CrossScriptingFilter.java

package com.filter;

import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import org.apache.log4j.Logger;

public class CrossScriptingFilter implements Filter {
	private static Logger logger = Logger.getLogger(CrossScriptingFilter.class);
    private FilterConfig filterConfig;

	public void init(FilterConfig filterConfig) throws ServletException {
        this.filterConfig = filterConfig;
    }

    public void destroy() {
        this.filterConfig = null;
    }

    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    	logger.info("Inlter CrossScriptingFilter  ...............");
        chain.doFilter(new RequestWrapper((HttpServletRequest) request), response);
        logger.info("Outlter CrossScriptingFilter ...............");
    }

}