how to config sourceSets,classDirs,auxClsssPaths

[maoai-xianyu]

spotbugsMain {
sourceDirs = sourceSets.main.allSource.srcDirs
classDirs = sourceSets.main.output
auxClassPaths = sourceSets.main.compileClasspath
}

how to config these property？ i use spotbugs config myself plugins。 how can i config it ?

[maoai-xianyu]

in android app demo. i config
classes = files("$projectDir.absolutePath/build/intermediates/app_classes/debug")

but now i develop lint，pmd, checkstyle, spotbugs. i integrate these for my custom plugin.

then, other project can use my plugin of integration。

now i can not config spotbugs analysis classes.jar.

how can i do？