Package org.springframework.boot.system
Enum JavaVersion
- java.lang.Object
- java.lang.Enum<JavaVersion>
- org.springframework.boot.system.JavaVersion
- All Implemented Interfaces:
Serializable
,Comparable<JavaVersion>
public enum JavaVersion extends Enum<JavaVersion>
Supported Java versions.- Since:
- 2.0.0
Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description static JavaVersion
getJavaVersion()
Returns theJavaVersion
of the current runtime.boolean
isEqualOrNewerThan(JavaVersion version)
Return if this version is equal to or newer than a given version.boolean
isOlderThan(JavaVersion version)
Return if this version is older than a given version.String
toString()
static JavaVersion
valueOf(String name)
Returns the enum constant of this type with the specified name.static JavaVersion[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
Enum Constant Detail
EIGHT
public static final JavaVersion EIGHT
Java 1.8.
NINE
public static final JavaVersion NINE
Java 1.9.
Method Detail
values
public static JavaVersion[] values()
Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:for (JavaVersion c : JavaVersion.values()) System.out.println(c);
- Returns:
- an array containing the constants of this enum type, in the order they are declared
valueOf
public static JavaVersion valueOf(String name)
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)- Parameters:
name
- the name of the enum constant to be returned.- Returns:
- the enum constant with the specified name
- Throws:
IllegalArgumentException
- if this enum type has no constant with the specified nameNullPointerException
- if the argument is null
toString
public String toString()
- Overrides:
toString
in classEnum<JavaVersion>
getJavaVersion
public static JavaVersion getJavaVersion()
Returns theJavaVersion
of the current runtime.- Returns:
- the
JavaVersion
isEqualOrNewerThan
public boolean isEqualOrNewerThan(JavaVersion version)
Return if this version is equal to or newer than a given version.- Parameters:
version
- the version to compare- Returns:
true
if this version is equal to or newer thanversion
isOlderThan
public boolean isOlderThan(JavaVersion version)
Return if this version is older than a given version.- Parameters:
version
- the version to compare- Returns:
true
if this version is older thanversion