4GL Conversion Overview

The conversion effort required creation of 4GL-to-Java conversion tool as it relates to the 4GL application code (see Figure 6.8). The 4GL COBOL is supported in the legacy environment with COBOL framework code. The “framework” level components were manually converted externally from the conversion tool. The automatic conversion generates code that references some of these components as defined in the 4GL Conversion Specification document developed by in-house software architects.

Figure 6.8. The 4G- to-Java transformation process.

The goal of the conversion tool is to take one or more 4GL source files as input and generate ...

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