NameFormatUtils.java

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//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package org.apache.doris.common;

import com.google.common.base.CaseFormat;
import org.apache.commons.lang3.StringUtils;

public class NameFormatUtils {
    /**
     * Normalize the name to lower underscore style, return default name if the name is empty.
     */
    public static String normalizeName(String name, String defaultName) {
        if (StringUtils.isEmpty(name)) {
            return defaultName;
        }
        if (name.contains("$")) {
            name = name.replace("$", "_");
        }
        return CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_UNDERSCORE, name);
    }
}