import com.sun.org.apache.xerces.internal.dom.NotationImpl; //导入依赖的package包/类
public void doctypeDecl(DocumentType node) throws XNIException {
    /** Create new DocumentType node for the target. */
    if (fDocumentImpl != null) {
        DocumentType docType = fDocumentImpl.createDocumentType(node.getName(), node.getPublicId(), node.getSystemId());
        final String internalSubset = node.getInternalSubset();
        /** Copy internal subset. */
        if (internalSubset != null) {
            ((DocumentTypeImpl) docType).setInternalSubset(internalSubset);
        }
        /** Copy entities. */
        NamedNodeMap oldMap = node.getEntities();
        NamedNodeMap newMap = docType.getEntities();
        int length = oldMap.getLength();
        for (int i = 0; i < length; ++i) {
            Entity oldEntity = (Entity) oldMap.item(i);
            EntityImpl newEntity = (EntityImpl) fDocumentImpl.createEntity(oldEntity.getNodeName());
            newEntity.setPublicId(oldEntity.getPublicId());
            newEntity.setSystemId(oldEntity.getSystemId());
            newEntity.setNotationName(oldEntity.getNotationName());
            newMap.setNamedItem(newEntity);
        }
        /** Copy notations. */
        oldMap = node.getNotations();
        newMap = docType.getNotations();
        length = oldMap.getLength();
        for (int i = 0; i < length; ++i) {
            Notation oldNotation = (Notation) oldMap.item(i);
            NotationImpl newNotation = (NotationImpl) fDocumentImpl.createNotation(oldNotation.getNodeName());
            newNotation.setPublicId(oldNotation.getPublicId());
            newNotation.setSystemId(oldNotation.getSystemId());
            newMap.setNamedItem(newNotation);
        }
        append(docType);
    }
}
 

import com.sun.org.apache.xerces.internal.dom.NotationImpl; //导入依赖的package包/类
/**
 * A notation declaration
 *
 * @param name     The name of the notation.
 * @param identifier    An object containing all location information
 *                      pertinent to this notation.
 * @param augs Additional information that may include infoset
 *                      augmentations.
 *
 * @throws XNIException Thrown by handler to signal an error.
 */
public void notationDecl (String name, XMLResourceIdentifier identifier,
Augmentations augs) throws XNIException {

    // internal subset string
    String publicId = identifier.getPublicId ();
    String literalSystemId = identifier.getLiteralSystemId ();
    if (fInternalSubset != null && !fInDTDExternalSubset) {
        fInternalSubset.append ("<!NOTATION ");
        fInternalSubset.append (name);
        if (publicId != null) {
            fInternalSubset.append (" PUBLIC '");
            fInternalSubset.append (publicId);
            if (literalSystemId != null) {
                fInternalSubset.append ("' '");
                fInternalSubset.append (literalSystemId);
            }
        }
        else {
            fInternalSubset.append (" SYSTEM '");
            fInternalSubset.append (literalSystemId);
        }
        fInternalSubset.append ("'>\n");
    }

    // NOTE: We only know how to create these nodes for the Xerces
    //       DOM implementation because DOM Level 2 does not specify
    //       that functionality. -Ac

    // create full node
    if (fDocumentImpl !=null && fDocumentType != null) {
        NamedNodeMap notations = fDocumentType.getNotations ();
        if (notations.getNamedItem (name) == null) {
            NotationImpl notation = (NotationImpl)fDocumentImpl.createNotation (name);
            notation.setPublicId (publicId);
            notation.setSystemId (literalSystemId);
            notation.setBaseURI (identifier.getBaseSystemId ());
            notations.setNamedItem (notation);
        }
    }

    // create deferred node
    if (fDocumentTypeIndex != -1) {
        boolean found = false;
        int nodeIndex = fDeferredDocumentImpl.getLastChild (fDocumentTypeIndex, false);
        while (nodeIndex != -1) {
            short nodeType = fDeferredDocumentImpl.getNodeType (nodeIndex, false);
            if (nodeType == Node.NOTATION_NODE) {
                String nodeName = fDeferredDocumentImpl.getNodeName (nodeIndex, false);
                if (nodeName.equals (name)) {
                    found = true;
                    break;
                }
            }
            nodeIndex = fDeferredDocumentImpl.getPrevSibling (nodeIndex, false);
        }
        if (!found) {
            int notationIndex = fDeferredDocumentImpl.createDeferredNotation (
            name, publicId, literalSystemId, identifier.getBaseSystemId ());
            fDeferredDocumentImpl.appendChild (fDocumentTypeIndex, notationIndex);
        }
    }

}