StringTool.java
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package com.bjivt.showtime.api.utils;
import java.lang.Character.UnicodeBlock;
import java.util.Random;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.commons.lang.StringUtils;
import cn.jpush.api.common.resp.APIConnectionException;
import cn.jpush.api.common.resp.APIRequestException;
public final class StringTool {
public static final String splitOne = ",";
public static final String splitTwo = ";";
private StringTool() {
}
public static String[] splitString(String value, String split) {
String symbol = "([-+" + split + "])";
String[] values = null;
if (!"".equals(value)) {
if ((value.lastIndexOf(split) + 1) == value.length())
value = value.substring(0, value.length() - 1);
values = value.split(symbol);
}
return values;
}
public static String stringJoin(String[] values) {
String value = "";
if (values != null && !"null".equals(values) && values.length > 0) {
for (String key : values) {
if (key != null)
value = value + ",'" + key.trim() + "'";
}
if (value.length() > 0) {
value = value.substring(1);
} else {
value = "''";
}
}
return value;
}
public static String Html2Text(String inputString) {
String htmlStr = inputString;
String textStr = "";
java.util.regex.Pattern p_script;
java.util.regex.Matcher m_script;
java.util.regex.Pattern p_style;
java.util.regex.Matcher m_style;
java.util.regex.Pattern p_html;
java.util.regex.Matcher m_html;
try {
String regEx_script = "<[\\s]*?script[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?script[\\s]*?>";
// }
String regEx_style = "<[\\s]*?style[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?style[\\s]*?>";
// }
String regEx_html = "<[^>]+>";
p_script = Pattern.compile(regEx_script, Pattern.CASE_INSENSITIVE);
m_script = p_script.matcher(htmlStr);
htmlStr = m_script.replaceAll(""); //
p_style = Pattern.compile(regEx_style, Pattern.CASE_INSENSITIVE);
m_style = p_style.matcher(htmlStr);
htmlStr = m_style.replaceAll("");
p_html = Pattern.compile(regEx_html, Pattern.CASE_INSENSITIVE);
m_html = p_html.matcher(htmlStr);
htmlStr = m_html.replaceAll("");
textStr = htmlStr;
} catch (Exception e) {
System.err.println("Html2Text: " + e.getMessage());
}
return textStr;
}
/**
* 敏感符号校验:%=<>'
*
* @param value
* @return
*/
public static boolean stringJuest(String value) {
if (value != null && (value.indexOf("%") >= 0 || value.indexOf("=") >= 0 || value.indexOf("<") >= 0
|| value.indexOf(">") >= 0 || value.indexOf("'") >= 0)) {
return true;
} else {
return false;
}
}
/**
* 邮箱格式校验
*
* @param email
* @return
*/
public static boolean emailFormat(String email) {
boolean tag = true;
final String pattern1 = "^([a-z0-9A-Z]+[_-|\\.]?)+[a-z0-9A-Z]@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-zA-Z]{2,}$";
final Pattern pattern = Pattern.compile(pattern1);
final Matcher mat = pattern.matcher(email);
if (!mat.find()) {
tag = false;
}
return tag;
}
/**
* 手机号码格式校验
*
* @param phone
* @return
*/
public static boolean checkPhone(String phone) {
Pattern pattern = Pattern.compile("^13\\d{9}||18\\d{9}||15\\d{9}$");
Matcher matcher = pattern.matcher(phone);
if (matcher.matches()) {
return true;
}
return false;
}
/**
* 全角转半角
*
* @param QJstr
* @return
*/
public static String QBchange(String QJstr) {
String outStr = "";
String Tstr = "";
byte[] b = null;
for (int i = 0; i < QJstr.length(); i++) {
try {
Tstr = QJstr.substring(i, i + 1);
b = Tstr.getBytes("unicode");
} catch (java.io.UnsupportedEncodingException e) {
e.printStackTrace();
}
if (b[3] == -1) {
b[2] = (byte) (b[2] + 32);
b[3] = 0;
try {
outStr = outStr + new String(b, "unicode");
} catch (java.io.UnsupportedEncodingException e) {
e.printStackTrace();
}
} else
outStr = outStr + Tstr;
}
return outStr;
}
/**
*
* 是否存在sql注入字段
*/
public static boolean sql_inj(String str) {
String inj_str = "'|and|exec|insert|select|delete|(|)|update|count|*|%|chr|mid|master|truncate|char|declare|;| or |-|+|,";
String inj_stra[] = inj_str.split("\\|");
for (int i = 0; i < inj_stra.length; i++) {
if (str.indexOf(inj_stra[i]) >= 0) {
return true;
}
}
return false;
}
public static String urlStringTrans(String value) {
if (value != null && !"".equals(value)) {
if (value.indexOf("%") >= 0)
value = value.replaceAll("%", "%25");
if (value.indexOf("+") >= 0)
value = value.replaceAll("\\+", "%2B");
if (value.indexOf("/") >= 0)
value = value.replaceAll("/", "%2F");
if (value.indexOf("?") >= 0)
value = value.replaceAll("\\?", "%3F");
if (value.indexOf("#") >= 0)
value = value.replaceAll("#", "%23");
if (value.indexOf("&") >= 0)
value = value.replaceAll("&", "%26");
if (value.indexOf("=") >= 0)
value = value.replaceAll("=", "%3D");
}
return value;
}
public static boolean canStringToint(String str) {
if (StringUtils.isEmpty(str)) {
return false;
}
try {
Integer.parseInt(str);
} catch (NumberFormatException ex) {
ex.printStackTrace();
return false;
}
return true;
}
public static int stringToInt(String numStr) {
try {
if (canStringToint(numStr)) {
return Integer.parseInt(numStr);
} else {
return 0;
}
} catch (Exception ex) {
ex.printStackTrace();
return 0;
}
}
public static String setCharsetStr(String chinaStr) throws Exception {
chinaStr = new String(chinaStr.getBytes("gbk"), "gb2312");
return chinaStr;
}
/**
* java-html转义字符的转换
*
* @param content
* @return
*/
public static String java2Html(String content) {
if (content == null)
return "";
String html = content;
html = html.replace("'", "'");
html = html.replaceAll("&", "&");
html = html.replace("\"", """); // "
html = html.replace("\t", " ");// 替换跳格
html = html.replace(" ", " ");// 替换空格
html = html.replace("<", "<");
html = html.replaceAll(">", ">");
return html;
}
/**
* 随机产生8位的数字字符
*
* @return
*/
public static String random8Num() {
String randomString = "";
for (int i = 0; i < 8; i++) {
int rand = (int) (Math.random() * 100000000);
randomString = new Integer(rand).toString();
}
return randomString;
}
/**
* 将字符串转成unicode
*
* @param str
* 待转字符串
* @return unicode字符串
*/
public String convertToUnicode(String str) {
str = (str == null ? "" : str);
String tmp;
StringBuffer sb = new StringBuffer(1000);
char c;
int i, j;
sb.setLength(0);
for (i = 0; i < str.length(); i++) {
c = str.charAt(i);
sb.append("\\u");
j = (c >>> 8); // 取出高8位
tmp = Integer.toHexString(j);
if (tmp.length() == 1)
sb.append("0");
sb.append(tmp);
j = (c & 0xFF); // 取出低8位
tmp = Integer.toHexString(j);
if (tmp.length() == 1)
sb.append("0");
sb.append(tmp);
}
return (new String(sb));
}
/**
* 将unicode 字符串
*
* @param str
* 待转字符串
* @return 普通字符串
*/
public String revertFromUnicode(String str) {
str = (str == null ? "" : str);
if (str.indexOf("\\u") == -1)// 如果不是unicode码则原样返回
return str;
StringBuffer sb = new StringBuffer(1000);
for (int i = 0; i < str.length() - 6;) {
String strTemp = str.substring(i, i + 6);
String value = strTemp.substring(2);
int c = 0;
for (int j = 0; j < value.length(); j++) {
char tempChar = value.charAt(j);
int t = 0;
switch (tempChar) {
case 'a':
t = 10;
break;
case 'b':
t = 11;
break;
case 'c':
t = 12;
break;
case 'd':
t = 13;
break;
case 'e':
t = 14;
break;
case 'f':
t = 15;
break;
default:
t = tempChar - 48;
break;
}
c += t * ((int) Math.pow(16, (value.length() - j - 1)));
}
sb.append((char) c);
i = i + 6;
}
return sb.toString();
}
/**
* utf-8 转unicode
*
* @param inStr
* @return String
*/
public static String utf8ToUnicode(String inStr) {
char[] myBuffer = inStr.toCharArray();
StringBuffer sb = new StringBuffer();
for (int i = 0; i < inStr.length(); i++) {
UnicodeBlock ub = UnicodeBlock.of(myBuffer[i]);
if (ub == UnicodeBlock.BASIC_LATIN) {
sb.append(myBuffer[i]);
} else if (ub == UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS) {
int j = (int) myBuffer[i] - 65248;
sb.append((char) j);
} else {
short s = (short) myBuffer[i];
String hexS = Integer.toHexString(s);
String unicode = "\\u" + hexS;
sb.append(unicode.toLowerCase());
}
}
return sb.toString();
}
/**
*
* @param ori
* @return
*/
public static String unicodeToUtf8(String ori){
char aChar;
int len = ori.length();
StringBuffer outBuffer = new StringBuffer(len);
for (int x = 0; x < len;) {
aChar = ori.charAt(x++);
if (aChar == '\\') {
aChar = ori.charAt(x++);
if (aChar == 'u') {
// Read the xxxx
int value = 0;
for (int i = 0; i < 4; i++) {
aChar = ori.charAt(x++);
switch (aChar) {
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
value = (value << 4) + aChar - '0';
break;
case 'a':
case 'b':
case 'c':
case 'd':
case 'e':
case 'f':
value = (value << 4) + 10 + aChar - 'a';
break;
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
value = (value << 4) + 10 + aChar - 'A';
break;
default:
throw new IllegalArgumentException(
"Malformed \\uxxxx encoding.");
}
}
outBuffer.append((char) value);
} else {
if (aChar == 't')
aChar = '\t';
else if (aChar == 'r')
aChar = '\r';
else if (aChar == 'n')
aChar = '\n';
else if (aChar == 'f')
aChar = '\f';
outBuffer.append(aChar);
}
} else
outBuffer.append(aChar);
}
return outBuffer.toString();
}
public static void main(String[] args) {
String str="\u7528\u6237\u540d\u6216\u5bc6\u7801\u4e0d\u6b63\u786e\uff0c\u8bf7\u91cd\u8bd5";
str = "rtmp://cnlive01.rtmplive.ks-cdn.com/live/1010951469158287355";
String base64= "E5BE88E5B18C8J+RtQ==";
base64="E5BE88E5B18C8J+SuvCfmqXwn5K68J+apfCfkrrwn5ql8J+SuvCfmqfwn5qa8J+ap/Cfmprwn5K68J+SuvCfmqfwn5qn";
// byte[] result = Base64.encodeBase64(base64.getBytes());
byte[] decodeBase64 = Base64.decodeBase64(base64.replace("E5BE88E5B18C", "").getBytes());
String string = new String(decodeBase64);
Integer rand = RandomUtils.buildIntRandom(2);
Random random = new Random(2);
System.out.println((int)Math.round(Math.random() * 1000));
System.out.println(unicodeToUtf8(str));
System.out.println(string);
}
}