import static com.google.common.collect.Lists.newArrayListWithExpectedSize;
import static com.google.common.collect.Lists.transform;
import static java.lang.Math.min;
import static java.util.concurrent.Executors.newFixedThreadPool;

import com.google.common.primitives.Ints;
import java.util.List;
import java.util.Random;
import java.util.concurrent.Callable;
import java.util.concurrent.ConcurrentHashMap;

import static com.google.common.util.concurrent.SneakyThrows.sneakyThrow;
import static java.util.concurrent.Executors.callable;
import static java.util.concurrent.Executors.newFixedThreadPool;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.concurrent.TimeUnit.NANOSECONDS;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertThrows;

import static com.google.common.util.concurrent.SneakyThrows.sneakyThrow;
import static java.util.concurrent.Executors.callable;
import static java.util.concurrent.Executors.newFixedThreadPool;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.concurrent.TimeUnit.NANOSECONDS;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertThrows;

import static com.google.common.cache.TestingWeighers.constantWeigher;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth.assertWithMessage;
import static java.util.concurrent.Executors.newFixedThreadPool;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.concurrent.TimeUnit.NANOSECONDS;
import static java.util.concurrent.TimeUnit.SECONDS;

import static com.google.common.graph.TestUtil.assertStronglyEquivalent;
import static com.google.common.truth.Truth.assertThat;
import static java.util.concurrent.Executors.newFixedThreadPool;
import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableList;
import java.util.Set;
import java.util.concurrent.Callable;
import java.util.concurrent.CyclicBarrier;

import static com.google.common.graph.TestUtil.assertStronglyEquivalent;
import static com.google.common.truth.Truth.assertThat;
import static java.util.concurrent.Executors.newFixedThreadPool;
import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableList;
import java.util.Set;
import java.util.concurrent.Callable;
import java.util.concurrent.CyclicBarrier;

   * is complete. It does so by using daemon threads and adding a shutdown hook to wait for their
   * completion.
   *
   * <p>This is mainly for fixed thread pools. See {@link Executors#newFixedThreadPool(int)}.
   *
   * @param executor the executor to modify to make sure it exits when the application is finished
   * @param terminationTimeout how long to wait for the executor to finish before terminating the
   *     JVM

                    session.getProjects().size());
            // Propagate the parallel flag to the root session
            session.setParallel(threads > 1);
            this.executor = new PhasingExecutor(Executors.newFixedThreadPool(threads, new BuildThreadFactory()));

            // build initial plan
            this.plan = buildInitialPlan(taskSegments);
        }

        BuildContext() {
            this.session = null;