基于springboot-netty的充电桩系统源码.zip

package com.chargeingpile.netty.chargeingpilenetty.util; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.Node; import org.w3c.dom.NodeList; import org.xml.sax.InputSource; import org.xml.sax.SAXException; import javax.servlet.http.Cookie; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.ParserConfigurationException; import java.io.*; import java.lang.Character.UnicodeBlock; import java.net.HttpURLConnection; import java.net.URL; import java.net.URLConnection; import java.net.URLEncoder; import java.nio.ByteBuffer; import java.nio.ByteOrder; import java.text.ParseException; import java.text.ParsePosition; import java.text.SimpleDateFormat; import java.util.*; import java.util.Map.Entry; import java.util.regex.Matcher; import java.util.regex.Pattern; import java.util.regex.PatternSyntaxException; /** * 字符串操作工具类 * * @author summers * */ public class StringUtil extends org.apache.commons.lang3.StringUtils { /** * 编码转换 ISO2UTF8 * * @param oldString * @return */ public static String filterBeforeDB(String oldString) { return ISO2UTF8(oldString); } /** * 编码转换 UTF82ISO * * @param oldString * @return */ public static String filterAfterDB(String oldString) { return UTF82ISO(oldString); } /** * 格式化日期对象，返回格式化后的字符串。 * * @param date * @return */ public static String date2String(Date date) { return formatDate(date, "yyyy-MM-dd HH:mm:ss"); } public static String simpleDate(Date date) { return formatDate(date, "yyyy-MM-dd"); } /** * 格式化日期对象，返回中文日期字符串 * * @param date * @return 中文日期 */ public static String simpleDateCH(Date date) { return formatDate(date, "yyyy年MM月dd日"); } /** * 编码转换 ISO2UTF8 * * @param oldString * @return */ public static String ISO2UTF8(String oldString) { if (oldString == null) return null; try { return new String(oldString.getBytes("ISO8859_1"), "UTF-8"); } catch (Exception e) { return oldString; } } /** * 编码转换 UTF82ISO * * @param oldString * @return */ public static String UTF82ISO(String oldString) { if (oldString == null) return null; try { return new String(oldString.getBytes("UTF-8"), "ISO8859_1"); } catch (Exception e) { return oldString; } } /** * 编码转换 UTF82GB2312 * * @param oldString * @return */ public static String UTF82GB2312(String oldString) { if (oldString == null) return null; try { return new String(oldString.getBytes("UTF-8"), "GB2312"); } catch (Exception e) { return oldString; } } /** * 编码转换 GB23122UTF8 * * @param oldString * @return */ public static String GB23122UTF8(String oldString) { if (oldString == null) return null; try { return new String(oldString.getBytes("GB2312"), "UTF-8"); } catch (Exception e) { return oldString; } } /** * 编码转换 ISO2GB2312 * * @param oldString * @return */ public static String ISO2GB2312(String oldString) { if (oldString == null) return null; try { return new String(oldString.getBytes("ISO8859_1"), "GB2312"); } catch (Exception e) { return oldString; } } /** * GB23122ISO * * @param oldString * @return */ public static String GB23122ISO(String oldString) { if (oldString == null) return null; try { return new String(oldString.getBytes("GB2312"), "ISO8859_1"); } catch (Exception e) { return oldString; } } /** * GBK2UTF8 * * @param oldString * @return */ public static String GBK2UTF8(String oldString) { if (oldString == null) return null; try { return new String(oldString.getBytes("GBK"), "UTF-8"); } catch (Exception e) { return oldString; } } /** * UTF82GBK * * @param oldString * @return */ public static String UTF82GBK(String oldString) { if (oldString == null) return null; try { return new String(oldString.getBytes("UTF-8"), "GBK"); } catch (Exception e) { return oldString; } } /** * ISO2GBK * * @param oldString * @return */ public static String ISO2GBK(String oldString) { if (oldString == null) return null; try { return new String(oldString.getBytes("ISO8859_1"), "GBK"); } catch (Exception e) { return oldString; } } /** * GBK2ISO * * @param oldString * @return */ public static String GBK2ISO(String oldString) { if (oldString == null) return null; try { return new String(oldString.getBytes("GBK"), "ISO8859_1"); } catch (Exception e) { return oldString; } } /** * * @param url * @return */ public static String openUrl(String url) { URLConnection conn = null; try { java.net.URL u = new java.net.URL(url); conn = u.openConnection(); conn.connect(); BufferedReader br = new BufferedReader( new java.io.InputStreamReader(conn.getInputStream())); String line = br.readLine(); StringBuffer sb = new StringBuffer(); while (line != null) { sb.append(line); line = br.readLine(); } return sb.toString(); } catch (IOException ioe) { } finally { } return null; } /** * 根据文件名，读取文件内容，文件内容返回字符串 * * @param filePath * @return */ public static String readFile(String filePath, String charset) { if (charset == null) charset = "UTF-8"; java.io.File file = null; java.io.BufferedReader br = null; try { file = new java.io.File(filePath); br = new java.io.BufferedReader(new java.io.InputStreamReader( new java.io.FileInputStream(file), charset)); String line = br.readLine(); StringBuffer sb = new StringBuffer(); while (line != null) { sb.append(line); line = br.readLine(); } return sb.toString(); } catch (java.io.IOException ioe) { } finally { try { if (br != null) br.close(); } catch (Exception e) { } } return null; } /** * 字符串替换 * * @param oldString * @param oldSubString * @param newSubString * @return */ public static String replaceString(String oldString, String oldSubString, String newSubString) { StringBuffer rtnValue = new StringBuffer(); try { if (oldString.length() < oldSubString.length()) // 如果原始字符串比原始字符子串还小的话，返回原始字符串 return oldString; String tempString = ""; for (int oldstrCount = 0; oldstrCount <= oldString.length() - oldSubString.length(); oldstrCount++) { tempString = oldString.substring(oldstrCount, oldstrCount + oldSubString.length()); if (tempString.equals(oldSubString)) { rtnValue.append(newSubString); oldstrCount = oldstrCount + oldSubString.length() - 1; if (oldstrCount + 1 > oldString.length() - oldSubString.length()) rtnValue.append(oldString.substring(oldstrCount + 1)); } else { rtnValue.append(oldString.charAt(oldstrCount)); if (oldstrCount == oldString.length() - oldSubString.length()) { rtnValue.append(oldString.substring(oldstrCount + 1)); } } } } catch (Exception e) { return oldString; } return rtnValue.toString(); } /** * 返回自动生成的图片名称 * * @return */ public static final String genPictureName() { String prefix = formatDate(new Date(), "yyyyMMddHHmmss"); prefix += randomNumber(6); return prefix + ".jpg"; } /** * 生成随机数字 * * @param length * @return */ public static final String randomNumber(int length) { char[] numbersAndLetters = null; java.util.Random randGen = null; if (length < 1) { return null; } // Init of pseudo random number generator. if (randGen == null) { if (randGen == null) { randGen = new java