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August 29, 2015 14:19
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Parsear nombres de usuario de StackOverflow
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package parser; | |
import java.net.URL; | |
import java.net.URLConnection; | |
import java.util.List; | |
import java.util.Scanner; | |
public class Parser { | |
public static void main(String[] args) { | |
List<String> htmls = null; | |
for(int i=1; i<1000; ++i){ | |
//-----------------------------------[Sólo para coger html de la web] | |
String content = null; | |
URLConnection connection = null; | |
try { | |
connection = new URL("http://stackoverflow.com/users/"+i).openConnection(); | |
Scanner scanner = new Scanner(connection.getInputStream()); | |
scanner.useDelimiter("\\Z"); | |
content = scanner.next(); | |
//-----------------------------------[/Sólo para coger html de la web] | |
String comUser = "<title>User"; | |
String finUser = "- Stack Overflow"; | |
Integer comienzo = content.indexOf(comUser); | |
Integer fin = content.indexOf(finUser); | |
if(comienzo != -1 && fin != -1) | |
System.out.println(content.subSequence(comienzo+comUser.length(), fin).toString().trim()); | |
}catch ( Exception ex ) { | |
System.out.println("ERROR - "+ex.toString()); | |
} | |
} | |
} | |
} |
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