Example usage for java.util.prefs Preferences exportNode

Introduction

In this page you can find the example usage for java.util.prefs Preferences exportNode.

Prototype

public abstract void exportNode(OutputStream os) throws IOException, BackingStoreException;

Source Link

Document

Emits on the specified output stream an XML document representing all of the preferences contained in this node (but not its descendants).

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    Preferences prefs = Preferences.userNodeForPackage(String.class);

    // Save some values
    prefs.put("myString", "a string"); // String
    prefs.putBoolean("myBoolean", true); // boolean
    prefs.putInt("myInt", 123); // int
    prefs.putLong("myLong", 123L); // long
    prefs.putFloat("myFloat", 12.3F); // float
    prefs.putDouble("myDouble", 12.3); // double
    byte[] bytes = new byte[10];
    prefs.putByteArray("myByteArray", bytes); // byte[]

    // Export the node to a file
    prefs.exportNode(new FileOutputStream("output.xml"));

}

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