View Java Class Source Code in JAR file
- Download JD-GUI to open JAR file and explore Java source code file (.class .java)
- Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window elasticsearch-scripting-painless-spi-6.2.3.31.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.
org.elasticsearch.painless.spi
├─ org.elasticsearch.painless.spi.PainlessExtension.class - [JAR]
├─ org.elasticsearch.painless.spi.Whitelist.class - [JAR]
├─ org.elasticsearch.painless.spi.WhitelistLoader.class - [JAR]