Module java.base

Package java.lang.classfile^PREVIEW

Enum Class ClassFile.StackMapsOption

java.lang.Object

java.lang.Enum<ClassFile.StackMapsOption^PREVIEW>

java.lang.classfile.ClassFile.StackMapsOption

All Implemented Interfaces:

Serializable, ClassFile.OptionPREVIEW, Comparable<ClassFile.StackMapsOptionPREVIEW>, Constable

Enclosing interface:

ClassFilePREVIEW

public static enum ClassFile.StackMapsOption
extends Enum<ClassFile.StackMapsOptionPREVIEW>
implements ClassFile.OptionPREVIEW

StackMapsOption is a preview API of the Java platform.

Programs can only use StackMapsOption when preview features are enabled.

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

Option describing whether to generate stackmaps. Default is STACK_MAPS_WHEN_REQUIRED to generate stack maps for ClassFile.JAVA_6_VERSION^PREVIEW or above, where specifically for ClassFile.JAVA_6_VERSION^PREVIEW the stack maps may not be generated.

See Java Virtual Machine Specification:

4.10.1 Verification by Type Checking

Since:

22

Nested Class Summary

Nested classes/interfaces declared in class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
DROP_STACK_MAPS	Drop stack maps from code
GENERATE_STACK_MAPS	Always generate stack maps
STACK_MAPS_WHEN_REQUIRED	Generate stack maps when required

Method Summary

Modifier and Type	Method	Description
static ClassFile.StackMapsOptionPREVIEW	valueOf(String name)	Returns the enum constant of this class with the specified name.
static ClassFile.StackMapsOptionPREVIEW[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods declared in class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods declared in class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

STACK_MAPS_WHEN_REQUIRED

public static final ClassFile.StackMapsOptionPREVIEW STACK_MAPS_WHEN_REQUIRED

Generate stack maps when required

GENERATE_STACK_MAPS

public static final ClassFile.StackMapsOptionPREVIEW GENERATE_STACK_MAPS

Always generate stack maps

DROP_STACK_MAPS

public static final ClassFile.StackMapsOptionPREVIEW DROP_STACK_MAPS

Drop stack maps from code

Method Details

values

public static ClassFile.StackMapsOptionPREVIEW[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static ClassFile.StackMapsOptionPREVIEW valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null