org.apache.lucene.util
Class Constants

java.lang.Object
  org.apache.lucene.util.Constants

public final class Constants
extends Object

Some useful constants.

Field Summary

static boolean	JAVA_1_1 True iff this is Java version 1.1.
static boolean	JAVA_1_2 True iff this is Java version 1.2.
static boolean	JAVA_1_3 True iff this is Java version 1.3.
static String	JAVA_VENDOR
static String	JAVA_VERSION The value of System.getProperty("java.version").
static boolean	JRE_IS_64BIT
static boolean	LINUX True iff running on Linux.
static String	LUCENE_MAIN_VERSION
static String	LUCENE_VERSION
static String	OS_ARCH
static String	OS_NAME The value of System.getProperty("os.name").
static String	OS_VERSION
static boolean	SUN_OS True iff running on SunOS.
static boolean	WINDOWS True iff running on Windows.

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

JAVA_VERSION

public static final String JAVA_VERSION

The value of System.getProperty("java.version").

JAVA_1_1

public static final boolean JAVA_1_1

True iff this is Java version 1.1.

JAVA_1_2

public static final boolean JAVA_1_2

True iff this is Java version 1.2.

JAVA_1_3

public static final boolean JAVA_1_3

True iff this is Java version 1.3.

OS_NAME

public static final String OS_NAME

The value of System.getProperty("os.name").

LINUX

public static final boolean LINUX

True iff running on Linux.

WINDOWS

public static final boolean WINDOWS

True iff running on Windows.

SUN_OS

public static final boolean SUN_OS

True iff running on SunOS.

OS_ARCH

public static final String OS_ARCH

OS_VERSION

public static final String OS_VERSION

JAVA_VENDOR

public static final String JAVA_VENDOR

JRE_IS_64BIT

public static final boolean JRE_IS_64BIT

LUCENE_MAIN_VERSION

public static final String LUCENE_MAIN_VERSION

LUCENE_VERSION

public static final String LUCENE_VERSION