Introduction - If you have any usage issues, please Google them yourself
JAVA characteristics of its cross-platform very popular, and because it is the purpose of cross-platform, making it the local machine to become small internal contact, the functions of its binding. JAVA solution on the local operation is a method of JNI. JAVA through JNI to call native methods, and the local method is based on the form of library files stored (in the WINDOWS platform are on the form of DLL files, in the UNIX machines are SO on the form of a document). By calling the local library file internal methods, so that JAVA and local machine can achieve close contact, call the system-level methods of the interface.