001package org.cpsolver.instructor.criteria; 002 003import java.util.Collection; 004import java.util.Map; 005import java.util.Set; 006 007import org.cpsolver.ifs.assignment.Assignment; 008import org.cpsolver.ifs.model.Variable; 009import org.cpsolver.ifs.util.DataProperties; 010import org.cpsolver.instructor.model.TeachingAssignment; 011import org.cpsolver.instructor.model.TeachingRequest; 012 013/** 014 * Original Instructor. This criterion penalizes teaching assignments that are not given 015 * to the initial instructor (i.e., {@link TeachingRequest} is not assigned to {@link Variable#getInitialAssignment()}). 016 * 017 * @version IFS 1.3 (Instructor Sectioning)<br> 018 * Copyright (C) 2016 Tomáš Müller<br> 019 * <a href="mailto:muller@unitime.org">muller@unitime.org</a><br> 020 * <a href="http://muller.unitime.org">http://muller.unitime.org</a><br> 021 * <br> 022 * This library is free software; you can redistribute it and/or modify 023 * it under the terms of the GNU Lesser General Public License as 024 * published by the Free Software Foundation; either version 3 of the 025 * License, or (at your option) any later version. <br> 026 * <br> 027 * This library is distributed in the hope that it will be useful, but 028 * WITHOUT ANY WARRANTY; without even the implied warranty of 029 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 030 * Lesser General Public License for more details. <br> 031 * <br> 032 * You should have received a copy of the GNU Lesser General Public 033 * License along with this library; if not see 034 * <a href='http://www.gnu.org/licenses/'>http://www.gnu.org/licenses/</a>. 035 */ 036public class OriginalInstructor extends InstructorSchedulingCriterion { 037 private boolean iMPP = false; 038 039 public OriginalInstructor() { 040 } 041 042 @Override 043 public void configure(DataProperties properties) { 044 super.configure(properties); 045 iMPP = properties.getPropertyBoolean("General.MPP", iMPP); 046 } 047 048 @Override 049 public double getWeightDefault(DataProperties config) { 050 return 100.0; 051 } 052 053 @Override 054 public double getValue(Assignment<TeachingRequest.Variable, TeachingAssignment> assignment, TeachingAssignment value, Set<TeachingAssignment> conflicts) { 055 if (iMPP && value.variable().getInitialAssignment() != null) { 056 return (value.getInstructor().equals(value.variable().getInitialAssignment().getInstructor()) ? 0.0 : 1.0); 057 } else { 058 return 0.0; 059 } 060 } 061 062 @Override 063 public String getAbbreviation() { 064 return "Original"; 065 } 066 067 @Override 068 public void getInfo(Assignment<TeachingRequest.Variable, TeachingAssignment> assignment, Map<String, String> info) { 069 double val = getValue(assignment); 070 double[] bounds = getBounds(assignment); 071 if (bounds[0] <= val && val <= bounds[1] && bounds[0] < bounds[1]) 072 info.put(getName(), getPerc(val, bounds[0], bounds[1]) + "% (" + sDoubleFormat.format(bounds[1] - val) + ")"); 073 } 074 075 @Override 076 public void getInfo(Assignment<TeachingRequest.Variable, TeachingAssignment> assignment, Map<String, String> info, Collection<TeachingRequest.Variable> variables) { 077 double val = getValue(assignment, variables); 078 double[] bounds = getBounds(assignment, variables); 079 if (bounds[0] <= val && val <= bounds[1] && bounds[0] < bounds[1]) 080 info.put(getName(), getPerc(val, bounds[0], bounds[1]) + "% (" + sDoubleFormat.format(bounds[1] - val) + ")"); 081 } 082}