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package org.glassfish.osgihttp;

import org.osgi.framework.Bundle;
import org.osgi.service.http.HttpContext;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.net.URL;

/**
 * Default implementation of {@link HttpContext}.
 * As per the spec (OSGi R4 Compendium, section #102.4):
 * 1. the default implementation of getResource() must map the resource request
 * to the Bundle.getResource(String).
 * 2. the getMime(String) implementation of the default HttpContext object
 * should return a reasonable mapping.
 * 3. Its handleSecurity(HttpServlet Request,HttpServletResponse)
 * may implement an authentication mecha-nism that is implementation-dependent.
 * 
 * {@code org.osgi.service.http.HttpService#createDefaultHttpContext()}
 *
 * @author [email protected]
 */
public class DefaultHttpContext implements HttpContext {

    /*
    * TODO(Sahoo): getMimeType() to use default-web.xml.
    */

    /**
     * Bundle for which this context is created.
     */
    private Bundle registeringBundle;

    public DefaultHttpContext(Bundle registeringBundle) {
        this.registeringBundle = registeringBundle;
    }

    public boolean handleSecurity(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) throws IOException {
        return true;// TODO(Sahoo):
    }

    /**
     * @param s
     * @return URL
     */
    public URL getResource(String s) {
        /*
         * As per the spec (OSGi R4 Compendium, section #102.4):
         * the default implementation must map the resource request to the
         * bundle's resource, using Bundle.getResource(String).
         * The internal name must specify the full path to the directory
         * containing the resource files in the bundle. No automatic prefixing
         * of the package name is done.
         */
        return registeringBundle.getResource(s); // TODO(Sahoo): doPrivileged()
    }

    public String getMimeType(String s) {
        return null;
    }
}