#!/usr/bin/env bash
# Runs one demo: ./scripts/run.sh odd-even | ping-pong | ordered | deadlock | virtual
# Needs JDK 25 and Maven (Maven only to compile). The "virtual" demo is started with ONE carrier thread.
set -euo pipefail
cd "$(dirname "$0")/.."
mvn -B -q compile 2>&1 | grep -E 'ERROR' || true
FLAGS=(-Xmx256m)
if [ "${1:-}" = "virtual" ]; then
  FLAGS+=(-Djdk.virtualThreadScheduler.parallelism=1 -Djdk.virtualThreadScheduler.maxPoolSize=1)
fi
java "${FLAGS[@]}" -cp target/classes com.ankurm.interviewlab.multithreading.Demo "$1" 2>&1 | grep -v '^Picked up JAVA_TOOL_OPTIONS'