org.gradle.api.tasks
Interfaces 
ConventionValue
GroovySourceSet
ScalaSourceSet
SourceSet
SourceSetContainer
TaskCollection
TaskContainer
TaskDependency
WorkResult
Classes 
Clean
Copy
SourceTask
Upload
Exceptions 
StopActionException
StopExecutionException
Annotation Types 
InputDirectory
InputFile
InputFiles
Optional
OutputDirectory
OutputFile
SkipWhenEmpty
TaskAction