package fileReader;import java.io.BufferedReader;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.io.OutputStream;import javax.swing.JOptionPane;public class DemoFilre {    private static String MESSAGE = "";    public static void main(String[] args) {        String filePath = System.getProperty("user.home") + "\\Desktop\\aaa.txt";        readTxtFile(filePath);    }    public static void readTxtFile(String filePath) {        try {            String encoding = "GBK";            File file = new File(filePath);            if (file.isFile() && file.exists()) { // 判断文件是否存在                InputStreamReader read = new InputStreamReader(                        new FileInputStream(file), encoding);// 考虑到编码格式                BufferedReader bufferedReader = new BufferedReader(read);                String lineTxt = null;                while ((lineTxt = bufferedReader.readLine()) != null) {                    if(lineTxt.startsWith("==")) continue;                    if(lineTxt.isEmpty()) continue;                    System.out.println("D:\\workspace\\spdbSjptServer\\WebRoot\\" + lineTxt.toString());                    // 读文件,copy                    copyFile("D:\\workspace\\spdbSjptServer\\WebRoot\\" + lineTxt.toString(), System.getProperty("user.home") + "\\Desktop\\待上线\\" + lineTxt.toString(), true);                }                read.close();            } else {                System.out.println("找不到指定的文件");            }        } catch (Exception e) {            System.out.println("读取文件内容出错");            e.printStackTrace();        }    }    public static boolean copyFile(String srcFileName, String destFileName,            boolean overlay) {        File srcFile = new File(srcFileName);        // 判断源文件是否存在        if (!srcFile.exists()) {            MESSAGE = "源文件：" + srcFileName + "不存在！";            JOptionPane.showMessageDialog(null, MESSAGE);            return false;        } else if (!srcFile.isFile()) {            MESSAGE = "复制文件失败，源文件：" + srcFileName + "不是一个文件！";            JOptionPane.showMessageDialog(null, MESSAGE);            return false;        }        // 判断目标文件是否存在        File destFile = new File(destFileName);        if (destFile.exists()) {            // 如果目标文件存在并允许覆盖            if (overlay) {                // 删除已经存在的目标文件，无论目标文件是目录还是单个文件                new File(destFileName).delete();            }        } else {            // 如果目标文件所在目录不存在，则创建目录            if (!destFile.getParentFile().exists()) {                // 目标文件所在目录不存在                if (!destFile.getParentFile().mkdirs()) {                    // 复制文件失败：创建目标文件所在目录失败                    return false;                }            }        }        // 复制文件        int byteread = 0; // 读取的字节数        InputStream in = null;        OutputStream out = null;        try {            in = new FileInputStream(srcFile);            out = new FileOutputStream(destFile);            byte[] buffer = new byte[1024];            while ((byteread = in.read(buffer)) != -1) {                out.write(buffer, 0, byteread);            }            return true;        } catch (FileNotFoundException e) {            return false;        } catch (IOException e) {            return false;        } finally {            try {                if (out != null)                    out.close();                if (in != null)                    in.close();            } catch (IOException e) {                e.printStackTrace();            }        }    }}