Example usage for com.google.gwt.rpc.server HostedModeClientOracle HostedModeClientOracle

Introduction

In this page you can find the example usage for com.google.gwt.rpc.server HostedModeClientOracle HostedModeClientOracle.

Prototype

HostedModeClientOracle

Source Link

Usage

From source file:net.zschech.gwt.comet.server.CometServlet.java

License:Apache License

protected ClientOracle getClientOracle(HttpServletRequest request) throws IOException {
    String permutationStrongName = request.getParameter(CometTransport.STRONG_NAME_PARAMETER);
    if (permutationStrongName == null) {
        return null;
    }/*from w w  w  .j a  v a 2s . co m*/

    ClientOracle toReturn;
    synchronized (clientOracleCache) {
        if (clientOracleCache.containsKey(permutationStrongName)) {
            toReturn = clientOracleCache.get(permutationStrongName).get();
            if (toReturn != null) {
                return toReturn;
            }
        }

        if ("HostedMode".equals(permutationStrongName)) {
            // if (!allowHostedModeConnections()) {
            // throw new SecurityException("Blocked hosted mode request");
            // }
            toReturn = new HostedModeClientOracle();
        } else {
            String moduleBase = request.getParameter(CometTransport.MODULE_BASE_PARAMETER);
            if (moduleBase == null) {
                return null;
            }

            String basePath = new URL(moduleBase).getPath();
            if (basePath == null) {
                throw new MalformedURLException(
                        "Blocked request without GWT base path parameter (XSRF attack?)");
            }

            String contextPath = getServletContext().getContextPath();
            if (!basePath.startsWith(contextPath)) {
                throw new MalformedURLException(
                        "Blocked request with invalid GWT base path parameter (XSRF attack?)");
            }
            basePath = basePath.substring(contextPath.length());

            InputStream in = findClientOracleData(basePath, permutationStrongName);

            toReturn = WebModeClientOracle.load(in);
        }
        clientOracleCache.put(permutationStrongName, new SoftReference<ClientOracle>(toReturn));
    }

    return toReturn;
}

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From source file:org.atmosphere.gwt.server.impl.RPCUtil.java

License:Apache License

protected static ClientOracle getClientOracle(HttpServletRequest request, ServletContext context)
        throws IOException {
    String permutationStrongName = request.getParameter(Constants.STRONG_NAME_PARAMETER);
    if (permutationStrongName == null) {
        return null;
    }//from  www  .j  av a 2s. c  o  m

    ClientOracle toReturn;
    synchronized (clientOracleCache) {
        if (clientOracleCache.containsKey(permutationStrongName)) {
            toReturn = clientOracleCache.get(permutationStrongName).get();
            if (toReturn != null) {
                return toReturn;
            }
        }

        if ("HostedMode".equals(permutationStrongName)) {
            // if (!allowHostedModeConnections()) {
            // throw new SecurityException("Blocked hosted mode request");
            // }
            toReturn = new HostedModeClientOracle();
        } else {
            String moduleBase = request.getParameter(Constants.MODULE_BASE_PARAMETER);
            if (moduleBase == null) {
                return null;
            }

            String basePath = new URL(moduleBase).getPath();
            if (basePath == null) {
                throw new MalformedURLException(
                        "Blocked request without GWT base path parameter (XSRF attack?)");
            }

            String contextPath = context.getContextPath();
            if (!basePath.startsWith(contextPath)) {
                throw new MalformedURLException(
                        "Blocked request with invalid GWT base path parameter (XSRF attack?)");
            }
            basePath = basePath.substring(contextPath.length());

            InputStream in = findClientOracleData(basePath, permutationStrongName, context);

            toReturn = WebModeClientOracle.load(in);
        }
        clientOracleCache.put(permutationStrongName, new SoftReference<ClientOracle>(toReturn));
    }

    return toReturn;
}

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