Package dataLoad

Class AbstractRecordLoader<E>

java.lang.Object

dataLoad.AbstractRecordLoader<E>

Direct Known Subclasses:

DishLoader, EmployeeLoader, OrderLoader

public abstract class AbstractRecordLoader<E>
extends java.lang.Object

AbstractRecordLoader

Class responsible for reading the data from an input file.

Since:

2017-07-22

Version:

1.0

Constructor Summary

Constructors

Constructor	Description
AbstractRecordLoader()

Method Summary

Modifier and Type	Method	Description
abstract int	constructObjectFromRow(java.lang.String[] tokens, java.util.ArrayList<E> objCollection)
int	load(java.lang.String fileName, java.lang.String delimeter, boolean hasHeaderLine, int numFields, java.util.ArrayList<E> objCollection)	Reads the data from the given file and stores them in an ArrayList

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractRecordLoader

public AbstractRecordLoader()

Method Detail

constructObjectFromRow

public abstract int constructObjectFromRow(java.lang.String[] tokens,
                                           java.util.ArrayList<E> objCollection)

load

public int load(java.lang.String fileName,
                java.lang.String delimeter,
                boolean hasHeaderLine,
                int numFields,
                java.util.ArrayList<E> objCollection)

Reads the data from the given file and stores them in an ArrayList

Parameters:

fileName - : name of the input file

delimeter - : file delimeter

hasHeaderLine - : specifies whether the file has a header

numFields - : number of columns in the input file

objCollection - : empty list which will be loaded with the data from the input file

Returns:

the number of rows that are Processed