Package com.aparapi.natives.util
Class NativeUtils
- java.lang.Object
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- com.aparapi.natives.util.NativeUtils
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public class NativeUtils extends java.lang.Object
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).
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Constructor Summary
Constructors Modifier Constructor Description private
NativeUtils()
Private constructor - this class will never be instanced
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static void
loadLibraryFromJar(java.lang.String path, java.lang.String libraryTargetFileName)
Loads library from current JAR archive The file from JAR is copied into system temporary directory and then loaded.
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Method Detail
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loadLibraryFromJar
public static void loadLibraryFromJar(java.lang.String path, java.lang.String libraryTargetFileName) throws java.io.IOException
Loads library from current JAR archive The file from JAR is copied into system temporary directory and then loaded. The temporary file and folder are deleted after exiting. Method uses String as filename because the pathname is "abstract", not system-dependent.- Parameters:
path
- The path of file inside JAR as absolute path (beginning with '/'), e.g. /package/File.ext- Throws:
java.io.IOException
- If temporary file creation or read/write operation failsjava.lang.IllegalArgumentException
- If source file (param path) does not existjava.lang.IllegalArgumentException
- If the path is not absolute or if the filename is shorter than three characters (restriction of @see File#createTempFile(java.lang.String, java.lang.String)).
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