public static String toStringAllLibraries() {
StringBuilder b = new StringBuilder();
for (JNILibrary lib : cache.values()) {
b.append(lib.toString()).append("\n");
}
return b.toString();
}
/**
* Find symbol.
*
* @param m the m
* @return the jNI symbol
*/
public static JNISymbol findSymbol(Method m) {
for (JNILibrary lib : cache.values()) {
JNISymbol sym = lib.getSymbol(m);
if (sym != null) {
return sym;
}
}
return null;
}
/**
* Register.
*
* @param natives the natives
* @param jni the jni
* @param preload the preload
*/
public static void register(String[] natives, String[] jni, Class<?>[] preload) {
/*
* Load JNI libraries. These libraries have definitions for our class
* methods marked with native modifier. JNI libraries are loaded using
* System.loadLibrary() call.
*/
for (String name : jni) {
JNILibrary.loadLibrary(name);
}
/*
* Load 3rd party, external native raw libraries. These libraries are opened
* using dlopen call, and not loaded like JNI libraries. They are typically
* loaded as a dependency to one of the JNI libraries, but not necessarily.
* Any native library can be opened this way.
*/
for (String name : natives) {
NativeLibrary.loadLibrary(name);
}
/*
* Pre-load a list of classes. This forces each class to be loaded and
* initialized. It also allows each of those classes to register themselves
* and initialize their own libraries.
*/
for (Class<?> clazz : preload) {
try {
Class.forName(clazz.getCanonicalName());
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
}
}
/**
* Register native methods.
*
* @param defaultApi the default api
* @param methods the methods
* @return true, if successful
*/
public static boolean registerNativeMethods(String defaultApi, Method[] methods) {
methods = filterAllNativeMethods(methods);
for (Method method : methods) {
JNILibrary.findSymbol(method);
}
return true;
}
/**
* Open.
*
* @param name the name
* @return the jNI library
*/
public static JNILibrary open(String name) {
return JNILibrary.loadLibrary(name);
}
