ParticipantComparator.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the 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.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.turro.dossier.dossier;
 
import java.util.Comparator;
import org.turro.dossier.entity.CategoryParticipant;
import org.turro.dossier.entity.IDossierParticipant;
import org.turro.dossier.entity.IssueParticipant;
import org.turro.dossier.entity.Participant;
import org.turro.util.CompareUtil;
 
public class ParticipantComparator implements Comparator {
 
  @Override
  public int compare(Object o1, Object o2) {
    long id1 = 0L, id2 = 0L;
    String n1 = null, n2 = null, d1 = null, d2 = null;
    int r1 = 0, r2 = 0;
    if(o1 instanceof CategoryParticipant) {
      id1 = zeroIfNull(((CategoryParticipant) o1).getId());
    } else if(o1 instanceof Participant) {
      id1 = zeroIfNull(((Participant) o1).getId());
    } else if(o1 instanceof IssueParticipant) {
      id1 = zeroIfNull(((IssueParticipant) o1).getId());
    }
    if(o1 instanceof IDossierParticipant) {
      n1 = ((IDossierParticipant) o1).getName();
      d1 = ((IDossierParticipant) o1).getDiscriminator();
      r1 = convertToInt((IDossierParticipant) o1);
    } else if(o1 instanceof IssueParticipant) {
      n1 = ((IssueParticipant) o1).getName();
      r1 = convertToInt((IssueParticipant) o1);
    }
    if(o2 instanceof CategoryParticipant) {
      id2 = zeroIfNull(((CategoryParticipant) o2).getId());
    } else if(o2 instanceof Participant) {
      id2 = zeroIfNull(((Participant) o2).getId());
    } else if(o2 instanceof IssueParticipant) {
      id2 = zeroIfNull(((IssueParticipant) o2).getId());
    }
    if(o2 instanceof IDossierParticipant) {
      n2 = ((IDossierParticipant) o2).getName();
      d2 = ((IDossierParticipant) o2).getDiscriminator();
      r2 = convertToInt((IDossierParticipant) o2);
    } else if(o2 instanceof IssueParticipant) {
      n2 = ((IssueParticipant) o2).getName();
      r2 = convertToInt((IssueParticipant) o2);
    }
    int result = CompareUtil.compare(r1, r2);
    if(result == 0) result = CompareUtil.compare(n1, n2);
    if(result == 0) result = CompareUtil.compare(d1, d2);
    if(result == 0) result = CompareUtil.compare(id1, id2);
    return result;
  }
 
  private int convertToInt(IDossierParticipant participant) {
    int result = 0;
    switch (participant.getRole()) {
      case PARTICIPANT_SUBJECT:
        result = 5000;
        break;
      case PARTICIPANT_OWNER:
        result = 6000;
        break;
      case PARTICIPANT_ASSISTANT:
        result = 7000;
        break;
      default:
        break;
    }
    if(participant.isShowAllIssues()) {
      result -= 13;
    }
    if(participant.isShowAllAttachments()) {
      result -= 12;
    }
    if(participant.isShowParticipants()) {
      result -= 11;
    }
    if(participant.isAdmin()) {
      result -= 10;
    }
    if(participant.isDriver()) {
      result -= 9;
    }
    if(participant.isCoordinator()) {
      result -= 8;
    }
    if(participant.isBeneficiary()) {
      result -= 7;
    }
    if(participant.isOfferer()) {
      result -= 6;
    }
    if(participant.isBindingVote()) {
      result -= 5;
    }
    if(participant.isReceiveAllEmails()) {
      result -= 4;
    }
    if(participant.isSupport()) {
      result -= 3;
    }
    if(participant.isResearch()) {
      result -= 2;
    }
    if(participant.isFunding()) {
      result -= 1;
    }
    return result;
  }
 
  private int convertToInt(IssueParticipant participant) {
    int result = 0;
    switch (participant.getRole()) {
      case ISSUE_REPORTER:
        result = 1000;
        break;
      case ISSUE_RESPONSIBLE:
        result = 2000;
        break;
      case ISSUE_QA:
        result = 3000;
        break;
      case ISSUE_ASSISTANT:
        result = 4000;
        break;
      default:
        break;
    }
    return result;
  }
  
  private long zeroIfNull(Long value) {
    if(value == null) {
      return 0;
    }
    return value;
  }
  
}