I’ll write it in groovy because I’m too lazy to do it in java.
Pls adapt as necessary
apply plugin: 'java'
dependencies {
// add classes dir to compile classpath
compile files("$buildDir/generated/classes")
}
sourceSets.main.java.srcDir "$buildDir/generated/java" // notice I'm calling "srcDir" not "setSrcDir"
task generate {
outputs.dir "$buildDir/generated"
doLast {
// generate files in $buildDir/generated/java and $buildDir/generated/classes
}
}
compileJava.dependsOn "generate"
processResources {
dependsOn "generate"
from "$buildDir/generated/classes" // add generated classes to the jar
}