Struts2 hibernate spring分页实例

package com.bai.page.action; import java.util.List; import com.bai.page.model.Students; import com.bai.page.service.StudentsManager; import com.opensymphony.xwork2.ActionSupport; public class StudentsAction extends ActionSupport { private StudentsManager studentsManager; private Students s; private List sList; private int id; private int[] ids; private String pageString; private int i=1; private int pageNum; private int pageSize=7; private int totalPage; private int totalCount; public Students getS() { return s; } public void setS(Students s) { this.s = s; } public List getSList() { return sList; } public void setSList(List list) { sList = list; } public int getId() { return id; } public void setId(int id) { this.id = id; } public int[] getIds() { return ids; } public void setIds(int[] ids) { this.ids = ids; } public String getPageString() { return pageString; } public void setPageString(String pageString) { this.pageString = pageString; setPageNum(Integer.parseInt(this.pageString)); } public int getPageNum() { return pageNum; } public void setPageNum(int pageNum) { this.pageNum = pageNum; System.out.println("这是第"+(i++)+"次输出"); } public int getTotalPage() { return totalPage; } public void setTotalPage(int totalPage) { this.totalPage = totalPage; } public int getTotalCount() { return totalCount; } public void setTotalCount(int totalCount) { this.totalCount = totalCount; } public void setStudentsManager(StudentsManager studentsManager) { this.studentsManager = studentsManager; } public String add(){ studentsManager.addStudent(s); return this.SUCCESS; } public String delete(){ if (id != 0) { studentsManager.delete(id); } else { studentsManager.deletesStudents(ids); } totalPage=studentsManager.getTotalPage(pageSize); if(pageNum>totalPage){ pageNum--; } return this.SUCCESS; } public String update(){ studentsManager.update(s); return this.SUCCESS; } public String getStudent(){ s=studentsManager.getStudent(id); return this.SUCCESS; } public String turnPage(){ if(pageString==null) setPageString("1"); totalPage=studentsManager.getTotalPage(pageSize); totalCount=studentsManager.getTotalCount(); sList=studentsManager.findPagedAll(pageNum, pageSize); return this.SUCCESS; } public String getStudents(){ sList=studentsManager.getStudents(); return this.SUCCESS; } }