Method add

src/objectSampler.cpp:64–95

    }

    void add(JNIEnv* jni, jobject object, jlong size, u64 trace) {
        if (_full) {
            return;
        }

        jweak wobject = jni->NewWeakGlobalRef(object);
        if (wobject == NULL) {
            return;
        }

        if (_lock.tryLock()) {
            u32 start = (((uintptr_t)object >> 4) * 31 + ((uintptr_t)jni >> 4) + trace) & (MAX_REFS - 1);
            u32 i = start;
            do {
                jweak w = _refs[i];
                if (w == NULL || collected(w)) {
                    if (w != NULL) jni->DeleteWeakGlobalRef(w);
                    _refs[i] = wobject;
                    _values[i].size = size;
                    _values[i].trace = trace;
                    _values[i].time = TSC::ticks();
                    _lock.unlock();
                    return;
                }
            } while ((i = (i + 1) & (MAX_REFS - 1)) != start);

            _full = true;
            _lock.unlock();
        }

        jni->DeleteWeakGlobalRef(wobject);
    }

    void dump(JNIEnv* jni) {
        _lock.lock();