indexdocaction.java

前期开发时开发的新闻发布系统

package luceneAction;

import org.apache.struts.action.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.File;
import org.bit.demo.*;
import luceneActionForm.*;

public class indexDocAction extends Action 
{
	
	public ActionForward execute(ActionMapping actionMapping, ActionForm actionForm, HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) 
	{
		indexDocActionForm iForm = (indexDocActionForm) actionForm;
		String tab = iForm.getUnindexedCollection();
		int index = Integer.valueOf(tab).intValue();
		ServletContext application = httpServletRequest.getSession().getServletContext();
		InitialCollection ic = (InitialCollection) application.getAttribute("collection");
		DocCollection d = (DocCollection) ic.get(index);
		String url = d.getUrl();
		String collectionname = d.getName();
		boolean create = false;
		if(!new File(url).exists()) 
		{
			ic.delete(index);
			application.setAttribute("collection", ic);
			return actionMapping.findForward("indexError");
		}
		if(!ic.getEverIndexed())
		{			
			create = true;
		}
		String serverurl = null;
		serverurl = httpServletRequest.getSession().getServletContext().getRealPath("/");    
		IndexFiles.beginIndex(url, create, serverurl, collectionname);
		d.setToIndexed();
		ic.set(index, d);
		ic.everIndexed();
		application.setAttribute("collection", ic);
		return (actionMapping.findForward("indexOk"));
	}
}