boon/src/main/java/org/boon/Str.java
public static String camelCase( String inStr, boolean upper ) {
        char[] in = FastStringUtils.toCharArray(inStr);
        char[] out = Chr.camelCase( in, upper );
        return FastStringUtils.noCopyStringFromChars( out );
    }
public static String camelCase( String inStr, boolean upper ) {
        char[] in = FastStringUtils.toCharArray(inStr);
        char[] out = Chr.camelCase( in, upper );
        return FastStringUtils.noCopyStringFromChars( out );
    }
Convert to camel case and pass upper or lower
@param inStr string to convert
@param upper upper flag
@return new string