001// ***************************************************************************************************************************
002// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements.  See the NOTICE file *
003// * distributed with this work for additional information regarding copyright ownership.  The ASF licenses this file        *
004// * to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance            *
005// * with the License.  You may obtain a copy of the License at                                                              *
006// *                                                                                                                         *
007// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
008// *                                                                                                                         *
009// * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an  *
010// * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the License for the        *
011// * specific language governing permissions and limitations under the License.                                              *
012// ***************************************************************************************************************************
013package org.apache.juneau.csv;
014
015import java.io.IOException;
016
017import org.apache.juneau.*;
018import org.apache.juneau.collections.*;
019import org.apache.juneau.parser.*;
020
021/**
022 * Session object that lives for the duration of a single use of {@link CsvParser}.
023 *
024 * <p>
025 * This class is NOT thread safe.
026 * It is typically discarded after one-time use although it can be reused against multiple inputs.
027 */
028public final class CsvParserSession extends ReaderParserSession {
029
030   /**
031    * Create a new session using properties specified in the context.
032    *
033    * @param ctx
034    *    The context creating this session object.
035    *    The context contains all the configuration settings for this object.
036    * @param args
037    *    Runtime session arguments.
038    */
039   protected CsvParserSession(CsvParser ctx, ParserSessionArgs args) {
040      super(ctx, args);
041   }
042
043   @Override /* ParserSession */
044   protected <T> T doParse(ParserPipe pipe, ClassMeta<T> type) throws IOException, ParseException {
045      try (ParserReader r = pipe.getParserReader()) {
046         if (r == null)
047            return null;
048         return parseAnything(type, r, getOuter(), null);
049      }
050   }
051
052   @SuppressWarnings({})
053   private <T> T parseAnything(ClassMeta<T> eType, ParserReader r, Object outer, BeanPropertyMeta pMeta) throws ParseException {
054      throw new ParseException("Not implemented.");
055   }
056
057   //-----------------------------------------------------------------------------------------------------------------
058   // Other methods
059   //-----------------------------------------------------------------------------------------------------------------
060
061   @Override /* Session */
062   public OMap toMap() {
063      return super.toMap()
064         .a("CsvParserSession", new DefaultFilteringOMap()
065         );
066   }
067}