/* * Copyright 2012-2013 The Haohui Network Corporation */ package com.haohui.common.utils.codesc; import java.io.UnsupportedEncodingException; import java.net.URLDecoder; import java.net.URLEncoder; /** * <pre> * "\\zhong中文!@#~$%^&*()_+" * %5c%5czhong%e4%b8%ad%e6%96%87!@#~$%25%5e&*()_+ * %5C%5Czhong%E4%B8%AD%E6%96%87!@#~$%25%5E&*()_+ * </pre> * * @project baidamei * @author cevencheng <cevencheng@gmail.com> * @create 2012-12-12 上午1:16:57 */ public class EncodeURI { public static final String ALLOWED_CHARS = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_.!~*'()"; public static String encodeURI(String str) throws UnsupportedEncodingException { String isoStr = new String(str.getBytes("UTF8"), "ISO-8859-1"); char[] chars = isoStr.toCharArray(); StringBuffer sb = new StringBuffer(); for (int i = 0; i < chars.length; i++) { if ((chars[i] <= 'z' && chars[i] >= 'a') || (chars[i] <= 'Z' && chars[i] >= 'A') || chars[i] == '-' || chars[i] == '_' || chars[i] == '.' || chars[i] == '!' || chars[i] == '~' || chars[i] == '*' || chars[i] == '\'' || chars[i] == '(' || chars[i] == ')' || chars[i] == ';' || chars[i] == '/' || chars[i] == '?' || chars[i] == ':' || chars[i] == '@' || chars[i] == '&' || chars[i] == '=' || chars[i] == '+' || chars[i] == '$' || chars[i] == ',' || chars[i] == '#' || (chars[i] <= '9' && chars[i] >= '0')) { sb.append(chars[i]); } else { sb.append("%"); sb.append(Integer.toHexString(chars[i])); } } return sb.toString(); } public static String encodeURIComponent(String input) { if (null == input || "".equals(input.trim())) { return input; } int l = input.length(); StringBuilder o = new StringBuilder(l * 3); try { for (int i = 0; i < l; i++) { String e = input.substring(i, i + 1); if (ALLOWED_CHARS.indexOf(e) == -1) { byte[] b = e.getBytes("utf-8"); o.append(getHex(b)); continue; } o.append(e); } return o.toString(); } catch (UnsupportedEncodingException e) { e.printStackTrace(); } return input; } private static String getHex(byte buf[]) { StringBuilder o = new StringBuilder(buf.length * 3); for (int i = 0; i < buf.length; i++) { int n = (int) buf[i] & 0xff; o.append("%"); if (n < 0x10) { o.append("0"); } o.append(Long.toString(n, 16).toUpperCase()); } return o.toString(); } public static String decodeURIComponent(String encodedURI) { char actualChar; StringBuffer buffer = new StringBuffer(); int bytePattern, sumb = 0; for (int i = 0, more = -1; i < encodedURI.length(); i++) { actualChar = encodedURI.charAt(i); switch (actualChar) { case '%': { actualChar = encodedURI.charAt(++i); int hb = (Character.isDigit(actualChar) ? actualChar - '0' : 10 + Character.toLowerCase(actualChar) - 'a') & 0xF; actualChar = encodedURI.charAt(++i); int lb = (Character.isDigit(actualChar) ? actualChar - '0' : 10 + Character.toLowerCase(actualChar) - 'a') & 0xF; bytePattern = (hb << 4) | lb; break; } case '+': { bytePattern = ' '; break; } default: { bytePattern = actualChar; } } if ((bytePattern & 0xc0) == 0x80) { // 10xxxxxx sumb = (sumb << 6) | (bytePattern & 0x3f); if (--more == 0) buffer.append((char) sumb); } else if ((bytePattern & 0x80) == 0x00) { // 0xxxxxxx buffer.append((char) bytePattern); } else if ((bytePattern & 0xe0) == 0xc0) { // 110xxxxx sumb = bytePattern & 0x1f; more = 1; } else if ((bytePattern & 0xf0) == 0xe0) { // 1110xxxx sumb = bytePattern & 0x0f; more = 2; } else if ((bytePattern & 0xf8) == 0xf0) { // 11110xxx sumb = bytePattern & 0x07; more = 3; } else if ((bytePattern & 0xfc) == 0xf8) { // 111110xx sumb = bytePattern & 0x03; more = 4; } else { // 1111110x sumb = bytePattern & 0x01; more = 5; } } return buffer.toString(); } public static String urlEncode(String url) { try { return URLEncoder.encode(url, "utf-8"); } catch (Exception e) { throw new RuntimeException(e); } } public static String urlDecode(String url) { try { return URLDecoder.decode(url, "utf-8"); } catch (Exception e) { throw new RuntimeException(e); } } public static void main(String args[]) throws UnsupportedEncodingException { // String str = "\\zhong中文!@#~$%^&*()_+"; String str = "http://localhost/qq/index.jsp?title=专业"; System.out.println(encodeURI(str)); System.out.println(URLEncoder.encode(str, "UTF8")); System.out.println(EncodeURI.encodeURIComponent(str)); String uri = "/book/clothing/%E8%A1%A3%E6%9C%8D/2/pop/all/?color=&fcid=&childid=0&childname=&minPrice=&maxPrice=&fc=&fc_v=&f="; System.out.println(encodeURI(uri)); System.out.println(Integer.toHexString('3')); // http://s.click.taobao.com/t?e=zGU34CA7K%2BPkqB07S4%2FK0CFcRfH0G7DbPkiN9MMNCgholtIFKpfrSW%2Fzxy2y7fekDuLWp7ZKc3WEFupJCwtNI8iERf3ngtEgSbkBG5JPsEOA83kHPjbuUZp0ropQmTrG6mOLw2IhEjTldtOgszXvghs67sQqqxszKv8gdygH8eOb5XfQ43m2JcfktZn0FNGe4w%3D%3D&spm=2014.12504724. // http://s.click.taobao.com/t?e=zGU34CA7K%2BPkqB07S4%2FK0CFcRfH0G7DbPkiN9MMNCgholtIFKpfrSW%2Fzxy2y7fekDuLWp7ZKc3WEFupJCwtNI8iERf3ngtEgSbkBG5JPsEOA83kHPjbuUZp0ropQmTrG6mOLw2IhEjTldtOgszXvghs67sQqqxszKv8gdygH8eOb5XfQ43m2JcfktZn0FNGe4w%3D%3D&spm=2014.12504724. // http://s.click.taobao.com/t?e=zGU34CA7K%2BPkqB07S4%2FK0CFcRfH0G7DbPkiN9MMNCgholtIFKpfrSW%2Fzxy2y7fekDuLWp7ZKc3WEFupJCwtNI8iERf3ngtEgSbkBG5JPsEOA83kHPjbuUZp0ropQmTrG6mOLw2IhEjTldtOgszXvghs67sQqqxszKv8gdygH8eOb5XfQ43m2JcfktZn0FNGe4w%3D%3D&spm=2014.12504724. // http://s.click.taobao.com/t?e=zGU34CA7K%2BPkqB07S4%2FK0CFcRfH0G7DbPkiN9MMNCgholtIFKpfrSW%2Fzxy2y7fekDuLWp7ZKc3WEFupJCwtNI8iERf3ngtEgSbkBG5JPsEOA83kHPjbuUZp0ropQmTrG6mOLw2IhEjTldtOgszXvghs67sQqqxszKv8gdygH8eOb5XfQ43m2JcfktZn0FNGe4w%3D%3D&spm=2014.12504724. // http://s.click.taobao.com/t?e=zGU34CA7K%2BPkqB07S4%2FK0CFcRfH0G7DbPkiN9MMNCgholtIFKpfrSW%2Fzxy2y7fekDuLWp7ZKc3WEFupJCwtNI8iERf3ngtEgSbkBG5JPsEOA83kHPjbuUZp0ropQmTrG6mOLw2IhEjTldtOgszXvghs67sQqqxszKv8gdygH8eOb5XfQ43m2JcfktZn0FNGe4w%3D%3D&spm=2014.12504724. String u2= "http://s.click.taobao.com/t?e=zGU34CA7K%2BPkqB07S4%2FK0CFcRfH0G7DbPkiN9MMNCgholtIFKpfrSW%2Fzxy2y7fekDuLWp7ZKc3WEFupJCwtNI8iERf3ngtEgSbkBG5JPsEOA83kHPjbuUZp0ropQmTrG6mOLw2IhEjTldtOgszXvghs67sQqqxszKv8gdygH8eOb5XfQ43m2JcfktZn0FNGe4w%3D%3D&spm=2014.12504724."; // http%3A%2F%2Fs.click.taobao.com%2Ft%3Fe%3DzGU34CA7K%252BPkqB07S4%252FK0CFcRfH0G7DbPkiN9MMNCgholtIFKpfrSW%252Fzxy2y7fekDuLWp7ZKc3WEFupJCwtNI8iERf3ngtEgSbkBG5JPsEOA83kHPjbuUZp0ropQmTrG6mOLw2IhEjTldtOgszXvghs67sQqqxszKv8gdygH8eOb5XfQ43m2JcfktZn0FNGe4w%253D%253D%26spm%3D2014.12504724. // http%3A%2F%2Fs.click.taobao.com%2Ft%3Fe%3DzGU34CA7K%252BPkqB07S4%252FK0CFcRfH0G7DbPkiN9MMNCgholtIFKpfrSW%252Fzxy2y7fekDuLWp7ZKc3WEFupJCwtNI8iERf3ngtEgSbkBG5JPsEOA83kHPjbuUZp0ropQmTrG6mOLw2IhEjTldtOgszXvghs67sQqqxszKv8gdygH8eOb5XfQ43m2JcfktZn0FNGe4w%253D%253D%26spm%3D2014.12504724. // http%3A%2F%2Fs.click.taobao.com%2Ft%3Fe%3DzGU34CA7K%252BPkqB07S4%252FK0CFcRfH0G7DbPkiN9MMNCgholtIFKpfrSW%252Fzxy2y7fekDuLWp7ZKc3WEFupJCwtNI8iERf3ngtEgSbkBG5JPsEOA83kHPjbuUZp0ropQmTrG6mOLw2IhEjTldtOgszXvghs67sQqqxszKv8gdygH8eOb5XfQ43m2JcfktZn0FNGe4w%253D%253D%26spm%3D2014.12504724. String eu2 = encodeURIComponent(u2); System.out.println(u2); System.out.println(eu2); System.out.println(decodeURIComponent(eu2)); System.out.println(decodeURIComponent(u2)); } }
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