java读取目录上所有文件，转换编码后输出
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
public class Translate {
public static void main(String[] args){
Translate.multiFile();
}
public static void singleFile(){
//读取文件内容
String path = "D:/cmis/data/";
FileOutputStream fos = null;
OutputStreamWriter osw = null;
try{
File file=new File(path);
File[] tempList = file.listFiles();
fos = new FileOutputStream( "D:/cmis/Result.txt");
osw = new OutputStreamWriter(fos, "GB2312" );
System.out.println("该目录下对象个数："+tempList.length);
for (int i = 0; i < tempList.length; i++) {
if (tempList[i].isFile()) {
System.out.println("文 件："+tempList[i]);
// read file
if(tempList[i].exists()){
FileInputStream fi = new FileInputStream(tempList[i]);
InputStreamReader isr = new InputStreamReader(fi, "utf-8");
BufferedReader bfin = new BufferedReader(isr);
String rLine = "";
while((rLine = bfin.readLine())!=null){
// write file
osw.write(rLine+"\n");
osw.flush();
}
bfin.close();
isr.close();
}
}
if (tempList[i].isDirectory()) {
System.out.println("文件夹："+tempList[i]);
}
}
osw.close();
fos.close();
}catch(Exception e) {
e.printStackTrace();
}
}
public static void multiFile(){
//读取文件内容
String path = "D:/cmis/data/";
FileOutputStream fos = null;
OutputStreamWriter osw = null;
try{
File file=new File(path);
File[] tempList = file.listFiles();
System.out.println("该目录下对象个数："+tempList.length);
for (int i = 0; i < tempList.length; i++) {
if (tempList[i].isFile()) {
System.out.println("文 件："+tempList[i]);
fos = new FileOutputStream( "D:/cmis/result/"+ tempList[i].getName());
osw = new OutputStreamWriter(fos, "GB2312" );
// read file
if(tempList[i].exists()){
FileInputStream fi = new FileInputStream(tempList[i]);
InputStreamReader isr = new InputStreamReader(fi, "utf-8");
BufferedReader bfin = new BufferedReader(isr);
String rLine = "";
while((rLine = bfin.readLine())!=null){
// write file
osw.write(rLine+"\n");
osw.flush();
}
bfin.close();
isr.close();
}
osw.close();
fos.close();
}
if (tempList[i].isDirectory()) {
System.out.println("文件夹："+tempList[i]);
}
}
}catch(Exception e) {
e.printStackTrace();
}
}
}