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package com.cug.datastream;import java.io.BufferedOutputStream;import java.io.FileInputStream;import java.io.FileOutputStream;import java.io.IOException;import java.io.SequenceInputStream;public class SequenceInputStreamDemo {	public static void main(String[] args) throws IOException {		FileInputStream fis1 = new FileInputStream("a.txt");		FileInputStream fis2 = new FileInputStream("b.txt");		SequenceInputStream sis = new SequenceInputStream(fis1, fis2);				BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream("c.txt"));				byte[] buf = new byte[1024];		int len = 0;		while((len = sis.read(buf)) != -1){			bos.write(buf,0,len);		}				fis1.close();		fis2.close();		sis.close();		bos.close();			}}

package com.cug.datastream;import java.io.BufferedOutputStream;import java.io.FileInputStream;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.SequenceInputStream;import java.util.Enumeration;import java.util.Vector;public class SequenceInputStreamDemo01 {	public static void main(String[] args) throws IOException {		Vector
   
     ivec = new Vector
    
     ();		InputStream is1 = new FileInputStream("a.txt");		InputStream is2 = new FileInputStream("b.txt");		InputStream is3 = new FileInputStream("c.txt");		InputStream is4 = new FileInputStream("d.txt");		InputStream is5 = new FileInputStream("p.txt");		InputStream is6 = new FileInputStream("r.txt");		ivec.add(is1);		ivec.add(is2);		ivec.add(is3);		ivec.add(is4);		ivec.add(is5);		ivec.add(is6);								Enumeration
     
       en = ivec.elements();		SequenceInputStream sis = new SequenceInputStream(en);		BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream("copy.java"));				byte[] buf = new byte[1024];		int length = 0;		while((length = sis.read(buf))!=-1){			bos.write(buf,0,length);		}				sis.close();		bos.close();	}}
     
    
   

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