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package com.sun.org.apache.xerces.internal.impl.xs.opti;

import org.w3c.dom.Attr;
import org.w3c.dom.Document;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;

/**
 * @xerces.internal  
 * 
 * @author Rahul Srivastava, Sun Microsystems Inc.
 * @author Sandy Gao, IBM
 *
 * @version $Id: ElementImpl.java,v 1.7 2010-11-01 04:40:01 joehw Exp $
 */
public class ElementImpl extends DefaultElement {

    SchemaDOM schemaDOM;
    Attr[] attrs;
    int row;
    int col;
    int parentRow;

    int line;
    int column;
    int charOffset;
    String fAnnotation;
    String fSyntheticAnnotation;

    public ElementImpl(int line, int column, int offset) {
        row = -1;
        col = -1;
        parentRow = -1;
        nodeType = Node.ELEMENT_NODE;

        this.line = line;
        this.column = column;
        charOffset = offset;
    }

    public ElementImpl(int line, int column) {
        this(line, column, -1);
    }


    public ElementImpl(String prefix, String localpart, String rawname,
            String uri, int line, int column, int offset) {
        super(prefix, localpart, rawname, uri, Node.ELEMENT_NODE);
        row = -1;
        col = -1;
        parentRow = -1;

        this.line = line;
        this.column = column;
        charOffset = offset;
    }

    public ElementImpl(String prefix, String localpart, String rawname,
            String uri, int line, int column) {
        this(prefix, localpart, rawname, uri, line, column, -1);
    }


    //
    // org.w3c.dom.Node methods
    //

    public Document getOwnerDocument() {
        return schemaDOM;
    }


    public Node getParentNode() {
        return schemaDOM.relations[row][0];
    }


    public boolean hasChildNodes() {
        if (parentRow == -1) {
            return false;
        }
        else {
            return true;
        }
    }


    public Node getFirstChild() {
        if (parentRow == -1) {
            return null;
        }
        return schemaDOM.relations[parentRow][1];
    }


    public Node getLastChild() {
        if (parentRow == -1) {
            return null;
        }
        int i=1;
        for (; i