NativeUtils Class Reference

A simple library class which helps with loading dynamic libraries stored in the JAR archive. More...

Static Public Member Functions
static void	loadLibraryFromJar (String path) throws IOException
	Loads library from current JAR archive. More...

Detailed Description

A simple library class which helps with loading dynamic libraries stored in the JAR archive.

These libraries usually contain implementation of some methods in native code (using JNI - Java Native Interface).

See also

http://adamheinrich.com/blog/2012/how-to-load-native-jni-library-from-jar

https://github.com/adamheinrich/native-utils

Member Function Documentation

loadLibraryFromJar()

static void loadLibraryFromJar ( String  path ) throws IOException

static

Loads library from current JAR archive.

The file from JAR is copied into system temporary directory and then loaded. The temporary file is deleted after exiting. Method uses String as filename because the pathname is "abstract", not system-dependent.

Parameters

path	The absolute path to the filename inside JAR (beginning with '/'), e.g. /package/File.ext

Exceptions

IOException	If temporary file creation or read/write operation fails
IllegalArgumentException	If source file (param path) does not exist
IllegalArgumentException	If the path is not absolute or if the filename is shorter than three characters (restriction of {

See also

File::createTempFile(java.lang.String, java.lang.String)}).

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The documentation for this class was generated from the following file:

• NativeUtils.java