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  • 大小: 321KB
    文件類型: .zip
    金幣: 2
    下載: 0 次
    發布日期: 2021-05-14
  • 語言: Java
  • 標簽: java??js??css??圖片??合并??

資源簡介

技術點:1、使用htmlparser解析html文件,得到html代碼里的js、css、img鏈接 2、將相對路徑的鏈接轉變成絕對路徑,并讀取資源 3、將css和js合并到html 4、將圖片轉換成base64編碼,寫入標簽的src

資源截圖

代碼片段和文件信息

package?jsCssInHtml;

import?java.io.BufferedWriter;
import?java.io.ByteArrayOutputStream;
import?java.io.File;
import?java.io.FileOutputStream;
import?java.io.IOException;
import?java.io.InputStream;
import?java.io.OutputStreamWriter;
import?java.net.HttpURLConnection;
import?java.net.MalformedURLException;
import?java.net.URL;
import?java.util.HashMap;
import?java.util.Iterator;
import?java.util.Map;

import?org.htmlparser.Parser;
import?org.htmlparser.Tag;
import?org.htmlparser.filters.TagNameFilter;
import?org.htmlparser.lexer.Lexer;
import?org.htmlparser.lexer.Page;
import?org.htmlparser.util.DefaultParserFeedback;
import?org.htmlparser.util.NodeList;
import?org.htmlparser.util.ParserException;

import?Decoder.base64Encoder;


public?class?JsCssImgInHtml?{

private?URL?strWeb?=?null; ????????//網址
private?String?strEncoding?=?null;??//編碼
private?String?strText?=?null;??????//網頁文本
private?String?strFileName?=?null;??//導出路徑

public?JsCssImgInHtml(String?strText?String?strUrl?String?strEncoding?String?strFileName)?{
try?{
strWeb?=?new?URL(strUrl);
}?catch?(MalformedURLException?e)?{
e.printStackTrace();
return;
}
this.strText?=?strText;
this.strEncoding?=?strEncoding;
this.strFileName?=?strFileName;
}

????//?將InputStream轉換成按字符編碼的String??
????public?static?String?InputStreamTOString(InputStream?in?String?encoding)??throws?Exception?{??
????????ByteArrayOutputStream?outStream?=?new?ByteArrayOutputStream();??
????????byte[]?data?=?new?byte[1024?*?1000];??
????????int?count?=?-1;??
????????while?((count?=?in.read(data?0?1024?*?1000))?!=?-1)?{
???????? outStream.write(data?0?count);??
????????}
????????data?=?null;??
????????return?new?String(outStream.toByteArray()?encoding);??
????}??
????//?將InputStream轉換成byte數組??
????public?static?byte[]?InputStreamTOByte(InputStream?in)??throws?Exception?{??
????????ByteArrayOutputStream?outStream?=?new?ByteArrayOutputStream();??
????????byte[]?data?=?new?byte[1024?*?1000];??
????????int?count?=?-1;??
????????while?((count?=?in.read(data?0?1024?*?1000))?!=?-1)?{
???????? outStream.write(data?0?count);??
????????}
????????data?=?null;??
????????return?outStream.toByteArray();??
????}??
????//根據鏈接獲取html源代碼
public?static?String?getHtmlText(String?strUrl?String?strEncoding)?{
try?{
URL?url?=?new?URL(strUrl);
HttpURLConnection?connection?=?(HttpURLConnection)?url.openConnection();
InputStream?in?=?connection.getInputStream();
return?InputStreamTOString(in?strEncoding);
}?catch?(Exception?e)?{
return?““;
}
}

//相對路徑轉絕對路徑
public?static?String?makeAbsoluteURL(URL?strWeb?String?innerURL)?{
//?去除后綴
int?pos?=?innerURL.indexOf(“?“);
if?(pos?!=?-1)?{
innerURL?=?innerURL.substring(0?pos);
}
if?(innerURL?!=?null?&&?innerURL.toLowerCase().indexOf(“http“)?==?0)?{
return?innerURL;
}
URL?linkUri?=?null;
try?{
linkUri?=?new?URL(strWeb?innerURL

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-08-14?14:13??jsCssInHtml\
?????文件?????????738??2017-08-17?18:47??jsCssInHtml\.classpath
?????文件?????????387??2017-08-14?09:00??jsCssInHtml\.project
?????目錄???????????0??2017-08-14?09:00??jsCssInHtml\.settings\
?????文件?????????598??2017-08-14?09:00??jsCssInHtml\.settings\org.eclipse.jdt.core.prefs
?????目錄???????????0??2017-08-17?18:47??jsCssInHtml\bin\
?????目錄???????????0??2017-08-17?18:47??jsCssInHtml\bin\jsCssInHtml\
?????文件???????10372??2017-08-18?15:08??jsCssInHtml\bin\jsCssInHtml\JsCssImgInHtml.class
?????目錄???????????0??2017-08-17?18:47??jsCssInHtml\lib\
?????文件???????69798??2013-09-10?16:26??jsCssInHtml\lib\filterbuilder.jar
?????文件???????71952??2013-09-10?16:26??jsCssInHtml\lib\htmllexer.jar
?????文件??????138838??2013-09-10?16:26??jsCssInHtml\lib\htmlparser.jar
?????文件???????15604??2013-09-10?16:26??jsCssInHtml\lib\sitecapturer.jar
?????文件????????7471??2017-08-17?18:47??jsCssInHtml\lib\sun.misc.base64Decoder.jar
?????文件???????42811??2013-09-10?16:26??jsCssInHtml\lib\thumbelina.jar
?????目錄???????????0??2017-08-14?09:13??jsCssInHtml\src\
?????目錄???????????0??2017-08-14?09:13??jsCssInHtml\src\jsCssInHtml\
?????文件???????10635??2017-08-18?15:08??jsCssInHtml\src\jsCssInHtml\JsCssImgInHtml.java

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