Examples of com.caucho.server.dispatch.Invocation

com.caucho.server.dispatch.Invocation
A repository for request information gleaned from the uri.

      return null;


    HashMap<String,CacheItem> itemMap = new HashMap<String,CacheItem>();


    for (int i = 0; i < invocationList.size(); i++) {
      Invocation inv = (Invocation) invocationList.get(i);


      String uri = inv.getURI();
      int p = uri.indexOf('?');
      if (p >= 0)
        uri = uri.substring(0, p);


      CacheItem item = itemMap.get(uri);

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    try {
      if (_method.getLength() == 0)
        throw new RuntimeException("HTTP protocol exception, expected method");


      Invocation invocation;


      invocation = getInvocation(getHost(),
                                 _uri.getBuffer(), _uri.getLength());


      getRequestFacade().setInvocation(invocation);


      startInvocation();


      if (getServer().isPreview() && ! "resin.admin".equals(getHost())) {
        return sendBusyResponse();
      }


      invocation.service(getRequestFacade(), getResponseFacade());
    } catch (ClientDisconnectException e) {
      throw e;
    } catch (Throwable e) {
      log.log(Level.FINER, e.toString(), e);

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    if (url == null)
      throw new IllegalArgumentException(L.l("request dispatcher url can't be null."));
    else if (! url.startsWith("/"))
      throw new IllegalArgumentException(L.l("request dispatcher url `{0}' must be absolute", url));


    Invocation includeInvocation = new Invocation();
    Invocation forwardInvocation = new Invocation();
    Invocation errorInvocation = new Invocation();
    Invocation dispatchInvocation = new Invocation();
    Invocation requestInvocation = dispatchInvocation;
    InvocationDecoder decoder = new InvocationDecoder();


    String rawURI = url;


    try {

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                        host, getServerPort(),
                        uri, uriLength);


    InvocationServer server = _server.getInvocationServer();
    
    Invocation invocation = server.getInvocation(_invocationKey);


    if (invocation != null)
      return invocation.getRequestInvocation(_requestFacade);


    invocation = server.createInvocation();
    invocation.setSecure(isSecure());


    if (host != null) {
      String hostName = host.toString().toLowerCase(Locale.ENGLISH);


      invocation.setHost(hostName);
      invocation.setPort(getServerPort());


      // Default host name if the host doesn't have a canonical
      // name
      int p = hostName.lastIndexOf(':');
      int q = hostName.lastIndexOf(']');
      if (p > 0 && q < p)
        invocation.setHostName(hostName.substring(0, p));
      else
        invocation.setHostName(hostName);
    }


    return buildInvocation(invocation, uri, uriLength);
  }

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          return isSuspend();
        }
      }


      Invocation invocation = getRequestFacade().getInvocation();


      invocation.service(getRequestFacade(), getResponseFacade());
    } catch (ClientDisconnectException e) {
      _responseFacade.killCache();


      throw e;
    } catch (Throwable e) {

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  }
  
  public Invocation getAsyncInvocation()
  {
    if (_asyncInvocation == null) {
      Invocation invocation = new Invocation();
      invocation.copyFrom(_dispatchInvocation);
      
      FilterChain chain = invocation.getFilterChain();
      chain = new ResumeFilterChain(chain, invocation.getWebApp());
      
      invocation.setFilterChain(chain);
      
      _asyncInvocation = invocation;
    }
    
    return _asyncInvocation;

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   */
  public void include(ServletRequest topRequest, ServletResponse topResponse,
                      String method)
    throws ServletException, IOException
  {
    Invocation invocation = _includeInvocation;


    HttpServletRequest parentReq;
    ServletRequestWrapper reqWrapper = null;


    if (topRequest instanceof ServletRequestWrapper) {
      ServletRequest request = topRequest;
      
      while (request instanceof ServletRequestWrapper) {
        reqWrapper = (ServletRequestWrapper) request;
        
        request = ((ServletRequestWrapper) request).getRequest();
      }


      parentReq = (HttpServletRequest) request;
    } else if (topRequest instanceof HttpServletRequest) {
      parentReq = (HttpServletRequest) topRequest;
    } else {
      throw new IllegalStateException(L.l(
        "expected instance of ServletRequestWrapper at `{0}'", topResponse));
    }


    HttpServletResponse parentRes;
    ServletResponseWrapper resWrapper = null;


    if (topResponse instanceof ServletResponseWrapper) {
      ServletResponse response = topResponse;
      
      while (response instanceof ServletResponseWrapper) {
        resWrapper = (ServletResponseWrapper) response;
        
        response = ((ServletResponseWrapper) response).getResponse();
      }


      parentRes = (HttpServletResponse) response;
    } else if (topResponse instanceof HttpServletResponse) {
      parentRes = (HttpServletResponse) topResponse;
    } else {
      throw new IllegalStateException(L.l(
        "expected instance of ServletResponse at '{0}'", topResponse));
    }


    IncludeRequest subRequest
      = new IncludeRequest(parentReq, parentRes, invocation);
    
    // server/10yf, jsp/15di
    if (subRequest.getRequestDepth(0) > MAX_DEPTH)
      throw new ServletException(L.l("too many servlet includes '{0}'", parentReq.getServletPath()));


    IncludeResponse subResponse = subRequest.getResponse();


    if (reqWrapper != null) {
      reqWrapper.setRequest(subRequest);
    }
    else {
      topRequest = subRequest;
    }


    if (resWrapper != null) {
      resWrapper.setResponse(subResponse);
    }
    else {
      topResponse = subResponse;
    }
    
    // jsp/15lf, jsp/17eg - XXX: integrated with ResponseStream?
    // res.flushBuffer();


    subRequest.startRequest();


    try {
      invocation.service(topRequest, topResponse);
    } finally {
      if (reqWrapper != null)
        reqWrapper.setRequest(parentReq);
      
      if (resWrapper != null)

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        return false;
      }


      CharSequence host = getInvocationHost();


      Invocation invocation = getInvocation(host, _uri, _uriLength);


      if (invocation == null) {
        if (log.isLoggable(Level.FINER)) {
          log.finer(dbgId() + " empty invocation");
        }
        
        return false;
      }


      HttpServletRequestImpl requestFacade = getRequestFacade();


      requestFacade.setInvocation(invocation);


      isInvocation = true;
      startTime = _requestTimeProbe.start();
      startInvocation();


      invocation.service(requestFacade, getResponseFacade());
    } catch (ClientDisconnectException e) {
      clientDisconnect();
      /*
      CauchoResponse response = getResponseFacade();

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        invocation.setServletPath(entry.getServletPath());
      }


      if (_oldWebApp != null
          && Alarm.getCurrentTime() < _oldWebAppExpireTime) {
        Invocation oldInvocation = new Invocation();
        oldInvocation.copyFrom(invocation);
        oldInvocation.setWebApp(_oldWebApp);


        _oldWebApp.buildInvocation(oldInvocation);


        invocation = new VersionInvocation(invocation, this,
                                           oldInvocation,
                                           oldInvocation.getWebApp(),
                                           _oldWebAppExpireTime);
      }


      return invocation;
    } catch (Throwable e) {

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    RequestDispatcherImpl disp = getDispatcherCache().get(url);


    if (disp != null && ! disp.isModified())
      return disp;


    Invocation includeInvocation = new SubInvocation();
    Invocation forwardInvocation = new SubInvocation();
    Invocation errorInvocation = new SubInvocation();
    Invocation dispatchInvocation = new SubInvocation();
    Invocation requestInvocation = dispatchInvocation;
    
    InvocationDecoder decoder = new InvocationDecoder();


    String rawURI = escapeURL(getContextPath() + url);

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