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Diffstat (limited to 'sca-java-1.x/branches/sca-java-1.6.2/modules/core/src/main/java/org/apache/tuscany/sca/core/assembly/RuntimeComponentReferenceImpl.java')
-rw-r--r-- | sca-java-1.x/branches/sca-java-1.6.2/modules/core/src/main/java/org/apache/tuscany/sca/core/assembly/RuntimeComponentReferenceImpl.java | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/core/src/main/java/org/apache/tuscany/sca/core/assembly/RuntimeComponentReferenceImpl.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/core/src/main/java/org/apache/tuscany/sca/core/assembly/RuntimeComponentReferenceImpl.java new file mode 100644 index 0000000000..b386495a08 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.6.2/modules/core/src/main/java/org/apache/tuscany/sca/core/assembly/RuntimeComponentReferenceImpl.java @@ -0,0 +1,155 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.core.assembly; + +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.impl.ComponentReferenceImpl; +import org.apache.tuscany.sca.endpointresolver.EndpointResolver; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.InvocationChain; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.provider.PolicyProvider; +import org.apache.tuscany.sca.provider.ReferenceBindingProvider; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentReference; +import org.apache.tuscany.sca.runtime.RuntimeWire; + +/** + * Implementation of a Component Reference. + * + * @version $Rev$ $Date$ + */ +public class RuntimeComponentReferenceImpl extends ComponentReferenceImpl implements RuntimeComponentReference { + private ArrayList<RuntimeWire> wires; + private HashMap<Binding, ReferenceBindingProvider> bindingProviders = + new HashMap<Binding, ReferenceBindingProvider>(); + private HashMap<Endpoint, EndpointResolver> endpointResolvers = + new HashMap<Endpoint, EndpointResolver>(); + private HashMap<Binding, List<PolicyProvider>> policyProviders = new HashMap<Binding, List<PolicyProvider>>(); + + private RuntimeComponent component; + + public RuntimeComponentReferenceImpl() { + super(); + } + + public synchronized List<RuntimeWire> getRuntimeWires() { + if (wires == null) { + wires = new ArrayList<RuntimeWire>(); + component.getComponentContext().start(this); + } + return wires; + } + + public RuntimeWire getRuntimeWire(Binding binding) { + for (RuntimeWire wire : getRuntimeWires()) { + if (wire.getSource().getBinding() == binding) { + return wire; + } + } + + // TODO: TUSCANY-2580: before returning null see if a candidate binding matches + for (RuntimeWire wire : getRuntimeWires()) { + if (wire instanceof EndpointWireImpl) { + Endpoint endpoint = ((EndpointWireImpl)wire).getEndpoint(); + for (Binding b : endpoint.getCandidateBindings()) { + if (b == binding) { + return wire; + } + } + } + } + return null; + } + + public ReferenceBindingProvider getBindingProvider(Binding binding) { + return bindingProviders.get(binding); + } + + public void setBindingProvider(Binding binding, ReferenceBindingProvider bindingProvider) { + bindingProviders.put(binding, bindingProvider); + } + + public EndpointResolver getEndpointResolver(Endpoint endpoint){ + return endpointResolvers.get(endpoint); + } + + public void setEndpointResolver(Endpoint endpoint, EndpointResolver endpointResolver){ + endpointResolvers.put(endpoint, endpointResolver); + } + + public Invoker getInvoker(Binding binding, Operation operation) { + RuntimeWire wire = getRuntimeWire(binding); + if (wire == null) { + return null; + } + InvocationChain chain = wire.getInvocationChain(operation); + return chain == null ? null : chain.getHeadInvoker(); + } + + /** + * @return the component + */ + public RuntimeComponent getComponent() { + return component; + } + + /** + * @param component the component to set + */ + public void setComponent(RuntimeComponent component) { + this.component = component; + } + + /** + * @see org.apache.tuscany.sca.assembly.impl.ComponentReferenceImpl#clone() + */ + @Override + public Object clone() throws CloneNotSupportedException { + RuntimeComponentReferenceImpl ref = (RuntimeComponentReferenceImpl)super.clone(); + ref.wires = null; + ref.bindingProviders = new HashMap<Binding, ReferenceBindingProvider>(); + ref.policyProviders = new HashMap<Binding, List<PolicyProvider>>(); + return ref; + } + + public void addPolicyProvider(Binding binding, PolicyProvider policyProvider) { + List<PolicyProvider> providers = policyProviders.get(binding); + if (providers == null) { + providers = new ArrayList<PolicyProvider>(); + policyProviders.put(binding, providers); + } + providers.add(policyProvider); + } + + public List<PolicyProvider> getPolicyProviders(Binding binding) { + return policyProviders.get(binding); + } + + @Override + public String toString() { + return getName(); + } +} |