| /* |
| * Copyright 2008 Niclas Hedhman. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| * implied. |
| * |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.qi4j.entitystore.prefs; |
| |
| import java.util.prefs.BackingStoreException; |
| import java.util.prefs.Preferences; |
| |
| public class ListPreferencesNodes |
| { |
| public static void main( String[] args ) |
| throws Exception |
| { |
| Preferences preferences = Preferences.userRoot(); |
| printNode( preferences, "" ); |
| } |
| |
| private static void printNode( Preferences node, String indent ) |
| throws BackingStoreException |
| { |
| System.out.print( indent ); |
| String name = node.name(); |
| if( "".equals( name ) ) |
| { |
| name = "/"; |
| } |
| |
| System.out.print( name ); |
| String[] nodes = node.keys(); |
| if( nodes.length > 0 ) |
| { |
| System.out.print( " { " ); |
| boolean first = true; |
| for( String key : nodes ) |
| { |
| if( !first ) |
| { |
| System.out.print( ", " ); |
| } |
| first = false; |
| System.out.print( key ); |
| } |
| System.out.print( " }" ); |
| } |
| System.out.println(); |
| for( String childName : node.childrenNames() ) |
| { |
| Preferences child = node.node( childName ); |
| printNode( child, indent + " " ); |
| } |
| } |
| } |