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/*
 * Copyright (c) 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 David Berkman
 *
 * This file is part of the SmallMind Code Project.
 *
 * The SmallMind Code Project is free software, you can redistribute
 * it and/or modify it under either, at your discretion...
 *
 * 1) The terms of GNU Affero General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at
 * your option) any later version.
 *
 * ...or...
 *
 * 2) The terms of the Apache License, Version 2.0.
 *
 * The SmallMind Code Project is distributed in the hope that it will
 * be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License or Apache License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * and the Apache License along with the SmallMind Code Project. If not, see
 *  or .
 *
 * Additional permission under the GNU Affero GPL version 3 section 7
 * ------------------------------------------------------------------
 * If you modify this Program, or any covered work, by linking or
 * combining it with other code, such other code is not for that reason
 * alone subject to any of the requirements of the GNU Affero GPL
 * version 3.
 */
package org.smallmind.web.websocket.spi;

import javax.websocket.DecodeException;
import javax.websocket.Decoder;
import javax.websocket.Endpoint;
import javax.websocket.MessageHandler;

public class DecodedStringHandler implements MessageHandler.Whole {

  private final SessionImpl session;
  private final Endpoint endpoint;
  private final Decoder.Text decoder;
  private final MessageHandler.Whole handler;

  public DecodedStringHandler (SessionImpl session, Endpoint endpoint, Decoder.Text decoder, MessageHandler.Whole handler) {

    this.session = session;
    this.endpoint = endpoint;
    this.decoder = decoder;
    this.handler = handler;
  }

  @Override
  public void onMessage (String message) {

    try {
      if (decoder.willDecode(message)) {
        handler.onMessage(decoder.decode(message));
      }
    } catch (DecodeException decodeException) {
      endpoint.onError(session, decodeException);
    }
  }
}