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// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
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package org.apache.juneau.csv;

import java.io.IOException;

import org.apache.juneau.*;
import org.apache.juneau.parser.*;

/**
 * Session object that lives for the duration of a single use of {@link CsvParser}.
 *
 * <p>
 * This class is NOT thread safe.
 * It is typically discarded after one-time use although it can be reused against multiple inputs.
 */
public final class CsvParserSession extends ReaderParserSession {

	/**
	 * Create a new session using properties specified in the context.
	 *
	 * @param ctx
	 * 	The context creating this session object.
	 * 	The context contains all the configuration settings for this object.
	 * @param args
	 * 	Runtime session arguments.
	 */
	protected CsvParserSession(CsvParser ctx, ParserSessionArgs args) {
		super(ctx, args);
	}

	@Override /* ParserSession */
	protected <T> T doParse(ParserPipe pipe, ClassMeta<T> type) throws IOException, ParseException {
		try (ParserReader r = pipe.getParserReader()) {
			if (r == null)
				return null;
			return parseAnything(type, r, getOuter(), null);
		}
	}

	@SuppressWarnings({})
	private <T> T parseAnything(ClassMeta<T> eType, ParserReader r, Object outer, BeanPropertyMeta pMeta) throws ParseException {
		throw new ParseException("Not implemented.");
	}

	//-----------------------------------------------------------------------------------------------------------------
	// Other methods
	//-----------------------------------------------------------------------------------------------------------------

	@Override /* Session */
	public ObjectMap toMap() {
		return super.toMap()
			.append("CsvParserSession", new DefaultFilteringObjectMap()
			);
	}
}