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import java.io.File;
import java.text.DecimalFormat;
import java.io.FileInputStream;
public class GetFileSize
{
public long getFileSizes(File f) throws Exception{//È¡µÃÎļþ´óС
long s=0;
if (f.exists()) {
FileInputStream fis = null;
fis = new FileInputStream(f);
s= fis.available();
} else {
f.createNewFile();
System.out.println("Îļþ²»´æÔÚ");
}
return s;
}
// µÝ¹é
public long getFileSize(File f)throws Exception//È¡µÃÎļþ¼Ð´óС
{
long size = 0;
File flist[] = f.listFiles();
for (int i = 0; i < flist.length; i++)
{
if (flist[i].isDirectory())
{
size = size + getFileSize(flist[i]);
} else
{
size = size + flist[i].length();
}
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Calendar time=Calendar.getInstance();
time.clear();
time.set(Calendar.YEAR,year); //year Ϊ int
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package javatest_danny;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.PipedInputStream;
import java.io.PipedOutputStream;
public class pipeStreamTest {
public static void main(String[] args) {
try
{
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