用Java程序代替Notepad++的文字处理和Powershell

package com.pwc; import java.io.BufferedReader; import java.io.ByteArrayOutputStream; import java.io.DataInputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStreamReader; import java.net.URL; import java.util.ArrayList; import java.util.regex.Matcher; import java.util.regex.Pattern; public class WechatMomentDownload {          public static String jsonFile = "C:Downloadexported_sns_gary.json";     public static String outputFolder = "C:Downloadgary_pic";     public static void main(String[] args) throws IOException {         BufferedReader reader = null;         String sLine = "";         String sContent = "";         String sLink = "";         URL url = null;         String outputFile = "";         ArrayList<string> aLink = new ArrayList<string>();         String Regex1 = "CDATA[http:\/\/(sh)?mmsns([^]]*)/0]";                  reader = new BufferedReader(                 new InputStreamReader(new FileInputStream(new File(jsonFile)), "UTF-8"));         if (reader != null) {             while ((sLine = reader.readLine()) != null) {                 sContent = sContent + sLine;             }             reader.close();         }                  Pattern pattern = Pattern.compile(Regex1);         Matcher matcher = pattern.matcher(sContent);         int count = 0;                  System.out.println("Start processing...");         while(matcher.find()) {             count++;             sLink = sContent.substring(matcher.start() + 6, matcher.end() - 1);             sLink = sLink.replaceAll("\/", "/");             aLink.add(sLink);          }                  System.out.println(count + " pictures were found");                  for (String sLinkTemp : aLink) {             url = new URL(sLinkTemp);             DataInputStream dataInputStream = new DataInputStream(url.openStream());                          outputFile = outputFolder + count + ".jpg";             FileOutputStream fileOutputStream = new FileOutputStream(new File(outputFile));             ByteArrayOutputStream output = new ByteArrayOutputStream();             System.out.println("Downloading " + sLinkTemp + " to file " + outputFile);                          byte[] buffer = new byte[1024];             int length;               while ((length = dataInputStream.read(buffer)) &gt; 0) {                 output.write(buffer, 0, length);             }             fileOutputStream.write(output.toByteArray());             dataInputStream.close();             fileOutputStream.close();                      count--;         }                  System.out.println("End of processing...");     } }</string></string>