J2C Tools include two Importers, one for the C language and one for COBOL.
IMS™ or CICS® ECI transactions are often written in COBOL or C. If you are coding Java™ applications to access these transactions via J2C resource adapters, the Java application will need to serialize values from Java to the COBOL or C byte buffer that the IMS or CICS program expects. The C Importer and the COBOL Importer are tools that deliver this data mapping. Once you import a C or COBOL file into your project, you can work with this data as you would with any data construct.
Preferences for the Importers can be selected in two ways: