public final Class JavaVersion

Class Inheritance

extends Object

Utility to check the major Java version of the current JVM.

Field Summary

Modifier and Type	Field and Description
private static final int	majorJavaVersion

Access	Constructor and Description
private	JavaVersion()

Modifier and Type	Method and Description
private static int	determineMajorJavaVersion()
private static int	extractBeginningInt(String javaVersion)
public static int	Returns: the major Java version, i.e. '8' for Java 1.8, '9' for Java 9 etc. getMajorJavaVersion() Gets the major Java version
public static boolean	Returns: `true` if the application is running on Java 9 or later; and `false` otherwise. isJava9OrLater() Gets a boolean value depending if the application is running on Java 9 or later
private static int	parseDotted(String javaVersion)
pack-priv static int	parseMajorJavaVersion(String javaVersion)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

majorJavaVersion	back to summary
private static final int majorJavaVersion

JavaVersion	back to summary
private JavaVersion()

determineMajorJavaVersion	back to summary
private static int determineMajorJavaVersion()

extractBeginningInt	back to summary
private static int extractBeginningInt(String javaVersion)

getMajorJavaVersion	back to summary
public static int getMajorJavaVersion() Gets the major Java version Returns:int the major Java version, i.e. '8' for Java 1.8, '9' for Java 9 etc.

getMajorJavaVersion

public static int getMajorJavaVersion()

Gets the major Java version

Returns:int: the major Java version, i.e. '8' for Java 1.8, '9' for Java 9 etc.

isJava9OrLater back to summary

isJava9OrLater	back to summary
public static boolean isJava9OrLater() Gets a boolean value depending if the application is running on Java 9 or later Returns:boolean `true` if the application is running on Java 9 or later; and `false` otherwise.

public static boolean isJava9OrLater()

Gets a boolean value depending if the application is running on Java 9 or later

Returns:boolean: true if the application is running on Java 9 or later; and false otherwise.

parseDotted	back to summary
private static int parseDotted(String javaVersion)

parseMajorJavaVersion	back to summary
pack-priv static int parseMajorJavaVersion(String javaVersion)