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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.segment;

import java.nio.file.Path;
import java.util.ArrayList;

import com.caucho.v5.amp.ServicesAmp;
import com.caucho.v5.kelp.io.CompressorKelp;
import com.caucho.v5.kelp.io.CompressorNull;
import com.caucho.v5.util.L10N;

/**
 * Builder for the segment service.
 */
public class SegmentKelpBuilder
{
  private static final L10N L = new L10N(SegmentKelpBuilder.class);
  
  private Path _path;
  private boolean _isCreate = true;
  private ArrayList _segmentSizes = new ArrayList<>();

  private ServicesAmp _ampManager;
  
  public SegmentKelpBuilder create(boolean isCreate)
  {
    _isCreate = isCreate;
    
    return this;
  }
  
  public boolean isCreate()
  {
    return _isCreate;
  }
  
  public SegmentKelpBuilder path(Path path)
  {
    _path = path;
    
    return this;
  }

  public Path path()
  {
    return _path;
  }

  public SegmentKelpBuilder segmentSize(int segmentSize)
  {
    if (segmentSize <= 0) {
      throw new IllegalArgumentException();
    }
    
    if (Integer.bitCount(segmentSize) != 1) {
      throw new IllegalArgumentException();
    }
    
    if (segmentSize < SegmentServiceImpl.SEGMENT_MIN) {
      throw new IllegalArgumentException();
    }
    
    _segmentSizes.add(segmentSize);
    
    return this;
  }
  
  public ArrayList getSegmentSizes()
  {
    return _segmentSizes;
  }

  public void ampManager(ServicesAmp ampManager)
  {
    _ampManager = ampManager;
  }
  
  public ServicesAmp ampManager()
  {
    return _ampManager;
  }

  public CompressorKelp compressor()
  {
    //return new CompressorDeflate();
    return new CompressorNull();
  }
  
  public SegmentServiceImpl build()
  {
    if (_path == null) {
      throw new IllegalStateException(L.l("path() is required for {0}",
                                          SegmentKelpBuilder.class.getSimpleName()));
    }
    
    SegmentServiceImpl segmentService = new SegmentServiceImpl(this);
    
    return segmentService;
  }
}