OptionalIntervalSampleSat.java

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// Copyright 2010-2018 Google LLC
// 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.

import com.google.ortools.sat.CpModel;
import com.google.ortools.sat.IntVar;
import com.google.ortools.sat.IntervalVar;
import com.google.ortools.sat.Literal;

public class OptionalIntervalSampleSat {
  static {
    System.loadLibrary("jniortools");
  }

  public static void main(String[] args) throws Exception {
    CpModel model = new CpModel();
    int horizon = 100;
    IntVar startVar = model.newIntVar(0, horizon, "start");
    IntVar endVar = model.newIntVar(0, horizon, "end");
    // Java code supports IntVar or integer constants in intervals.
    int duration = 10;
    Literal presence = model.newBoolVar("presence");
    IntervalVar interval =
        model.newOptionalIntervalVar(startVar, duration, endVar, presence, "interval");

    System.out.println(interval);
  }
}