org.gradle.api.tasks
Interfaces 
ConventionValue
GroovySourceSet
ScalaSourceSet
SourceSet
SourceSetContainer
SourceSetOutput
TaskCollection
TaskContainer
TaskDependency
TaskInputs
TaskOutputs
TaskState
VerificationTask
WorkResult
Classes 
AbstractCopyTask
Copy
Delete
Exec
GradleBuild
JavaExec
SourceTask
Sync
Upload
Exceptions 
StopActionException
StopExecutionException
TaskExecutionException
TaskInstantiationException
TaskValidationException
Annotation Types 
Input
InputDirectory
InputFile
InputFiles
Nested
Optional
OutputDirectory
OutputFile
SkipWhenEmpty
TaskAction