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Diffstat (limited to 'libjava/classpath/external/w3c_dom/org/w3c/dom/traversal/DocumentTraversal.java')
-rw-r--r-- | libjava/classpath/external/w3c_dom/org/w3c/dom/traversal/DocumentTraversal.java | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/libjava/classpath/external/w3c_dom/org/w3c/dom/traversal/DocumentTraversal.java b/libjava/classpath/external/w3c_dom/org/w3c/dom/traversal/DocumentTraversal.java new file mode 100644 index 00000000000..bc45ad9f753 --- /dev/null +++ b/libjava/classpath/external/w3c_dom/org/w3c/dom/traversal/DocumentTraversal.java @@ -0,0 +1,93 @@ +/* + * Copyright (c) 2000 World Wide Web Consortium, + * (Massachusetts Institute of Technology, Institut National de + * Recherche en Informatique et en Automatique, Keio University). All + * Rights Reserved. This program is distributed under the W3C's Software + * Intellectual Property License. This program 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 W3C License http://www.w3.org/Consortium/Legal/ for more details. + */ + +package org.w3c.dom.traversal; + +import org.w3c.dom.Node; +import org.w3c.dom.DOMException; + +/** + * <code>DocumentTraversal</code> contains methods that create + * <code>NodeIterators</code> and <code>TreeWalkers</code> to traverse a + * node and its children in document order (depth first, pre-order + * traversal, which is equivalent to the order in which the start tags occur + * in the text representation of the document). In DOMs which support the + * Traversal feature, <code>DocumentTraversal</code> will be implemented by + * the same objects that implement the Document interface. + * <p>See also the <a href='http://www.w3.org/TR/2000/REC-DOM-Level-2-Traversal-Range-20001113'>Document Object Model (DOM) Level 2 Traversal and Range Specification</a>. + * @since DOM Level 2 + */ +public interface DocumentTraversal { + /** + * Create a new <code>NodeIterator</code> over the subtree rooted at the + * specified node. + * @param root The node which will be iterated together with its + * children. The <code>NodeIterator</code> is initially positioned + * just before this node. The <code>whatToShow</code> flags and the + * filter, if any, are not considered when setting this position. The + * root must not be <code>null</code>. + * @param whatToShow This flag specifies which node types may appear in + * the logical view of the tree presented by the + * <code>NodeIterator</code>. See the description of + * <code>NodeFilter</code> for the set of possible <code>SHOW_</code> + * values.These flags can be combined using <code>OR</code>. + * @param filter The <code>NodeFilter</code> to be used with this + * <code>NodeIterator</code>, or <code>null</code> to indicate no + * filter. + * @param entityReferenceExpansion The value of this flag determines + * whether entity reference nodes are expanded. + * @return The newly created <code>NodeIterator</code>. + * @exception DOMException + * NOT_SUPPORTED_ERR: Raised if the specified <code>root</code> is + * <code>null</code>. + */ + public NodeIterator createNodeIterator(Node root, + int whatToShow, + NodeFilter filter, + boolean entityReferenceExpansion) + throws DOMException; + + /** + * Create a new <code>TreeWalker</code> over the subtree rooted at the + * specified node. + * @param root The node which will serve as the <code>root</code> for the + * <code>TreeWalker</code>. The <code>whatToShow</code> flags and the + * <code>NodeFilter</code> are not considered when setting this value; + * any node type will be accepted as the <code>root</code>. The + * <code>currentNode</code> of the <code>TreeWalker</code> is + * initialized to this node, whether or not it is visible. The + * <code>root</code> functions as a stopping point for traversal + * methods that look upward in the document structure, such as + * <code>parentNode</code> and nextNode. The <code>root</code> must + * not be <code>null</code>. + * @param whatToShow This flag specifies which node types may appear in + * the logical view of the tree presented by the + * <code>TreeWalker</code>. See the description of + * <code>NodeFilter</code> for the set of possible <code>SHOW_</code> + * values.These flags can be combined using <code>OR</code>. + * @param filter The <code>NodeFilter</code> to be used with this + * <code>TreeWalker</code>, or <code>null</code> to indicate no filter. + * @param entityReferenceExpansion If this flag is false, the contents of + * <code>EntityReference</code> nodes are not presented in the logical + * view. + * @return The newly created <code>TreeWalker</code>. + * @exception DOMException + * NOT_SUPPORTED_ERR: Raised if the specified <code>root</code> is + * <code>null</code>. + */ + public TreeWalker createTreeWalker(Node root, + int whatToShow, + NodeFilter filter, + boolean entityReferenceExpansion) + throws DOMException; + +} |