快精灵印艺坊 您身边的文印专家
广州名片 深圳名片 会员卡 贵宾卡 印刷 设计教程
产品展示 在线订购 会员中心 产品模板 设计指南 在线编辑
 首页 名片设计   CorelDRAW   Illustrator   AuotoCAD   Painter   其他软件   Photoshop   Fireworks   Flash  

 » 彩色名片
 » PVC卡
 » 彩色磁性卡
 » 彩页/画册
 » 个性印务
 » 彩色不干胶
 » 明信片
   » 明信片
   » 彩色书签
   » 门挂
 » 其他产品与服务
   » 创业锦囊
   » 办公用品
     » 信封、信纸
     » 便签纸、斜面纸砖
     » 无碳复印纸
   » 海报
   » 大篇幅印刷
     » KT板
     » 海报
     » 横幅

JAVA实现远程文件读取

import java.io.*;
import java.net.*;
public class RemoteFileClient
{
protected String hostIp;
protected int hostPort;
protected BufferedReader socketReader;
protected PrintWriter socketWriter;


public static void main(String[] args)
{
RemoteFileClient remoteFileClient = new RemoteFileClient("127.0.0.1", 3000);
remoteFileClient.setUpConnection();
String fileContents =remoteFileClient.getFile("E:RemoteFile.txt");
remoteFileClient.tearDownConnection();
System.out.println(fileContents);
}
//==========================
public RemoteFileClient(String aHostIp, int aHostPort)
{
hostIp = aHostIp;
hostPort = aHostPort;
}
//===========================
public void setUpConnection()
{
try
{
Socket client = new Socket(hostIp, hostPort);
socketReader = new BufferedReader(
new InputStreamReader(client.getInputStream()));
socketWriter = new PrintWriter(client.getOutputStream());
} catch (UnknownHostException e) {
System.out.println("Error setting up socket connection: unknown host at " + hostIp + ":" + hostPort);
} catch (IOException e) {
System.out.println("Error setting up socket connection: " + e);
}
}
//=============================
public String getFile(String fileNameToGet)
{
StringBuffer fileLines = new StringBuffer();
try
{
socketWriter.println(fileNameToGet);
socketWriter.flush();
String line = null;
while ((line = socketReader.readLine()) != null)
fileLines.append(line + " ");
}
catch (IOException e)
{
System.out.println("Error reading from file: " + fileNameToGet);
}
return fileLines.toString();
}
//========================
public void tearDownConnection()
{
try
{
socketWriter.close();
socketReader.close();
}
catch (IOException e)
{
System.out.println("Error tearing down socket connection: " + e);
}
}
//=========================

}
=================================================================



服务器端
=========
import java.io.*;
import java.net.*;
public class RemoteFileServer {
protected int listenPort = 3000;

public static void main(String[] args)
{
RemoteFileServer server = new RemoteFileServer();
server.acceptConnections();
}


public void acceptConnections() {
try {
ServerSocket server = new ServerSocket(listenPort);
Socket incomingConnection = null;
while (true) {
incomingConnection = server.accept();
handleConnection(incomingConnection);
}
} catch (BindException e) {
System.out.println("Unable to bind to port " + listenPort);
} catch (IOException e) {
System.out.println("Unable to instantiate a ServerSocket on port: " + listenPort);
}
}


public void handleConnection(Socket incomingConnection)
{
try
{
OutputStream outputToSocket = incomingConnection.getOutputStream();
InputStream inputFromSocket = incomingConnection.getInputStream();
BufferedReader streamReader =
new BufferedReader(new InputStreamReader(inputFromSocket));
FileReader fileReader = new FileReader(new File(streamReader.readLine()));
BufferedReader bufferedFileReader = new BufferedReader(fileReader);
PrintWriter streamWriter =
new PrintWriter(incomingConnection.getOutputStream());
String line = null;
while ((line = bufferedFileReader.readLine()) != null)
{
streamWriter.println(line);
}
fileReader.close();
streamWriter.close();
streamReader.close();
}
catch (Exception e)
{
System.out.println("Error handling a client: " + e);
}
}

}
返回类别: 教程
上一教程: JSP + JAVABEAN循序渐进教程(三)
下一教程: 如何成为一个优秀的JSP程序员

您可以阅读与"JAVA实现远程文件读取"相关的教程:
· JAVA文件读取路径问与答
· JAVA:配置文件读取器
· JSP中读取远程机器的PROPERTIES文件和IP地址
· JAVA实现:文件选择器中运行.EXE文件
· Java中实现文件拷实例
    微笑服务 优质保证 索取样品