Method to close a current JSON object in the stream.
@throws IOException Thrown if an IO error occurs on the underlying writer.
@throws IllegalStateException Thrown if the writer position is not inside an object, or if the object has a key placed, but no value.
@return A reference to this writer.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.