org.elasticsearch.bootstrap

Class BootstrapInfo

java.lang.Object

org.elasticsearch.bootstrap.BootstrapInfo

public final class BootstrapInfo
extends java.lang.Object

Exposes system startup information

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	UNTRUSTED_CODEBASE codebase location for untrusted scripts (provide some additional safety)

Method Summary

Modifier and Type	Method and Description
static java.util.Dictionary<java.lang.Object,java.lang.Object>	getSystemProperties() Returns a read-only view of all system properties
static void	init()
static boolean	isMemoryLocked() Returns true if we were able to lock the process's address space.
static boolean	isNativesAvailable() Returns true if we successfully loaded native libraries.
static boolean	isSystemCallFilterInstalled() Returns true if system call filter is installed (supported systems only)

Methods inherited from class java.lang.Object

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

Field Detail

UNTRUSTED_CODEBASE

public static final java.lang.String UNTRUSTED_CODEBASE

codebase location for untrusted scripts (provide some additional safety)

This is not a full URL, just a path.

See Also:

Constant Field Values

Method Detail

isNativesAvailable

public static boolean isNativesAvailable()

Returns true if we successfully loaded native libraries.

If this returns false, then native operations such as locking memory did not work.

isMemoryLocked

public static boolean isMemoryLocked()

Returns true if we were able to lock the process's address space.

isSystemCallFilterInstalled

public static boolean isSystemCallFilterInstalled()

Returns true if system call filter is installed (supported systems only)

getSystemProperties

public static java.util.Dictionary<java.lang.Object,java.lang.Object> getSystemProperties()

Returns a read-only view of all system properties

init

public static void init()