Package org.apache.tuscany.sca.invocation

Examples of org.apache.tuscany.sca.invocation.Message

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        }
        return subject;
    }

    public String getServiceName() {
        Message msgContext = ThreadMessageContext.getMessageContext();
       
        if (msgContext != null){
            return msgContext.getTo().getService().getName();
        } else {
            // message in thread context could be null if the user has
            // spun up a new thread inside their component implementation
            return null;
        }
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            return null;
        }
    }

    public <B> ServiceReference<B> getServiceReference() {
        Message msgContext = ThreadMessageContext.getMessageContext();
        if (msgContext == null){
            // message in thread context could be null if the user has
            // spun up a new thread inside their component implementation
            return null;
        }
        // FIXME: [rfeng] Is this the service reference matching the caller side?
        RuntimeEndpoint to = (RuntimeEndpoint) msgContext.getTo();
        RuntimeComponent component = (RuntimeComponent) to.getComponent();
       
        ServiceReference<B> callableReference = component.getComponentContext().getServiceReference(null, to);
       
        return callableReference;
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        return cb.getService();
    }

    @SuppressWarnings("unchecked")
    public <CB> ServiceReference<CB> getCallbackReference() {
        Message msgContext = ThreadMessageContext.getMessageContext();
        if (msgContext == null){
            // message in thread context could be null if the user has
            // spun up a new thread inside their component implementation
            return null;
        }
       
        Endpoint to = msgContext.getTo();
        RuntimeComponentService service = (RuntimeComponentService) to.getService();
        RuntimeComponentReference callbackReference = (RuntimeComponentReference)service.getCallbackReference();
        if (callbackReference == null) {
            return null;
        }
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        }
        return null;
    }

    public void init() {
        Message msgContext = ThreadMessageContext.getMessageContext();
        callbackEPR = selectCallbackEPR(msgContext);
        if (callbackEPR == null) {
            throw new ServiceRuntimeException("No callback binding found for " + msgContext.getTo().toString());
        }
        resolvedEndpoint = msgContext.getFrom().getCallbackEndpoint();
       
        // Capture the Message ID from the message which caused the creation of this CallBackServiceReference
        this.msgID = (String) msgContext.getHeaders().get(Constants.MESSAGE_ID);
    }
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     * @return - the Response message from the invocation
     * @throws Throwable - if any exception occurs during the invocation
     */
    protected Object invoke(Method method, InvocationChain chain, Object[] args, Invocable source, String msgID)
                         throws Throwable {
        Message msg = messageFactory.createMessage();
        if (source instanceof RuntimeEndpointReference) {
            msg.setFrom((RuntimeEndpointReference)source);
        }
        if (target != null) {
            msg.setTo(target);
        } else {
            if (source instanceof RuntimeEndpointReference) {
                msg.setTo(((RuntimeEndpointReference)source).getTargetEndpoint());
            }
        }
        Invoker headInvoker = chain.getHeadInvoker();
        Operation operation = null;
        if(source instanceof RuntimeEndpoint) {
            // [rfeng] We cannot use the targetOperation from the binding invocation chain.
            // For each method, we need to find the matching operation so that we can set the operation on to the message
            for (InvocationChain c : source.getInvocationChains()) {
                Operation op = c.getTargetOperation();
                if (method.getName().equals(op.getName())) {
                    operation = op;
                    break;
                }
            }
        } else {
            operation = chain.getTargetOperation();
        }
        msg.setOperation(operation);
        msg.setBody(args);

        Message msgContext = ThreadMessageContext.getMessageContext();
       
        // Deal with header information that needs to be copied from the message context to the new message...
        transferMessageHeaders( msg, msgContext);
       
        ThreadMessageContext.setMessageContext(msg);
       
        // If there is a supplied message ID, place its value into the Message Header under "MESSAGE_ID"
        if( msgID != null ){
          msg.getHeaders().put("MESSAGE_ID", msgID);
        } // end if

        try {
            // dispatch the source down the chain and get the response
            Message resp = headInvoker.invoke(msg);
            Object body = resp.getBody();
            if (resp.isFault()) {
                throw (Throwable)body;
            }
            return body;
        } finally {
            ThreadMessageContext.setMessageContext(msgContext);
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     * @param args - parameters for the invocation
     * @param invocable - the reference
     * @param msgID - a message ID
     */
    public void invokeAsync(InvocationChain chain, Object[] args, Invocable invocable, String msgID) {
        Message msg = messageFactory.createMessage();
        if (invocable instanceof RuntimeEndpointReference) {
            msg.setFrom((RuntimeEndpointReference)invocable);
        } // end if
        if (target != null) {
            msg.setTo(target);
        } else if (source instanceof RuntimeEndpointReference) {
            msg.setTo(((RuntimeEndpointReference)invocable).getTargetEndpoint());
        } // end if
       
        Operation operation = chain.getTargetOperation();
        msg.setOperation(operation);
        msg.setBody(args);

        Message msgContext = ThreadMessageContext.getMessageContext();
       
        // Deal with header information that needs to be copied from the message context to the new message...
        transferMessageHeaders( msg, msgContext);
       
        ThreadMessageContext.setMessageContext(msg);
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     * @throws Throwable - if any exception occurs during the invocation
     */
    @Override
    protected Object invoke(Method method, InvocationChain chain, Object[] args, Invocable source, String msgID)
                         throws Throwable {
        Message msg = messageFactory.createMessage();
        if (source instanceof RuntimeEndpointReference) {
            msg.setFrom((RuntimeEndpointReference)source);
        }
        if (target != null) {
            msg.setTo(target);
        } else {
            if (source instanceof RuntimeEndpointReference) {
                msg.setTo(((RuntimeEndpointReference)source).getTargetEndpoint());
            }
        }
        Invoker headInvoker = chain.getHeadInvoker();
       
        Operation operation = null;
        if(source instanceof RuntimeEndpoint) {
            for (InvocationChain c : source.getInvocationChains()) {
                Operation op = c.getTargetOperation();
                if (method.getName().equals(op.getName())) {
                    operation = op;
                    break;
                }
            }
        } else {
            operation = chain.getTargetOperation();
        }
        msg.setOperation(operation);
        msg.setBody(args);

        Message msgContext = ThreadMessageContext.getMessageContext();
       
        // Deal with header information that needs to be copied from the message context to the new message...
        transferMessageHeaders( msg, msgContext);
       
        ThreadMessageContext.setMessageContext(msg);
       
        // If there is a supplied message ID, place its value into the Message Header under "RELATES_TO"
        if( msgID != null ){
          msg.getHeaders().put(Constants.RELATES_TO, msgID);
        } // end if

        try {
            // dispatch the source down the chain and get the response
            Message resp = headInvoker.invoke(msg);
            Object body = resp.getBody();
            if (resp.isFault()) {
                throw (Throwable)body;
            }
            return body;
        } finally {
            ThreadMessageContext.setMessageContext(msgContext);
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        this.target = endpoint;
    }

    protected Object invoke(InvocationChain chain, Object[] args, RuntimeWire wire, EndpointReference source)
                         throws Throwable {
        Message msg = messageFactory.createMessage();
        msg.setFrom(source);
        if (target != null) {
            msg.setTo(target);
        } else {
            msg.setTo(wire.getTarget());
        }
        Invoker headInvoker = chain.getHeadInvoker();
        Operation operation = chain.getTargetOperation();
        msg.setOperation(operation);
        msg.setBody(args);

        Message msgContext = ThreadMessageContext.getMessageContext();
        Object currentConversationID = msgContext.getFrom().getReferenceParameters().getConversationID();

        conversationPreinvoke(msg, wire);
        handleCallback(msg, wire, currentConversationID);
        ThreadMessageContext.setMessageContext(msg);
        boolean abnormalEndConversation = false;
        try {
            // dispatch the wire down the chain and get the response
            Message resp = headInvoker.invoke(msg);
            Object body = resp.getBody();
            if (resp.isFault()) {
                // mark the conversation as ended if the exception is not a business exception
                if (currentConversationID != null ){
                    try {
                        boolean businessException = false;
                       
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        this.wires = wires;
    init();
    }

    public void init() {
        Message msgContext = ThreadMessageContext.getMessageContext();
        wire = selectCallbackWire(msgContext);
        if (wire == null) {
            //FIXME: need better exception
            throw new RuntimeException("No callback binding found for " + msgContext.getTo().getURI());
        }
        resolvedEndpoint = getCallbackEndpoint(msgContext);
        convID = msgContext.getFrom().getReferenceParameters().getConversationID();
        callbackID = msgContext.getFrom().getReferenceParameters().getCallbackID();
    }
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        String callbackAddress = null;
        String callbackID = null;
        Object conversationID = null;
       
        // create a message object and set the args as its body
        Message msg = messageFactory.createMessage();
        msg.setBody(args);
        msg.setOperation(op);

        //FIXME: can we use the Axis2 addressing support for this?
        SOAPHeader header = inMC.getEnvelope().getHeader();
        if (header != null) {
            OMElement from = header.getFirstChildWithName(QNAME_WSA_FROM);
            if (from != null) {
                OMElement callbackAddrElement = from.getFirstChildWithName(QNAME_WSA_ADDRESS);
                if (callbackAddrElement != null) {
                    if (contract.getInterfaceContract().getCallbackInterface() != null) {
                        callbackAddress = callbackAddrElement.getText();
                    }
                }
                OMElement params = from.getFirstChildWithName(QNAME_WSA_REFERENCE_PARAMETERS);
                if (params != null) {
                    OMElement convIDElement =
                        params.getFirstChildWithName(Axis2BindingInvoker.CONVERSATION_ID_REFPARM_QN);
                    if (convIDElement != null) {
                        if (isConversational()) {
                            conversationID = convIDElement.getText();
                        }
                    }
                    OMElement callbackIDElement =
                        params.getFirstChildWithName(Axis2BindingInvoker.CALLBACK_ID_REFPARM_QN);
                    if (callbackIDElement != null) {
                        callbackID = callbackIDElement.getText();
                    }
                }
            }
           
            // get policy specified headers
            for (Axis2HeaderPolicy policy : axis2HeaderPolicies){
                //Axis2BindingHeaderConfigurator.getHeader(inMC, msg, policy.getHeaderName());
            }
           
            if (axis2TokenAuthenticationPolicy != null) {
                Axis2SOAPHeaderString tokenHeader = new Axis2SOAPHeaderString();
                Axis2BindingHeaderConfigurator.getHeader(inMC,
                                                         msg,
                                                         axis2TokenAuthenticationPolicy.getTokenName(),
                                                         tokenHeader);
            }
        }
       
        //fill message with QoS context info
        fillQoSContext(msg, inMC);
       
        // if reference parameters are needed, create a new "From" EPR to hold them
        EndpointReference from = null;
        ReferenceParameters parameters = null;
        if (callbackAddress != null ||
            callbackID != null ||
            conversationID != null) {
            from = createEndpointReference(null);
            parameters = from.getReferenceParameters();
            msg.setFrom(from);
        }

        // set the reference parameters into the "From" EPR
        if (callbackAddress != null) {
            parameters.setCallbackReference(createEndpointReference(callbackAddress));
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