managerbooktypeaction.java

图书管理系统

package com.web.action;

import static com.common.BeanFactory.getBean;

import java.util.List;

import javax.servlet.http.HttpServletRequest;

import org.apache.struts2.ServletActionContext;

import com.bean.Type;
import com.opensymphony.xwork2.ActionSupport;
import com.service.BooksService;

public class ManagerBookTypeAction extends ActionSupport{
	private String typename;
	private String typeid;
	private int currentPage = 1;
	private int pageCount;
	private int messageCount;
	private List<Type> subType;

	public String getTypeid() {
		return typeid;
	}

	public void setTypeid(String typeid) {
		this.typeid = typeid;
	}

	public String getTypename() {
		return typename;
	}

	public void setTypename(String typename) {
		this.typename = typename;
	}

	public int getCurrentPage() {
		return currentPage;
	}

	public void setCurrentPage(int currentPage) {
		this.currentPage = currentPage;
	}

	public int getPageCount() {
		return pageCount;
	}

	public void setPageCount(int pageCount) {
		this.pageCount = pageCount;
	}

	public int getMessageCount() {
		return messageCount;
	}

	public void setMessageCount(int messageCount) {
		this.messageCount = messageCount;
	}

	public List<Type> getSubType() {
		return subType;
	}

	public void setSubType(List<Type> subType) {
		this.subType = subType;
	}
	
	public String bookType() throws Exception{
		HttpServletRequest request = ServletActionContext.getRequest();
		BooksService service = (BooksService)getBean("booksService");
		if("".equals(typeid)||typeid==null)
			typeid = "0";
		Integer booktypeid = Integer.parseInt(typeid);
		List<Type> list = service.findBookType(booktypeid, typename);
		if(list==null)
			return "success";
		request.setAttribute("typeList", list);
		separatePage(list);
		return "success";
	}
	
	public String editorType() throws Exception {
		HttpServletRequest request = ServletActionContext.getRequest();
		BooksService service = (BooksService)getBean("booksService");
		if("".equals(typeid)||typeid==null)
			typeid = "0";
		Integer booktypeid = Integer.parseInt(typeid);
		Type bookType = (Type)service.findBookType(booktypeid, typename).get(0);
		request.setAttribute("bookType", bookType);
		return "success";
	}
	
	public String updateType() throws Exception{
		HttpServletRequest request = ServletActionContext.getRequest();
		BooksService service = (BooksService)getBean("booksService");
		if("".equals(typeid)||typeid==null)
			typeid = "0";
		Integer booktypeid = Integer.parseInt(typeid);
		System.out.println(typeid+"/"+typename);
		List list = service.findBookType(booktypeid, typename);
		if(list!=null){
			request.setAttribute("typemessage", "图书分类名称已经存在");
			return "failure";
		}
		Type bookType = (Type)service.findBookType(booktypeid, null).get(0);
		bookType.setName(typename);
		service.saveOrUpdateBookType(bookType);
		return "success";
	}
	
	public String addType() throws Exception{
		HttpServletRequest request = ServletActionContext.getRequest();
		BooksService service = (BooksService)getBean("booksService");
		if("".equals(typeid)||typeid==null)
			typeid = "0";
		Integer booktypeid = Integer.parseInt(typeid);
		List list = service.findBookType(booktypeid, typename);
		if(list!=null){
			request.setAttribute("typemessage", "编号已经存在");
			return "failure";
		}
		Type bookType = new Type();
		bookType.setName(typename);
		service.saveOrUpdateBookType(bookType);
		return "success";
	}
	
	private void separatePage(List<Type> list){
		if(list.isEmpty()){
			messageCount = 0;
			return;
		}
		messageCount = list.size();
		if(list.size()%4==0)
			pageCount = list.size()/4;
		else
			pageCount = list.size()/4 + 1;
		if(list.size()>currentPage*4)
			subType = list.subList((currentPage-1)*4, currentPage*4);
		else
			subType = list.subList((currentPage-1)*4, list.size());
	}
}