单个流拼一块

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package a;
//单个流拼一块
import java.io.*;

public class TestNow {

	public static void main(String[] args) throws IOException {
	
		BufferedOutputStream bout=new BufferedOutputStream(new FileOutputStream("D:\\13.txt")); 
		FileInputStream in1=new FileInputStream("D:\\11.txt");
		FileInputStream in2=new FileInputStream("D:\\12.txt");
		FileInputStream in3=new FileInputStream("D:\\14.txt");
		BufferedInputStream bin1=new BufferedInputStream(in1);
		BufferedInputStream bin2=new BufferedInputStream(in2);
		BufferedInputStream bin3=new BufferedInputStream(in3);
		SequenceInputStream seq=new SequenceInputStream(bin1,bin2);
		seq=new SequenceInputStream(seq,bin3);
		int i;
		while((i=seq.read())!=-1)
			bout.write(i);
		seq.close();
		bin3.close();
		bin1.close();
		bin2.close();
		bout.close();
		

	}

}