批量网文件夹中写入文件

批量网文件夹中写入文件

package com.test;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;

/**
 * 批量网文件夹中写入文件
 * 
 * @author 原创 http://www.javakcsj.com/
 * @date2018-8-19
 */
public class WriteFileBatch {
	public static void main(String[] args) {
		WriteFileBatch.done();
	}

	public static void done() {
		File addOne = new File("E:\\xxxx.txt");// 要添加的文件
		File addtwo = new File("E:\\xxxx.doc");

		File file = new File("E:\\dir");// 需要批量写入到这儿的文件夹，里面可以是文件夹
		File[] files = file.listFiles();
		for (int i = 0; i < files.length; i++) {
			if (files[i].isFile()) {
				continue;
			}
			copyFile(addOne.getPath(),
					files[i].getPath() + "\\" + addOne.getName());
			copyFile(addtwo.getPath(),
					files[i].getPath() + "\\" + addtwo.getName());
		}
	}

	/**
	 * 复制单个文件
	 * 
	 * @param oldPath
	 *            String 原文件路径 如：c:/fqf.txt
	 * @param newPath
	 *            String 复制后路径 如：f:/fqf.txt
	 * @return boolean
	 */
	public static void copyFile(String oldPath, String newPath) {
		System.out.println(oldPath);
		try {
			int bytesum = 0;
			int byteread = 0;
			File oldfile = new File(oldPath);
			if (oldfile.exists()) { // 文件存在时
				InputStream inStream = new FileInputStream(oldPath); // 读入原文件
				FileOutputStream fs = new FileOutputStream(newPath);
				byte[] buffer = new byte[1444];
				while ((byteread = inStream.read(buffer)) != -1) {
					bytesum += byteread; // 字节数 文件大小
					fs.write(buffer, 0, byteread);
				}
				inStream.close();
				fs.close();
			} else {
				System.out.println("不存在源路径");
			}
		} catch (Exception e) {
			System.out.println("复制单个文件操作出错");
			e.printStackTrace();

		}
	}

	/**
	 * 复制整个文件夹内容
	 * 
	 * @param oldPath
	 *            String 原文件路径 如：c:/fqf
	 * @param newPath
	 *            String 复制后路径 如：f:/fqf/ff
	 * @return boolean
	 */
	public static void copyFolder(String oldPath, String newPath) {

		try {
			(new File(newPath)).mkdirs(); // 如果文件夹不存在 则建立新文件夹
			File a = new File(oldPath);
			String[] file = a.list();
			File temp = null;
			for (int i = 0; i < file.length; i++) {
				if (oldPath.endsWith(File.separator)) {
					temp = new File(oldPath + file[i]);
				} else {
					temp = new File(oldPath + File.separator + file[i]);
				}

				if (temp.isFile()) {
					FileInputStream input = new FileInputStream(temp);
					FileOutputStream output = new FileOutputStream(newPath
							+ "/" + (temp.getName()).toString());
					byte[] b = new byte[1024 * 5];
					int len;
					while ((len = input.read(b)) != -1) {
						output.write(b, 0, len);
					}
					output.flush();
					output.close();
					input.close();
				}
				if (temp.isDirectory()) {// 如果是子文件夹
					copyFolder(oldPath + "/" + file[i], newPath + "/" + file[i]);
				}
			}
		} catch (Exception e) {
			System.out.println("复制整个文件夹内容操作出错");
			e.printStackTrace();

		}
	}
}

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