// For complete examples and data files, please go to https://github.com/groupdocs-comparison/GroupDocs.Comparison-for-Java
String sourcePath = Utilities.sourcePath + sourceFile;
String targetPath = Utilities.targetPath + targetFile;
Comparer comparer = new Comparer();
ICompareResult result = comparer.compare(sourcePath, targetPath, new ComparisonSettings());
result.saveDocument(Utilities.outputFileName(extension));