JPATransformer.java 文件源码

boolean register(Bundle b, ClassTransformer ctf) {
    LOGGER.info("register transformer {} on bundle {}", ctf, b);
    if (ctf == null) {
        ctf = DUMMY_TRANSFORMER;
    }
    synchronized (transformers) {
        List<ClassTransformer> list = transformers.get(b);
        if (list == null) {
            list = new ArrayList<>();
            transformers.put(b, list);
        }
        list.add(ctf);
        return true;
    }
}