Package org.glassfish.jersey.internal.util

Class JdkVersion

java.lang.Object

org.glassfish.jersey.internal.util.JdkVersion

All Implemented Interfaces:

java.lang.Comparable<JdkVersion>

public class JdkVersion
extends java.lang.Object
implements java.lang.Comparable<JdkVersion>

JDK Version related utilities. Ported from Grizzly project.

Since:

2.3

Field Summary

Fields

Modifier and Type	Field	Description
private static boolean	IS_UNSAFE_SUPPORTED
private static JdkVersion	JDK_VERSION
private int	maintenance
private int	major
private int	minor
private static JdkVersion	UNKNOWN_VERSION
private int	update

Constructor Summary

Constructors

Modifier	Constructor	Description
private	JdkVersion(int major, int minor, int maintenance, int update)

Method Summary

Modifier and Type	Method	Description
int	compareTo(java.lang.String versionString)
int	compareTo(JdkVersion otherVersion)
static JdkVersion	getJdkVersion()
int	getMaintenance()
int	getMajor()
int	getMinor()
int	getUpdate()
boolean	isUnsafeSupported()	Returns true if sun.misc.Unsafe is present in the current JDK version, or false otherwise.
static JdkVersion	parseVersion(java.lang.String versionString)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

IS_UNSAFE_SUPPORTED

private static final boolean IS_UNSAFE_SUPPORTED

UNKNOWN_VERSION

private static final JdkVersion UNKNOWN_VERSION

JDK_VERSION

private static final JdkVersion JDK_VERSION

major

private final int major

minor

private final int minor

maintenance

private final int maintenance

update

private final int update

Constructor Detail

JdkVersion

private JdkVersion(int major,
                   int minor,
                   int maintenance,
                   int update)

Method Detail

parseVersion

public static JdkVersion parseVersion(java.lang.String versionString)

getJdkVersion

public static JdkVersion getJdkVersion()

getMajor

public int getMajor()

getMinor

public int getMinor()

getMaintenance

public int getMaintenance()

getUpdate

public int getUpdate()

isUnsafeSupported

public boolean isUnsafeSupported()

Returns true if sun.misc.Unsafe is present in the current JDK version, or false otherwise.

Since:

2.3.6

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

compareTo

public int compareTo(java.lang.String versionString)

compareTo

public int compareTo(JdkVersion otherVersion)

Specified by:

compareTo in interface java.lang.Comparable<JdkVersion>