setupEpg(_epgMap, et -> ((FileConfig) et).getSortOrder(), (et, vl) -> ((FileConfig) et).setSortOrder(DfTypeUtil.toInteger(vl)),
                "sortOrder");
        setupEpg(_epgMap, et -> ((FileConfig) et).getTimeToLive(), (et, vl) -> ((FileConfig) et).setTimeToLive(DfTypeUtil.toInteger(vl)),
                "timeToLive");

                "numOfThread");
        setupEpg(_epgMap, et -> ((WebConfig) et).getPermissions(), (et, vl) -> ((WebConfig) et).setPermissions((String[]) vl),
                "permissions");
        setupEpg(_epgMap, et -> ((WebConfig) et).getSortOrder(), (et, vl) -> ((WebConfig) et).setSortOrder(DfTypeUtil.toInteger(vl)),
                "sortOrder");

		return ""
	}
}

// toLowerString - safely convert interface to lower string
func toLowerString(val any) string {
	return strings.ToLower(toString(val))
}

// toInteger _ Safely convert interface to integer without causing panic.
func toInteger(val any) (int64, error) {
	switch v := val.(type) {
	case float64:
		return int64(v), nil
	case int64:
		return v, nil
	case int:
		return int64(v), nil
	case string:

        setupEpg(_epgMap, et -> ((BoostDocumentRule) et).getSortOrder(),
                (et, vl) -> ((BoostDocumentRule) et).setSortOrder(DfTypeUtil.toInteger(vl)), "sortOrder");
        setupEpg(_epgMap, et -> ((BoostDocumentRule) et).getUpdatedBy(),
                (et, vl) -> ((BoostDocumentRule) et).setUpdatedBy(DfTypeUtil.toString(vl)), "updatedBy");

                if (v.length == 1) {
                    final int x = DfTypeUtil.toInteger(v[0].trim());
                    return new Pair<>(x, x);
                }
                if (v.length == 2) {
                    final int x = DfTypeUtil.toInteger(v[0].trim());
                    final int y = DfTypeUtil.toInteger(v[1].trim());
                    return new Pair<>(x, y);
                }

```

### Type Conversion
```java
import org.codelibs.core.convert.*;

// Safe type conversions with null handling
Integer value = IntegerConversionUtil.toInteger("123");        // Returns 123
Integer nullValue = IntegerConversionUtil.toInteger(null);     // Returns null
Boolean flag = BooleanConversionUtil.toBoolean("true");        // Returns true
Date date = DateConversionUtil.toDate("2023-12-25", "yyyy-MM-dd");

                "configId");
        setupEpg(_epgMap, et -> ((FailureUrl) et).getErrorCount(), (et, vl) -> ((FailureUrl) et).setErrorCount(DfTypeUtil.toInteger(vl)),
                "errorCount");
        setupEpg(_epgMap, et -> ((FailureUrl) et).getErrorLog(), (et, vl) -> ((FailureUrl) et).setErrorLog(DfTypeUtil.toString(vl)),
                "errorLog");

        setupEpg(_epgMap, et -> ((RelatedContent) et).getSortOrder(),
                (et, vl) -> ((RelatedContent) et).setSortOrder(DfTypeUtil.toInteger(vl)), "sortOrder");
        setupEpg(_epgMap, et -> ((RelatedContent) et).getTerm(), (et, vl) -> ((RelatedContent) et).setTerm(DfTypeUtil.toString(vl)),
                "term");

                "createdTime");
        setupEpg(_epgMap, et -> ((KeyMatch) et).getMaxSize(), (et, vl) -> ((KeyMatch) et).setMaxSize(DfTypeUtil.toInteger(vl)), "maxSize");
        setupEpg(_epgMap, et -> ((KeyMatch) et).getQuery(), (et, vl) -> ((KeyMatch) et).setQuery(DfTypeUtil.toString(vl)), "query");

        setupEpg(_epgMap, et -> ((DuplicateHost) et).getSortOrder(),
                (et, vl) -> ((DuplicateHost) et).setSortOrder(DfTypeUtil.toInteger(vl)), "sortOrder");
        setupEpg(_epgMap, et -> ((DuplicateHost) et).getUpdatedBy(), (et, vl) -> ((DuplicateHost) et).setUpdatedBy(DfTypeUtil.toString(vl)),
                "updatedBy");