package com.matrix.core.tools;
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import java.io.UnsupportedEncodingException;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Random;
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import java.util.UUID;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import com.matrix.core.exception.GlobleException;
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import net.sourceforge.pinyin4j.PinyinHelper;
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import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType;
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import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;
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import net.sourceforge.pinyin4j.format.HanyuPinyinToneType;
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import net.sourceforge.pinyin4j.format.HanyuPinyinVCharType;
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import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination;
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import org.apache.commons.collections.CollectionUtils;
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/**
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* 字符串操作类，转换数据类型，切割字符串,对象比较等操作
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*
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* @author JIANGYOUYAO
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* @email 935090232@qq.com
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* @date 2017年11月29日
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*/
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public class StringUtils {
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private static final String REPLACE_CHAR = "*";
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private static final int SAVA_CHAR_LENGTH = 4;
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private static final String EMPTY = "";
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/**
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* 将字符串中的某些值用指定字符代替
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*
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* @param str 原始字符串
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* @param saveLength 保留位数
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* @param replaceChar 替换成的字符
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* @return
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*/
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public static String replaceStr(String str, int saveLength, String replaceChar) {
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if (saveLength <= 0) {
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saveLength = SAVA_CHAR_LENGTH;
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}
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if (replaceChar == null) {
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replaceChar = REPLACE_CHAR;
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}
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if (isBlank(str) || str.length() < saveLength) {
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return "";
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}
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char[] chars = str.toCharArray();
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StringBuffer stb = new StringBuffer();
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for (int i = 0; i < chars.length; i++) {
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if (i < (saveLength - 1) / 2 || (chars.length - i - 1) < (saveLength + 2) / 2) {
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stb.append(chars[i]);
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} else {
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stb.append(replaceChar);
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}
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}
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return stb.toString();
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}
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/**
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* 是否为空，去除首尾空格后比较
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*
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* @param str
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* @return
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*/
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public static boolean isBlank(String str) {
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if (str == null) {
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return true;
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}
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if (EMPTY.equals(str.trim())) {
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return true;
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}
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return false;
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}
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/**
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* 不为空，去除首尾空格
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*
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* @param str
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* @return
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*/
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public static boolean isNotBlank(String str) {
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if (str == null) {
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return false;
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}
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if (EMPTY.equals(str.trim())) {
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return false;
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}
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return true;
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}
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/**
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* 去除字符串首尾空格
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*
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* @param str
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* @return
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*/
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public static String trim(String str) {
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if (isNotBlank(str)) {
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return str.trim();
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}
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return str;
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}
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/**
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* 两个字符串是否相等
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*
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* @param a
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* @param b
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* @return
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*/
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public static boolean equals(String a, String b) {
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if (a == null && b == null) {
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return true;
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} else if (a != null && b != null) {
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if (a.trim().equals(b.trim())) {
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return true;
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}
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}
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return false;
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}
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/**
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* 两个字符串是否相等
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*
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* @param a
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* @param b
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* @return
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*/
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public static boolean notEquals(String a, String b) {
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return !equals(a, b);
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}
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/**
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* 忽略大小写后两个字符串是否相等
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*
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* @param a
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* @param b
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* @return
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*/
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public static boolean equalsIgnoreCase(String a, String b) {
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if (a == null && b == null) {
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return true;
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} else if (a != null && b != null) {
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return a.toUpperCase().equals(b.toUpperCase());
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} else {
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return false;
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}
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}
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/**
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* 忽略大小写后两个字符串是否相等
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*
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* @param a
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* @param b
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* @return
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*/
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public static boolean notEqualsIgnoreCase(String a, String b) {
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return !equalsIgnoreCase(a, b);
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}
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/**
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* 用字符串split风格字符串str成数组
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*
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* @param str
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* @param split
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* @return
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*/
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public static String[] stringToArray(String str, String split) {
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if (isBlank(str)) {
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return null;
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} else {
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return str.split(split);
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}
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}
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/**
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* 如果值为null或者是空格则显示空
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*
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* @param str
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* @return
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*/
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public static String getString(String str) {
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if (isBlank(str)) {
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return EMPTY;
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}
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return str.trim();
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}
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/**
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* 字符串如果为空或空格则返回null
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*
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* @param str
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* @return
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*/
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public static String getNull(String str) {
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if (isNotBlank(str)) {
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return str;
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}
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return null;
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}
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/**
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* 填充字符串到指定长度
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*
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* @param source 原始字符串
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* @param length 填充到长度
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* @param chars 填充字符
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* @param fillLeft true-左填充，false-右填充
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* @return
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*/
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public static String fillStringWithChar(String source, int length, char chars, boolean fillLeft) {
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if (StringUtils.isNotBlank(source) && length > 0) {
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int realLength = length - source.length();
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StringBuffer stb = new StringBuffer();
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for (; realLength > 0; realLength--) {
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stb.append(chars);
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}
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if (fillLeft) {
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return stb.toString() + source;
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} else {
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return source + stb.toString();
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}
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}
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return source;
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}
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/**
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* 去掉json字符串两头的中括号
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*
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* @param jsonArrStr
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* @return
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*/
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public static String getJsonObjStr(String jsonArrStr) {
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String tempString = jsonArrStr.trim();
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if (tempString.startsWith("[") && tempString.endsWith("]")) {
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return tempString.substring(1, tempString.length() - 1);
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} else {
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return tempString;
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}
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}
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private static final int MAX_GENERATE_COUNT = 99999;
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private static int generateCount = 0;
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public static synchronized String getUniqueString() {
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if (generateCount > MAX_GENERATE_COUNT) {
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generateCount = 0;
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}
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String uniqueNumber = Long.toString(System.currentTimeMillis()) + Integer.toString(generateCount);
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generateCount++;
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return uniqueNumber;
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}
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/***
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* 针对javascript encodeURIComponent编码后进行解码
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*
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* @param str
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* @return
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* @throws UnsupportedEncodingException
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*/
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public static String decode(String str) throws UnsupportedEncodingException {
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return java.net.URLDecoder.decode(str, "UTF-8");
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}
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public static String encodingUTF(String str) throws UnsupportedEncodingException {
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if (str == null) {
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return null;
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}
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return new String(str.getBytes("ISO8859-1"), "UTF-8");
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}
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/**
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* 获得不重复的32位的随机的大写字符串
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*
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* @Return:String
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* @Author: JiangYouYao
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* @Version: V1.00 （版本号1.0)
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* @Create Date: 2014-8-30（创建日期）
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*/
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public static String uuid() {
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return UUID.randomUUID().toString().replace("-", "").toUpperCase();
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}
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/**
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* 把一个集合转化成一个字符串，null或size为0时转化为空串
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*/
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public static String collToStr(Collection<?> collection, String splitPatten) {
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if (CollectionUtils.isEmpty(collection)) {
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return "";
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}
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Iterator<?> it = collection.iterator();
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StringBuilder sb = new StringBuilder();
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while (it.hasNext()) {
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sb.append(it.next().toString() + splitPatten);
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}
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int lastIndex = sb.lastIndexOf(splitPatten);
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return sb.substring(0, lastIndex);
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}
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/**
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* 字符串转集合
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*
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* @param sour 原字符串
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* @param splitPatten 截取规则
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* @return List<String>
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*/
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public static List<String> strToColl(String sour, String splitPatten) {
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List<String> list = new ArrayList<>();
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if (sour != null) {
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String[] temps = sour.split(splitPatten);
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for (String string : temps) {
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list.add(string);
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}
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}
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return list;
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}
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/**
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* 字符串转集合
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*
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* @param sour 原字符串
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* @param splitPatten 截取规则
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* @return List<String>
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*/
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public static List<String> strToCollToString(String sour, String splitPatten) {
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List<String> list = new ArrayList<>();
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if (sour != null) {
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String[] temps = sour.split(splitPatten);
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for (String string : temps) {
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list.add(string);
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}
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}
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return list;
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}
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/**
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* 字符串转集合
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*
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* @param sour 原字符串
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* @param splitPatten 截取规则
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* @return List<String>
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*/
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public static List<Integer> strToCollToInteger(String sour, String splitPatten) {
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List<Integer> list = new ArrayList<>();
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if (sour != null) {
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String[] temps = sour.split(splitPatten);
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for (String string : temps) {
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list.add(Integer.valueOf(string));
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}
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}
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return list;
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}
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/**
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* @Title: getRandomString
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* 获取一个获得一定长度的随机数,包含大写字母及数字 @author:jyy @param length @return @return
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* String 返回类型 @date 2016年7月19日 下午3:01:20 @throws
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*/
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public static String getRandomString(int length) {
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String str = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
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Random random = new Random();
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StringBuilder sb = new StringBuilder();
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for (int i = 0; i < length; i++) {
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int number = random.nextInt(str.length());
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sb.append(str.charAt(number));
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}
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return sb.toString();
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}
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/**
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* 用逗号分开的存的id是否包含对应的id 如比较 123,123,124 中是否包含12这个主键 比对的方法是 字符串中是否包含"^12$"
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* "^12,.*" 或者 ".+,12$" 或者 ".+,12,$" 或者 ".+,12,.+" 字符串
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*/
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public static boolean isContentSet(String id, String setStr) {
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id = id.trim();
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setStr = setStr.trim();
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String reg = "^" + id + "$|^" + id + ",.*|.+," + id + "$|.+," + id + ",$|.+," + id + ",.+";
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Pattern pattern = Pattern.compile(reg);
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Matcher matcher = pattern.matcher(setStr);
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boolean result = matcher.matches();
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LogUtil.info("id=[" + id + "] : setStr =[" + setStr + "] :result=" + result);
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return result;
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}
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public static List<Long> strToCollToLong(String sour, String splitPatten) {
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List<Long> list = new ArrayList<>();
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if (isNotBlank(sour)) {
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String[] temps = sour.split(splitPatten);
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for (String string : temps) {
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list.add(Long.parseLong(string));
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}
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}
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return list;
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}
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/**
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* 检测temp包含多个参数
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*
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* @param temp
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* @param cons
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* @return
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*/
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public static boolean checkContainMore(String temp, String... cons) {
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if (temp == null) {
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return false;
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}
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for (String con : cons) {
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if (temp.contains(con)) {
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return true;
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}
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}
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return false;
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}
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/**
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* 将字符串转换为整形
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*
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* @param str
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* @return
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*/
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public static int stringToInt(String str) {
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if (StringUtils.isBlank(str)) {
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return 0;
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}
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try {
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return Integer.valueOf(str).intValue();
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} catch (Exception e) {
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return 0;
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}
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}
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/**
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* 将文字转为汉语拼音
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*
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* @param chineselanguage 要转成拼音的中文
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*/
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public static String toHanyuPinyin(String chineseStr) {
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char[] cl_chars = chineseStr.trim().toCharArray();
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String hanyupinyin = "";
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HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
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defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);// 输出拼音全部小写
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defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);// 不带声调
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defaultFormat.setVCharType(HanyuPinyinVCharType.WITH_V);
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try {
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for (int i = 0; i < cl_chars.length; i++) {
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if (String.valueOf(cl_chars[i]).matches("[\u4e00-\u9fa5]+")) {// 如果字符是中文,则将中文转为汉语拼音
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String py = PinyinHelper.toHanyuPinyinStringArray(cl_chars[i], defaultFormat)[0];
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hanyupinyin += py;
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} else {// 如果字符不是中文,则不转换
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if (StringUtils.isNotBlank(cl_chars[i] + "") && !isSpecialChar(cl_chars[i] + "")) {
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hanyupinyin += cl_chars[i];
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}
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}
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}
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} catch (BadHanyuPinyinOutputFormatCombination e) {
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throw new GlobleException("助记码生成错误" + e.getMessage());
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}
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return hanyupinyin;
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}
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/**
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* 将首字母转汉语拼音
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*
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* @param chineselanguage 要转成拼音的中文
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*/
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public static String toHeadWordHanyuPinyin(String chineseStr) {
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char[] cl_chars = chineseStr.trim().toCharArray();
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String hanyupinyin = "";
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HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
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defaultFormat.setCaseType(HanyuPinyinCaseType.LOWERCASE);// 输出拼音全部小写
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defaultFormat.setToneType(HanyuPinyinToneType.WITHOUT_TONE);// 不带声调
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defaultFormat.setVCharType(HanyuPinyinVCharType.WITH_V);
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try {
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for (int i = 0; i < cl_chars.length; i++) {
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if (String.valueOf(cl_chars[i]).matches("[\u4e00-\u9fa5]+")) {// 如果字符是中文,则将中文转为汉语拼音
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String py = PinyinHelper.toHanyuPinyinStringArray(cl_chars[i], defaultFormat)[0];
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hanyupinyin += py.substring(0,1);
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} else {// 如果字符不是中文,则不转换
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if (StringUtils.isNotBlank(cl_chars[i] + "") && !isSpecialChar(cl_chars[i] + "")) {
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hanyupinyin += cl_chars[i];
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}
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}
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}
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} catch (BadHanyuPinyinOutputFormatCombination e) {
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throw new GlobleException("助记码生成错误" + e.getMessage());
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}
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return hanyupinyin;
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}
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/**
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* 判断是否含有特殊字符
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*
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* @param str
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* @return true为包含，false为不包含
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*/
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public static boolean isSpecialChar(String str) {
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String regEx = "[ -_`~!@#$%^&*()+=|{}':;',\\[\\].<>/?~！@#￥%……&*（）——+|{}【】‘；：”“’。，、？]|\n|\r|\t";
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Pattern p = Pattern.compile(regEx);
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Matcher m = p.matcher(str);
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return m.find();
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}
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public static boolean isStartWithNumber(String str) {
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Pattern pattern = Pattern.compile("[0-9]*");
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Matcher isNum = pattern.matcher(str.charAt(0) + "");
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if (!isNum.matches()) {
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return false;
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}
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return true;
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}
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}
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