/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
* Free SoftwareFoundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.relaxng.program;
import com.caucho.util.L10N;
import com.caucho.xml.QName;
import java.util.HashSet;
/**
* Represents generaic text.
*/
public class DataItem extends Item {
protected final static L10N L = new L10N(DataItem.class);
private String _type;
public DataItem(String type)
{
_type = type;
}
/**
* Returns the first set, the set of element names possible.
*/
public void firstSet(HashSet<QName> set)
{
set.add(new QName("#data", ""));
}
/**
* Data allows the empty match.
*/
public boolean allowEmpty()
{
return true;
}
/**
* Data repeats
*/
@Override
public Item text(CharSequence text)
{
return this;
}
/**
* Returns the pretty printed syntax.
*/
public String toSyntaxDescription(int depth)
{
return "string";
}
/**
* Returns the hash code for the empty item.
*/
public int hashCode()
{
return 193 + _type.hashCode();
}
/**
* Returns true if the object is an empty item.
*/
public boolean equals(Object o)
{
if (this == o)
return true;
if (! (o instanceof DataItem))
return false;
DataItem item = (DataItem) o;
return _type.equals(item._type);
}
public String toString()
{
return "DataItem[]";
}
}