loginform.java

来自「J2EE指南」· Java 代码 · 共 61 行

package com.wiley;

import javax.servlet.http.HttpServletRequest;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionError;

public class LoginForm extends ActionForm {

  private String password = null;

  private String username = null;

	// Password Accessors
  public String getPassword() {

		return (this.password);
	}

  public void setPassword(String password) {

		this.password = password;
	}

	// Username Accessors
  public String getUsername() {

		return (this.username);
	}

  public void setUsername(String username) {

		this.username = username;
	}

  // This method is called with every request. It resets the Form
  // attribute prior to setting the values in the new request.
  public void reset(ActionMapping mapping, HttpServletRequest request) {

		this.password = null;
		this.username = null;
	}

  public ActionErrors validate(ActionMapping mapping,
    HttpServletRequest request) {

    ActionErrors errors = new ActionErrors();

    if ( (username == null ) || (username.length() == 0) ) {

      errors.add("username", new ActionError("errors.username.required"));
    }
    if ( (password == null ) || (password.length() == 0) ) {

      errors.add("password", new ActionError("errors.password.required"));
    }
    return errors;
  }
}