| AbstractFileSet | Class that holds an implicit patternset and supports nested
 patternsets and creates a DirectoryScanner using these patterns. | 
| AntFilterReader | An AntFilterReader is a wrapper class that encloses the classname
 and configuration of a Configurable FilterReader. | 
| ArchiveFileSet | A ArchiveFileSet is a FileSet with extra attributes useful in the
 context of archiving tasks. | 
| ArchiveScanner | ArchiveScanner accesses the pattern matching algorithm in DirectoryScanner,
 which are protected methods that can only be accessed by subclassing. | 
| Assertions | The assertion datatype. | 
| Assertions.BaseAssertion | base class for our assertion elements. | 
| Assertions.DisabledAssertion | A disabled assertion disables things | 
| Assertions.EnabledAssertion | an enabled assertion enables things | 
| CharSet | EnumeratedAttribute implementation for Charset to use with encoding/charset attributes. | 
| Commandline | Commandline objects help handling command lines specifying processes to
 execute. | 
| Commandline.Argument | Used for nested xml command line definitions. | 
| CommandlineJava | A representation of a Java command line that is
 a composite of 2 Commandlines. | 
| CommandlineJava.SysProperties | Specialized Environment class for System properties. | 
| Comparison | EnumeratedAttribute for generic comparisons. | 
| DataType | Base class for those classes that can appear inside the build file
 as stand alone data types. | 
| Description | Description is used to provide a project-wide description element
 (that is, a description that applies to a buildfile as a whole). | 
| DirSet | Subclass as hint for supporting tasks that the included directories
 instead of files should be used. | 
| DTDLocation | Helper class to handle the DTD nested element. | 
| EnumeratedAttribute | Helper class for attributes that can only take one of a fixed list
 of values. | 
| Environment | Wrapper for environment variables. | 
| Environment.Variable | representation of a single env value | 
| FileList | FileList represents an explicitly named list of files. | 
| FileList.FileName | Inner class corresponding to the <file> nested element. | 
| FileSet | Moved out of MatchingTask to make it a standalone object that could
 be referenced (by scripts for example). | 
| FilterChain | FilterChain may contain a chained set of filter readers. | 
| FilterSet | A set of filters to be applied to something. | 
| FilterSet.Filter | Individual filter component of filterset. | 
| FilterSet.OnMissing | EnumeratedAttribute to set behavior WRT missing filtersfiles:
 "fail" (default), "warn", "ignore". | 
| FilterSetCollection | A FilterSetCollection is a collection of filtersets each of which may have
 a different start/end token settings. | 
| FlexInteger | Helper class which can be used for Ant task attribute setter methods to allow
 the build file to specify an integer in either decimal, octal, or hexadecimal
 format. | 
| LogLevel | The enumerated values for Ant's log level. | 
| Mapper | Element to define a FileNameMapper. | 
| Mapper.MapperType | Class as Argument to FileNameMapper.setType. | 
| ModuleVersion |  | 
| Parameter | A parameter is composed of a name, type and value. | 
| Path | This object represents a path as used by CLASSPATH or PATH
 environment variable. | 
| PatternSet | Named collection of include/exclude tags. | 
| Permissions | This class implements a security manager meant for usage by tasks that run inside the
 Ant VM. | 
| Permissions.Permission | Represents a permission. | 
| PropertySet | A set of properties. | 
| PropertySet.BuiltinPropertySetName | Used for propertyref's builtin attribute. | 
| PropertySet.PropertyRef | This is a nested class containing a reference to some properties
 and optionally a source of properties. | 
| Quantifier | EnumeratedAttribute for quantifier comparisons. | 
| RedirectorElement | Element representation of a Redirector. | 
| Reference | Class to hold a reference to another object in the project. | 
| RegularExpression | A regular expression datatype. | 
| Resource | Describes a "File-like" resource (File, ZipEntry, etc.). | 
| ResourceLocation | Helper class to handle the <dtd>and<entity>nested elements. | 
| Substitution | A regular expression substitution datatype. | 
| TarFileSet | A TarFileSet is a FileSet with extra attributes useful in the context of
 Tar/Jar tasks. | 
| TarScanner | Scans tar archives for resources. | 
| TimeComparison | EnumeratedAttribute for time comparisons. | 
| XMLCatalog |  | 
| ZipFileSet | A ZipFileSet is a FileSet with extra attributes useful in the context of
 Zip/Jar tasks. | 
| ZipScanner | Scans zip archives for resources. |