Java by API/javax.net/URL — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
Admin (обсуждение | вклад) м (1 версия) |
(нет различий)
|
Текущая версия на 17:35, 31 мая 2010
Содержание
new URL(String address)
<source lang="java">
/*
* Output: * *
Protocol: http Port: -1 Host: www.jexp.ru File: Ext:http://www.jexp.ru
*/
import java.net.URL; public class MainClass {
public static void main(String args[]) throws Exception { URL hp = new URL("http://www.jexp.ru"); System.out.println("Protocol: " + hp.getProtocol()); System.out.println("Port: " + hp.getPort()); System.out.println("Host: " + hp.getHost()); System.out.println("File: " + hp.getFile()); System.out.println("Ext:" + hp.toExternalForm()); }
}
</source>
new URL(String protocol, String host, int port, String file)
<source lang="java">
/*
* Output: *
Date: 1145919603000 Type: text/html Exp: 0 Last M: 1143834458000 Length: 208546
*/
import java.net.URL; import java.net.URLConnection; public class MainClass {
public static void main(String args[]) throws Exception { int c; URL hp = new URL("http", "www.jexp.ru", 80, "/"); URLConnection hpCon = hp.openConnection(); System.out.println("Date: " + hpCon.getDate()); System.out.println("Type: " + hpCon.getContentType()); System.out.println("Exp: " + hpCon.getExpiration()); System.out.println("Last M: " + hpCon.getLastModified()); System.out.println("Length: " + hpCon.getContentLength()); }
}
</source>
URL: getFile()
<source lang="java">
/*
* Output: * *
Protocol: http Port: -1 Host: www.jexp.ru File: Ext:http://www.jexp.ru
*/
import java.net.URL; public class MainClass {
public static void main(String args[]) throws Exception { URL hp = new URL("http://www.jexp.ru"); System.out.println("Protocol: " + hp.getProtocol()); System.out.println("Port: " + hp.getPort()); System.out.println("Host: " + hp.getHost()); System.out.println("File: " + hp.getFile()); System.out.println("Ext:" + hp.toExternalForm()); }
}
</source>
URL: getHost()
<source lang="java">
/*
* Output: * *
Protocol: http Port: -1 Host: www.jexp.ru File: Ext:http://www.jexp.ru
*/
import java.net.URL; public class MainClass {
public static void main(String args[]) throws Exception { URL hp = new URL("http://www.jexp.ru"); System.out.println("Protocol: " + hp.getProtocol()); System.out.println("Port: " + hp.getPort()); System.out.println("Host: " + hp.getHost()); System.out.println("File: " + hp.getFile()); System.out.println("Ext:" + hp.toExternalForm()); }
}
</source>
URL: getPort()
<source lang="java">
/*
* Output: * *
Protocol: http Port: -1 Host: www.jexp.ru File: Ext:http://www.jexp.ru
*/
import java.net.URL; public class MainClass {
public static void main(String args[]) throws Exception { URL hp = new URL("http://www.jexp.ru"); System.out.println("Protocol: " + hp.getProtocol()); System.out.println("Port: " + hp.getPort()); System.out.println("Host: " + hp.getHost()); System.out.println("File: " + hp.getFile()); System.out.println("Ext:" + hp.toExternalForm()); }
}
</source>
URL: getProtocol()
<source lang="java">
/*
* Output: * *
Protocol: http Port: -1 Host: www.jexp.ru File: Ext:http://www.jexp.ru
*/
import java.net.URL; public class MainClass {
public static void main(String args[]) throws Exception { URL hp = new URL("http://www.jexp.ru"); System.out.println("Protocol: " + hp.getProtocol()); System.out.println("Port: " + hp.getPort()); System.out.println("Host: " + hp.getHost()); System.out.println("File: " + hp.getFile()); System.out.println("Ext:" + hp.toExternalForm()); }
}
</source>
URL: openConnection()
<source lang="java">
/*
* Output: *
Date: 1145919603000 Type: text/html Exp: 0 Last M: 1143834458000 Length: 208546
*/
import java.net.URL; import java.net.URLConnection; public class MainClass {
public static void main(String args[]) throws Exception { int c; URL hp = new URL("http", "www.jexp.ru", 80, "/"); URLConnection hpCon = hp.openConnection(); System.out.println("Date: " + hpCon.getDate()); System.out.println("Type: " + hpCon.getContentType()); System.out.println("Exp: " + hpCon.getExpiration()); System.out.println("Last M: " + hpCon.getLastModified()); System.out.println("Length: " + hpCon.getContentLength()); }
}
</source>
URL: toExternalForm()
<source lang="java">
/*
* Output: * *
Protocol: http Port: -1 Host: www.jexp.ru File: Ext:http://www.jexp.ru
*/
import java.net.URL; public class MainClass {
public static void main(String args[]) throws Exception { URL hp = new URL("http://www.jexp.ru"); System.out.println("Protocol: " + hp.getProtocol()); System.out.println("Port: " + hp.getPort()); System.out.println("Host: " + hp.getHost()); System.out.println("File: " + hp.getFile()); System.out.println("Ext:" + hp.toExternalForm()); }
}
</source>