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Nepxion Discovery is a solution for Spring Cloud with blue green, gray, weight, limitation, circuit breaker, degrade, isolation, monitor, tracing, dye, failover, async agent

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package com.nepxion.discovery.common.util;

/**
 * Title: Nepxion Discovery
 * Description: Nepxion Discovery
 * Copyright: Copyright (c) 2017-2050
 * Company: Nepxion
 * @author Haojun Ren
 * @version 1.0
 */

import java.util.Arrays;
import java.util.List;

import org.apache.commons.io.FileUtils;
import org.apache.commons.lang3.StringUtils;

public class StringUtil {
    public static List splitToList(String value, String separate) {
        if (StringUtils.isEmpty(value)) {
            return null;
        }

        String[] valueArray = StringUtils.split(value, separate);

        return Arrays.asList(valueArray);
    }

    public static String simulateText(String value, int size, String padValue) {
        return StringUtils.rightPad(value, size, padValue);
    }

    public static String simulateText(int size) {
        return simulateText("10", size, "10");
    }

    public static String toDisplaySize(String value) {
        return FileUtils.byteCountToDisplaySize(value.length());
    }

    public static int count(String text, String keyText) {
        if (StringUtils.isEmpty(text) || StringUtils.isEmpty(keyText)) {
            return -1;
        }

        int count = 0;
        while (text.indexOf(keyText) != -1) {
            text = text.substring(text.indexOf(keyText) + 1, text.length());
            count++;
        }

        return count;
    }
}