de.unknownreality.dataframe.common

Interface Header<T>

All Superinterfaces:

Iterable<T>

All Known Implementing Classes:

BasicHeader, BasicTypeHeader, CSVHeader, DataFrameHeader, GroupHeader

public interface Header<T>
extends Iterable<T>

Created by Alex on 10.03.2016.

Method Summary

Modifier and Type	Method and Description
boolean	contains(T value) Returns true if the header contains a specific entry
T	get(int index) Gets the entry at a specific index
int	getIndex(T name) Returns the index of a specific entry in this header
int	size() Returns the number of entries(columns) in this header

Methods inherited from interface java.lang.Iterable

forEach, iterator, spliterator

Method Detail

size

int size()

Returns the number of entries(columns) in this header

Returns:

number of entries

get

T get(int index)

Gets the entry at a specific index

Parameters:

index - index of entry

Returns:

entry at specific index

contains

boolean contains(T value)

Returns true if the header contains a specific entry

Parameters:

value - entry to be tested

Returns:

true if header contains entry

getIndex

int getIndex(T name)

Returns the index of a specific entry in this header

Parameters:

name - searched entry

Returns:

index of the entry