Java IO 合并流-合并字节输入流

合并流：合并字节输入流：

package com.mldn;
import java.io.File;
import java.io.InputStream;
import java.io.FileInputStream;
import java.io.OutputStream;
import java.io.FileOutputStream;
import java.io.SequenceInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
public class SequenceDemo
{
        public static void main(String[] args)
        {
                String path = File.separator + “home” + File.separator + “administrator” + File.separator;        // 操作目录
                File file1 = new File(path + “111”);        // 实例化文件
                File file2 = new File(path + “ps.txt”);        // 实例化文件
                File file3 = new File(path + “dest.txt”);        // 实例化文件
                InputStream input1 = null;                                // 声明字节输入流
                InputStream input2 = null;                                // 声明字节输入流
                try
                {
                        input1 = new FileInputStream(file1);        // 实例化字节输入流
                        input2 = new FileInputStream(file2);        // 实例化字节输入流
                }
                catch (FileNotFoundException e)
                {
                        System.out.println(“源文件不存在！”);
                }
                SequenceInputStream sinput = null;                // 声明合并流
                                                                                                // 实例化合并流
                sinput = new SequenceInputStream(input1, input2);
                OutputStream output = null;                                // 声明字节输出流
                try
                {
                        output = new FileOutputStream(file3);        // 实例化字节输出流
                }
                catch (FileNotFoundException e)
                {
                        System.out.println(“操作文件不存在！”);
                }               
                int temp = 0;       
                try
                {       
                        while ((temp = sinput.read()) != -1)        // 未读完
                        {
                                output.write(temp);                                        // 保存数据
                        }
                }
                catch (IOException e)
                {
                        e.printStackTrace();
                }
                try
                {
                        sinput.close();                                // 关闭合并流
                        output.close();                                // 关闭字节输出流
                        input1.close();                                // 关闭字节输入流1
                        input2.close();                                // 关闭字节输入流2
                }
                catch (IOException e)
                {
                        e.printStackTrace();
                }
                System.out.println(“数据合并操作完成！”);
        }
}
/*
administrator@xu-desktop:~$ java com.mldn.SequenceDemo
数据合并操作完成！
~““合并流是一种字节输入流，可以简单地把若干字节输入流的内容合并到一块读入；
*/

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