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/*
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* Copyright 2002-2006 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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jtulach@1260
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package sun.util.xml;
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import java.util.*;
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jtulach@1260
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import java.util.prefs.*;
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import java.io.*;
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/**
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* XML Support for java.util.prefs. Methods to import and export preference
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* nodes and subtrees.
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*
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* @author Josh Bloch and Mark Reinhold
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* @see Preferences
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* @since 1.4
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*/
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public abstract class PrefsXmlSupport {
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public static PrefsXmlSupport getDefault() {
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Iterator<PrefsXmlSupport> it = ServiceLoader.load(PrefsXmlSupport.class).iterator();
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jtulach@1263
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return it.hasNext() ? it.next() : new DefaultPrefsXmlSupport();
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}
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public abstract void export(OutputStream os, final Preferences p, boolean subTree)
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throws IOException, BackingStoreException;
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/**
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* Import preferences from the specified input stream, which is assumed
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* to contain an XML document in the format described in the Preferences
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* spec.
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*
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* @throws IOException if reading from the specified output stream
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* results in an <tt>IOException</tt>.
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* @throws InvalidPreferencesFormatException Data on input stream does not
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* constitute a valid XML document with the mandated document type.
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*/
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public abstract void importPreferences(InputStream is)
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throws IOException, InvalidPreferencesFormatException;
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public abstract void importMap(InputStream is, Map m)
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throws IOException, InvalidPreferencesFormatException;
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public abstract void exportMap(OutputStream is, Map m)
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throws IOException, InvalidPreferencesFormatException;
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}
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