Enum JavaVersion

java.lang.Object
java.lang.Enum<JavaVersion>
org.powermock.utils.JavaVersion
All Implemented Interfaces:
Serializable, Comparable<JavaVersion>, java.lang.constant.Constable

public enum JavaVersion extends Enum<JavaVersion>
  • 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_1_9

      @Deprecated public static final JavaVersion JAVA_1_9
      Deprecated.
      As of release 3.5, replaced by JAVA_9
      Java 1.9.
    • 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_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.
  • Field Details

    • value

      private final float value
      The float value.
    • name

      private final String name
      The standard name.
  • Constructor Details

    • JavaVersion

      private JavaVersion(float value, String name)
      Constructor.
      Parameters:
      value - the float value
      name - the standard name, not null
  • Method Details

    • values

      public static JavaVersion[] values()
      Returns an array containing the constants of this enum type, in the order they are declared.
      Returns:
      an array containing the constants of this enum type, in the order they are declared
    • valueOf

      public static JavaVersion valueOf(String name)
      Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (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 type 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
    • get

      static JavaVersion get(String nom)
      Transforms the given string with a Java version number to the corresponding constant of this enumeration class. This method is used internally.
      Parameters:
      nom - the Java version as string
      Returns:
      the corresponding enumeration constant or null if the version is unknown
    • 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
    • maxVersion

      private static float maxVersion()
      Gets the Java Version from the system or 99.0 if the java.specification.version system property is not set.
      Returns:
      the value of java.specification.version system property or 99.0 if it is not set.
    • toFloatVersion

      private static float toFloatVersion(String value)
      Parses a float value from a String.
      Parameters:
      value - the String to parse.
      Returns:
      the float value represented by the string or -1 if the given String can not be parsed.