Package org.apache.tuscany.sca.invocation

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

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    @Test
    public void testAddByPhase() throws Exception {
        Operation op = newOperation("foo");
        InvocationChain chain = new InvocationChainImpl(op, op, false);
        Interceptor inter1 = new MockInterceptor();
        Interceptor inter2 = new MockInterceptor();
        Interceptor inter3 = new MockInterceptor();
        Interceptor inter4 = new MockInterceptor();
        chain.addInterceptor(inter3); // SERVICE
        chain.addInterceptor(Phase.IMPLEMENTATION_POLICY, inter4);
        chain.addInterceptor(Phase.SERVICE_POLICY, inter2);
        chain.addInterceptor(Phase.SERVICE_BINDING, inter1);
        Interceptor head = (Interceptor)chain.getHeadInvoker();
        assertEquals(inter1, head);
        assertEquals(inter2, inter1.getNext());
        assertEquals(inter3, inter2.getNext());
        assertEquals(inter4, inter3.getNext());
        assertEquals(inter4, chain.getTailInvoker());
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    @Test
    public void testInsertAtEnd() throws Exception {
        Operation op = newOperation("foo");
        InvocationChain chain = new InvocationChainImpl(op, op, true, new PhaseManager(new DefaultExtensionPointRegistry()));
        Interceptor inter2 = new MockInterceptor();
        Interceptor inter1 = new MockInterceptor();
        chain.addInterceptor(inter1);
        chain.addInterceptor(inter2);
        Interceptor head = (Interceptor)chain.getHeadInvoker();
        assertEquals(inter1, head);
        assertEquals(inter2, head.getNext());
    }
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    @Test
    public void testAddByPhase() throws Exception {
        Operation op = newOperation("foo");
        InvocationChain chain = new InvocationChainImpl(op, op, false, new PhaseManager(new DefaultExtensionPointRegistry()));
        Interceptor inter1 = new MockInterceptor();
        Interceptor inter2 = new MockInterceptor();
        Interceptor inter3 = new MockInterceptor();
        Interceptor inter4 = new MockInterceptor();
        chain.addInterceptor(inter3); // SERVICE
        chain.addInterceptor(Phase.IMPLEMENTATION_POLICY, inter4);
        chain.addInterceptor(Phase.SERVICE_POLICY, inter2);
        chain.addInterceptor(Phase.SERVICE_BINDING, inter1);
        Interceptor head = (Interceptor)chain.getHeadInvoker();
        assertEquals(inter1, head);
        assertEquals(inter2, inter1.getNext());
        assertEquals(inter3, inter2.getNext());
        assertEquals(inter4, inter3.getNext());
    }
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        List<InvocationChain> chains = endpoint.getInvocationChains();
        for (InvocationChain chain : chains) {
            Operation sourceOperation = chain.getSourceOperation();
            Operation targetOperation = chain.getTargetOperation();

            Interceptor interceptor = null;
            if (isTransformationRequired(sourceContract, sourceOperation, targetContract, targetOperation)) {
                // Add the interceptor to the source side because multiple
                // references can be wired to the same service
                interceptor = new DataTransformationInterceptor(endpoint, sourceOperation, targetOperation, mediator);
            }
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        List<InvocationChain> chains = endpointReference.getInvocationChains();
        for (InvocationChain chain : chains) {
            Operation sourceOperation = chain.getSourceOperation();
            Operation targetOperation = chain.getTargetOperation();

            Interceptor interceptor = null;
            if (isTransformationRequired(sourceContract, sourceOperation, targetContract, targetOperation)) {
                // Add the interceptor to the source side because multiple
                // references can be wired to the same service
                interceptor = new DataTransformationInterceptor(endpointReference, sourceOperation, targetOperation, mediator);
            }
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    public void configure() {

        InvocationChain bindingChain = endpoint.getBindingInvocationChain();

        if (wfProvider != null) {
            Interceptor interceptor = wfProvider.createInterceptor();
            if (interceptor != null) {
                bindingChain.addInterceptor(Phase.SERVICE_BINDING_WIREFORMAT, interceptor);
            }
        }

        if (wfResponseProvider != null) {
            Interceptor interceptor = wfResponseProvider.createInterceptor();
            if (interceptor != null) {
                bindingChain.addInterceptor(Phase.SERVICE_BINDING_WIREFORMAT, interceptor);
            }

        }

        if (osProvider != null) {
            Interceptor interceptor = osProvider.createInterceptor();
            if (interceptor != null) {
                bindingChain.addInterceptor(Phase.SERVICE_BINDING_OPERATION_SELECTOR, interceptor);
            }
        }
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        // add the policy interceptors to the service binding wire
        List<PolicyProvider> pps = getPolicyProviders();
        if (pps != null) {
            for (PolicyProvider p : pps) {
                Interceptor interceptor = p.createBindingInterceptor();
                if (interceptor != null) {
                    bindingInvocationChain.addInterceptor(interceptor);
                }
            }
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     */
    private void addServiceBindingInterceptor(InvocationChain chain, Operation operation) {
        List<PolicyProvider> pps = getPolicyProviders();
        if (pps != null) {
            for (PolicyProvider p : pps) {
                Interceptor interceptor = p.createInterceptor(operation);
                if (interceptor != null) {
                    chain.addInterceptor(interceptor);
                }
            }
        }
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        // TODO - EPR - don't we need to get the policy from the right level in the
        //              model rather than the leafmost level
        List<PolicyProvider> pps = ((RuntimeComponent)component).getPolicyProviders();
        if (pps != null) {
            for (PolicyProvider p : pps) {
                Interceptor interceptor = p.createInterceptor(operation);
                if (interceptor != null) {
                    chain.addInterceptor(interceptor);
                }
            }
        }
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        }

        // add the policy interceptors to the service binding wire
        // find out which policies are active
        for (PolicyProvider p : getPolicyProviders()) {
           Interceptor interceptor = p.createBindingInterceptor();
            if (interceptor != null) {
                bindingInvocationChain.addInterceptor(interceptor);
            }
        }
    }
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