| /* |
| * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.util.spi; |
| |
| import java.util.Properties; |
| import java.util.InvalidPropertiesFormatException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.io.IOException; |
| |
| /** |
| * Service-provider class for loading and storing {@link Properites} in XML |
| * format. |
| * |
| * @see Properties#loadFromXML |
| * @see Properties#storeToXML |
| */ |
| |
| public abstract class XmlPropertiesProvider { |
| |
| /** |
| * Initializes a new instance of this class. |
| */ |
| protected XmlPropertiesProvider() { |
| // do nothing for now |
| } |
| |
| /** |
| * Loads all of the properties represented by the XML document on the |
| * specified input stream into a properties table. |
| * |
| * @param props the properties table to populate |
| * @param in the input stream from which to read the XML document |
| * @throws IOException if reading from the specified input stream fails |
| * @throws java.io.UnsupportedEncodingException if the document's encoding |
| * declaration can be read and it specifies an encoding that is not |
| * supported |
| * @throws InvalidPropertiesFormatException Data on input stream does not |
| * constitute a valid XML document with the mandated document type. |
| * |
| * @see Properties#loadFromXML |
| */ |
| public abstract void load(Properties props, InputStream in) |
| throws IOException, InvalidPropertiesFormatException; |
| |
| /** |
| * Emits an XML document representing all of the properties in a given |
| * table. |
| * |
| * @param props the properies to store |
| * @param out the output stream on which to emit the XML document. |
| * @param comment a description of the property list, can be @{code null} |
| * @param encoding the name of a supported character encoding |
| * |
| * @throws IOException if writing to the specified output stream fails |
| * @throws java.io.UnsupportedEncodingException if the encoding is not |
| * supported by the implementation |
| * @throws NullPointerException if {@code out} is null. |
| * @throws ClassCastException if this {@code Properties} object |
| * contains any keys or values that are not |
| * {@code Strings}. |
| * |
| * @see Properties#storeToXML |
| */ |
| public abstract void store(Properties props, OutputStream out, |
| String comment, String encoding) |
| throws IOException; |
| } |