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A reactive Java web server.
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/*
 * Copyright (c) 1998-2015 Caucho Technology -- all rights reserved
 *
 * This file is part of Baratine(TM)
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Baratine is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Baratine 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, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Baratine; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Scott Ferguson
 */

package com.caucho.v5.kelp.query;

import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;
import java.util.Objects;
import java.util.logging.Level;
import java.util.logging.Logger;

import com.caucho.v5.h3.InH3;
import com.caucho.v5.h3.OutFactoryH3;
import com.caucho.v5.h3.QueryBuilderH3;
import com.caucho.v5.h3.QueryH3;
import com.caucho.v5.kelp.Column;
import com.caucho.v5.kelp.RowCursor;

/**
 * Building path values for kelp.
 */
public class PathH3Kelp extends PathKelp
{
  private static final Logger log
    = Logger.getLogger(PathH3Kelp.class.getName());

  private QueryH3 _query;

  private OutFactoryH3 _serializer;
  
  PathH3Kelp(Column column,
             OutFactoryH3 serializer,
             QueryH3 query)
  {
    super(column);
    
    Objects.requireNonNull(serializer);
    Objects.requireNonNull(query);
    
    _serializer = serializer;
    _query = query;
  }

  /*
  @Override
  public PathMapHessian pathMap()
  {
    return _pathMap;
  }
  */
  
  @Override
  void scan(EnvKelp query, Object []values, RowCursor cursor)
  {
    try (InputStream is = cursor.openInputStream(getColumn().getIndex())) {
      if (is == null) {
        return;
      }

      _serializer.query(is, _query, values);
    } catch (IOException e) {
      log.log(Level.FINER, e.toString(), e);
    }
  }
            
  @Override
  public String toString()
  {
    return getClass().getSimpleName() + "[]";
  }
}