Package org.apache.lucene.util
Class Constants
java.lang.Object
org.apache.lucene.util.Constants
Some useful constants.
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Field Summary
FieldsModifier and TypeFieldDescriptionstatic final boolean
True iff running on FreeBSDstatic final String
static final String
The value ofSystem.getProperty("java.version")
.static final boolean
True iff running on a 64bit JVMstatic final boolean
static final boolean
static final boolean
private static final int
private static final int
static final String
static final String
static final String
JVM vendor info.static final String
static final boolean
True iff running on Linux.static final boolean
True iff running on Mac OS Xstatic final String
static final String
The value ofSystem.getProperty("os.name")
.static final String
static final boolean
True iff running on SunOS.static final boolean
True iff running on Windows. -
Constructor Summary
Constructors -
Method Summary
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Field Details
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JVM_VENDOR
JVM vendor info. -
JVM_VERSION
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JVM_NAME
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JVM_SPEC_VERSION
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JAVA_VERSION
The value ofSystem.getProperty("java.version")
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OS_NAME
The value ofSystem.getProperty("os.name")
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LINUX
public static final boolean LINUXTrue iff running on Linux. -
WINDOWS
public static final boolean WINDOWSTrue iff running on Windows. -
SUN_OS
public static final boolean SUN_OSTrue iff running on SunOS. -
MAC_OS_X
public static final boolean MAC_OS_XTrue iff running on Mac OS X -
FREE_BSD
public static final boolean FREE_BSDTrue iff running on FreeBSD -
OS_ARCH
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OS_VERSION
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JAVA_VENDOR
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JVM_MAJOR_VERSION
private static final int JVM_MAJOR_VERSION -
JVM_MINOR_VERSION
private static final int JVM_MINOR_VERSION -
JRE_IS_64BIT
public static final boolean JRE_IS_64BITTrue iff running on a 64bit JVM -
JRE_IS_MINIMUM_JAVA8
public static final boolean JRE_IS_MINIMUM_JAVA8 -
JRE_IS_MINIMUM_JAVA9
public static final boolean JRE_IS_MINIMUM_JAVA9 -
JRE_IS_MINIMUM_JAVA11
public static final boolean JRE_IS_MINIMUM_JAVA11
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Constructor Details
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Constants
private Constants()
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