeArray2D(Map<Object,AssociativeArray> internalData)

Constructor that initializes the internal data with the provided map.

Parameters:

internalData -

Method Detail

copy

public AssociativeArray2D copy()

Copies itself and returns a new instance of the same type.

Specified by:

copy in interface Copyable<AssociativeArray2D>

Returns:

remove

public final AssociativeArray remove(Object key)

Removes a particular key from the internal map and returns the value associated with that key if present in the map.

Parameters:

key -

Returns:

get

public final AssociativeArray get(Object key)

Returns the value which is associated with the provided key.

Parameters:

key -

Returns:

put

public final AssociativeArray put(Object key,
                                  AssociativeArray value)

Adds a particular key-value into the internal map. It returns the previous value which was associated with that key.

Parameters:

key -

value -

Returns:

entrySet

public final Set<Map.Entry<Object,AssociativeArray>> entrySet()

Returns the entrySet of the internal map.

Returns:

keySet

public final Set<Object> keySet()

Returns the keySet of the internal map.

Returns:

values

public final Collection<AssociativeArray> values()

Returns the values of the internal map.

Returns:

get2d

public final Object get2d(Object key1,
                          Object key2)

Convenience function to get the value by using both keys.

Parameters:

key1 -

key2 -

Returns:

put2d

public final Object put2d(Object key1,
                          Object key2,
                          Object value)

Convenience function used to put a value in a particular key positions.

Parameters:

key1 -

key2 -

value -

Returns:

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object