void unpinArrays() {
		// check if no real array arguments and if so, unpin our dummyArray 
		if (arrayBufs.size() == 0) {
			okraContextHolder->dummyArrayBuf->unpinCommit(jenv);
		}
		else {
			for (int i=0; i<arrayBufs.size(); i++) {
				ArrayBuffer *arrayBuffer = arrayBufs.at(i);
				arrayBuffer->unpinCommit(jenv);
			}
		}
	}