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• UnderScoreUtils.java

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net.java.ao.schema.UnderScoreUtils Maven / Gradle / Ivy

package net.java.ao.schema;

import java.util.regex.Pattern;

final class UnderScoreUtils {
    private static final Pattern WORD_PATTERN = Pattern.compile("([a-z\\d])([A-Z])");

    private UnderScoreUtils() {
    }

    static String camelCaseToUnderScore(String s) {
        return WORD_PATTERN.matcher(s).replaceAll("$1_$2");
    }
}