/*
 * Copyright 2013 SFB 632.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package annis.visualizers.htmlvis;

import com.google.common.base.Objects;
import com.google.common.collect.ComparisonChain;

/**
 *
 * @author Thomas Krause <krauseto@hu-berlin.de>
 */
public class OutputItem implements Comparable<OutputItem> //Comparator<OutputItem>, 
{
  private String qName;
  private long length;
  private String outputString;
  private int priority;

  public String getqName()
  {
    return qName;
  }

  public String getAnnoName()
  {
      return (qName.indexOf(":") > 0) ? qName.substring(qName.indexOf(":")+2) : qName;
  }
  
  public void setqName(String qName)
  {
    this.qName = qName;
  }

  public long getLength()
  {
    return length;
  }

  public void setLength(long length)
  {
    this.length = length;
  }

  public String getOutputString()
  {
    return outputString;
  }

  public void setOutputString(String outputString)
  {
    this.outputString = outputString;
  }
  
  @Override
  public int compareTo(OutputItem o)
  {
    if(o == null)
    {
      throw new NullPointerException();
    }
    
    return ComparisonChain.start()
      // inverse order for length and priority
      // greater length --> smaller than the other item
      .compare(o.getLength(), length)
      // greater priority value --> smaller than the other item
      .compare(o.getPriority(), priority)
      .compare(qName, o.getqName())
      .compare(outputString, o.getOutputString())
      .result();
  }

  @Override
  public boolean equals(Object obj)
  {
    if(obj != null && obj instanceof OutputItem)
    {
      return compareTo((OutputItem) obj) == 0;
    }
    return false;
  }

  @Override
  public int hashCode()
  {
    return Objects.hashCode(length, priority, qName, outputString);
  }

  @Override
  public String toString()
  {
    return outputString + " (" + qName +  ", " + length + ")";
  }

  public int getPriority() {
    return priority;
  }

  public void setPriority(int priority) {
    this.priority = priority;
  }
    
  
}