Source Code : Retrieving the Parent and Child Nodes of a Preference Node

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Retrieving the Parent and Child Nodes of a Preference Node

     
import java.util.prefs.Preferences;

public class Main {
  public static void main(String[] argv) throws Exception {

    Preferences prefs = Preferences.userNodeForPackage(java.lang.String.class);

    Preferences node = prefs.parent(); // /java
    node = node.parent(); // null

    String[] names = null;
    names = prefs.childrenNames();

    for (int i = 0; i < names.length; i++) {
      node = prefs.node(names[i]);
    }
  }
}

   
    
    
    
    
  

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