sequence.java

《Java TCP/IP应用开发详解》的部分源程序,开发环境为ECLIPSE3.1

package section8;
import java.util.*;
import java.io.*;
public class Sequence {

	/**
	 * @param args
	 */
	public static void main(String[] args)throws IOException {
		// TODO Auto-generated method stub
FileInputStream in1=null,in2=null;
SequenceInputStream s=null;
FileOutputStream out=null;
try{
	File inputFile1=new File("1.txt");
	File inputFile2=new File("2.txt");
	File outputFile=new File("12.txt");
	in1=new FileInputStream(inputFile1);
	in2=new FileInputStream(inputFile2);
	s=new SequenceInputStream(in1,in2);
	out=new FileOutputStream(outputFile);
	int c;
	while((c=s.read())!=-1)
		out.write(c);
	in1.close();
	in2.close();
	s.close();
	out.close();
	System.out.println("ok...");
}catch(IOException e)
{
	e.printStackTrace();
}finally{
	if(in1!=null)try{in1.close();}catch(IOException e){}
	if(in2!=null)try{in2.close();}catch(IOException e){}
	if(s!=null)try{s.close();}catch(IOException e){}
	if(out!=null)try{out.close();}catch(IOException e){}

}
	}

}