Module java.base

Package java.lang.classfile.attribute^PREVIEW

Interface ModuleRequireInfo

public sealed interface ModuleRequireInfo

ModuleRequireInfo is a preview API of the Java platform.

Programs can only use ModuleRequireInfo 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 "requires" declaration in the ModuleAttribute^PREVIEW.

Since:

22

Method Summary

Modifier and Type	Method	Description
default boolean	has(AccessFlag flag)	Returns whether the specific access flag is set.
static ModuleRequireInfoPREVIEW	of(ModuleEntryPREVIEW requires, int requiresFlags, Utf8EntryPREVIEW requiresVersion)	Returns a module requirement description.
static ModuleRequireInfoPREVIEW	of(ModuleEntryPREVIEW requires, Collection<AccessFlag> requiresFlags, Utf8EntryPREVIEW requiresVersion)	Returns a module requirement description.
static ModuleRequireInfoPREVIEW	of(ModuleDesc requires, int requiresFlags, String requiresVersion)	Returns a module requirement description.
static ModuleRequireInfoPREVIEW	of(ModuleDesc requires, Collection<AccessFlag> requiresFlags, String requiresVersion)	Returns a module requirement description.
ModuleEntryPREVIEW	requires()	Returns The module on which the current module depends.
default Set<AccessFlag>	requiresFlags()	Returns the access flags.
int	requiresFlagsMask()	Returns the flags associated with this require declaration, as a bit mask.
Optional<Utf8EntryPREVIEW>	requiresVersion()	Returns the required version of the required module, if present.

Method Details

requires

ModuleEntryPREVIEW requires()

Returns The module on which the current module depends.

Returns:

The module on which the current module depends

requiresFlagsMask

int requiresFlagsMask()

Returns the flags associated with this require declaration, as a bit mask. Valid flags include ClassFile.ACC_TRANSITIVE^PREVIEW, ClassFile.ACC_STATIC_PHASE^PREVIEW, ClassFile.ACC_SYNTHETIC^PREVIEW and ClassFile.ACC_MANDATED^PREVIEW

Returns:

the flags associated with this require declaration, as a bit mask

requiresFlags

default Set<AccessFlag> requiresFlags()

Returns the access flags.

Returns:

the access flags

requiresVersion

Optional<Utf8EntryPREVIEW> requiresVersion()

Returns the required version of the required module, if present.

Returns:

the required version of the required module, if present

has

default boolean has(AccessFlag flag)

Returns whether the specific access flag is set.

Parameters:

flag - the access flag

Returns:

whether the specific access flag is set

of

static ModuleRequireInfoPREVIEW of(ModuleEntryPREVIEW requires,
 int requiresFlags,
 Utf8EntryPREVIEW requiresVersion)

Returns a module requirement description.

Parameters:

requires - the required module

requiresFlags - the require-specific flags

requiresVersion - the required version

Returns:

a module requirement description

of

static ModuleRequireInfoPREVIEW of(ModuleEntryPREVIEW requires,
 Collection<AccessFlag> requiresFlags,
 Utf8EntryPREVIEW requiresVersion)

Returns a module requirement description.

Parameters:

requires - the required module

requiresFlags - the require-specific flags

requiresVersion - the required version

Returns:

a module requirement description

of

static ModuleRequireInfoPREVIEW of(ModuleDesc requires,
 int requiresFlags,
 String requiresVersion)

Returns a module requirement description.

Parameters:

requires - the required module

requiresFlags - the require-specific flags

requiresVersion - the required version

Returns:

a module requirement description

of

static ModuleRequireInfoPREVIEW of(ModuleDesc requires,
 Collection<AccessFlag> requiresFlags,
 String requiresVersion)

Returns a module requirement description.

Parameters:

requires - the required module

requiresFlags - the require-specific flags

requiresVersion - the required version

Returns:

a module requirement description