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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.container.groovy.loader;
import java.net.URL;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamReader;
import org.apache.tuscany.container.extension.loader.AbstractImplementationLoader;
import org.apache.tuscany.container.groovy.assembly.GroovyImplementation;
import org.apache.tuscany.core.config.MissingResourceException;
import org.apache.tuscany.core.loader.LoaderContext;
import org.osoa.sca.annotations.Destroy;
import org.osoa.sca.annotations.Init;
import org.osoa.sca.annotations.Scope;
/**
* Groovy implementation loader.
*
*/
@Scope("MODULE")
public class GroovyImplementationLoader extends AbstractImplementationLoader<GroovyImplementation> {
// Qualified name for the Groovy implementation.
public static final QName NAME = new QName("http://org.apache.tuscany/xmlns/groovy/0.9", "implementation.groovy");
/**
* Lifecycle method registers the implementation loader.
*
*/
@Init(eager = true)
public void start() {
registry.registerLoader(NAME, this);
}
/**
* Lifecycle method deregisters the implementation loader.
*
*/
@Destroy
public void stop() {
registry.unregisterLoader(NAME, this);
}
/**
* Required to be implemented by the concrete classes.
* @return Implementation object.
*/
protected GroovyImplementation getAssemblyObject(XMLStreamReader reader, LoaderContext loaderContext) {
GroovyImplementation groovyImplementation = new GroovyImplementation();
String script = reader.getAttributeValue(null, "script");
groovyImplementation.setScript(script);
groovyImplementation.setResourceLoader(loaderContext.getResourceLoader());
return groovyImplementation;
}
/**
* Gets the side file.
*
* @param reader Reader for the module file.
* @param loaderContext Loader context.
* @return Side file Url.
* @throws MissingResourceException
*/
protected URL getSideFile(XMLStreamReader reader, LoaderContext loaderContext)
throws MissingResourceException {
String script = reader.getAttributeValue(null, "script");
String sidefile = script.substring(0, script.lastIndexOf('.')) + ".componentType";
URL componentTypeFile = loaderContext.getResourceLoader().getResource(sidefile);
if (componentTypeFile == null) {
throw new MissingResourceException(sidefile);
}
return componentTypeFile;
}
}
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