Java实现文件复制

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
/**
 * <p>CopyFile.java</p>
 * <p>Created on Apr 17, 2009, 4:33:43 PM</p>
 * <p>Copyright (c) 2007-2009. CUCKOO Workgroup, USTC, P.R.China</p>
 * @author Ren Jian
 */
public class CopyFile {
    private boolean copy(String fileFrom, String fileTo) {
        try {
            FileInputStream in = new java.io.FileInputStream(fileFrom);
            FileOutputStream out = new FileOutputStream(fileTo);
            byte[] bt = new byte[1024];
            int count;
            while ((count = in.read(bt)) > 0) {
                out.write(bt, 0, count);
            }
            in.close();
            out.close();
            return true;
        } catch (IOException ex) {
            return false;
        }
    }
}