fileuploadform.java

Java开发的权限管理的例子

package org.artemis.manager.struts.form;

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;
import org.apache.struts.upload.FormFile;
import org.apache.struts.upload.MultipartRequestHandler;

/** 
 * MyEclipse Struts
 * Creation date: 11-14-2005
 * 
 * XDoclet definition:
 * @struts.form name="fileUploadForm"
 */
public class FileUploadForm extends ActionForm {
	  public static final String ERROR_PROPERTY_MAX_LENGTH_EXCEEDED = "org.apache.struts.webapp.upload.MaxLengthExceeded";
	  protected FormFile theFile;
	  private String filename;
	// --------------------------------------------------------- Instance Variables

	// --------------------------------------------------------- Methods

	public String getFilename() {
		return filename;
	}

	public void setFilename(String filename) {
		this.filename = filename;
	}

	public FormFile getTheFile() {
		return theFile;
	}

	public void setTheFile(FormFile theFile) {
		this.theFile = theFile;
	}

	/** 
	 * Method validate
	 * @param mapping
	 * @param request
	 * @return ActionErrors
	 */
	public ActionErrors validate(
		ActionMapping mapping,
		HttpServletRequest request) {
	      ActionErrors errors = null;
	      //has the maximum length been exceeded?
	      Boolean maxLengthExceeded = (Boolean)
	              request.getAttribute(MultipartRequestHandler.ATTRIBUTE_MAX_LENGTH_EXCEEDED);
	      if ((maxLengthExceeded != null) && (maxLengthExceeded.booleanValue()))
	      {
	          errors = new ActionErrors();
	          errors.add(ERROR_PROPERTY_MAX_LENGTH_EXCEEDED, new ActionMessage("maxLengthExceeded"));
	      }
	      return errors;
	}

	/** 
	 * Method reset
	 * @param mapping
	 * @param request
	 */
	public void reset(ActionMapping mapping, HttpServletRequest request) {

		// TODO Auto-generated method stub
	}

}