beerselectaction.java

来自「This java program help user to write cod」· Java 代码 · 共 36 行

package com.example.web; 

// Model imports
import com.example.model.*;
import java.util.*;

// Struts imports
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;

// Servlet imports
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class BeerSelectAction extends Action {

  public ActionForward execute(ActionMapping mapping, ActionForm form,
			       HttpServletRequest request,
			       HttpServletResponse response) {

      // Cast the form to the application-specific form
      BeerSelectForm myForm = (BeerSelectForm) form;

      // Process the business logic
      BeerExpert be = new BeerExpert();
      ArrayList result = be.getBrands(myForm.getColor());

      // Forward to the Results view
      // (and store the data in the request-scope)
      request.setAttribute("styles", result);
      return mapping.findForward("show_results");
    }
}