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package eu.dnetlib.data.download;
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import java.util.Map;
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import org.springframework.beans.BeansException;
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import org.springframework.beans.factory.BeanFactory;
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import org.springframework.beans.factory.ListableBeanFactory;
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import com.google.common.collect.Maps;
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import eu.dnetlib.data.download.rmi.DownloadPlugin;
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import eu.dnetlib.data.download.rmi.DownloadPluginEnumerator;
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import eu.dnetlib.data.download.rmi.DownloadServiceException;
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/**
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* The Class DownloadPluginEnumeratorImpl.
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*/
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public class DownloadPluginEnumeratorImpl implements DownloadPluginEnumerator {
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/**
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* bean factory.
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*/
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private ListableBeanFactory beanFactory;
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/*
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* (non-Javadoc)
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*
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* @see eu.dnetlib.data.download.rmi.DownloadPluginEnumerator#getAll()
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*/
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@Override
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public Map<String, DownloadPlugin> getAll() {
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return beanFactory.getBeansOfType(DownloadPlugin.class);
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}
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/*
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* (non-Javadoc)
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*
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* @see eu.dnetlib.data.download.rmi.DownloadPluginEnumerator#getByProtocols()
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*/
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@Override
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public Map<String, DownloadPlugin> getByProtocols() {
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final Map<String, DownloadPlugin> res = Maps.newHashMap();
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for (DownloadPlugin cp : getAll().values()) {
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res.put(cp.getPluginName().toLowerCase(), cp);
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}
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return res;
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}
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/*
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* (non-Javadoc)
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*
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* @see org.springframework.beans.factory.BeanFactoryAware#setBeanFactory(org.springframework.beans.factory.BeanFactory)
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*/
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@Override
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public void setBeanFactory(final BeanFactory beanFactory) throws BeansException {
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this.beanFactory = (ListableBeanFactory) beanFactory;
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}
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/**
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* Gets the bean factory.
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*
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* @return the bean factory
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*/
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public ListableBeanFactory getBeanFactory() {
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return beanFactory;
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}
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/**
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* Get given DownloadPlugin or throws exception.
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*
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* @param protocol
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* the protocol
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* @return the download plugin
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* @throws eu.dnetlib.data.download.rmi.DownloadServiceException
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* the download service exception
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*/
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public DownloadPlugin get(final String protocol) throws DownloadServiceException {
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final DownloadPlugin plugin = getByProtocols().get(protocol.toLowerCase());
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if (plugin == null) throw new DownloadServiceException("plugin not found for name: " + protocol);
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return plugin;
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}
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}
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