Claude
e59ff029a1
Working setup plus one small application per way of getting it wrong (no @Primary, @Primary only, url vs jdbc-url, wrong repository package, Flyway auto-configuration), plain vs named @Transactional, and ChainedTransactionManager with a failing commit. Transcripts are written by the tests. Co-Authored-By: Claude Sonnet 5 <[email protected]> Claude-Session: https://claude.ai/code/session_01Uu7q8vPeREyT4218EJPzz1
46 lines
2.5 KiB
Bash
Executable File
46 lines
2.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Facts that a test cannot observe, read straight out of the jars on the classpath.
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# 10-chained-transaction-manager-jar.txt is ChainedTransactionManager still shipped, and is it deprecated?
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# 11-enable-jpa-repositories-not-repeatable.txt what javac says about two @EnableJpaRepositories on one class
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# 12-builder-packages.txt how EntityManagerFactoryBuilder.Builder.packages(Class...) turns classes into packages
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set -euo pipefail
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cd "$(dirname "$0")/.."
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mkdir -p output target
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mvn -B -q dependency:build-classpath -Dmdep.outputFile=target/classpath.txt >/dev/null
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CP="$(cat target/classpath.txt)"
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commons="$(tr ':' '\n' < target/classpath.txt | grep 'spring-data-commons' | head -1)"
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{
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echo "# Is org.springframework.data.transaction.ChainedTransactionManager still shipped, and is it deprecated?"
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echo
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echo "jar: $(basename "$commons")"
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echo "class: $(unzip -l "$commons" | awk '{print $4}' | grep 'transaction/ChainedTransactionManager.class')"
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echo
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echo "--- javap -v: class-level annotations ---"
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javap -v -cp "$commons" org.springframework.data.transaction.ChainedTransactionManager \
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| awk '/^RuntimeVisibleAnnotations:/{p=1} p{print} /^BootstrapMethods:/{p=0}' | sed '/^BootstrapMethods:/,$d'
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echo "--- javap -v: Deprecated attribute ---"
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javap -v -cp "$commons" org.springframework.data.transaction.ChainedTransactionManager | grep -E '^Deprecated:'
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} > output/10-chained-transaction-manager-jar.txt
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{
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echo "# javac on a class carrying two @EnableJpaRepositories (scripts/facts/RepeatedEnable.java)"
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echo
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javac -proc:none -d target/facts -cp "$CP" scripts/facts/RepeatedEnable.java 2>&1 | grep -v "^Picked up" | sed "s|scripts/facts/||" || true
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} > output/11-enable-jpa-repositories-not-repeatable.txt
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boot_jpa="$(tr ':' '\n' < target/classpath.txt | grep 'spring-boot-jpa-' | head -1)"
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{
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echo "# What does EntityManagerFactoryBuilder.Builder.packages(Class...) do with the classes it is given?"
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echo
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echo "jar: $(basename "$boot_jpa")"
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echo
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echo "--- javap -c: the calls made inside packages(java.lang.Class<?>...) ---"
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javap -c -p -cp "$boot_jpa" 'org.springframework.boot.jpa.EntityManagerFactoryBuilder$Builder' 2>&1 \
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| grep -v '^Picked up' \
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| awk '/packages\(java.lang.Class<\?>\.\.\.\);/{p=1} p&&/^$/{p=0} p' \
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| grep -E 'invoke' | sed 's/^ *[0-9]*: *//'
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} > output/12-builder-packages.txt
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cat output/10-chained-transaction-manager-jar.txt output/11-enable-jpa-repositories-not-repeatable.txt output/12-builder-packages.txt
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