package com.iplatform.base.util;
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import com.walker.infrastructure.utils.StringUtils;
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import java.util.ArrayList;
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import java.util.List;
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public class TextUtils {
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public static List<Long> stringToLongArrayByRegex(String str, String regex) {
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List<Long> list = new ArrayList<>(8);
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if (str.contains(regex)) {
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String[] split = str.split(regex);
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for (String value : split) {
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if (StringUtils.isNotEmpty(value)) {
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list.add(Long.parseLong(value.trim()));
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}
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}
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} else {
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list.add(Long.parseLong(str));
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}
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return list;
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}
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/**
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* 字符串分割，转化为数组
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*
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* @param str 字符串
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* @param regex 分隔符有
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* @return List<Integer>
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* @date 2023-05-17
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*/
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public static List<Integer> stringToArrayByRegex(String str, String regex) {
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List<Integer> list = new ArrayList<>();
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if (str.contains(regex)) {
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String[] split = str.split(regex);
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for (String value : split) {
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if (StringUtils.isNotEmpty(value)) {
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list.add(Integer.parseInt(value.trim()));
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}
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}
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} else {
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list.add(Integer.parseInt(str));
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}
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return list;
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}
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/**
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* 给定字符串首字母大写。暂时未使用，仍然用 apache-common 包。
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* @param str
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* @return
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*/
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@Deprecated
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public static String capitalize(String str) {
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final int strLen = length(str);
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if (strLen == 0) {
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return str;
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}
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final int firstCodepoint = str.codePointAt(0);
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final int newCodePoint = Character.toTitleCase(firstCodepoint);
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if (firstCodepoint == newCodePoint) {
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// already capitalized
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return str;
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}
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final int[] newCodePoints = new int[strLen]; // cannot be longer than the char array
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int outOffset = 0;
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newCodePoints[outOffset++] = newCodePoint; // copy the first codepoint
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for (int inOffset = Character.charCount(firstCodepoint); inOffset < strLen; ) {
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final int codepoint = str.codePointAt(inOffset);
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newCodePoints[outOffset++] = codepoint; // copy the remaining ones
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inOffset += Character.charCount(codepoint);
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}
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return new String(newCodePoints, 0, outOffset);
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}
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public static int length(CharSequence cs) {
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return cs == null ? 0 : cs.length();
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}
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}
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