public TreeVisitor getVisitor()

in camel-upgrade-recipes/src/main/java/org/apache/camel/upgrade/SetupJavaUpgradeJavaVersion.java [48:83]

30 lines of code
5 McCabe index (conditional complexity)


    public TreeVisitor<?, ExecutionContext> getVisitor() {
        return Preconditions.check(
                new FindSourceFiles(".github/workflows/*.yml"),
                new YamlVisitor<>() {
                    @Override
                    public Yaml visitMappingEntry(Yaml.Mapping.Entry entry, ExecutionContext ctx) {
                        if (!javaVersion.matches(getCursor())) {
                            return super.visitMappingEntry(entry, ctx);
                        }

                        Yaml.Scalar currentValue = (Yaml.Scalar) entry.getValue();

                        // specific versions are allowed by `actions/setup-java`
                        Matcher matcher = javaVersionPattern.matcher(currentValue.getValue());
                        if (!matcher.matches()) {
                            return super.visitMappingEntry(entry, ctx);
                        }

                        int currentMajorVersion;
                        try {
                            currentMajorVersion = Integer.parseInt(matcher.group(1));
                        } catch (NumberFormatException ex) {
                            return super.visitMappingEntry(entry, ctx);
                        }

                        if (currentMajorVersion >= minimumJavaMajorVersion) {
                            return super.visitMappingEntry(entry, ctx);
                        }

                        return super.visitMappingEntry(
                                entry.withValue(currentValue.withValue(String.valueOf(minimumJavaMajorVersion))),
                                ctx
                        );
                    }
                });
    }