FileReader和FileWriter

//文件字符流 FileReader,FileWriter
FileReader fr=null;
FileWriter fw=null;
try {
fr =new FileReader("e:/abc.txt");

fw =new FileWriter("d:/a.txt");
//读取一个文件并写入到另一个文件中char[]来中转
char c[]=new char[1024];
int n=0;
while((n=fr.read(c))!=-1)
{
String s=new String(c, 0, n);
fw.write(s);
System.out.println(s);
}
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}finally
{
try {
fr.close();
fw.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}

}