Package jenkins.util.java

Class JavaUtils

java.lang.Object

jenkins.util.java.JavaUtils

@Restricted(org.kohsuke.accmod.restrictions.NoExternalUse.class)
public class JavaUtils
extends Object

Utility class for Java environment management and checks.

Author:

Oleg Nenashev

Method Summary

Modifier and Type	Method	Description
static io.jenkins.lib.versionnumber.JavaSpecificationVersion	getCurrentJavaRuntimeVersionNumber()	Returns the JVM's current version as a VersionNumber instance.
static String	getCurrentRuntimeJavaVersion()	Returns the JVM's current version as a String.

Methods inherited from class java.lang.Object

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

Method Details

getCurrentJavaRuntimeVersionNumber

public static io.jenkins.lib.versionnumber.JavaSpecificationVersion getCurrentJavaRuntimeVersionNumber()

Returns the JVM's current version as a VersionNumber instance.

getCurrentRuntimeJavaVersion

public static String getCurrentRuntimeJavaVersion()

Returns the JVM's current version as a String. See JEP 223 for the expected format.

• Until Java 8 included, the expected format should be starting with 1.x
• Starting with Java 9, cf. JEP-223 linked above, the version got simplified in 9.x, 10.x, etc.

See Also:

• System.getProperty(String)