Integration Tech.

 Few things to know about streams: Stream is an abstraction that either produces or consumes information. A stream is linked to a physical device. Java performs I/O using steams.  Types of Streams: Byte Streams - For reading or writing binary data - which means all the data types in the world. Character Streams - For handling input and output of characters. In some cases, character streams are more efficient. Refer to the below summary:

With the increase in API technology's popularity 3rd party solutions are developing the ABAP packages and shipping them with the product license to enable seamless integration of their solution with SAP ECC. Recently I got an opportunity to work on a similar design I had to use a Webservice connection to connect ECC to SAP PI for SOVOS Tax Compliance solution integration with ECC. Below are the configuration steps that I performed using T-Code - SOAMANGER.  The ABAP package is available on the SOAMANGER homepage, I had to filter the Consumer Proxy with the specific name for this integration.  ECC configuration steps: