Java Socket文件传输，javasocket文件传输,import java.

Java Socket文件传输，javasocket文件传输,import java.

import java.io.BufferedInputStream;import java.io.BufferedOutputStream;import java.io.DataInputStream;import java.io.DataOutputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.net.ServerSocket;import java.net.Socket;public class FileServer { private int port = 1128; private ServerSocket servSocket; private Socket socket; private DataInputStream input; private DataOutputStream outPut; private String savePath = "E:\\up\\"; public void startServer() {  // 已经传输的文件大小  int ycSize = 0;  // 文件总大小  long sumSize = 0;  // 缓存大小  int hcSize = 8192;  // 缓存  byte[] hc = new byte[hcSize];  try {   servSocket = new ServerSocket(port);   socket = servSocket.accept();   input = new DataInputStream(new BufferedInputStream(     socket.getInputStream()));  } catch (IOException e) {   e.printStackTrace();  }  try {   // 将文件名字读取进来   savePath += input.readUTF();   // 文件的长度读取进来（实际只是为了显示进度）   sumSize = input.readLong();  } catch (IOException e) {   e.printStackTrace();  }  try {   outPut = new DataOutputStream(new BufferedOutputStream(     new FileOutputStream(savePath)));  } catch (FileNotFoundException e) {   e.printStackTrace();  }  while (true) {   int read = 0;   if (input != null) {    try {     read = input.read(hc);    } catch (IOException e) {     e.printStackTrace();    }   }   ycSize += read;   if (read == -1) {    break;   }   // 下面进度条本为图形界面的prograssBar做的，这里如果是打文件，可能会重复打印出一些相同的百分比   System.out.println("文件接收了" + (ycSize * 100 / sumSize) + "%\n");   try {    outPut.write(hc, 0, read);   } catch (IOException e) {    e.printStackTrace();   }  }  if (outPut != null) {   try {    outPut.close();   } catch (IOException e) {    e.printStackTrace();   }   outPut = null;  }  if (input != null) {   try {    input.close();   } catch (IOException e) {    e.printStackTrace();   }   input = null;  }  if (socket != null) {   try {    socket.close();   } catch (IOException e) {    e.printStackTrace();   }   socket = null;  }  if (servSocket != null) {   try {    servSocket.close();   } catch (IOException e) {    e.printStackTrace();   }   servSocket = null;  }  System.out.println("接收完成，文件存为" + savePath + "\n"); } public static void main(String[] args) {  FileServer fileServer = new FileServer();  fileServer.startServer(); }}import java.io.BufferedInputStream;import java.io.DataInputStream;import java.io.DataOutputStream;import java.io.File;import java.io.FileInputStream;import java.io.IOException;import java.net.Socket;import java.net.UnknownHostException;public class FileClient { public static void main(String[] args) {  String filePath = "E:\\TDDOWNLOAD\\DEEPBBS.COM_GhostXPsp3_2011.07CJ.iso";  File file = new File(filePath);  DataInputStream input = null;  DataOutputStream output = null;  Socket socket = null;  try {   String ip = "192.168.1.104";   int port = 1128;   socket = new Socket(ip, port);   input = new DataInputStream(new BufferedInputStream(     new FileInputStream(filePath)));   output = new DataOutputStream(socket.getOutputStream());  } catch (UnknownHostException e) {   e.printStackTrace();  } catch (IOException e) {   e.printStackTrace();  }  try {   output.writeUTF(file.getName());   output.flush();   output.writeLong((long) file.length());   output.flush();  } catch (IOException e) {   e.printStackTrace();  }  int bufferSize = 8192;  byte[] buf = new byte[bufferSize];  while (true) {   int read = 0;   if (input != null) {    try {     read = input.read(buf);    } catch (IOException e) {     e.printStackTrace();    }   }   if (read == -1) {    break;   }   try {    output.write(buf, 0, read);    output.flush();   } catch (IOException e) {    e.printStackTrace();   }  }  try {   input.close();   output.close();   socket.close();  } catch (IOException e) {   e.printStackTrace();  } }}