groovy.util
Interfaces 
Factory
IFileNameFinder
ObjectGraphBuilder.ChildPropertySetter
ObjectGraphBuilder.ClassNameResolver
ObjectGraphBuilder.IdentifierResolver
ObjectGraphBuilder.NewInstanceResolver
ObjectGraphBuilder.ReferenceResolver
ObjectGraphBuilder.RelationNameResolver
ResourceConnector
Classes 
AbstractFactory
AllTestSuite
AntBuilder
AntBuilderLocator
BuilderSupport
CharsetToolkit
CliBuilder
ClosureComparator
ConfigBinding
ConfigObject
ConfigSlurper
Eval
Expando
FactoryBuilderSupport
FactoryInterceptorMetaClass
FileNameByRegexFinder
FileNameFinder
GroovyCollections
GroovyLog
GroovyMBean
GroovyScriptEngine
GroovyScriptEngine.ScriptCacheEntry
GroovyScriptEngine.ScriptClassLoader
GroovyShellTestCase
GroovyTestCase
GroovyTestSuite
IndentPrinter
MapEntry
Node
NodeBuilder
NodeList
NodePrinter
ObjectGraphBuilder
ObjectGraphBuilder.DefaultChildPropertySetter
ObjectGraphBuilder.DefaultClassNameResolver
ObjectGraphBuilder.DefaultIdentifierResolver
ObjectGraphBuilder.DefaultNewInstanceResolver
ObjectGraphBuilder.DefaultReferenceResolver
ObjectGraphBuilder.DefaultRelationNameResolver
ObjectGraphBuilder.NodeReference
ObjectGraphBuilder.ObjectFactory
ObjectGraphBuilder.ObjectRefFactory
ObjectGraphBuilder.ReflectionClassNameResolver
ObservableList
ObservableList.ElementAddedEvent
ObservableList.ElementClearedEvent
ObservableList.ElementEvent
ObservableList.ElementRemovedEvent
ObservableList.ElementUpdatedEvent
ObservableList.MultiElementAddedEvent
ObservableList.MultiElementRemovedEvent
ObservableList.ObservableIterator
ObservableList.ObservableListIterator
ObservableMap
ObservableMap.MultiPropertyEvent
ObservableMap.PropertyAddedEvent
ObservableMap.PropertyClearedEvent
ObservableMap.PropertyEvent
ObservableMap.PropertyRemovedEvent
ObservableMap.PropertyUpdatedEvent
OptionAccessor
OrderBy
Proxy
ProxyGenerator
XmlNodePrinter
XmlNodePrinter.NamespaceContext
XmlParser
XmlSlurper
Exceptions 
ResourceException
ScriptException