def testRocksdbAdapterGetMapValues(self):
rocksdb_adapter = RocksdbSortedKvAdapter(
options={"path": leveldbMapvaluesPath})
for i in range(10):
print("value of key:{} is: {}".format(
i, rocksdb_adapter.get(bytes(str(i), encoding='utf8'))))
rocksdb_adapter.close()
def test_check_result(self):
input_adapter = RocksdbSortedKvAdapter(options={'path': TestIo.result_path})
iterator = input_adapter.iteritems()
print("path:", TestIo.result_path)
for k, v in iterator:
print(k, v)
def test_write_batch(self):
path_prefix = TestIo._name_prefix
for p in range(4):
adapter = RocksdbSortedKvAdapter(options={'path': f'{path_prefix}/{p}'})
writebatch = adapter.new_batch()
for i in range(10):
target = str(i).encode()
writebatch.put(b'k' + target, b'v' + target)
writebatch.close()
adapter.close()
def testRocksdbAdapterPut(self):
rocksdb_adapter = RocksdbSortedKvAdapter(options={"path": leveldbPath})
for i in range(10):
rocksdb_adapter.put(bytes(str(i), encoding='utf8'),
bytes("a", encoding='utf8'))
print("finish put")
for i in range(10):
print("value of key:{} is: {}".format(
i, rocksdb_adapter.get(bytes(str(i), encoding='utf8'))))
#must call close, otherwise will not put sucessfully
rocksdb_adapter.close()
def testRocksdbIterator(self):
rocksdb_adapter = RocksdbSortedKvAdapter(options={"path": leveldbPath})
rocksdb_iterator = rocksdb_adapter.iteritems()
for k, v in rocksdb_iterator:
print("iterate table of key:{} value: {}".format(k, v))
rocksdb_adapter.close()