struts2+spring+hibernate+jquery+dwr+json

package com.jiao.material.action; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import com.opensymphony.xwork2.ActionSupport; import com.jiao.po.Material; public class MaterialAction extends ActionSupport { /** * */ private static final long serialVersionUID = 8187288900346982117L; private String message; private Material material; private List<Material> materialList; //使用josn返回List对象 private Map<String, Material> materialMap; //使用json返回Map对象 private Map<String,List<Material>> materialListMap; public String getMaterialListByType(Material material) { System.out.println(material.getTypeId()); return null; } /** * <p> * 返回单个值 * <p> * @return */ public String returnMessage(){ this.message = "成功返回单个值"; return "message"; } /** * <p> * 返回UserInfo对象 * </p> * @return */ public String returnMaterialInfo(){ material = new Material(); material.setId("1"); material.setContent("content1"); material.setTypeId("button"); return "materialInfo"; } /** * <p> * 返回List对象 * </p> * @return */ public String returnMaterialList(){ materialList = new ArrayList<Material>(); Material material = new Material(); material.setId("1"); material.setContent("content1"); material.setTypeId("button"); Material material2 = new Material(); material2.setId("2"); material2.setContent("content2"); material2.setTypeId("button"); Material material3 = new Material(); material3.setId("3"); material3.setContent("content3"); material3.setTypeId("button"); materialList.add(material); materialList.add(material2); materialList.add(material3); // 验证 返回前台的data 其实可以拿到任何属性，只要该属性有get方法，并已赋值。 // materialMap = new HashMap<String,Material>(); // materialMap.put(material.getId()+"",material); // materialMap.put(material2.getId()+"",material2); // materialMap.put(material3.getId()+"",material3); return "list"; } /** * <p> * 返回Map对象 * </p> * @return */ public String returnMaterialMap(){ materialMap = new HashMap<String,Material>(); Material material = new Material(); material.setId("1"); material.setContent("content1"); material.setTypeId("button"); Material material2 = new Material(); material2.setId("2"); material2.setContent("content2"); material2.setTypeId("button"); Material material3 = new Material(); material3.setId("3"); material3.setContent("content3"); material3.setTypeId("button"); materialMap.put(material.getId()+"",material); materialMap.put(material2.getId()+"",material2); materialMap.put(material3.getId()+"",material3); return "map"; } /** * <p> * 返回Map对象 * </p> * @return */ public String returnMaterialListMap(){ materialListMap = new HashMap<String,List<Material>>(); List<Material> materialList = new ArrayList<Material>(); Material material = new Material(); material.setId("1"); material.setContent("content1"); material.setTypeId("button"); Material material2 = new Material(); material2.setId("2"); material2.setContent("content2"); material2.setTypeId("button"); Material material3 = new Material(); material3.setId("3"); material3.setContent("content3"); material3.setTypeId("button"); materialList.add(material); materialList.add(material2); materialList.add(material3); materialListMap.put("button",materialList); return "map"; } /** * <p> * 获得对象，也就是通过表达获得对象(异步的) * </P> * @return */ public String regMaterialInfo(){ System.out.println("素材ID："+material.getId()); System.out.println("素材类型："+material.getTypeId()); System.out.println("素材地址："+material.getContent()); return "materialInfo"; } public List<Material> getMaterialList() { return materialList; } public void setMaterialList(List<Material> materialList) { this.materialList = materialList; } public Map<String, Material> getMaterialMap() { return materialMap; } public void setMaterialMap(Map<String, Material> materialMap) { this.materialMap = materialMap; } public Material getMaterial() { return material; } public void setMaterial(Material material) { this.material = material; } public void setMessage(String message) { this.message = message; } public String getMessage() { return message; } public Map<String, List<Material>> getMaterialListMap() { return materialListMap; } public void setMaterialListMap(Map<String, List<Material>> materialListMap) { this.materialListMap = materialListMap; } }