Legacy Source Code Translation Engine for Cloud Migration

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Solution Overview

Problem

Legacy systems are costly and inefficient in handling large data volumes and analytics, requiring expensive infrastructure maintenance and manual data migration processes, which are time-consuming and prone to errors when transitioning to cloud-based solutions.

Innovation Solution

A system and method utilizing a source code translation engine to convert legacy source code into cloud-native code by constructing an abstract syntax tree, identifying patterns, and translating tokens into a cloud-native abstract syntax tree, minimizing human intervention and reducing migration duration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If manual translation of legacy code to cloud native code is performed, then translation accuracy can be maintained, but migration time and cost increase significantly

Engineering Contradiction:
Improvetranslation accuracyVSAvoidmigration time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent replaces manual mechanical translation processes with an automated computer-based translation system. The system uses abstract syntax trees, pattern matching algorithms, and rule-based transformation to automatically convert legacy code into cloud native code, eliminating the need for manual line-by-line translation while maintaining accuracy through structured parsing and validation mechanisms.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The translation system performs self-service by automatically analyzing legacy code structure, generating abstract syntax trees, identifying translation patterns, and producing cloud native code without requiring continuous human intervention. The system includes built-in validation and error handling that enable it to autonomously manage the translation process.

Inventive Principle:
Principle #25Self-service

2Productivity

If automated translation system is implemented, then migration speed increases, but system complexity increases

Engineering Contradiction:
Improvemigration speedVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The translation system is segmented into distinct functional modules: legacy code parser, abstract syntax tree generator, pattern identifier, translation rule engine, and cloud native code generator. Each module handles a specific aspect of the translation process, making the overall complex system manageable through modular architecture where each component can be developed, tested, and maintained independently.

Inventive Principle:
Principle #1Segmentation

3Reliability

If legacy systems are maintained with manual processes, then control over translation quality is maintained, but labor costs and time consumption increase

Engineering Contradiction:
Improvetranslation quality controlVSAvoidmigration efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The translation system incorporates feedback mechanisms that validate translated code against predefined rules and patterns. The system includes error detection, validation against cloud platform requirements, and the ability to identify and report translation issues, ensuring that automated translation maintains quality standards comparable to manual review while significantly improving migration efficiency.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11061652B1System and a method for moving legacy applications to cloud
Publication Date: 2021.07.13 COGNIZANT TECH SOLUTIONS INDIA PVT LTD
  • US11061652B1 patent drawing
  • US11061652B1 patent drawing
  • US11061652B1 patent drawing

AI summary

The present invention provides for a system and a method for translating a legacy source code to a cloud native code. The present invention provides for receiving a source code and deriving a plurality of queries from the source code and the queries comprise a plurality of tokens. The present invention provides for constructing an abstract syntax tree in the form of a data structure from the tokens. The present invention provides for traversing the abstract syntax tree, the identified pattern, the scope table and the syntax table for translation of the tokens of the abstract syntax tree into new tokens stored in the form of a cloud native abstract syntax tree. The present invention provides for concatenating the new tokens stored in the cloud native abstract syntax tree to generate a translated cloud native code to be hosted on a cloud platform.