Module java.base

Package java.lang.classfile.attribute^PREVIEW

Interface InnerClassInfo

public sealed interface InnerClassInfo

InnerClassInfo is a preview API of the Java platform.

Programs can only use InnerClassInfo when preview features are enabled.

Preview features may be removed in a future release, or upgraded to permanent features of the Java platform.

Models a single inner class in the InnerClassesAttribute^PREVIEW.

Since:

22

Method Summary

Modifier and Type	Method	Description
default Set<AccessFlag>	flags()	Returns a set of flag enums denoting access permissions and properties of the inner class.
int	flagsMask()	Returns a bit mask of flags denoting access permissions and properties of the inner class.
default boolean	has(AccessFlag flag)	Returns whether a specific access flag is set.
ClassEntryPREVIEW	innerClass()	Returns the class described by this inner class description.
Optional<Utf8EntryPREVIEW>	innerName()	Returns the simple name of this class, or empty if this class is anonymous.
static InnerClassInfoPREVIEW	of(ClassEntryPREVIEW innerClass, Optional<ClassEntryPREVIEW> outerClass, Optional<Utf8EntryPREVIEW> innerName, int flags)	Returns an inner class description.
static InnerClassInfoPREVIEW	of(ClassDesc innerClass, Optional<ClassDesc> outerClass, Optional<String> innerName, int flags)	Returns an inner class description.
static InnerClassInfoPREVIEW	of(ClassDesc innerClass, Optional<ClassDesc> outerClass, Optional<String> innerName, AccessFlag... flags)	Returns an inner class description.
Optional<ClassEntryPREVIEW>	outerClass()	Returns the class or interface of which this class is a member, if it is a member of a class or interface.

Method Details

innerClass

ClassEntryPREVIEW innerClass()

Returns the class described by this inner class description.

Returns:

the class described by this inner class description

outerClass

Optional<ClassEntryPREVIEW> outerClass()

Returns the class or interface of which this class is a member, if it is a member of a class or interface.

Returns:

the class or interface of which this class is a member, if it is a member of a class or interface

innerName

Optional<Utf8EntryPREVIEW> innerName()

Returns the simple name of this class, or empty if this class is anonymous.

Returns:

the simple name of this class, or empty if this class is anonymous

flagsMask

int flagsMask()

Returns a bit mask of flags denoting access permissions and properties of the inner class.

Returns:

a bit mask of flags denoting access permissions and properties of the inner class

flags

default Set<AccessFlag> flags()

Returns a set of flag enums denoting access permissions and properties of the inner class.

Returns:

a set of flag enums denoting access permissions and properties of the inner class

has

default boolean has(AccessFlag flag)

Returns whether a specific access flag is set.

Parameters:

flag - the access flag

Returns:

whether a specific access flag is set

of

static InnerClassInfoPREVIEW of(ClassEntryPREVIEW innerClass,
 Optional<ClassEntryPREVIEW> outerClass,
 Optional<Utf8EntryPREVIEW> innerName,
 int flags)

Returns an inner class description.

Parameters:

innerClass - the inner class being described

outerClass - the class containing the inner class, if any

innerName - the name of the inner class, if it is not anonymous

flags - the inner class access flags

Returns:

an inner class description

of

static InnerClassInfoPREVIEW of(ClassDesc innerClass,
 Optional<ClassDesc> outerClass,
 Optional<String> innerName,
 int flags)

Returns an inner class description.

Parameters:

innerClass - the inner class being described

outerClass - the class containing the inner class, if any

innerName - the name of the inner class, if it is not anonymous

flags - the inner class access flags

Returns:

an inner class description

Throws:

IllegalArgumentException - if innerClass or outerClass represents a primitive type

of

static InnerClassInfoPREVIEW of(ClassDesc innerClass,
 Optional<ClassDesc> outerClass,
 Optional<String> innerName,
 AccessFlag... flags)

Returns an inner class description.

Parameters:

innerClass - the inner class being described

outerClass - the class containing the inner class, if any

innerName - the name of the inner class, if it is not anonymous

flags - the inner class access flags

Returns:

an inner class description

Throws:

IllegalArgumentException - if innerClass or outerClass represents a primitive type