#!/usr/bin/env bash
# Reads the shutdown-related property defaults out of Boot's own configuration metadata, and the
# SmartLifecycle phase constants out of the Boot jars with javap, instead of trusting doc prose.
set -euo pipefail
cd "$(dirname "$0")/.."
mkdir -p output target/meta
BOOT=4.1.1
M2=~/.m2/repository/org/springframework/boot
{
  echo "# Property defaults read from spring-configuration-metadata.json (Boot $BOOT jars)"
  echo
  for jar in $(find "$M2" -name "*-$BOOT.jar" ! -name '*sources*' ! -name '*javadoc*' | sort); do
    { unzip -p "$jar" META-INF/spring-configuration-metadata.json 2>/dev/null || true; } | python3 -c '
import json,sys
try:
    d=json.load(sys.stdin)
except Exception:
    sys.exit(0)
for p in d.get("properties",[]):
    if p["name"] in ("server.shutdown","spring.lifecycle.timeout-per-shutdown-phase","spring.threads.virtual.enabled"):
        print("%-46s type=%-40s default=%s" % (p["name"], p.get("type"), p.get("defaultValue")))
'
  done
} > output/18-property-defaults.txt
cat output/18-property-defaults.txt