Example usage for com.vaadin.server ServerRpcMethodInvocation ServerRpcMethodInvocation

Introduction

In this page you can find the example usage for com.vaadin.server ServerRpcMethodInvocation ServerRpcMethodInvocation.

Prototype

public ServerRpcMethodInvocation(String connectorId, Class<? extends ServerRpc> interfaceClass,
            String methodName, int parameterCount) 

Source Link

Usage

From source file:org.semanticsoft.vaaclipse.app.servlet.VaaclipseServerRpcHandler.java

License:Open Source License

private ServerRpcMethodInvocation parseServerRpcInvocation(String connectorId, String interfaceName,
        String methodName, JSONArray parametersJson, ConnectorTracker connectorTracker) throws JSONException {
    ClientConnector connector = connectorTracker.getConnector(connectorId);

    ServerRpcManager<?> rpcManager = connector.getRpcManager(interfaceName);
    if (rpcManager == null) {
        /*/* www  .  j av a2s. c  o  m*/
         * Security: Don't even decode the json parameters if no RpcManager
         * corresponding to the received method invocation has been
         * registered.
         */
        getLogger().warning("Ignoring RPC call to " + interfaceName + "." + methodName + " in connector "
                + connector.getClass().getName() + "(" + connectorId
                + ") as no RPC implementation is registered");
        return null;
    }

    // Use interface from RpcManager instead of loading the class based on
    // the string name to avoid problems with OSGi
    Class<? extends ServerRpc> rpcInterface = rpcManager.getRpcInterface();

    ServerRpcMethodInvocation invocation = new ServerRpcMethodInvocation(connectorId, rpcInterface, methodName,
            parametersJson.length());

    Object[] parameters = new Object[parametersJson.length()];
    Type[] declaredRpcMethodParameterTypes = invocation.getMethod().getGenericParameterTypes();

    for (int j = 0; j < parametersJson.length(); ++j) {
        Object parameterValue = parametersJson.get(j);
        Type parameterType = declaredRpcMethodParameterTypes[j];
        parameters[j] = JsonCodec.decodeInternalOrCustomType(parameterType, parameterValue, connectorTracker);
    }
    invocation.setParameters(parameters);
    return invocation;
}

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