package com.wutka.dtd;import java.util.*;import java.io.*;/** Represents an ATTLIST declaration in the DTD. Although attributes are *  associated with elements, the ATTLIST is here to allow the DTD object *  to write out the DTD in roughly the original form. Because the ATTLIST *  may appear somewhere other than immediately after the ELEMENT, this object *  is used to keep track of where it is. * * @author Mark Wutka * @version $Revision: 1.16 $ $Date: 2002/07/19 01:20:11 $ by $Author: wutka $ */public class DTDAttlist implements DTDOutput{/** The name of the element */    public String name;/** The attlist's attributes */    public Vector attributes;    public DTDAttlist()    {        attributes = new Vector();    }    public DTDAttlist(String aName)    {        name = aName;        attributes = new Vector();    }/** Writes out an ATTLIST declaration */    public void write(PrintWriter out)        throws IOException    {        out.print("<!ATTLIST ");        out.println(name);        Iterator itr = attributes.iterator();        while (itr.hasNext())        {            out.print("           ");            DTDAttribute attr = (DTDAttribute) itr.next();            attr.write(out);            if (itr.hasNext())            {                out.println();            }            else            {                out.println(">");            }        }    }    public boolean equals(Object ob)    {        if (ob == this) return true;        if (!(ob instanceof DTDAttlist)) return false;        DTDAttlist other = (DTDAttlist) ob;        if ((name == null) && (other.name != null)) return false;        if ((name != null) && !name.equals(other.name)) return false;        return attributes.equals(other.attributes);    }/** Returns the entity name of this attlist */    public String getName()    {        return name;    }/** Sets the entity name of this attlist */    public void setName(String aName)    {        name = aName;    }/** Returns the attributes in this list */    public DTDAttribute[] getAttribute()    {        DTDAttribute attrs[] = new DTDAttribute[attributes.size()];        attributes.copyInto(attrs);        return attrs;    }/** Sets the list of attributes */    public void setAttribute(DTDAttribute[] attrs)    {        attributes = new Vector(attrs.length);        for (int i=0; i < attrs.length; i++)        {            attributes.addElement(attrs[i]);        }    }/** Returns a specific attribute from the list */    public DTDAttribute getAttribute(int i)    {        return (DTDAttribute) attributes.elementAt(i);    }/** Sets a specific attribute in the list */    public void setAttribute(DTDAttribute attr, int i)    {        attributes.setElementAt(attr, i);    }}