001 /*
002 * Copyright (c) 2004 World Wide Web Consortium,
003 *
004 * (Massachusetts Institute of Technology, European Research Consortium for
005 * Informatics and Mathematics, Keio University). All Rights Reserved. This
006 * work is distributed under the W3C(r) Software License [1] in the hope that
007 * it will be useful, but WITHOUT ANY WARRANTY; without even the implied
008 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
009 *
010 * [1] http://www.w3.org/Consortium/Legal/2002/copyright-software-20021231
011 */
012
013 package org.w3c.dom;
014
015 /**
016 * This interface permits a DOM implementer to supply one or more
017 * implementations, based upon requested features and versions, as specified
018 * in . Each implemented <code>DOMImplementationSource</code> object is
019 * listed in the binding-specific list of available sources so that its
020 * <code>DOMImplementation</code> objects are made available.
021 * <p>See also the <a href='http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407'>Document Object Model (DOM) Level 3 Core Specification</a>.
022 * @since DOM Level 3
023 */
024 public interface DOMImplementationSource {
025 /**
026 * A method to request the first DOM implementation that supports the
027 * specified features.
028 * @param features A string that specifies which features and versions
029 * are required. This is a space separated list in which each feature
030 * is specified by its name optionally followed by a space and a
031 * version number. This method returns the first item of the list
032 * returned by <code>getDOMImplementationList</code>. As an example,
033 * the string <code>"XML 3.0 Traversal +Events 2.0"</code> will
034 * request a DOM implementation that supports the module "XML" for its
035 * 3.0 version, a module that support of the "Traversal" module for
036 * any version, and the module "Events" for its 2.0 version. The
037 * module "Events" must be accessible using the method
038 * <code>Node.getFeature()</code> and
039 * <code>DOMImplementation.getFeature()</code>.
040 * @return The first DOM implementation that support the desired
041 * features, or <code>null</code> if this source has none.
042 */
043 public DOMImplementation getDOMImplementation(String features);
044
045 /**
046 * A method to request a list of DOM implementations that support the
047 * specified features and versions, as specified in .
048 * @param features A string that specifies which features and versions
049 * are required. This is a space separated list in which each feature
050 * is specified by its name optionally followed by a space and a
051 * version number. This is something like: "XML 3.0 Traversal +Events
052 * 2.0"
053 * @return A list of DOM implementations that support the desired
054 * features.
055 */
056 public DOMImplementationList getDOMImplementationList(String features);
057
058 }