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package pt.estgp.estgweb.web.filters;
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import org.apache.commons.httpclient.util.URIUtil;
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import javax.servlet.*;
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import javax.servlet.http.HttpServletRequest;
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import java.io.IOException;
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/**
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 *
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 * @author  Jorge Machado
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 */
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public class RequestURLFilter implements 1.5.0/docs/api/java/util/logging/Filter.html">Filter
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{
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    public static final 1.5.0/docs/api/java/lang/String.html">String REQUESTED_URL = "pt.estgp.estgweb.web.filters.RequestURLFilter.REQUESTED_URL";
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    public RequestURLFilter()
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    {
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    }
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    public void init(FilterConfig config)
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    {
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    }
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    /**
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     *
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     * @param request The servlet request we are processing
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     * @param chain The filter chain we are processing
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     *
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     * @exception java.io.IOException if an input/output error occurs
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     * @exception javax.servlet.ServletException if a servlet error occurs
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     */
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    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
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            throws 1.5.0/docs/api/java/io/IOException.html">IOException, ServletException
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    {
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        HttpServletRequest hrequest = (HttpServletRequest) request;
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        1.5.0/docs/api/java/lang/String.html">String relativePath = hrequest.getServletPath();
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        if (relativePath == null)
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            relativePath = "";
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        else
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            relativePath = URIUtil.encodePath(relativePath, "ISO-8859-1");
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        if (hrequest.getPathInfo() != null && hrequest.getPathInfo().length() > 0)
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        {
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            relativePath += URIUtil.encodePath(hrequest.getPathInfo(), "ISO-8859-1");
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        }
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        if(hrequest.getQueryString() != null && hrequest.getQueryString().length()>0)
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            relativePath += "?" + URIUtil.encodePath(hrequest.getQueryString(), "ISO-8859-1");
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        1.5.0/docs/api/java/lang/String.html">String url = relativePath;
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        hrequest.setAttribute(REQUESTED_URL,url);
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        chain.doFilter(request,response);
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    }
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    public void destroy()
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    {
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        // Nothing
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    }
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}