struts2+rest简单实例

package org.demo.rest.example; import java.util.Collection; import org.apache.struts2.rest.DefaultHttpHeaders; import org.apache.struts2.rest.HttpHeaders; import org.apache.struts2.convention.annotation.Results; import org.apache.struts2.convention.annotation.Result; import com.opensymphony.xwork2.ModelDriven; import com.opensymphony.xwork2.Validateable; import com.opensymphony.xwork2.ValidationAwareSupport; @Results({ @Result(name="success", type="redirectAction", params = {"actionName" , "orders"}) }) public class OrdersController extends ValidationAwareSupport implements ModelDriven<Object>, Validateable{ private Order model = new Order(); private String id; private Collection<Order> list; private OrdersService ordersService = new OrdersService(); // GET /orders/1 public HttpHeaders show() { return new DefaultHttpHeaders("show"); } // GET /orders public HttpHeaders index() { list = ordersService.getAll(); return new DefaultHttpHeaders("index") .disableCaching(); } // GET /orders/1/edit public String edit() { return "edit"; } // GET /orders/new public String editNew() { model = new Order(); return "editNew"; } // GET /orders/1/deleteConfirm public String deleteConfirm() { return "deleteConfirm"; } // DELETE /orders/1 public String destroy() { ordersService.remove(id); addActionMessage("Order removed successfully"); return "success"; } // POST /orders public HttpHeaders create() { ordersService.save(model); addActionMessage("New order created successfully"); return new DefaultHttpHeaders("success") .setLocationId(model.getId()); } // PUT /orders/1 public String update() { ordersService.save(model); addActionMessage("Order updated successfully"); return "success"; } public void validate() { if (model.getClientName() == null || model.getClientName().length() ==0) { addFieldError("clientName", "The client name is empty"); } } public void setId(String id) { if (id != null) { this.model = ordersService.get(id); } this.id = id; } public Object getModel() { return (list != null ? list : model); } }