package cn.itcast.net.p2.ie_server;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.net.Socket;
import java.net.UnknownHostException;
public class MyBrowser {
/**
* @param args
* @throws IOException
* @throws UnknownHostException
*/
public static void main(String[] args) throws UnknownHostException, IOException {
Socket s = new Socket("192.168.1.100",8080);
//模拟浏览器，给tomcat服务端发送符合http协议的请求消息。
PrintWriter out = new PrintWriter(s.getOutputStream(),true);
out.println("GET /myweb/1.html HTTP/1.1");
out.println("Accept: */*");
out.println("Host: 192.168.1.100:8080");
out.println("Connection: close");
out.println();
out.println();
InputStream in = s.getInputStream();
byte[] buf = new byte[1024];
int len = in.read(buf);
String str =new String(buf,0,len);
System.out.println(str);
s.close();
//http://192.168.1.100:8080/myweb/1.html
}
}
package cn.itcast.net.p2.ie_server;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;
public class MyTomcat {
/**
* @param args
* @throws IOException
*/
public static void main(String[] args) throws IOException {
ServerSocket ss = new ServerSocket(9090);
Socket s = ss.accept();
System.out.println(s.getInetAddress().getHostAddress()+".....connected");
InputStream in = s.getInputStream();
byte[] buf = new byte[1024];
int len = in.read(buf);
String text = new String(buf,0,len);
System.out.println(text);
//给客户端一个反馈信息。
PrintWriter out = new PrintWriter(s.getOutputStream(),true);
out.println("<font color='red' size='7'>欢迎光临</font>");
s.close();
ss.close();
}
}
package cn.itcast.net.p2.ie_server;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.net.URLConnection;
public class URLDemo {
/**
* @param args
* @throws IOException
*/
public static void main(String[] args) throws IOException {
String str_url = "http://192.168.1.100:8080/myweb/1.html";
URL url = new URL(str_url);
// System.out.println("getProtocol:"+url.getProtocol());
// System.out.println("getHost:"+url.getHost());
// System.out.println("getPort:"+url.getPort());
// System.out.println("getFile:"+url.getFile());
// System.out.println("getPath:"+url.getPath());
// System.out.println("getQuery:"+url.getQuery());
// InputStream in = url.openStream();
//获取url对象的Url连接器对象。将连接封装成了对象:java中内置的可以解析的具体协议的对象+socket.
URLConnection conn = url.openConnection();
// String value = conn.getHeaderField("Content-Type");
// System.out.println(value);
// System.out.println(conn);
//sun.net.www.protocol.http.HttpURLConnection:http://192.168.1.100:8080/myweb/1.html
InputStream in = conn.getInputStream();
byte[] buf = new byte[1024];
int len = in.read(buf);
String text = new String(buf,0,len);
System.out.println(text);
in.close();
}
}
package cn.itcast.net.p3.iegui;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.io.InputStream;
import java.net.URL;
import javax.swing.JButton;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.SwingUtilities;
import javax.swing.WindowConstants;
/**
* This code was edited or generated using CloudGarden's Jigloo
* SWT/Swing GUI Builder, which is free for non-commercial
* use. If Jigloo is being used commercially (ie, by a corporation,
* company or business for any purpose whatever) then you
* should purchase a license for each developer using Jigloo.
* Please visit www.cloudgarden.com for details.
* Use of Jigloo implies acceptance of these licensing terms.
* A COMMERCIAL LICENSE HAS NOT BEEN PURCHASED FOR
* THIS MACHINE, SO JIGLOO OR THIS CODE CANNOT BE USED
* LEGALLY FOR ANY CORPORATE OR COMMERCIAL PURPOSE.
*/
public class MyBrowseGUI extends javax.swing.JFrame {
private JTextField url_text;
private JButton goto_but;
private JScrollPane jScrollPane1;
private JTextArea page_content;
/**
* Auto-generated main method to display this JFrame
*/
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
MyBrowseGUI inst = new MyBrowseGUI();
inst.setLocationRelativeTo(null);
inst.setVisible(true);
}
});
}
public MyBrowseGUI() {
super();
initGUI();
}
private void initGUI() {
try {
setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
getContentPane().setLayout(null);
{
url_text = new JTextField();
getContentPane().add(url_text);
url_text.setBounds(12, 36, 531, 44);
url_text.addKeyListener(new KeyAdapter() {
public void keyPressed(KeyEvent evt) {
url_textKeyPressed(evt);
}
});
}
{
goto_but = new JButton();
getContentPane().add(goto_but);
goto_but.setText("u8f6c u5230");
goto_but.setBounds(555, 36, 134, 44);
goto_but.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent evt) {
goto_butActionPerformed(evt);
}
});
}
{
jScrollPane1 = new JScrollPane();
getContentPane().add(jScrollPane1);
jScrollPane1.setBounds(12, 92, 676, 414);
{
page_content = new JTextArea();
jScrollPane1.setViewportView(page_content);
}
}
pack();
this.setSize(708, 545);
} catch (Exception e) {
//add your error handling code here
e.printStackTrace();
}
}
private void goto_butActionPerformed(ActionEvent evt) {
showPage();
}
private void url_textKeyPressed(KeyEvent evt) {
if(evt.getKeyCode()==KeyEvent.VK_ENTER)
showPage();
}
private void showPage() {
try {
String url_str = url_text.getText();
URL url = new URL(url_str);
InputStream in = url.openConnection().getInputStream();//url.openStream();
page_content.setText("");
byte[] buf = new byte[1024];
int len = in.read(buf);
String text = new String(buf,0,len,"utf-8");
page_content.setText(text);
in.close();
} catch (Exception e) {
// TODO: handle exception
}
}
}