bookaction.java

利用javaEE开发而实现图书的购买的一个系统

package org.yangkang.bookshop.action;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;

import org.yangkang.bookshop.service.impl.BookService;
import org.yangkang.bookshop.util.Page;
import org.yangkang.bookshop.vo.Book;
import org.yangkang.bookshop.vo.Catalog;

import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;

@SuppressWarnings("serial")
public class BookAction extends ActionSupport {	
	protected BookService bookservice;
	private int currentpage=1;
	private int totalsize;
	protected Catalog catalog;
	protected Integer catalogId;

	public Catalog getCatalog() {
		return catalog;
	}

	public void setCatalog(Catalog catalog) {
		this.catalog = catalog;
	}

	public BookService getBookservice() {
		return bookservice;
	}

	public void setBookservice(BookService bookservice) {
		this.bookservice = bookservice;
	}
	@SuppressWarnings("unchecked")
	public String execute() throws Exception{
		HashMap<Integer,String> map = bookservice.getAllCatalogIdAndname();		
//		System.out.println("搜索到的图书arr_catalogId的类型是"+arr_catalogId.getClass());
//		System.out.println("搜索到的图书的大小是"+arr_catalogId.size());
		if(map.size()!=0){
			Map request = (Map)ActionContext.getContext().get("request");
			System.out.println("HashMap:"+map);
			request.put("catalog", map);
//			request.put("arr_catalogname", arr_catalogname);
//			request.put("arr_catalogId", arr_catalogId);
			return SUCCESS;
		}
		return ERROR;
	}	
	
	@SuppressWarnings("unchecked")
	public String book_search() throws Exception{
		try{
			totalsize = bookservice.getBook(getCatalogId()).size();
			System.out.println("搜索到的该类图书的总数量是:"+totalsize);			
			Page pager = new Page(currentpage,totalsize);
			System.out.println("搜索到的图书的类型是:"+getCatalogId());
			ArrayList<Book> book_arr = bookservice.getPage_Book(catalogId, pager.getPagesize(), currentpage);
			System.out.println("pager.getTotalpage():"+pager.getTotalpage());
			System.out.println("pager.isHasfistpage():"+pager.isHasfistpage());
			System.out.println("pager.isHasnextpage():"+pager.isHasnextpage());
//			ArrayList<Book> book_arr = bookservice.getBook(getCatalogId());
//			System.out.println("图书类型为:"+getCatalogname());
			System.out.println("搜索到的该面的图书的数量是:"+book_arr.size());
//			System.out.println("搜索到的图书的数量是:"+catalog.getCatalogId());
			if(book_arr.size()>0){
				Map request = (Map)ActionContext.getContext().get("request");
				Map reque = (Map)ActionContext.getContext().get("request");
				Map session = (Map)ActionContext.getContext().getSession();
				session.put("catalogId", catalogId);
				request.put("book", book_arr);
				reque.put("pager", pager);
				return SUCCESS;
			}
			return ERROR;
		}
		catch(Exception e){
			e.printStackTrace();
			return ERROR;
		}
//		System.out.println("搜索到的图书的类型是"+catalogId);
//		return ERROR;
		
	}

	public Integer getCatalogId() {
		return catalogId;
	}

	public void setCatalogId(Integer catalogId) {
		this.catalogId = catalogId;
	}

	public int getCurrentpage() {
		return currentpage;
	}

	public void setCurrentpage(int currentpage) {
		this.currentpage = currentpage;
	}

	public int getTotalsize() {
		return totalsize;
	}

	public void setTotalsize(int totalsize) {
		this.totalsize = totalsize;
	}

}