Java 集锦

JDK

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Microsoft Build of OpenJDK™

1. OpenJDK 17.0.6
   1. 15e8f5dbb57288d316993e793f8965d624ff5e58dfb5c5a7db1ef8ebff68bc49 microsoft-jdk-17.0.6-windows-x64.zip
   2. 2b5226ee79d3c31121f10bcc799abc27df8d1104b7e3c2ee3774138bfe07dbb1 microsoft-jdk-debugsymbols-17.0.6-windows-x64.zip
2. 一个奇怪的 BUG，Execution failed for task ':debugger:instrumentCode' >%JAVA_HOME%\Packages does not exist，解决方法，创建它。

Java Tools

1. javap 查看 inner class, javap -c -p -v me.lu.A.Bar或 javap -c -p -v me/lu/A.Bar
2. Access to Parameter Names at Runtime
   1. javac -parameters, Executable.getParameters(), MethodParameters
   2. javac -g, ASM, LocalVariableTable

JVM

1. JVM 版本信息java -Xinternalversion 
2. VM Options Explorer - <https://chriswhocodes.com/vm-options-explorer.html>
   
   1. java -XX:+PrintCommandLineFlags  - Print flags specified on command line or set by ergonomics
   2. java -XX:+PrintFlagsFinal             - Print all VM flags
3. System.getProperties() - <javadoc>

Debug

1. Debugging Gradle internals from IntelliJ IDEA - Damir Murat
2. How to Debug Your Own IntelliJ IDEA Instance - Vladimír Oraný
3. Gradle -Dorg.gradle.debug=true

Build Tool

Gradle

1. Deprecated Gradle features were used in this build, making it incompatible with Gradle 8.0.
   1. The JavaExec.main property has been deprecated 
      • plugins/gradle/java/src/execution/build/GradleApplicationEnvironmentProvider.kt, main = mainClass