org.apache.catalina.AsyncDispatcher Java Examples

The following examples show how to use org.apache.catalina.AsyncDispatcher. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: AsyncContextImpl.java    From Tomcat8-Source-Read with MIT License 5 votes vote down vote up 
@Override
public void dispatch(ServletContext servletContext, String path) {
    synchronized (asyncContextLock) {
        if (log.isDebugEnabled()) {
            logDebug("dispatch   ");
        }
        check();
        if (dispatch != null) {
            throw new IllegalStateException(
                    sm.getString("asyncContextImpl.dispatchingStarted"));
        }
        if (request.getAttribute(ASYNC_REQUEST_URI)==null) {
            request.setAttribute(ASYNC_REQUEST_URI, request.getRequestURI());
            request.setAttribute(ASYNC_CONTEXT_PATH, request.getContextPath());
            request.setAttribute(ASYNC_SERVLET_PATH, request.getServletPath());
            request.setAttribute(ASYNC_PATH_INFO, request.getPathInfo());
            request.setAttribute(ASYNC_QUERY_STRING, request.getQueryString());
        }
        final RequestDispatcher requestDispatcher = servletContext.getRequestDispatcher(path);
        if (!(requestDispatcher instanceof AsyncDispatcher)) {
            throw new UnsupportedOperationException(
                    sm.getString("asyncContextImpl.noAsyncDispatcher"));
        }
        final AsyncDispatcher applicationDispatcher =
                (AsyncDispatcher) requestDispatcher;
        final ServletRequest servletRequest = getRequest();
        final ServletResponse servletResponse = getResponse();
        // https://bz.apache.org/bugzilla/show_bug.cgi?id=63246
        // Take a local copy as the dispatch may complete the
        // request/response and that in turn may trigger recycling of this
        // object before the in-progress count can be decremented
        final Context context = this.context;
        this.dispatch = new AsyncRunnable(
                request, applicationDispatcher, servletRequest, servletResponse);
        this.request.getCoyoteRequest().action(ActionCode.ASYNC_DISPATCH, null);
        clearServletRequestResponse();
        context.decrementInProgressAsyncCount();
    }
}
Example #2
Source File: AsyncContextImpl.java    From Tomcat8-Source-Read with MIT License 5 votes vote down vote up 
public AsyncRunnable(Request request, AsyncDispatcher applicationDispatcher,
        ServletRequest servletRequest, ServletResponse servletResponse) {
    this.request = request;
    this.applicationDispatcher = applicationDispatcher;
    this.servletRequest = servletRequest;
    this.servletResponse = servletResponse;
}
Example #3
Source File: AsyncContextImpl.java    From Tomcat7.0.67 with Apache License 2.0 4 votes vote down vote up 
@Override
public void dispatch(ServletContext context, String path) {
    synchronized (asyncContextLock) {
        if (log.isDebugEnabled()) {
            logDebug("dispatch   ");
        }
        check();
        if (dispatch != null) {
            throw new IllegalStateException(
                    sm.getString("asyncContextImpl.dispatchingStarted"));
        }
        if (request.getAttribute(ASYNC_REQUEST_URI)==null) {
            request.setAttribute(ASYNC_REQUEST_URI, request.getRequestURI());
            request.setAttribute(ASYNC_CONTEXT_PATH, request.getContextPath());
            request.setAttribute(ASYNC_SERVLET_PATH, request.getServletPath());
            request.setAttribute(ASYNC_PATH_INFO, request.getPathInfo());
            request.setAttribute(ASYNC_QUERY_STRING, request.getQueryString());
        }
        final RequestDispatcher requestDispatcher = context.getRequestDispatcher(path);
        if (!(requestDispatcher instanceof AsyncDispatcher)) {
            throw new UnsupportedOperationException(
                    sm.getString("asyncContextImpl.noAsyncDispatcher"));
        }
        final AsyncDispatcher applicationDispatcher =
                (AsyncDispatcher) requestDispatcher;
        final ServletRequest servletRequest = getRequest();
        final ServletResponse servletResponse = getResponse();
        Runnable run = new Runnable() {
            @Override
            public void run() {
                request.getCoyoteRequest().action(ActionCode.ASYNC_DISPATCHED, null);
                try {
                    applicationDispatcher.dispatch(servletRequest, servletResponse);
                }catch (Exception x) {
                    //log.error("Async.dispatch",x);
                    throw new RuntimeException(x);
                }
            }
        };

        this.dispatch = run;
        this.request.getCoyoteRequest().action(ActionCode.ASYNC_DISPATCH, null);
        clearServletRequestResponse();
    }
}
Example #4
Source File: AsyncContextImpl.java    From tomcatsrc with Apache License 2.0 4 votes vote down vote up 
@Override
public void dispatch(ServletContext context, String path) {
    synchronized (asyncContextLock) {
        if (log.isDebugEnabled()) {
            logDebug("dispatch   ");
        }
        check();
        if (dispatch != null) {
            throw new IllegalStateException(
                    sm.getString("asyncContextImpl.dispatchingStarted"));
        }
        if (request.getAttribute(ASYNC_REQUEST_URI)==null) {
            request.setAttribute(ASYNC_REQUEST_URI, request.getRequestURI());
            request.setAttribute(ASYNC_CONTEXT_PATH, request.getContextPath());
            request.setAttribute(ASYNC_SERVLET_PATH, request.getServletPath());
            request.setAttribute(ASYNC_PATH_INFO, request.getPathInfo());
            request.setAttribute(ASYNC_QUERY_STRING, request.getQueryString());
        }
        final RequestDispatcher requestDispatcher = context.getRequestDispatcher(path);
        if (!(requestDispatcher instanceof AsyncDispatcher)) {
            throw new UnsupportedOperationException(
                    sm.getString("asyncContextImpl.noAsyncDispatcher"));
        }
        final AsyncDispatcher applicationDispatcher =
                (AsyncDispatcher) requestDispatcher;
        final ServletRequest servletRequest = getRequest();
        final ServletResponse servletResponse = getResponse();
        Runnable run = new Runnable() {
            @Override
            public void run() {
                request.getCoyoteRequest().action(ActionCode.ASYNC_DISPATCHED, null);
                try {
                    applicationDispatcher.dispatch(servletRequest, servletResponse);
                }catch (Exception x) {
                    //log.error("Async.dispatch",x);
                    throw new RuntimeException(x);
                }
            }
        };

        this.dispatch = run;
        this.request.getCoyoteRequest().action(ActionCode.ASYNC_DISPATCH, null);
        clearServletRequestResponse();
    }
}