读写文件内容

public class IOStreamDemo {
	public static void main(String[] args) {
		try {
			BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter("C:\\file_out.txt"));
			BufferedReader bufferedReader = new BufferedReader(new FileReader("c:\\hb.log"));
			String tempStr;
			while((tempStr = bufferedReader.readLine()) != null){
				System.out.println(tempStr);
				bufferedWriter.write(tempStr);
			}
			bufferedReader.close();
			//数据先是放到缓冲区中的，然后再写入文件，因此一定要用flush()方法，否则在文件中没有数据显示
			bufferedWriter.flush();
			bufferedWriter.close();
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
}

 

public class ReadOfficeDoc {

	/*
	 * 不能直接获取doc文档中的数据，获取的全部是乱码
	 */
	public static void main(String[] args) {
		FileInputStream fis;
		try {
			fis = new FileInputStream("c:\\HUAWEI统一WebUI接口说明书.doc");
			BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(fis));
			String str;
			while((str = bufferedReader.readLine()) != null){
				System.out.println(str);
			}
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
}