64 lines
1.9 KiB
Java
64 lines
1.9 KiB
Java
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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package netscape.softupdate;
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import java.util.Enumeration;
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import java.util.NoSuchElementException;
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import netscape.security.PrivilegeManager;
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/**
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* Helper class used to enumerate Registry subkeys
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* @see RegistryNode#entries
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*/
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final class RegEntryEnumerator implements Enumeration {
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private String name = "";
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private Registry reg = null;
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private int key = 0;
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private int state = 0;
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private String target;
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RegEntryEnumerator(Registry registry, int startKey, String targ)
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{
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reg = registry;
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key = startKey;
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target = targ;
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}
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public boolean hasMoreElements() {
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PrivilegeManager.checkPrivilegeEnabled( target );
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String tmp = regNext(false);
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return (tmp != null);
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}
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public Object nextElement() {
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PrivilegeManager.checkPrivilegeEnabled( target );
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name = regNext(true);
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if (name == null) {
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throw new NoSuchElementException("RegEntryEnumerator");
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}
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return name;
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}
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private native String regNext(boolean skip);
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}
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