Class Library

java.lang.Object

io.netty.internal.tcnative.Library

public final class Library
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
private static Library	_instance
private static final String[]	NAMES
private static final String	PROVIDED

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Library()
private	Library(String libraryName)

Method Summary

Modifier and Type	Method	Description
private static boolean	aprHasThreads()
private static int	aprMajorVersion()
private static String	aprVersionString()
private static String	calculatePackagePrefix()	The shading prefix added to this class's full name.
static boolean	initialize()	Calls initialize(String, String) with "provided" and null.
static boolean	initialize(String libraryName, String engine)	Setup native library.
private static boolean	initialize0()
private static void	loadLibrary(String libraryName)
private static void	tryLoadClass(ClassLoader classLoader, String className)
private static void	tryLoadClasses(ClassLoader classLoader, Class<?>... classes)	Preload the given classes and so ensure the ClassLoader has these loaded after this method call.

Methods inherited from class Object

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

Field Details

NAMES

private static final String[] NAMES

PROVIDED

private static final String PROVIDED

See Also:

• Constant Field Values

_instance

private static Library _instance

Constructor Details

Library

private Library()
         throws Exception

Throws:

Exception

Library

private Library(String libraryName)

Method Details

tryLoadClasses

private static void tryLoadClasses(ClassLoader classLoader,
 Class<?>... classes)

Preload the given classes and so ensure the ClassLoader has these loaded after this method call.

Parameters:

classLoader - the ClassLoader

classes - the classes to load.

tryLoadClass

private static void tryLoadClass(ClassLoader classLoader,
 String className)

loadLibrary

private static void loadLibrary(String libraryName)

calculatePackagePrefix

private static String calculatePackagePrefix()

The shading prefix added to this class's full name.

Throws:

UnsatisfiedLinkError - if the shader used something other than a prefix

initialize0

private static boolean initialize0()

aprHasThreads

private static boolean aprHasThreads()

aprMajorVersion

private static int aprMajorVersion()

aprVersionString

private static String aprVersionString()

initialize

public static boolean initialize()
                          throws Exception

Calls initialize(String, String) with "provided" and null.

Returns:

true if initialization was successful

Throws:

Exception - if an error happens during initialization

initialize

public static boolean initialize(String libraryName,
 String engine)
                          throws Exception

Setup native library. This is the first method that must be called!

Parameters:

libraryName - the name of the library to load

engine - Support for external a Crypto Device ("engine"), usually

Returns:

true if initialization was successful

Throws:

Exception - if an error happens during initialization