scpc.model

Interface IRule<T>

Type Parameters:

T - type of real cart item.

All Known Subinterfaces:

IChainRule<T>, ILeafRule<T>

All Known Implementing Classes:

AbstractRuleBase

public interface IRule<T>

Promotion rule which could be applicable to shopping cart.
促眅規則

Author:

Kent Yeh

Method Summary

Methods

Modifier and Type	Method and Description
boolean	contains(IItem<T> item) Detecting item whether is applicable to this rule or not.
IRule<T>	containsCountInc() Increase one count of items that is applicable to this rule.
int	getContainsCount() 符合此規則的品項數量
IChainRule<T>	getPrevious() Previous rule.
int	getPriceScale() 價格精度
int	getPriority() Priority, the smaller the value the higher the priority.
int	getSerialNum() 目前走訪商品之同品項物品的編號(從1起算)
java.math.BigDecimal	getSumOfContainsRegularPrice() 符合此規則的品項原價小計
java.math.BigDecimal	getSumOfContainsSalePrice() 符合此規則的品項售價小計
java.math.BigDecimal	getSumOfSerialRegularPrice() 符合此規則的同品項原價小計
java.math.BigDecimal	getSumOfSerialSalePrice() 符合此規則的同品項售價小計
boolean	isLeaf() Whether this rule is a leaf rule or not.
boolean	isTriggered(SingleItem<T> item) Determined iterable items if matched.
void	resetSumOfPrice() Reset sumary price to zero 重置所有價格累計為零
IRule<T>	resetSumOfSerialRegularPrice() Reset the summary regular price of the same applicable items.
IRule<T>	resetSumOfSerialSalePrice() Reset the summary sale price of the same applicable items.
IRule<T>	serialNumInc(boolean doAdd)
IRule<T>	sumOfContainsRegularPriceInc(java.math.BigDecimal salePrice) Increase the summary regular price of applicable items.
IRule<T>	sumOfContainsSalePriceInc(java.math.BigDecimal salePrice) Increase the summary sale price of applicable items.
IRule<T>	sumOfSerialRegularPriceInc(java.math.BigDecimal regPrice) Increase the summary regular price of the same applicable items.
IRule<T>	sumOfSerialSalePriceInc(java.math.BigDecimal saleprice) Increase the summary sale price of the same applicable items.

Method Detail

getPriority

int getPriority()

Priority, the smaller the value the higher the priority.
優先順序，數值越小越優先

Returns:

priority of rules.

contains

boolean contains(IItem<T> item)

Detecting item whether is applicable to this rule or not.
購物車品項是否適用於此規則

Parameters:

item - object in shopping cart.

Returns:

isTriggered

boolean isTriggered(SingleItem<T> item)
                    throws javax.script.ScriptException

Determined iterable items if matched.
走訪購物車品項時決定是否觸發的公式

Parameters:

item - cart item

Returns:

true if item matched.

Throws:

javax.script.ScriptException

isLeaf

boolean isLeaf()

Whether this rule is a leaf rule or not.
是否為最未端規則

Returns:

true if this rule is terminal.

getPrevious

IChainRule<T> getPrevious()

Previous rule.
串連的前規則

Returns:

previus link rule;

getPriceScale

int getPriceScale()

價格精度

Returns:

price number scale.

containsCountInc

IRule<T> containsCountInc()

Increase one count of items that is applicable to this rule.
增加符合此規則的品項計次

Returns:

this rule

getContainsCount

int getContainsCount()

符合此規則的品項數量

Returns:

number of items that could applicable to this rule.

serialNumInc

IRule<T> serialNumInc(boolean doAdd)

Parameters:

doAdd - true to add one to the serial number otherwise reset serial number to one.

Returns:

this rule

getSerialNum

int getSerialNum()

目前走訪商品之同品項物品的編號(從1起算)

Returns:

n'th item of same serial items current visited.(Starting from 1)

sumOfContainsSalePriceInc

IRule<T> sumOfContainsSalePriceInc(java.math.BigDecimal salePrice)

Increase the summary sale price of applicable items.
增加符合此規則的品項售價小計

Parameters:

salePrice -

Returns:

getSumOfContainsSalePrice

java.math.BigDecimal getSumOfContainsSalePrice()

符合此規則的品項售價小計

Returns:

The summary sale price of applicable items.

sumOfContainsRegularPriceInc

IRule<T> sumOfContainsRegularPriceInc(java.math.BigDecimal salePrice)

Increase the summary regular price of applicable items.
增加符合此規則的品項原價小計

Parameters:

salePrice -

Returns:

getSumOfContainsRegularPrice

java.math.BigDecimal getSumOfContainsRegularPrice()

符合此規則的品項原價小計

Returns:

The summary regular price of applicable items.

sumOfSerialSalePriceInc

IRule<T> sumOfSerialSalePriceInc(java.math.BigDecimal saleprice)

Increase the summary sale price of the same applicable items.
增加符合此規則的同品項物品售價小計

Parameters:

saleprice -

Returns:

this rule.

getSumOfSerialSalePrice

java.math.BigDecimal getSumOfSerialSalePrice()

符合此規則的同品項售價小計

Returns:

The summary sale price of the same applicable items.

resetSumOfSerialSalePrice

IRule<T> resetSumOfSerialSalePrice()

Reset the summary sale price of the same applicable items.

Returns:

this rule.

sumOfSerialRegularPriceInc

IRule<T> sumOfSerialRegularPriceInc(java.math.BigDecimal regPrice)

Increase the summary regular price of the same applicable items.
增加符合此規則的同品項原價小計

Parameters:

regPrice - regular price

Returns:

this rule

getSumOfSerialRegularPrice

java.math.BigDecimal getSumOfSerialRegularPrice()

符合此規則的同品項原價小計

Returns:

The summary regular price of the same applicable items.

resetSumOfSerialRegularPrice

IRule<T> resetSumOfSerialRegularPrice()

Reset the summary regular price of the same applicable items.

Returns:

this rule

resetSumOfPrice

void resetSumOfPrice()

Reset sumary price to zero
重置所有價格累計為零