Package com.landawn.abacus.util

Enum Class JavaVersion

java.lang.Object
java.lang.Enum<JavaVersion>
com.landawn.abacus.util.JavaVersion
All Implemented Interfaces:
Serializable, Comparable<JavaVersion>, Constable
public enum JavaVersion extends Enum<JavaVersion>

Note: This class includes codes copied from Apache Commons Lang, under the Apache License 2.0.

An enum representing all the versions of the Java specification. This is intended to mirror available values from the java.specification.version System property.

Since:
3.0

  • Enum Constant Details

    • JAVA_0_9

      public static final JavaVersion JAVA_0_9
      The Java version reported by Android. This is not an official Java version number.

    • JAVA_1_1

      public static final JavaVersion JAVA_1_1
      Java 1.1.

    • JAVA_1_2

      public static final JavaVersion JAVA_1_2
      Java 1.2.

    • JAVA_1_3

      public static final JavaVersion JAVA_1_3
      Java 1.3.

    • JAVA_1_4

      public static final JavaVersion JAVA_1_4
      Java 1.4.

    • JAVA_1_5

      public static final JavaVersion JAVA_1_5
      Java 1.5.

    • JAVA_1_6

      public static final JavaVersion JAVA_1_6
      Java 1.6.

    • JAVA_1_7

      public static final JavaVersion JAVA_1_7
      Java 1.7.

    • JAVA_1_8

      public static final JavaVersion JAVA_1_8
      Java 1.8.

    • JAVA_9

      public static final JavaVersion JAVA_9
      Java 9.
      Since:
      3.5

    • JAVA_10

      public static final JavaVersion JAVA_10
      Java 10.
      Since:
      3.7

    • JAVA_11

      public static final JavaVersion JAVA_11
      Java 11.
      Since:
      3.8

    • JAVA_12

      public static final JavaVersion JAVA_12
      Java 12.
      Since:
      3.9

    • JAVA_13

      public static final JavaVersion JAVA_13
      Java 13.
      Since:
      3.9

    • JAVA_14

      public static final JavaVersion JAVA_14
      Java 14.
      Since:
      3.11

    • JAVA_15

      public static final JavaVersion JAVA_15
      Java 15.
      Since:
      3.11

    • JAVA_16

      public static final JavaVersion JAVA_16
      Java 16.
      Since:
      3.11

    • JAVA_17

      public static final JavaVersion JAVA_17
      Java 17.
      Since:
      3.12.0

    • JAVA_18

      public static final JavaVersion JAVA_18
      Java 18.

    • JAVA_19

      public static final JavaVersion JAVA_19
      Java 19.

    • JAVA_20

      public static final JavaVersion JAVA_20
      Java 20.

    • JAVA_21

      public static final JavaVersion JAVA_21
      Java 21.

    • JAVA_RECENT

      public static final JavaVersion JAVA_RECENT
      The most recent java version. Mainly introduced to avoid to break when a new version of Java is used.

  • Method Details

    • values

      public static JavaVersion[] 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 JavaVersion 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

    • atLeast

      public boolean atLeast(JavaVersion requiredVersion)

      Whether this version of Java is at least the version of Java passed in.

      For example:
      myVersion.atLeast(JavaVersion.JAVA_1_4)

      Parameters:
      requiredVersion - the version to check against, not null
      Returns:
      true if this version is equal to or greater than the specified version

    • atMost

      public boolean atMost(JavaVersion requiredVersion)

      Whether this version of Java is at most the version of Java passed in.

      For example:
      myVersion.atMost(JavaVersion.JAVA_1_4)

      Parameters:
      requiredVersion - the version to check against, not null
      Returns:
      true if this version is equal to or greater than the specified version
      Since:
      3.9

    • of

      public static JavaVersion of(String versionStr)
      Parameters:
      versionStr -
      Returns:

    • toString

      public String toString()

      The string value is overridden to return the standard name.

      For example, "1.5".

      Overrides:
      toString in class Enum<JavaVersion>
      Returns:
      the name, not null