/src/main/java/org/tuckey/web/filters/urlrewrite/sample/SampleMultiUrlRewriteFilter.java

package org.tuckey.web.filters.urlrewrite.sample;



import org.tuckey.web.filters.urlrewrite.Conf;

import org.tuckey.web.filters.urlrewrite.UrlRewriteFilter;

import org.tuckey.web.filters.urlrewrite.UrlRewriter;



import javax.servlet.FilterChain;

import javax.servlet.FilterConfig;

import javax.servlet.ServletException;

import javax.servlet.ServletRequest;

import javax.servlet.ServletResponse;

import java.io.FileInputStream;

import java.util.ArrayList;

import java.util.List;



/**

 * Sample of how you might load multiple configuration files. (NOT to be used verbatim!!)

 */

public class SampleMultiUrlRewriteFilter extends UrlRewriteFilter {



    private List urlrewriters = new ArrayList();

     

    public void loadUrlRewriter(FilterConfig filterConfig) throws ServletException {

        // add configurations

        try {

            Conf conf1 = new Conf(filterConfig.getServletContext(), new FileInputStream("someconf.xml"), "someconf.xml", "");

            urlrewriters.add(new UrlRewriter(conf1));



            Conf conf2 = new SampleConfExt();

            urlrewriters.add(new UrlRewriter(conf2));



        } catch (Exception e) {

            throw new ServletException(e);

        }

    }



    public UrlRewriter getUrlRewriter(ServletRequest request, ServletResponse response, FilterChain chain) {

        // do some logic to decide what urlrewriter to use (possibly do a reload check on the conf file)

        return (UrlRewriter) urlrewriters.get(0);

    }



    public void destroyUrlRewriter() {

        for (int i = 0; i < urlrewriters.size(); i++) {

            UrlRewriter urlRewriter = (UrlRewriter) urlrewriters.get(i);

            urlRewriter.destroy();

        }

    }



}