| package org.apache.struts.helloworld.action; |
| |
| import org.apache.struts.helloworld.model.MessageStore; |
| |
| import com.opensymphony.xwork2.ActionSupport; |
| |
| /** |
| * Acts as a Struts 2 controller that responds |
| * to a user action by setting the value |
| * of the Message model class, and returns a String |
| * result. |
| * @author Bruce Phillips |
| * |
| */ |
| public class HelloWorldAction extends ActionSupport { |
| |
| private static final long serialVersionUID = 1L; |
| |
| /** |
| * The model class that stores the message |
| * to display in the view. |
| */ |
| private MessageStore messageStore; |
| |
| private static int helloCount = 0; |
| |
| public int getHelloCount() { |
| return helloCount; |
| } |
| |
| public void setHelloCount(int helloCount) { |
| HelloWorldAction.helloCount = helloCount; |
| } |
| |
| private String userName; |
| |
| public String getUserName() { |
| return userName; |
| } |
| |
| public void setUserName(String userName) { |
| this.userName = userName; |
| } |
| |
| /* |
| * Creates the MessageStore model object, |
| * increase helloCount by 1 and |
| * returns success. The MessageStore model |
| * object will be available to the view. |
| * (non-Javadoc) |
| * @see com.opensymphony.xwork2.ActionSupport#execute() |
| */ |
| public String execute() throws Exception { |
| |
| messageStore = new MessageStore() ; |
| |
| //Action included a query string parameter of userName |
| //or a form field with name of userName |
| if (userName != null) { |
| |
| messageStore.setMessage( messageStore.getMessage() + " " + userName); |
| |
| } |
| |
| helloCount++; |
| |
| return SUCCESS; |
| } |
| |
| public MessageStore getMessageStore() { |
| return messageStore; |
| } |
| |
| public void setMessageStore(MessageStore messageStore) { |
| this.messageStore = messageStore; |
| } |
| |
| |
| |
| } |