Java Globals.STRICT_SERVLET_COMPLIANCE属性代码示例

/**
 * Return the requested resource as an <code>InputStream</code>.  The
 * path must be specified according to the rules described under
 * <code>getResource</code>.  If no such resource can be identified,
 * return <code>null</code>.
 *
 * @param path The path to the desired resource.
 */
public InputStream getResourceAsStream(String path) {

    if (path == null || (Globals.STRICT_SERVLET_COMPLIANCE && !path.startsWith("/")))
        return (null);

    path = RequestUtil.normalize(path);
    if (path == null)
        return (null);

    DirContext resources = context.getResources();
    if (resources != null) {
        try {
            Object resource = resources.lookup(path);
            if (resource instanceof Resource)
                return (((Resource) resource).streamContent());
        } catch (Exception e) {
        }
    }
    return (null);

}
 

/**
 * Create a new StandardContext component with the default basic Valve.
 */
public StandardContext() {

	super();

	// this.start();

	// Where.amI();

	// WhereAmI.print();

	pipeline.setBasic(new StandardContextValve());
	broadcaster = new NotificationBroadcasterSupport();
	// Set defaults
	if (!Globals.STRICT_SERVLET_COMPLIANCE) {
		// Strict servlet compliance requires all extension mapped servlets
		// to be checked against welcome files
		resourceOnlyServlets.add("jsp");
	}
}
 

/**
 * Create a new StandardContext component with the default basic Valve.
 */
public StandardContext() {

    super();
    pipeline.setBasic(new StandardContextValve());
    broadcaster = new NotificationBroadcasterSupport();
    // Set defaults
    if (!Globals.STRICT_SERVLET_COMPLIANCE) {
        // Strict servlet compliance requires all extension mapped servlets
        // to be checked against welcome files
        resourceOnlyServlets.add("jsp");
    }
}
 

/**
 * Return the writer associated with this Response.
 *
 * @exception IllegalStateException if <code>getOutputStream</code> has
 *  already been called for this response
 * @exception IOException if an input/output error occurs
 */
public PrintWriter getWriter() 
    throws IOException {

    if (usingOutputStream)
        throw new IllegalStateException
            (sm.getString("coyoteResponse.getWriter.ise"));

    if (Globals.STRICT_SERVLET_COMPLIANCE) {
        /*
         * If the response's character encoding has not been specified as
         * described in <code>getCharacterEncoding</code> (i.e., the method
         * just returns the default value <code>ISO-8859-1</code>),
         * <code>getWriter</code> updates it to <code>ISO-8859-1</code>
         * (with the effect that a subsequent call to getContentType() will
         * include a charset=ISO-8859-1 component which will also be
         * reflected in the Content-Type response header, thereby satisfying
         * the Servlet spec requirement that containers must communicate the
         * character encoding used for the servlet response's writer to the
         * client).
         */
        setCharacterEncoding(getCharacterEncoding());
    }

    usingWriter = true;
    outputBuffer.checkConverter();
    if (writer == null) {
        writer = new CoyoteWriter(outputBuffer);
    }
    return writer;

}
 

/**
 * Select the appropriate child Context to process this request,
 * based on the specified request URI.  If no matching Context can
 * be found, return an appropriate HTTP error.
 *
 * @param request Request to be processed
 * @param response Response to be produced
 * @param valveContext Valve context used to forward to the next Valve
 *
 * @exception IOException if an input/output error occurred
 * @exception ServletException if a servlet error occurred
 */
public final void invoke(Request request, Response response)
    throws IOException, ServletException {

    // Select the Context to be used for this Request
    Context context = request.getContext();
    if (context == null) {
        response.sendError
            (HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
             sm.getString("standardHost.noContext"));
        return;
    }

    // Bind the context CL to the current thread
    if( context.getLoader() != null ) {
        // Not started - it should check for availability first
        // This should eventually move to Engine, it's generic.
        Thread.currentThread().setContextClassLoader
                (context.getLoader().getClassLoader());
    }

    // Ask this Context to process this request
    context.getPipeline().getFirst().invoke(request, response);

    // Access a session (if present) to update last accessed time, based on a
    // strict interpretation of the specification
    if (Globals.STRICT_SERVLET_COMPLIANCE) {
        request.getSession(false);
    }

    // Error page processing
    response.setSuspended(false);

    Throwable t = (Throwable) request.getAttribute(Globals.EXCEPTION_ATTR);

    if (t != null) {
        throwable(request, response, t);
    } else {
        status(request, response);
    }

    // Restore the context classloader
    Thread.currentThread().setContextClassLoader
        (StandardHostValve.class.getClassLoader());

}