utils
Class NativeLibraryManager

java.lang.Object
  utils.NativeLibraryManager

public class NativeLibraryManager
extends java.lang.Object

User: lyon Date: Jul 21, 2006 Time: 8:36:59 AM Copyright DocJava, Inc. 2005.

Constructor Summary

NativeLibraryManager(NativeLibraryBean nlb)

Method Summary

static void	appendJavaLibraryPath(java.io.File path) Append directories to the path if you want System.loadlib to find it.
static void	appendNativeLibraryDirectory() Append the native library directory to the java.library.path, using my byte code hack.
static void	appendPath(java.lang.String pathname)
static void	fixDriver(java.net.URL resourceUrl, java.lang.String nativeLibraryName)
static java.lang.String	getLibraryPath()
static java.lang.String[]	getLibraryPaths()
static java.io.File[]	getNativeFilesInLibraryDirectory()
static NativeLibraryBean	getNativeLibraryBeanFromFile(java.lang.String libraryName)
static java.io.File	getNativeLibraryDirectory() Store all the native libraries in the ~/.nativeLibrary directory
static java.io.File	getNativeLibraryFile(java.lang.String nativeLibraryName)
static java.lang.String	getPathToLib(java.lang.String libName)
static boolean	isItTimeToBeamOverTheLibrary(java.lang.String nativeLibraryName, java.net.URL resourceUrl)
static boolean	isLibLoadable(java.lang.String libraryName) MultiLoader loads from standard locations first, then checks /home/lyon/.nativeLibraries
static boolean	isStandardLibLoadable(java.lang.String libName) Test to see if you can load this library
void	loadLibrary()
static void	loadLibrary(java.lang.String libraryName)
static void	loadRxtx()
static void	main(java.lang.String[] args)
static java.lang.String	mapLibraryName(java.lang.String s)
static void	pathHack()
static void	print(java.lang.String[] libraryPaths)
static void	printLibraryPaths()
static void	printStandardPaths()
static void	promptUserToLocateLibrary(java.lang.String libraryName)
static void	reportLibNotFindableAndDie(java.lang.String libraryName)
static void	testMapLibName()
static java.io.File[]	testPrintNativeFiles()

Methods inherited from class java.lang.Object

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

Constructor Detail

NativeLibraryManager

public NativeLibraryManager(NativeLibraryBean nlb)

Method Detail

printStandardPaths

public static void printStandardPaths()

reportLibNotFindableAndDie

public static void reportLibNotFindableAndDie(java.lang.String libraryName)

appendPath

public static void appendPath(java.lang.String pathname)
                       throws java.lang.SecurityException,
                              java.lang.NoSuchFieldException,
                              java.lang.IllegalArgumentException,
                              java.lang.IllegalAccessException

Throws:

java.lang.SecurityException

java.lang.NoSuchFieldException

java.lang.IllegalArgumentException

java.lang.IllegalAccessException

loadRxtx

public static void loadRxtx()

loadLibrary

public static void loadLibrary(java.lang.String libraryName)
                        throws java.io.IOException

Throws:

java.io.IOException

loadLibrary

public void loadLibrary()
                 throws java.io.IOException

Throws:

java.io.IOException

getLibraryPath

public static java.lang.String getLibraryPath()

getLibraryPaths

public static java.lang.String[] getLibraryPaths()

pathHack

public static void pathHack()
                     throws java.lang.NoSuchFieldException,
                            java.lang.IllegalAccessException

Throws:

java.lang.NoSuchFieldException

java.lang.IllegalAccessException

mapLibraryName

public static java.lang.String mapLibraryName(java.lang.String s)

printLibraryPaths

public static void printLibraryPaths()

print

public static void print(java.lang.String[] libraryPaths)

getPathToLib

public static java.lang.String getPathToLib(java.lang.String libName)

testMapLibName

public static void testMapLibName()

getNativeLibraryBeanFromFile

public static NativeLibraryBean getNativeLibraryBeanFromFile(java.lang.String libraryName)

promptUserToLocateLibrary

public static void promptUserToLocateLibrary(java.lang.String libraryName)

getNativeLibraryDirectory

public static java.io.File getNativeLibraryDirectory()

Store all the native libraries in the ~/.nativeLibrary directory

Returns:

a directory in the user home. Every user can have their own native lib.

getNativeFilesInLibraryDirectory

public static java.io.File[] getNativeFilesInLibraryDirectory()

getNativeLibraryFile

public static java.io.File getNativeLibraryFile(java.lang.String nativeLibraryName)

appendJavaLibraryPath

public static void appendJavaLibraryPath(java.io.File path)

Append directories to the path if you want System.loadlib to find it.

Parameters:

path -

fixDriver

public static void fixDriver(java.net.URL resourceUrl,
                             java.lang.String nativeLibraryName)
                      throws java.io.IOException

Throws:

java.io.IOException

isItTimeToBeamOverTheLibrary

public static boolean isItTimeToBeamOverTheLibrary(java.lang.String nativeLibraryName,
                                                   java.net.URL resourceUrl)
                                            throws java.io.IOException

Throws:

java.io.IOException

appendNativeLibraryDirectory

public static void appendNativeLibraryDirectory()

Append the native library directory to the java.library.path, using my byte code hack.

isStandardLibLoadable

public static boolean isStandardLibLoadable(java.lang.String libName)

Test to see if you can load this library

Parameters:

libName - to load

Returns:

true if loadable and loaded

testPrintNativeFiles

public static java.io.File[] testPrintNativeFiles()

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException

Throws:

java.io.IOException

isLibLoadable

public static boolean isLibLoadable(java.lang.String libraryName)

MultiLoader loads from standard locations first, then checks /home/lyon/.nativeLibraries

Parameters:

libraryName - normalized libraryName

Returns:

true if loaded