* Subclasses implement the actual upgrade logic in doApply().
     */
    @Override
    public final UpgradeResult apply(UpgradeContext context, Map<Path, Document> pomMap) {
        context.info(getDescription());
        context.indent();

        try {
            UpgradeResult result = doApply(context, pomMap);

            // Log summary
            logSummary(context, result);

            return result;

        }

        return false;
    }

    /**
     * Gets a description of what this strategy does.
     *
     * @return a human-readable description of the strategy
     */
    String getDescription();

        if (message == null || message.isEmpty()) {
            return String.format("[%s] %s", errorCode.name(), errorCode.getDescription());
        }
        return String.format("[%s] %s: %s", errorCode.name(), errorCode.getDescription(), message);
    }

    private String extractOperationName() {
        StackTraceElement[] stack = Thread.currentThread().getStackTrace();

        setupEpg(_epgMap, et -> ((FileConfig) et).getDepth(), (et, vl) -> ((FileConfig) et).setDepth(DfTypeUtil.toInteger(vl)), "depth");
        setupEpg(_epgMap, et -> ((FileConfig) et).getDescription(), (et, vl) -> ((FileConfig) et).setDescription(DfTypeUtil.toString(vl)),
                "description");
        setupEpg(_epgMap, et -> ((FileConfig) et).getExcludedDocPaths(),

                "createdTime");
        setupEpg(_epgMap, et -> ((DataConfig) et).getDescription(), (et, vl) -> ((DataConfig) et).setDescription(DfTypeUtil.toString(vl)),
                "description");
        setupEpg(_epgMap, et -> ((DataConfig) et).getHandlerName(), (et, vl) -> ((DataConfig) et).setHandlerName(DfTypeUtil.toString(vl)),

        setupEpg(_epgMap, et -> ((WebConfig) et).getDepth(), (et, vl) -> ((WebConfig) et).setDepth(DfTypeUtil.toInteger(vl)), "depth");
        setupEpg(_epgMap, et -> ((WebConfig) et).getDescription(), (et, vl) -> ((WebConfig) et).setDescription(DfTypeUtil.toString(vl)),
                "description");
        setupEpg(_epgMap, et -> ((WebConfig) et).getExcludedDocUrls(),

        // Only applicable if we're not staying at 4.0.0
        return !MODEL_VERSION_4_0_0.equals(targetModel);
    }

    @Override
    public String getDescription() {
        return "Upgrading POM model version";
    }

    @Override
    public UpgradeResult doApply(UpgradeContext context, Map<Path, Document> pomMap) {

                }
                boolean error = false;
                if (option.getDeprecated().getDescription() != null) {
                    sb.append(": ").append(option.getDeprecated().getDescription());
                    error = option.getDeprecated().getDescription().startsWith("UNSUPPORTED:");
                }
                if (error) {
                    slf4jLogger.error(sb.toString());

        stage: Stage,
        testCoverage: TestCoverage,
        bucketIndex: Int,
    ): FunctionalTest

    fun getName(testCoverage: TestCoverage): String = throw UnsupportedOperationException()

    fun getDescription(testCoverage: TestCoverage): String = throw UnsupportedOperationException()
}

data class GradleSubproject(
    val name: String,
    val path: String,
    val unitTests: Boolean = true,

        if (options.model().isPresent()) {
            return options.model().get();
        }

        return false;
    }

    @Override
    public String getDescription() {
        return "Applying Maven 4 compatibility fixes";
    }

    @Override
    public UpgradeResult doApply(UpgradeContext context, Map<Path, Document> pomMap) {