Enum Class JRE

java.lang.Object
java.lang.Enum<JRE>
org.junit.jupiter.api.condition.JRE
All Implemented Interfaces:
Serializable, Comparable<JRE>, java.lang.constant.Constable

@API(status=STABLE, since="5.1") public enum JRE extends Enum<JRE>
Enumeration of Java Runtime Environment (JRE) versions.

If the current JRE version cannot be detected — for example, if the java.version JVM system property is undefined — then none of the constants defined in this enum will be considered to be the current JRE version.

Since:
5.1
See Also:
  • Enum Constant Details

  • Method Details

    • values

      public static JRE[] 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 JRE 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
    • isCurrentVersion

      public boolean isCurrentVersion()
      Returns:
      true if this JRE is known to be the Java Runtime Environment version for the currently executing JVM or if the version is OTHER
    • currentVersion

      @API(status=STABLE, since="5.7") public static JRE currentVersion()
      Returns:
      the JRE for the currently executing JVM, potentially OTHER
      Since:
      5.7