jaxp/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/dom/DeferredDocumentTypeImpl.java
changeset 25868 686eef1e7a79
parent 12457 c348e06f0e82
child 44797 8b3b3b911b8a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jaxp/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/dom/DeferredDocumentTypeImpl.java	Sun Aug 17 15:51:56 2014 +0100
@@ -0,0 +1,187 @@
+/*
+ * reserved comment block
+ * DO NOT REMOVE OR ALTER!
+ */
+/*
+ * Copyright 1999-2002,2004 The Apache Software Foundation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.sun.org.apache.xerces.internal.dom;
+
+import org.w3c.dom.Node;
+
+/**
+ * This class represents a Document Type <em>declaraction</em> in
+ * the document itself, <em>not</em> a Document Type Definition (DTD).
+ * An XML document may (or may not) have such a reference.
+ * <P>
+ * DocumentType is an Extended DOM feature, used in XML documents but
+ * not in HTML.
+ * <P>
+ * Note that Entities and Notations are no longer children of the
+ * DocumentType, but are parentless nodes hung only in their
+ * appropriate NamedNodeMaps.
+ * <P>
+ * This area is UNDERSPECIFIED IN REC-DOM-Level-1-19981001
+ * Most notably, absolutely no provision was made for storing
+ * and using Element and Attribute information. Nor was the linkage
+ * between Entities and Entity References nailed down solidly.
+ *
+ * @xerces.internal
+ *
+ * @since  PR-DOM-Level-1-19980818.
+ */
+public class DeferredDocumentTypeImpl
+    extends DocumentTypeImpl
+    implements DeferredNode {
+
+    //
+    // Constants
+    //
+
+    /** Serialization version. */
+    static final long serialVersionUID = -2172579663227313509L;
+
+    //
+    // Data
+    //
+
+    /** Node index. */
+    protected transient int fNodeIndex;
+
+    //
+    // Constructors
+    //
+
+    /**
+     * This is the deferred constructor. Only the fNodeIndex is given here.
+     * All other data, can be requested from the ownerDocument via the index.
+     */
+    DeferredDocumentTypeImpl(DeferredDocumentImpl ownerDocument, int nodeIndex) {
+        super(ownerDocument, null);
+
+        fNodeIndex = nodeIndex;
+        needsSyncData(true);
+        needsSyncChildren(true);
+
+    } // <init>(DeferredDocumentImpl,int)
+
+    //
+    // DeferredNode methods
+    //
+
+    /** Returns the node index. */
+    public int getNodeIndex() {
+        return fNodeIndex;
+    }
+
+    //
+    // Protected methods
+    //
+
+    /** Synchronizes the data (name and value) for fast nodes. */
+    protected void synchronizeData() {
+
+        // no need to sync in the future
+        needsSyncData(false);
+
+        // fluff data
+        DeferredDocumentImpl ownerDocument =
+            (DeferredDocumentImpl)this.ownerDocument;
+        name = ownerDocument.getNodeName(fNodeIndex);
+
+        // public and system ids
+        publicID = ownerDocument.getNodeValue(fNodeIndex);
+        systemID = ownerDocument.getNodeURI(fNodeIndex);
+        int extraDataIndex = ownerDocument.getNodeExtra(fNodeIndex);
+        internalSubset = ownerDocument.getNodeValue(extraDataIndex);
+    } // synchronizeData()
+
+    /** Synchronizes the entities, notations, and elements. */
+    protected void synchronizeChildren() {
+
+        // we don't want to generate any event for this so turn them off
+        boolean orig = ownerDocument().getMutationEvents();
+        ownerDocument().setMutationEvents(false);
+
+        // no need to synchronize again
+        needsSyncChildren(false);
+
+        // create new node maps
+        DeferredDocumentImpl ownerDocument =
+            (DeferredDocumentImpl)this.ownerDocument;
+
+        entities  = new NamedNodeMapImpl(this);
+        notations = new NamedNodeMapImpl(this);
+        elements  = new NamedNodeMapImpl(this);
+
+        // fill node maps
+        DeferredNode last = null;
+        for (int index = ownerDocument.getLastChild(fNodeIndex);
+            index != -1;
+            index = ownerDocument.getPrevSibling(index)) {
+
+            DeferredNode node = ownerDocument.getNodeObject(index);
+            int type = node.getNodeType();
+            switch (type) {
+
+                // internal, external, and unparsed entities
+                case Node.ENTITY_NODE: {
+                    entities.setNamedItem(node);
+                    break;
+                }
+
+                // notations
+                case Node.NOTATION_NODE: {
+                    notations.setNamedItem(node);
+                    break;
+                }
+
+                // element definitions
+                case NodeImpl.ELEMENT_DEFINITION_NODE: {
+                    elements.setNamedItem(node);
+                    break;
+                }
+
+                // elements
+                case Node.ELEMENT_NODE: {
+                    if (((DocumentImpl)getOwnerDocument()).allowGrammarAccess){
+                        insertBefore(node, last);
+                        last = node;
+                        break;
+                    }
+                }
+
+                // NOTE: Should never get here! -Ac
+                default: {
+                    System.out.println("DeferredDocumentTypeImpl" +
+                                       "#synchronizeInfo: " +
+                                       "node.getNodeType() = " +
+                                       node.getNodeType() +
+                                       ", class = " +
+                                       node.getClass().getName());
+                }
+             }
+        }
+
+        // set mutation events flag back to its original value
+        ownerDocument().setMutationEvents(orig);
+
+        // set entities and notations read_only per DOM spec
+        setReadOnly(true, false);
+
+    } // synchronizeChildren()
+
+} // class DeferredDocumentTypeImpl