ClassFile.DeadCodeOption (Java SE 23 & JDK 23)
Description: declaration: module: java.base, package: java.lang.classfile, interface: ClassFile, enum: DeadCodeOption
Keywords: java.lang.classfile.ClassFile.DeadCodeOption class

# Enum Class ClassFile.DeadCodeOption

java.lang.Object
java.lang.Enum<ClassFile.DeadCodeOptionPREVIEW>
java.lang.classfile.ClassFile.DeadCodeOption

All Implemented Interfaces:
  `Serializable`, `ClassFile.OptionPREVIEW`, `Comparable<ClassFile.DeadCodeOptionPREVIEW>`, `Constable`

Enclosing interface:
  `ClassFilePREVIEW`

public static enum ClassFile.DeadCodeOption extends Enum<ClassFile.DeadCodeOptionPREVIEW> implements ClassFile.OptionPREVIEW
`DeadCodeOption` is a preview API of the Java platform.
Programs can only use `DeadCodeOption` 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 patch out unreachable code. Default is `PATCH_DEAD_CODE` to automatically patch out unreachable code with NOPs.

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
  `KEEP_DEAD_CODE`
  Keep the unreachable code
  `PATCH_DEAD_CODE`
  Patch unreachable code

- ## Method Summary

  Modifier and Type
  Method
  Description
  `static ClassFile.DeadCodeOptionPREVIEW`
  `valueOf(String name)`
  Returns the enum constant of this class with the specified name.
  `static ClassFile.DeadCodeOptionPREVIEW[]`
  `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

  - ### PATCH_DEAD_CODE

    public static final ClassFile.DeadCodeOptionPREVIEW PATCH_DEAD_CODE
    Patch unreachable code

  - ### KEEP_DEAD_CODE

    public static final ClassFile.DeadCodeOptionPREVIEW KEEP_DEAD_CODE
    Keep the unreachable code

- ## Method Details

  - ### values

    public static ClassFile.DeadCodeOptionPREVIEW[] 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.DeadCodeOptionPREVIEW 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