Mega Code Archive
Copying a Directory
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import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
public class Main {
public static void main(String[] argv) throws Exception {
copyDirectory(new File("c:\\"), new File("d:\\")) ;
}
public static void copyDirectory(File srcDir, File dstDir) throws IOException {
if (srcDir.isDirectory()) {
if (!dstDir.exists()) {
dstDir.mkdir();
}
String[] children = srcDir.list();
for (int i = 0; i < children.length; i++) {
copyDirectory(new File(srcDir, children[i]), new File(dstDir, children[i]));
}
} else {
copyFile(srcDir, dstDir);
}
}
public static void copyFile(File src, File dst) throws IOException {
InputStream in = new FileInputStream(src);
OutputStream out = new FileOutputStream(dst);
byte[] buf = new byte[1024];
int len;
while ((len = in.read(buf)) > 0) {
out.write(buf, 0, len);
}
in.close();
out.close();
}
}
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