/** * FileName:FileInputStreamException.java * @author zhanggw * @date 2018年2月3日 下午1:19:01 */ package fkjava; import java.io.BufferedInputStream; import java.io.FileInputStream; /** * @ClassName FileInputStreamException * @author zhanggw * @date 2018年2月3日 下午1:19:01 */ public class FileInputStreamExceptionDemo { public static void main(String[] args) throws Exception{ BufferedInputStream bufferedInputStream = new BufferedInputStream(new FileInputStream("d://temp/MethodParameterTest.java")); // 开始读取内容 int hasRead = 0; byte[] buff = new byte[64]; int readTimes = 0; while((hasRead=bufferedInputStream.read(buff))!=-1){ System.out.println(new String(buff,0,hasRead)); if(readTimes==1){ System.out.println("开始标记"); bufferedInputStream.mark(bufferedInputStream.available()+1); } readTimes++; } // 回退重读 System.out.println("开始回退重读"); bufferedInputStream.reset(); byte[] newBuff = new byte[64]; int newLen = 0; while((newLen=bufferedInputStream.read(newBuff))!=-1){ System.out.println(new String(newBuff,0,newLen)); } bufferedInputStream.close(); } }
BufferedInputStream的mark和reset。
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转载自blog.csdn.net/leadseczgw01/article/details/79246990
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