Reading; Processing; Writing; For example, you might open a data file in CSV format, perform some processing on the data in the file, and then write the data to a database.

The open source community has created many open source Java projects, ... JExcelAPI’s jexcelapi home directory contains a jxl.jar file that contains demos for reading, writing, ...

The Java input/output (I/O) facilities provide a simple, standardized API for reading and writing character and byte data from various data sources. This article explores the I/O classes ...