GBK 和 UTF8 转码

来源：互联网发布：消原音软件编辑：程序博客网时间：2024/05/17 00:12

GBK 转 UTF8import java.io.BufferedReader;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.io.UnsupportedEncodingException;import java.io.Writer;import java.util.ArrayList;import java.util.List;import java.util.regex.Matcher;import java.util.regex.Pattern;/** * @author Administrator * */public class GBKtoUTF8ConvertEncoding {   public static void main(String[] args) throws Exception {      String srcDir = "C:\\WorkPlace\\Ebuy_20141217\\src";//       List<String> files = new ArrayList<String>();      fetchFileList(srcDir, files, ".java");      for(String fileName : files){         convert(fileName,"GBK", fileName, "UTF-8");//               }    }   public static void convert(String oldFile, String oldCharset, String newFlie, String newCharset){      BufferedReader bin;      FileOutputStream fos;      StringBuffer content = new StringBuffer();      try {         System.out.println(oldFile);         bin = new BufferedReader(new InputStreamReader(new FileInputStream(oldFile), "gbk"));         String line = null;         while((line=bin.readLine())!=null){//          System.out.println("content:" + content);            content.append(line);            content.append(System.getProperty("line.separator"));         }         bin.close();         File dir = new File(newFlie.substring(0, newFlie.lastIndexOf("\\")));         if(!dir.exists()){            dir.mkdirs();         }         fos = new FileOutputStream(newFlie);         Writer out = new OutputStreamWriter(fos, newCharset);         out.write(content.toString());         out.close();         fos.close();      } catch (UnsupportedEncodingException e) {         e.printStackTrace();      } catch (FileNotFoundException e) {         e.printStackTrace();      } catch (IOException e) {         e.printStackTrace();      }   }   public static void fetchFileList(String strPath, List<String> filelist, final String regex) {      File dir = new File(strPath);        File[] files = dir.listFiles();        Pattern p = Pattern.compile(regex);        if (files == null)            return;        for (int i = 0; i < files.length; i++) {            if (files[i].isDirectory()) {               fetchFileList(files[i].getAbsolutePath(), filelist, regex);            } else {                String strFileName = files[i].getAbsolutePath().toLowerCase();                Matcher m = p.matcher(strFileName);                if(m.find()){                  filelist.add(strFileName);                }            }        }    }}

 UTF8 转 GBK

import java.io.BufferedReader;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.io.UnsupportedEncodingException;import java.io.Writer;import java.util.ArrayList;import java.util.List;import java.util.regex.Matcher;import java.util.regex.Pattern;/** * @author Administrator * */public class UTF8toGBKConvertEncoding {   public static void main(String[] args) throws Exception {<span style="white-space:pre"></span>       String srcDir = "C:\\WorkPlace\\MYS2SH\\src\\com\\test\\cccccc";//       List<String> files = new ArrayList<String>();      fetchFileList(srcDir, files, ".java");      for(String fileName : files){         convert(fileName,"UTF-8", fileName, "GBK");//               }    }   public static void convert(String oldFile, String oldCharset, String newFlie, String newCharset){      BufferedReader bin;      FileOutputStream fos;      StringBuffer content = new StringBuffer();      try {         System.out.println(oldFile);         bin = new BufferedReader(new InputStreamReader(new FileInputStream(oldFile), "utf8"));         String line = null;         while((line=bin.readLine())!=null){//          System.out.println("content:" + content);            content.append(line);            content.append(System.getProperty("line.separator"));         }         bin.close();         File dir = new File(newFlie.substring(0, newFlie.lastIndexOf("\\")));         if(!dir.exists()){            dir.mkdirs();         }         fos = new FileOutputStream(newFlie);         Writer out = new OutputStreamWriter(fos, newCharset);         out.write(content.toString());         out.close();         fos.close();      } catch (UnsupportedEncodingException e) {         e.printStackTrace();      } catch (FileNotFoundException e) {         e.printStackTrace();      } catch (IOException e) {         e.printStackTrace();      }   }   public static void fetchFileList(String strPath, List<String> filelist, final String regex) {      File dir = new File(strPath);        File[] files = dir.listFiles();        Pattern p = Pattern.compile(regex);        if (files == null)            return;        for (int i = 0; i < files.length; i++) {            if (files[i].isDirectory()) {               fetchFileList(files[i].getAbsolutePath(), filelist, regex);            } else {                String strFileName = files[i].getAbsolutePath().toLowerCase();                Matcher m = p.matcher(strFileName);                if(m.find()){                  filelist.add(strFileName);                }            }        }    }}

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