Package org.springframework.data.gemfire.util

Class JavaVersion

java.lang.Object

org.springframework.data.gemfire.util.JavaVersion

All Implemented Interfaces:

Comparable<JavaVersion>

public abstract class JavaVersion
extends Object
implements Comparable<JavaVersion>

Java class to represent the current version of the JRE or JVM.

Since:

2.6.0

Author:

John Blum

Field Summary

Fields

Modifier and Type	Field	Description
protected static final int	DEFAULT_BUILD_NUMBER
protected static final int	DEFAULT_PATCH_VERSION
protected static final int	DEFAULT_VERSION_NUMBER
static final JavaVersion	EIGHT
static final JavaVersion	ELEVEN
static final JavaVersion	FIFTEEN
static final JavaVersion	FIVE
static final JavaVersion	FOURTEEN
protected static final String	JAVA_VERSION_SYSTEM_PROPERTY
static final JavaVersion	NINE
static final JavaVersion	ONE_FOUR
static final JavaVersion	ONE_ONE
static final JavaVersion	ONE_THREE
static final JavaVersion	ONE_TWO
static final JavaVersion	ONE_ZERO
static final JavaVersion	SEVEN
static final JavaVersion	SEVENTEEN
static final JavaVersion	SIX
static final JavaVersion	SIXTEEN
static final JavaVersion	TEN
static final JavaVersion	THIRTEEN
static final JavaVersion	TWELVE
protected static final Integer	ZERO

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	JavaVersion(int major, int minor)
protected	JavaVersion(int major, int minor, int patch)
protected	JavaVersion(int major, int minor, int patch, int buildNumber)

Method Summary

Modifier and Type	Method	Description
int	compareTo(JavaVersion version)
static JavaVersion	current()
boolean	equals(Object obj)
Integer	getBuildNumber()
Integer	getMajor()
Integer	getMinor()
Integer	getPatch()
int	hashCode()
boolean	isJava11()
boolean	isJava17()
boolean	isJava8()
boolean	isNewerThanOrEqualTo(JavaVersion javaVersion)
boolean	isOlderThan(JavaVersion javaVersion)
boolean	isUndetermined()
protected static JavaVersion	of(int major, int minor, int patch)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

ONE_ZERO

public static final JavaVersion ONE_ZERO

ONE_ONE

public static final JavaVersion ONE_ONE

ONE_TWO

public static final JavaVersion ONE_TWO

ONE_THREE

public static final JavaVersion ONE_THREE

ONE_FOUR

public static final JavaVersion ONE_FOUR

FIVE

public static final JavaVersion FIVE

SIX

public static final JavaVersion SIX

SEVEN

public static final JavaVersion SEVEN

EIGHT

public static final JavaVersion EIGHT

NINE

public static final JavaVersion NINE

TEN

public static final JavaVersion TEN

ELEVEN

public static final JavaVersion ELEVEN

TWELVE

public static final JavaVersion TWELVE

THIRTEEN

public static final JavaVersion THIRTEEN

FOURTEEN

public static final JavaVersion FOURTEEN

FIFTEEN

public static final JavaVersion FIFTEEN

SIXTEEN

public static final JavaVersion SIXTEEN

SEVENTEEN

public static final JavaVersion SEVENTEEN

DEFAULT_VERSION_NUMBER

protected static final int DEFAULT_VERSION_NUMBER

See Also:

• Constant Field Values

DEFAULT_BUILD_NUMBER

protected static final int DEFAULT_BUILD_NUMBER

See Also:

• Constant Field Values

DEFAULT_PATCH_VERSION

protected static final int DEFAULT_PATCH_VERSION

See Also:

• Constant Field Values

ZERO

protected static final Integer ZERO

JAVA_VERSION_SYSTEM_PROPERTY

protected static final String JAVA_VERSION_SYSTEM_PROPERTY

See Also:

• Constant Field Values

Constructor Details

JavaVersion

protected JavaVersion(int major,
 int minor)

JavaVersion

protected JavaVersion(int major,
 int minor,
 int patch)

JavaVersion

protected JavaVersion(int major,
 int minor,
 int patch,
 int buildNumber)

Method Details

of

protected static JavaVersion of(int major,
 int minor,
 int patch)

current

public static JavaVersion current()

isJava8

public boolean isJava8()

isJava11

public boolean isJava11()

isJava17

public boolean isJava17()

isNewerThanOrEqualTo

public boolean isNewerThanOrEqualTo(@Nullable
 JavaVersion javaVersion)

isOlderThan

public boolean isOlderThan(@Nullable
 JavaVersion javaVersion)

isUndetermined

public boolean isUndetermined()

getMajor

@NonNull
public Integer getMajor()

getMinor

@NonNull
public Integer getMinor()

getPatch

@NonNull
public Integer getPatch()

getBuildNumber

@NonNull
public Integer getBuildNumber()

compareTo

public int compareTo(@NonNull
 JavaVersion version)

Specified by:

compareTo in interface Comparable<JavaVersion>

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

@NonNull
public String toString()

Overrides:

toString in class Object