| /* |
| * 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.DOMException; |
| import org.w3c.dom.DocumentType; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.NamedNodeMap; |
| import java.util.Hashtable; |
| import org.w3c.dom.UserDataHandler; |
| |
| /** |
| * 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 |
| * |
| * @author Arnaud Le Hors, IBM |
| * @author Joe Kesselman, IBM |
| * @author Andy Clark, IBM |
| * @since PR-DOM-Level-1-19980818. |
| */ |
| public class DocumentTypeImpl |
| extends ParentNode |
| implements DocumentType { |
| |
| // |
| // Constants |
| // |
| |
| /** Serialization version. */ |
| static final long serialVersionUID = 7751299192316526485L; |
| |
| // |
| // Data |
| // |
| |
| /** Document type name. */ |
| protected String name; |
| |
| /** Entities. */ |
| protected NamedNodeMapImpl entities; |
| |
| /** Notations. */ |
| protected NamedNodeMapImpl notations; |
| |
| // NON-DOM |
| |
| /** Elements. */ |
| protected NamedNodeMapImpl elements; |
| |
| // DOM2: support public ID. |
| protected String publicID; |
| |
| // DOM2: support system ID. |
| protected String systemID; |
| |
| // DOM2: support internal subset. |
| protected String internalSubset; |
| |
| /** The following are required for compareDocumentPosition |
| */ |
| // Doctype number. Doc types which have no owner may be assigned |
| // a number, on demand, for ordering purposes for compareDocumentPosition |
| private int doctypeNumber=0; |
| |
| // |
| // Constructors |
| // |
| private Hashtable userData = null; |
| /** Factory method for creating a document type node. */ |
| public DocumentTypeImpl(CoreDocumentImpl ownerDocument, String name) { |
| super(ownerDocument); |
| |
| this.name = name; |
| // DOM |
| entities = new NamedNodeMapImpl(this); |
| notations = new NamedNodeMapImpl(this); |
| |
| // NON-DOM |
| elements = new NamedNodeMapImpl(this); |
| |
| } // <init>(CoreDocumentImpl,String) |
| |
| /** Factory method for creating a document type node. */ |
| public DocumentTypeImpl(CoreDocumentImpl ownerDocument, |
| String qualifiedName, |
| String publicID, String systemID) { |
| this(ownerDocument, qualifiedName); |
| this.publicID = publicID; |
| this.systemID = systemID; |
| |
| } // <init>(CoreDocumentImpl,String) |
| |
| // |
| // DOM2: methods. |
| // |
| |
| /** |
| * Introduced in DOM Level 2. <p> |
| * |
| * Return the public identifier of this Document type. |
| * @since WD-DOM-Level-2-19990923 |
| */ |
| public String getPublicId() { |
| if (needsSyncData()) { |
| synchronizeData(); |
| } |
| return publicID; |
| } |
| /** |
| * Introduced in DOM Level 2. <p> |
| * |
| * Return the system identifier of this Document type. |
| * @since WD-DOM-Level-2-19990923 |
| */ |
| public String getSystemId() { |
| if (needsSyncData()) { |
| synchronizeData(); |
| } |
| return systemID; |
| } |
| |
| /** |
| * NON-DOM. <p> |
| * |
| * Set the internalSubset given as a string. |
| */ |
| public void setInternalSubset(String internalSubset) { |
| if (needsSyncData()) { |
| synchronizeData(); |
| } |
| this.internalSubset = internalSubset; |
| } |
| |
| /** |
| * Introduced in DOM Level 2. <p> |
| * |
| * Return the internalSubset given as a string. |
| * @since WD-DOM-Level-2-19990923 |
| */ |
| public String getInternalSubset() { |
| if (needsSyncData()) { |
| synchronizeData(); |
| } |
| return internalSubset; |
| } |
| |
| // |
| // Node methods |
| // |
| |
| /** |
| * A short integer indicating what type of node this is. The named |
| * constants for this value are defined in the org.w3c.dom.Node interface. |
| */ |
| public short getNodeType() { |
| return Node.DOCUMENT_TYPE_NODE; |
| } |
| |
| /** |
| * Returns the document type name |
| */ |
| public String getNodeName() { |
| if (needsSyncData()) { |
| synchronizeData(); |
| } |
| return name; |
| } |
| |
| /** Clones the node. */ |
| public Node cloneNode(boolean deep) { |
| |
| DocumentTypeImpl newnode = (DocumentTypeImpl)super.cloneNode(deep); |
| // NamedNodeMaps must be cloned explicitly, to avoid sharing them. |
| newnode.entities = entities.cloneMap(newnode); |
| newnode.notations = notations.cloneMap(newnode); |
| newnode.elements = elements.cloneMap(newnode); |
| |
| return newnode; |
| |
| } // cloneNode(boolean):Node |
| |
| /* |
| * Get Node text content |
| * @since DOM Level 3 |
| */ |
| public String getTextContent() throws DOMException { |
| return null; |
| } |
| |
| /* |
| * Set Node text content |
| * @since DOM Level 3 |
| */ |
| public void setTextContent(String textContent) |
| throws DOMException { |
| // no-op |
| } |
| |
| /** |
| * DOM Level 3 WD- Experimental. |
| * Override inherited behavior from ParentNodeImpl to support deep equal. |
| */ |
| public boolean isEqualNode(Node arg) { |
| |
| if (!super.isEqualNode(arg)) { |
| return false; |
| } |
| |
| if (needsSyncData()) { |
| synchronizeData(); |
| } |
| DocumentTypeImpl argDocType = (DocumentTypeImpl) arg; |
| |
| //test if the following string attributes are equal: publicId, |
| //systemId, internalSubset. |
| if ((getPublicId() == null && argDocType.getPublicId() != null) |
| || (getPublicId() != null && argDocType.getPublicId() == null) |
| || (getSystemId() == null && argDocType.getSystemId() != null) |
| || (getSystemId() != null && argDocType.getSystemId() == null) |
| || (getInternalSubset() == null |
| && argDocType.getInternalSubset() != null) |
| || (getInternalSubset() != null |
| && argDocType.getInternalSubset() == null)) { |
| return false; |
| } |
| |
| if (getPublicId() != null) { |
| if (!getPublicId().equals(argDocType.getPublicId())) { |
| return false; |
| } |
| } |
| |
| if (getSystemId() != null) { |
| if (!getSystemId().equals(argDocType.getSystemId())) { |
| return false; |
| } |
| } |
| |
| if (getInternalSubset() != null) { |
| if (!getInternalSubset().equals(argDocType.getInternalSubset())) { |
| return false; |
| } |
| } |
| |
| //test if NamedNodeMaps entities and notations are equal |
| NamedNodeMapImpl argEntities = argDocType.entities; |
| |
| if ((entities == null && argEntities != null) |
| || (entities != null && argEntities == null)) |
| return false; |
| |
| if (entities != null && argEntities != null) { |
| if (entities.getLength() != argEntities.getLength()) |
| return false; |
| |
| for (int index = 0; entities.item(index) != null; index++) { |
| Node entNode1 = entities.item(index); |
| Node entNode2 = |
| argEntities.getNamedItem(entNode1.getNodeName()); |
| |
| if (!((NodeImpl) entNode1).isEqualNode((NodeImpl) entNode2)) |
| return false; |
| } |
| } |
| |
| NamedNodeMapImpl argNotations = argDocType.notations; |
| |
| if ((notations == null && argNotations != null) |
| || (notations != null && argNotations == null)) |
| return false; |
| |
| if (notations != null && argNotations != null) { |
| if (notations.getLength() != argNotations.getLength()) |
| return false; |
| |
| for (int index = 0; notations.item(index) != null; index++) { |
| Node noteNode1 = notations.item(index); |
| Node noteNode2 = |
| argNotations.getNamedItem(noteNode1.getNodeName()); |
| |
| if (!((NodeImpl) noteNode1).isEqualNode((NodeImpl) noteNode2)) |
| return false; |
| } |
| } |
| |
| return true; |
| } //end isEqualNode |
| |
| |
| /** |
| * NON-DOM |
| * set the ownerDocument of this node and its children |
| */ |
| void setOwnerDocument(CoreDocumentImpl doc) { |
| super.setOwnerDocument(doc); |
| entities.setOwnerDocument(doc); |
| notations.setOwnerDocument(doc); |
| elements.setOwnerDocument(doc); |
| } |
| |
| /** NON-DOM |
| Get the number associated with this doctype. |
| */ |
| protected int getNodeNumber() { |
| // If the doctype has a document owner, get the node number |
| // relative to the owner doc |
| if (getOwnerDocument()!=null) |
| return super.getNodeNumber(); |
| |
| // The doctype is disconnected and not associated with any document. |
| // Assign the doctype a number relative to the implementation. |
| if (doctypeNumber==0) { |
| |
| CoreDOMImplementationImpl cd = (CoreDOMImplementationImpl)CoreDOMImplementationImpl.getDOMImplementation(); |
| doctypeNumber = cd.assignDocTypeNumber(); |
| } |
| return doctypeNumber; |
| } |
| |
| // |
| // DocumentType methods |
| // |
| |
| /** |
| * Name of this document type. If we loaded from a DTD, this should |
| * be the name immediately following the DOCTYPE keyword. |
| */ |
| public String getName() { |
| |
| if (needsSyncData()) { |
| synchronizeData(); |
| } |
| return name; |
| |
| } // getName():String |
| |
| /** |
| * Access the collection of general Entities, both external and |
| * internal, defined in the DTD. For example, in: |
| * <p> |
| * <pre> |
| * <!doctype example SYSTEM "ex.dtd" [ |
| * <!ENTITY foo "foo"> |
| * <!ENTITY bar "bar"> |
| * <!ENTITY % baz "baz"> |
| * ]> |
| * </pre> |
| * <p> |
| * The Entities map includes foo and bar, but not baz. It is promised that |
| * only Nodes which are Entities will exist in this NamedNodeMap. |
| * <p> |
| * For HTML, this will always be null. |
| * <p> |
| * Note that "built in" entities such as & and < should be |
| * converted to their actual characters before being placed in the DOM's |
| * contained text, and should be converted back when the DOM is rendered |
| * as XML or HTML, and hence DO NOT appear here. |
| */ |
| public NamedNodeMap getEntities() { |
| if (needsSyncChildren()) { |
| synchronizeChildren(); |
| } |
| return entities; |
| } |
| |
| /** |
| * Access the collection of Notations defined in the DTD. A |
| * notation declares, by name, the format of an XML unparsed entity |
| * or is used to formally declare a Processing Instruction target. |
| */ |
| public NamedNodeMap getNotations() { |
| if (needsSyncChildren()) { |
| synchronizeChildren(); |
| } |
| return notations; |
| } |
| |
| // |
| // Public methods |
| // |
| |
| /** |
| * NON-DOM: Subclassed to flip the entities' and notations' readonly switch |
| * as well. |
| * @see NodeImpl#setReadOnly |
| */ |
| public void setReadOnly(boolean readOnly, boolean deep) { |
| |
| if (needsSyncChildren()) { |
| synchronizeChildren(); |
| } |
| super.setReadOnly(readOnly, deep); |
| |
| // set read-only property |
| elements.setReadOnly(readOnly, true); |
| entities.setReadOnly(readOnly, true); |
| notations.setReadOnly(readOnly, true); |
| |
| } // setReadOnly(boolean,boolean) |
| |
| /** |
| * NON-DOM: Access the collection of ElementDefinitions. |
| * @see ElementDefinitionImpl |
| */ |
| public NamedNodeMap getElements() { |
| if (needsSyncChildren()) { |
| synchronizeChildren(); |
| } |
| return elements; |
| } |
| |
| public Object setUserData(String key, |
| Object data, UserDataHandler handler) { |
| if(userData == null) |
| userData = new Hashtable(); |
| if (data == null) { |
| if (userData != null) { |
| Object o = userData.remove(key); |
| if (o != null) { |
| UserDataRecord r = (UserDataRecord) o; |
| return r.fData; |
| } |
| } |
| return null; |
| } |
| else { |
| Object o = userData.put(key, new UserDataRecord(data, handler)); |
| if (o != null) { |
| UserDataRecord r = (UserDataRecord) o; |
| return r.fData; |
| } |
| } |
| return null; |
| } |
| |
| public Object getUserData(String key) { |
| if (userData == null) { |
| return null; |
| } |
| Object o = userData.get(key); |
| if (o != null) { |
| UserDataRecord r = (UserDataRecord) o; |
| return r.fData; |
| } |
| return null; |
| } |
| |
| protected Hashtable getUserDataRecord(){ |
| return userData; |
| } |
| |
| } // class DocumentTypeImpl |