helloform.java

struts的例子,主要包括一些标签的使用

/*
 * Created on 2007-4-15
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package hello.Form;

import hello.Bean.Address;

import javax.servlet.http.HttpServletRequest;

import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;

/**
 * @author we
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public class HelloForm extends ActionForm {
    private String userName = null;
    private String password=null;
    private Address address;
    
    /**
     * @return Returns the address.
     */
    public Address getAddress() {
        return address;
    }
    /**
     * @param address The address to set.
     */
    public void setAddress(Address address) {
        this.address = address;
    }
    /**
     * @return Returns the password.
     */
    public String getPassword() {
        return password;
    }
    /**
     * @param password The password to set.
     */
    public void setPassword(String password) {
        this.password = password;
    }
    public String getUserName() {
        return (this.userName);
    }

    public void setUserName(String userName) {
        this.userName = userName;
    }
   
    /**
     * Reset all properties to their default values.
     */
    public void reset(ActionMapping mapping, HttpServletRequest request) {
        this.userName = null;
    }

    /**
     * Validate the properties posted in this request. If validation errors are
     * found, return an <code>ActionErrors</code> object containing the errors.
     * If no validation errors occur, return <code>null</code> or an empty
     * <code>ActionErrors</code> object.
     */
    public ActionErrors validate(ActionMapping mapping,
                                 HttpServletRequest request) {

        ActionErrors errors = new ActionErrors();

        if ((userName == null) || (userName.length() < 1))
            errors.add("username", new ActionMessage("hello.no.username.error"));
        if ((password == null) || (password.length() < 1))
            errors.add("password", new ActionMessage("hello.no.password.error"));
        return errors;
    }
}