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Export System Preferences

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In this section you will learn that how a user can access the System preferences. Here we are going to make it easier to understand the step be step process by the complete example on this topic.

Export System Preferences node

     

In this section you will learn that how a user can access the System preferences. Here we are going to make it easier to understand the step be step process by the complete example on this topic. If we consider the example it will display the preferences of the system as root type is system and due to none key value and node it display nothing in map.

 

 

Here is The Complete Code :

import java.util.prefs.*;
import java.io.IOException;

public class SavePrefs {
  public static void main(String[] args)
  throws IOException, BackingStoreException {
  Preferences root = Preferences.systemRoot();
  root.exportSubtree(System.out);
  }
}

After thoroughly knowing the code you should save the file by "SavePrefs.java" file name and when after compiling the code you run your program you will get the output given below .

Here is The Output Of The Example :


C:\anshu>javac SavePrefs.java

C:\anshu>java SavePrefs
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE preferences SYSTEM "http://java.sun.com/dtd/preferences.dtd">
<preferences EXTERNAL_XML_VERSION="1.0">
<root type="system">
<map/>
</root>
</preferences>

Downoload this example.

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Posted on: February 27, 2008

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