categoryitem.java

工厂版本管理系统,STRUTS2框架,用于管理商品的版本,便于有效的控制版本

package com.bluesky.elecall.domain;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Random;
import java.util.Set;

public class CategoryItem {
	private Long id;
	private String name;
	private int level = -1;// 0 root, 1,2,3,4:end,5 series
	private Long imageFileId;
	private int displayIndex=0;
	private CategoryItem parent;
	private Set<CategoryItem> children = new HashSet<CategoryItem>();
	private Set<ProductAttributeType> attributeTypes =new HashSet<ProductAttributeType>();
	private Set<Product> products = new HashSet<Product>();

	public static int ROOT_LEVEL=0;
	
	public Set<ProductAttributeType> getAttributeTypes() {
		return attributeTypes;
	}
	public void setAttributeTypes(Set<ProductAttributeType> attributeTypes) {
		this.attributeTypes = attributeTypes;
	}
	public Set<Product> getProducts() {
		return products;
	}
	public void setProducts(Set<Product> products) {
		this.products = products;
	}
	public boolean isRoot()
	{
		return level==ROOT_LEVEL;
	}
	
	public CategoryItem addChild(CategoryItem childItem) {
		getChildren().add(childItem);
		childItem.setParent(this);
		
		childItem.setLevel(this.getLevel()+1);

		return childItem;
	}
	
	public CategoryItem removeChild(CategoryItem childItem) {
		children.remove(childItem);
		childItem.setParent(null);

		return childItem;
	}
	

	public CategoryItem() {

	}

	public CategoryItem(String name) {
		this.name = name;
	}
	
	public CategoryItem(String name, int displayIndex) {
		this.name = name;
		this.displayIndex = displayIndex;
	}

	public CategoryItem(int level) {
		this.level = level;
	}

	public String toString() {
		long partentId = -1;
		if (getParent() != null)
			partentId = getParent().getId();

		return String.format("id:%s,name:%s,level:%d,imageId:%s,parent:%s", id,
				name, level, imageFileId, partentId);
	}

	public void setParent(CategoryItem parent) {
		this.parent = parent;
	}

	
	

	public Long getId() {
		return id;
	}
	public void setId(Long id) {
		this.id = id;
	}
	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public int getLevel() {
		return level;
	}

	public void setLevel(int level) {
		this.level = level;
	}

	

	
	public Long getImageFileId() {
		return imageFileId;
	}
	public void setImageFileId(Long imageFileId) {
		this.imageFileId = imageFileId;
	}
	public Set<CategoryItem> getChildren() {
		return this.children;
	}

	public CategoryItem getParent() {
		return this.parent;
	}

	public int getDisplayIndex() {
		return displayIndex;
	}

	public void setDisplayIndex(int displayIndex) {
		this.displayIndex = displayIndex;
	}

	public void setChildren(Set<CategoryItem> children) {
		this.children = children;
	}
	
	public static CategoryItem getSample(CategoryItem parent){
		String[] names = new String[]{"无线电","继电器","电表","信息技术","五金配件","控制设备","机壳与风扇","电气安装","线缆","继电器、开关与指示器","过程控制","高压与安全","半导体与光电子","变压器","无源组件","电池","电源","硬件及 ESD 保护","连接器"};
		String[] familyNames = new String[]{"时尚","经典","黑白","工用","军用","A","B","C","极品","奢华"};
		
		Random random = new Random();
		
		CategoryItem ci = new CategoryItem();
		
		String name="";
		if(parent.getLevel()==4)
			name = familyNames[random.nextInt(familyNames.length)];
		else
			name = names[random.nextInt(names.length)];
			
		ci.setName(name);
		ci.setParent(parent);
		parent.addChild(ci);
		
		return ci;
	}
}