<input id="201711281652407353448711985811" class="easyUI-combotree"  params="width:150px"/>

            $('#'+cus).combotree({    url:'${ctx}/secondPhase/customCombotreeData.pt?id='+cus,                //multiple: true, });

    source_detail = $('#201711281652407353448711985811').combotree('getValue');alert(source_detail);

public class comboTreeModel {private String id;private String text;private List<comboTreeModel> children;//set and get
}

    @RequestMapping("customCombotreeData")@ResponseBodypublic List customCombotreeData(){Dmp dmp = this.getParamsAsDmp();/*得到第一级菜单的集合，* [{id=A, text=A省市重点工作}, {id=B, text=B区主要领导批示和主要领导会议布置的重点工作}, {id=C, text=C一般性工作}, {id=D, text=D各局委办工作}]*/List li = service.customComboboxData(dmp);//新建一个树形list用来把村树结构：id、text、childrenList<comboTreeModel> fatherList = new ArrayList<comboTreeModel>();for (int i = 0; i < li.size(); i++) {//树节点是一个一个父子节点添加，因此父节点模型要放在for循环里面，每次添加都是一个新的节点comboTreeModel fatherModel = new comboTreeModel();Map map = (Map) li.get(i);String id = (String) map.get("id");String text = (String) map.get("text");//向父模型里面添加一级菜单
            fatherModel.setId(id);fatherModel.setText(text);dmp.put("fieldcode", id);//用父id获取子集合//[{id=A1, text=A1省市重点工作}, {id=A2, text=A2市政府绩效指标}, {id=A3, text=A3市领导批示}]List fli = service.se_feileiTree(dmp);//新建一个子树形集合List<comboTreeModel> sonList = new ArrayList<comboTreeModel>();for (int j = 0; j < fli.size(); j++) {//新建子树形模型comboTreeModel sonModel = new comboTreeModel();Map map2 = (Map) fli.get(j);String sonid = (String) map2.get("id");String sontext = (String) map2.get("text");//向子模型添加数据，这里只有两级，有三级的话，该级菜单可以继续添加children
                sonModel.setId(sonid);sonModel.setText(sontext);//把子模型添加到子二级菜单结合。
                sonList.add(sonModel);}//再父模型数据循环最后，同时把循环整理的子二级菜单集合添加到父一级菜单模型的children。
            fatherModel.setChildren(sonList);//把整理好的父级（已经包含子级菜单）模型添加到要返回的树形集合
            fatherList.add(fatherModel);}return fatherList;}

[{"id": "A","text": "A省市重点工作","children": [{"id": "A1","text": "A1省市重点工作","children": null},{"id": "A2","text": "A2市政府绩效指标","children": null},{"id": "A3","text": "A3市领导批示","children": null}]
},
{"id": "B","text": "B区主要领导批示和主要领导会议布置的重点工作","children": [{"id": "B1","text": "B1党委政府会议纪要","children": null},{"id": "B2","text": "B2政府会议纪要","children": null},{"id": "B3","text": "B3主要领导批示指示","children": null},{"id": "B4","text": "B4区重大项目","children": null},{"id": "B5","text": "B5其他","children": null}]
},
{"id": "C","text": "C一般性工作","children": [{"id": "C1","text": "C1区各项重点工作","children": null},{"id": "C2","text": "C2区分管领导专项督查","children": null},{"id": "C3","text": "C3区属绩效指标","children": null},{"id": "C4","text": "C4其他","children": null}]
},
{"id": "D","text": "D各局委办工作","children": [{"id": "D1","text": "D1各局委办工作","children": null}]
}]