org.cocome.tradingsystem.systests.util
Class StockGenerator

java.lang.Object
  org.cocome.tradingsystem.systests.util.StockGenerator

public class StockGenerator
extends java.lang.Object

This class is used to generate (reproducably) random stock items.

Version:

$Rev: 60 $

Author:

Benjamin Hummel, Christian Pfaller, $Author: pfaller $

Field Summary

private java.util.List<GeneratedStockItem>	generatedStock A list of all stock items generated so far.
private ProductGenerator	productGenerator The product generator containing all products we may refer to.
private java.util.Random	rng The random number generator used.
private IStorePC	storePC The storePC used for adding stock.

Constructor Summary

StockGenerator(long randomSeed, IStorePC storePC, ProductGenerator productGenerator)
Construct a new stock generator.

Method Summary

private void	generate(int productIndex) Generate a single random stock item from the product of index i in the product generator.
void	generate(int productIndex, int minAmount, int amount, int maxAmount) Generate a single random stock item from the product of index i in the product generator with the given amounts in stock.
void	generateAll() Generate stock items for all known products.
GeneratedStockItem	getGeneratedStockItem(int i) Returns the stock item generated when i stock items had been generated already.
int	getNumberOfStockItems() Returns the number of stock items generated so far.

Methods inherited from class java.lang.Object

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

Field Detail

rng

private final java.util.Random rng

The random number generator used.

storePC

private final IStorePC storePC

The storePC used for adding stock.

productGenerator

private final ProductGenerator productGenerator

The product generator containing all products we may refer to.

generatedStock

private final java.util.List<GeneratedStockItem> generatedStock

A list of all stock items generated so far.

Constructor Detail

StockGenerator

public StockGenerator(long randomSeed,
                      IStorePC storePC,
                      ProductGenerator productGenerator)

Construct a new stock generator.

Parameters:

randomSeed - the random seed used for initializing the random number generator.

storePC - the store used for generating stock.

productGenerator - the product generator containing all products we may refer to.

Method Detail

getNumberOfStockItems

public int getNumberOfStockItems()

Returns the number of stock items generated so far.

getGeneratedStockItem

public GeneratedStockItem getGeneratedStockItem(int i)

Returns the stock item generated when i stock items had been generated already.

generateAll

public void generateAll()
                 throws java.lang.Exception

Generate stock items for all known products.

Throws:

java.lang.Exception

generate

private void generate(int productIndex)
               throws java.lang.Exception

Generate a single random stock item from the product of index i in the product generator.

Throws:

java.lang.Exception

generate

public void generate(int productIndex,
                     int minAmount,
                     int amount,
                     int maxAmount)
              throws java.lang.Exception

Generate a single random stock item from the product of index i in the product generator with the given amounts in stock.

Throws:

java.lang.Exception