package test.stream; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; /** * 读写字符串数据 * @author Frost.Yen * @E-mail 871979853@qq.com * @date 2016年4月13日 */ public class TestWriteData01 { public static void main(String[] args) { FileOutputStream fos = null; FileInputStream fis = null; try { fos = new FileOutputStream("E:\JAVA\Examples\To Learn\src\test\stream\data.dat"); String hello = "hello world"; byte[] buf = hello.getBytes(); fos.write(buf, 0, buf.length); String str = String.valueOf(12024568); fos.write(str.getBytes(), 0, str.getBytes().length); str = String.valueOf(13); fos.write(str.getBytes(), 0, str.getBytes().length); str = String.valueOf(28); fos.write(str.getBytes(), 0, str.getBytes().length); fis = new FileInputStream("E:\JAVA\Examples\To Learn\src\test\stream\data.dat"); byte[] buf1 = new byte[1024]; int len = 0; while((len = fis.read(buf1))>=0){ System.out.write(buf1, 0, len); } } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally { try { if(fos!=null) fos.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } try { if(fis!=null) fis.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } } }