#!/usr/bin/env bash
# Regenerates every file in output/ using the same commands used to produce the ones
# committed here. Requires JDK 25 on PATH/JAVA_HOME for the main build, plus a JDK 21
# install for output/01 (see the comment above that command below).
set -euo pipefail
cd "$(dirname "$0")/.."

mvn -q package

echo "--- 02: pinning demo (JDK 25, post-JEP-491) ---"
java -cp target/classes -Djdk.tracePinnedThreads=full com.ankurm.locks.VirtualThreadPinningDemo \
  > output/02-pinning-jdk25-post-jep491.txt 2>&1 || true

echo "--- 03: tryLock timeout deadlock avoidance ---"
java -cp target/classes com.ankurm.locks.TryLockTimeoutDemo \
  > output/03-trylock-timeout-deadlock-avoidance.txt 2>&1

echo "--- 04: IncrementBenchmark thread-count sweep (takes a few minutes) ---"
{
  echo '$ java -jar target/benchmarks.jar IncrementBenchmark -t <N> -rf text'
  for t in 1 2 4 8 16 32 64; do
    echo "=== threads=$t ==="
    java -jar target/benchmarks.jar "IncrementBenchmark" -t "$t" -rf text -rff /tmp/jmh-increment-$t.txt
    cat "/tmp/jmh-increment-$t.txt"
    echo ""
  done
} > output/04-increment-benchmark-sweep.txt

echo "--- 05: ReadHeavyBenchmark (9:1 read:write via @Group) ---"
java -jar target/benchmarks.jar "ReadHeavyBenchmark" -rf text -rff output/05-read-heavy-benchmark.txt

echo "--- 06: correctness tests ---"
mvn -q test
cp target/surefire-reports/com.ankurm.locks.CounterCorrectnessTest.txt output/06-counter-correctness.txt

echo "--- 01: pinning demo on JDK 21 (pre-JEP-491) - needs a separate JDK 21 install ---"
echo "    javac --release 21 -d /tmp/pinning-jdk21-classes src/main/java/com/ankurm/locks/VirtualThreadPinningDemo.java"
echo "    java -cp /tmp/pinning-jdk21-classes -Djdk.tracePinnedThreads=full com.ankurm.locks.VirtualThreadPinningDemo"