applicationmap.java

很好的电子商务系统

package com.ibatis.struts.httpmap;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import java.util.Enumeration;

/**
 * Map to wrap application scope attributes.
 * <p/>
 * Date: Mar 11, 2004 11:21:25 PM
 * 
 * @author Clinton Begin
 */
public class ApplicationMap extends BaseHttpMap {

  private ServletContext context;

  public ApplicationMap(HttpServletRequest request) {
    context = request.getSession().getServletContext();
  }

  protected Enumeration getNames() {
    return context.getAttributeNames();
  }

  protected Object getValue(Object key) {
    return context.getAttribute(String.valueOf(key));
  }

  protected void putValue(Object key, Object value) {
    context.setAttribute(String.valueOf(key), value);
  }

  protected void removeValue(Object key) {
    context.removeAttribute(String.valueOf(key));
  }

}