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/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* Licensed 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.core.system.builder;
import org.apache.tuscany.core.builder.BuilderConfigException;
import org.apache.tuscany.core.builder.BuilderException;
import org.apache.tuscany.core.builder.RuntimeConfigurationBuilder;
import org.apache.tuscany.core.context.AggregateContext;
import org.apache.tuscany.core.context.AutowireContext;
import org.apache.tuscany.core.injection.ReferenceTargetFactory;
import org.apache.tuscany.core.system.assembly.SystemBinding;
import org.apache.tuscany.core.system.config.SystemExternalServiceRuntimeConfiguration;
import org.apache.tuscany.core.system.injection.AutowireFactory;
import org.apache.tuscany.model.assembly.AssemblyModelObject;
import org.apache.tuscany.model.assembly.ExternalService;
/**
* Creates runtime configurations for system type external services
*
* @version $Rev$ $Date$
*/
public class SystemExternalServiceBuilder implements RuntimeConfigurationBuilder<AggregateContext> {
// ----------------------------------
// Constructors
// ----------------------------------
public SystemExternalServiceBuilder() {
}
// ----------------------------------
// Methods
// ----------------------------------
public void build(AssemblyModelObject modelObject, AggregateContext context) throws BuilderException {
if (!(modelObject instanceof ExternalService)) {
return;
}
ExternalService externalService = (ExternalService) modelObject;
if (externalService.getConfiguredService() != null
&& externalService.getConfiguredService().getRuntimeConfiguration() != null) {
return;
} else if (externalService.getBindings() == null || externalService.getBindings().size() < 1
|| !(externalService.getBindings().get(0) instanceof SystemBinding)) {
return;
}
SystemBinding binding = (SystemBinding)externalService.getBindings().get(0);
if (binding.getTargetName() != null) {
SystemExternalServiceRuntimeConfiguration config = new SystemExternalServiceRuntimeConfiguration(externalService
.getName(), new ReferenceTargetFactory(binding.getTargetName(), context));
externalService.getConfiguredService().setRuntimeConfiguration(config);
} else if (externalService.getConfiguredService().getService().getServiceContract().getInterface() != null) {
// autowire
Class<?> claz = externalService.getConfiguredService().getService().getServiceContract().getInterface();
if (claz == null) {
BuilderException e = new BuilderConfigException("Interface type not specified");
e.setIdentifier(externalService.getName());
e.addContextName(externalService.getName());
e.addContextName(context.getName());
throw e;
}
SystemExternalServiceRuntimeConfiguration config = new SystemExternalServiceRuntimeConfiguration(externalService
.getName(), new AutowireFactory(claz, (AutowireContext) context));
externalService.getConfiguredService().setRuntimeConfiguration(config);
}
}
}
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