WebWork+Spring+Hibernate整合开发网络书城 第6讲1

package org.thj.bookstore.action; import java.util.List; import java.util.Map; import org.thj.bookstore.service.IBookService; import org.thj.bookstore.service.ICatalogService; import org.thj.bookstore.util.Pager; import com.opensymphony.xwork.ActionContext; import com.opensymphony.xwork.ActionSupport; @SuppressWarnings("serial") public class BookAction extends ActionSupport { protected ICatalogService catalogService; protected IBookService bookService; protected Integer catalogid; private Integer currentPage=1; private int minPrice; private int maxPrice; private String bookname; public String getBookname() { return bookname; } public void setBookname(String bookname) { this.bookname = bookname; } public int getMaxPrice() { return maxPrice; } public void setMaxPrice(int maxPrice) { this.maxPrice = maxPrice; } public int getMinPrice() { return minPrice; } public void setMinPrice(int minPrice) { this.minPrice = minPrice; } public Integer getCurrentPage() { return currentPage; } public void setCurrentPage(Integer currentPage) { this.currentPage = currentPage; } public Integer getCatalogid() { return catalogid; } public void setCatalogid(Integer catalogid) { this.catalogid = catalogid; } public ICatalogService getCatalogService() { return catalogService; } public void setCatalogService(ICatalogService catalogService) { this.catalogService = catalogService; } public IBookService getBookService() { return bookService; } public void setBookService(IBookService bookService) { this.bookService = bookService; } @SuppressWarnings("unchecked") public String browseCatalog() throws Exception { List catalogs = catalogService.getAllCatalogs(); Map request = (Map)ActionContext.getContext().get("request"); request.put("catalogs",catalogs); return SUCCESS; } @SuppressWarnings("unchecked") public String browseBook() throws Exception { int totalSize = bookService.getTotalByCatalogid(catalogid); Pager pager = new Pager(currentPage,totalSize); List books = bookService.getBookByCatalogid(catalogid, currentPage, pager.getPageSize()); Map request = (Map)ActionContext.getContext().get("request"); Map session = ActionContext.getContext().getSession(); session.put("catalogid",catalogid); request.put("books",books); request.put("pager",pager); return SUCCESS; } @SuppressWarnings("unchecked") public String searchBook() throws Exception { StringBuffer hql = new StringBuffer("from Book b where 1=1 "); if(bookname!=null&&bookname.length()!=0) hql.append("and b.bookname like '%" + bookname +"%'"); if(minPrice !=0 && maxPrice !=0) hql.append(" and b.price >"+minPrice + " and b.price <"+maxPrice); List books = bookService.getRequiredBookByHql(hql.toString()); Map request = (Map)ActionContext.getContext().get("request"); request.put("books",books); return SUCCESS; } }