Module com.google.gson

Package com.google.gson.internal

Class JavaVersion

java.lang.Object

com.google.gson.internal.JavaVersion

public final class JavaVersion
extends java.lang.Object

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

Field Summary

Fields

Modifier and Type	Field	Description
private static int	majorJavaVersion

Constructor Summary

Constructors

Modifier	Constructor	Description
private	JavaVersion()

Method Summary

Modifier and Type	Method	Description
private static int	determineMajorJavaVersion()
private static int	extractBeginningInt(java.lang.String javaVersion)
static int	getMajorJavaVersion()
(package private) static int	getMajorJavaVersion(java.lang.String javaVersion)
static boolean	isJava9OrLater()
private static int	parseDotted(java.lang.String javaVersion)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

majorJavaVersion

private static final int majorJavaVersion

Constructor Detail

JavaVersion

private JavaVersion()

Method Detail

determineMajorJavaVersion

private static int determineMajorJavaVersion()

getMajorJavaVersion

static int getMajorJavaVersion(java.lang.String javaVersion)

parseDotted

private static int parseDotted(java.lang.String javaVersion)

extractBeginningInt

private static int extractBeginningInt(java.lang.String javaVersion)

getMajorJavaVersion

public static int getMajorJavaVersion()

Returns:

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

isJava9OrLater

public static boolean isJava9OrLater()

Returns:

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