package eu.stork.peps.auth.commons;

import java.util.Iterator;
import java.util.LinkedHashMap;

import org.apache.log4j.Logger;

/**
 * Implementation of the AttributeProviderMap using a LinkedHashMap.
 * 
 * @author Stelios Lelis (stelios.lelis@aegean.gr), Elias Pastos (ilias@aegean.gr)
 *
 * @version $Revision: 1.01 $, $Date: 2013-09-20 $
 *
 * @see LinkedHashMap
 */
public class AttributeProvidersMap extends LinkedHashMap<AttributeSource, IPersonalAttributeList>
   implements IAttributeProvidersMap {
	/**
	 * Logger object.
	 */
	private static final Logger LOG = Logger.getLogger(AttributeProvidersMap.class.getName());
   
	/**
	 * Unique identifier.
	 */
	private static final long serialVersionUID = 8949081185106296122L;

	/**
	 * {@inheritDoc}
	 */
	@Override
	public IPersonalAttributeList get(final AttributeSource key) {
		return this.get((Object) key);
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public IPersonalAttributeList remove(final AttributeSource key) {
		return this.remove((Object) key);
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public boolean containsKey(final AttributeSource key) {
		return this.containsKey((Object) key);
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public Iterator<AttributeSource> keyIterator() {
		return this.keySet().iterator();
	}

	public void trace() {
		Iterator<AttributeSource> iterator;
		Iterator<PersonalAttribute> iterator2;
		AttributeSource source;
		IPersonalAttributeList pal;
		PersonalAttribute pa;

		iterator = this.keyIterator();
		LOG.trace("Start dumping of AttributeProvidersMap\n=======================");
		while (iterator.hasNext()) {
			source = iterator.next();

			LOG.trace("Source details: type [" + source.getSourceType() + "], URL [" + source.getProviderURL() + "]");

			if(source.getSourceType() == AttributeSource.SOURCE_LOCAL_APROVIDER) {
				LOG.trace("-> Attribute Provider: ID [" + source.getProvider().getProviderId() + "], name [" + source.getProvider().getProviderName() + "]");
			}
			else {
				LOG.trace("-> Country: ID [" + source.getCountry().getCountryId() + "], name [" + source.getCountry().getCountryName() + "]");
			}

			pal = this.get(source);
			LOG.trace("++++++++=>");
			iterator2 = pal.iterator();
			while (iterator2.hasNext()) {
				pa = iterator2.next();

				LOG.trace("-> Citizen Attribute: name [" + pa.getName() + "], required [" + pa.isRequired() + "]");
			}
			LOG.trace("<=++++++++");

			LOG.trace("-----------------------");
		}
		LOG.trace("END\n=======================");
	}
}