Package com.datumbox.framework.common.dataobjects

Class FlatDataList

java.lang.Object

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

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

com.datumbox.framework.common.dataobjects.AbstractDataStructureList<List<Object>>

com.datumbox.framework.common.dataobjects.FlatDataList

All Implemented Interfaces:

Copyable<FlatDataList>, Serializable, Iterable<Object>

public class FlatDataList
extends AbstractDataStructureList<List<Object>>
implements Iterable<Object>, Copyable<FlatDataList>

The FlatDataList is a data structure that stores internally a List<Object>. The class provides a set of useful methods to access and modify the contents of the collection.

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
FlatDataList()	Default constructor which initializes the internal data with an ArrayList.
FlatDataList(List<Object> internalData)	Constructor that initializes the internal data with the provided list.

Method Summary

Modifier and Type	Method	Description
boolean	add(Object e)	Appends the specified element to the end of the internal list.
boolean	addAll(Collection<Object> c)	Adds all the elements of the provided collection in the internal list.
FlatDataList	copy()	Copies itself and returns a new instance of the same type.
boolean	equals(Object o)
Object	get(int index)	Gets an element at the specified position in the internal list.
Double	getDouble(int index)	Gets an element at the specified position in this list, converts it into Double and returns its value.
int	hashCode()
Iterator<Object>	iterator()
Object	remove(int index)	Removes an element at the specified position in the internal list and returns it.
Object	set(int index, Object element)	Replaces the element at the specified position in the internal list with the specified element and returns the previous value.
FlatDataCollection	toFlatDataCollection()	Returns a FlatDataCollection with the values of the internal list without coping the data.

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

clear, contains, isEmpty, iteratorDouble, size, toArray

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

FlatDataList

public FlatDataList()

Default constructor which initializes the internal data with an ArrayList.

FlatDataList

public FlatDataList(List<Object> internalData)

Constructor that initializes the internal data with the provided list.

Parameters:

internalData -

Method Detail

copy

public FlatDataList copy()

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

Specified by:

copy in interface Copyable<FlatDataList>

Returns:

remove

public final Object remove(int index)

Removes an element at the specified position in the internal list and returns it.

Parameters:

index -

Returns:

get

public final Object get(int index)

Gets an element at the specified position in the internal list.

Parameters:

index -

Returns:

getDouble

public final Double getDouble(int index)

Gets an element at the specified position in this list, converts it into Double and returns its value. The value must be numeric or boolean or else an exception is thrown.

Parameters:

index -

Returns:

add

public final boolean add(Object e)

Appends the specified element to the end of the internal list.

Parameters:

e -

Returns:

set

public final Object set(int index,
                        Object element)

Replaces the element at the specified position in the internal list with the specified element and returns the previous value.

Parameters:

index -

element -

Returns:

addAll

public final boolean addAll(Collection<Object> c)

Adds all the elements of the provided collection in the internal list.

Parameters:

c -

Returns:

iterator

public final Iterator<Object> iterator()

Specified by:

iterator in interface Iterable<Object>

toFlatDataCollection

public final FlatDataCollection toFlatDataCollection()

Returns a FlatDataCollection with the values of the internal list without coping the data.

Returns:

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object