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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _getJavaStorageLevel(self, storageLevel):
 """ Returns a Java StorageLevel based on a pyspark.StorageLevel. """

        if not isinstance(storageLevel, StorageLevel):
            raise Exception("storageLevel must be of type pyspark.StorageLevel")

        newStorageLevel = self._jvm.org.apache.spark.storage.StorageLevel
        return newStorageLevel(storageLevel.useDisk,
                               storageLevel.useMemory,
                               storageLevel.useOffHeap,
                               storageLevel.deserialized,
                               storageLevel.replication)