When no entry is specified on the URL, the entry name is null : Jar File « File Input Output « Java






  1. Java
  2. File Input Output
  3. Jar File

When no entry is specified on the URL, the entry name is null

     
import java.net.JarURLConnection;
import java.net.URL;

public class Main {
  public static void main(String[] argv) throws Exception {
    URL url = new URL("jar:file:/c://my.jar!/");
    JarURLConnection conn = (JarURLConnection) url.openConnection();

    String entryName = conn.getEntryName(); // null

  }
}








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