Interface ModuleOpenInfo

public sealed interface ModuleOpenInfo

Models a single "opens" declaration in the ModuleAttribute.

API Note:

Opening a package to another module allows that other module to gain the same full privilege access as members in this module. See MethodHandles.privateLookupIn(Class, MethodHandles.Lookup) for more details.

See Java Virtual Machine Specification:

4.7.25 The Module Attribute

Since:

See Also:

Method Summary

Modifier and Type	Method	Description
`default boolean`	`has(AccessFlag flag)`	Returns whether the open declaration has the specified access flag set.
`static ModuleOpenInfo`	`of(PackageEntry opens, int opensFlags, ModuleEntry... opensTo)`	Returns a module open description.
`static ModuleOpenInfo`	`of(PackageEntry opens, int opensFlags, List<ModuleEntry> opensTo)`	Returns a module open description.
`static ModuleOpenInfo`	`of(PackageEntry opens, Collection<AccessFlag> opensFlags, ModuleEntry... opensTo)`	Returns a module open description.
`static ModuleOpenInfo`	`of(PackageEntry opens, Collection<AccessFlag> opensFlags, List<ModuleEntry> opensTo)`	Returns a module open description.
`static ModuleOpenInfo`	`of(PackageDesc opens, int opensFlags, ModuleDesc... opensTo)`	Returns a module open description.
`static ModuleOpenInfo`	`of(PackageDesc opens, int opensFlags, List<ModuleDesc> opensTo)`	Returns a module open description.
`static ModuleOpenInfo`	`of(PackageDesc opens, Collection<AccessFlag> opensFlags, ModuleDesc... opensTo)`	Returns a module open description.
`static ModuleOpenInfo`	`of(PackageDesc opens, Collection<AccessFlag> opensFlags, List<ModuleDesc> opensTo)`	Returns a module open description.
`PackageEntry`	`openedPackage()`	Returns the package being opened.
`default Set<AccessFlag>`	`opensFlags()`	Returns the flags associated with this open declaration, as a set of flag enums.
`int`	`opensFlagsMask()`	Returns the flags associated with this open declaration, as a bit mask.
`List<ModuleEntry>`	`opensTo()`	Returns the modules to which this package is opened, or empty if this is an unqualified open.

Method Details

openedPackage

PackageEntry openedPackage()

Returns the package being opened.

Returns:

the package being opened

See Also:

opensFlagsMask

int opensFlagsMask()

Returns the flags associated with this open declaration, as a bit mask. It is in the range of unsigned short, [0, 0xFFFF].

Returns:

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

See Also:

opensFlags

default Set<AccessFlag> opensFlags()

Returns the flags associated with this open declaration, as a set of flag enums.

Returns:

the flags associated with this open declaration, as a set of flag enums

Throws:

IllegalArgumentException - if the flags mask has any undefined bit set

See Also:

has

default boolean has(AccessFlag flag)

Returns whether the open declaration has the specified access flag set.

Parameters:

flag - the access flag

Returns:

whether the open declaration has the specified access flag set

See Also:

opensTo

List<ModuleEntry> opensTo()

Returns the modules to which this package is opened, or empty if this is an unqualified open.

Returns:

the modules to which this package is opened, or empty if this is an unqualified open

See Also: