static void * trygo( void * arg) {
lladdIterator_t * it = (lladdIterator_t *) arg;
pthread_mutex_lock(&mutex);
pthread_mutex_unlock(&mutex);
int itRet = 0;
assert(it->type >= 0 && it->type < MAX_ITERATOR_TYPES);
while((itRet = Titerator_tryNext(-1, it))) {
assert(it->type >= 0 && it->type < MAX_ITERATOR_TYPES);
byte * key, * value;
int keySize, valueSize;
keySize = Titerator_key (-1, it, &key);
valueSize = Titerator_value(-1, it, &value);
assert(keySize == sizeof(lsn_t));
LogEntry * e = (LogEntry*)value;
linearHash_remove_arg * arg = (linearHash_remove_arg*)stasis_log_entry_update_args_ptr(e);
assert(arg->keySize == sizeof(lsn_t));
assert(arg->valueSize == sizeof(char));
lsn_t i = *(lsn_t*)(arg+1);
array[i]++;
assert(*(lsn_t*)key == i);
assert(array[i] == 1);
Titerator_tupleDone(-1, it);
}
return NULL;
}
/** Take two iterators, and make sure they represent the same set. */
static void iterator_test(int xid,
lladdIterator_t * reference_impl,
lladdIterator_t * tested_impl) {
pblHashTable_t * hash = pblHtCreate();
int numEntries = 0;
while(Titerator_next(xid, reference_impl)) {
int keySize, valSize;
byte *key, *val, *valScratch;
keySize = Titerator_key(xid, reference_impl, &key);
valSize = Titerator_value(xid, reference_impl, &valScratch);
val = stasis_malloc(valSize, byte);
memcpy(val, valScratch, valSize); // pblHtInsert stores values a pointers to application managed memory.
pblHtInsert(hash, key, keySize, val);
numEntries ++;
}
while(Titerator_next(xid, tested_impl)) {
numEntries --;
int keySize, valSize;
byte *key, *val, *valScratch;
keySize = Titerator_key(xid, tested_impl, &key);
valSize = Titerator_value(xid, tested_impl, &valScratch);
val = pblHtLookup(hash, key, keySize);
assert(val);
assert(!memcmp(val, valScratch, valSize));
free(val);
pblHtRemove(hash, key, keySize);
}
assert(!numEntries);
}
JNIEXPORT jbyteArray JNICALL Java_stasis_jni_Stasis_iterator_1key
(JNIEnv *e, jclass c, jlong xid, jbyteArray jbait) {
size_t sz;
lladdIterator_t** it = (lladdIterator_t**)bytes_jbyteArray(e,jbait,&sz);
byte * key;
sz = Titerator_key(xid, *it, &key);
return jbyteArray_bytes(e,key,sz);
}
