// HTMLParser Library $Name: v1_6_20060319 $ - A java-based parser for HTML
// http://sourceforge.org/projects/htmlparser
// Copyright (C) 2004 Somik Raha
//
// Revision Control Information
//
// $Source: /cvsroot/htmlparser/htmlparser/src/org/htmlparser/tags/TableTag.java,v $
// $Author: derrickoswald $
// $Date: 2005/04/10 23:20:45 $
// $Revision: 1.41 $
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
package org.htmlparser.tags;
import org.htmlparser.NodeFilter;
import org.htmlparser.filters.AndFilter;
import org.htmlparser.filters.IsEqualFilter;
import org.htmlparser.filters.NodeClassFilter;
import org.htmlparser.filters.HasParentFilter;
import org.htmlparser.filters.NotFilter;
import org.htmlparser.filters.OrFilter;
import org.htmlparser.util.NodeList;
/**
* A table tag.
*/
public class TableTag extends CompositeTag
{
/**
* The set of names handled by this tag.
*/
private static final String[] mIds = new String[] {"TABLE"};
/**
* The set of end tag names that indicate the end of this tag.
*/
private static final String[] mEndTagEnders = new String[] {"BODY", "HTML"};
/**
* Create a new table tag.
*/
public TableTag ()
{
}
/**
* Return the set of names handled by this tag.
* @return The names to be matched that create tags of this type.
*/
public String[] getIds ()
{
return (mIds);
}
/**
* Return the set of end tag names that cause this tag to finish.
* @return The names of following end tags that stop further scanning.
*/
public String[] getEndTagEnders ()
{
return (mEndTagEnders);
}
/**
* Get the row tags within this table.
* @return The rows directly contained by this table.
*/
public TableRow[] getRows ()
{
NodeList kids;
NodeClassFilter cls;
HasParentFilter recursion;
NodeFilter filter;
TableRow[] ret;
kids = getChildren ();
if (null != kids)
{
cls = new NodeClassFilter (TableTag.class);
recursion = new HasParentFilter (null);
filter = new OrFilter (
new AndFilter (
cls,
new IsEqualFilter (this)),
new AndFilter ( // recurse up the parent chain
new NotFilter (cls), // but not past the first table
recursion));
recursion.setParentFilter (filter);
kids = kids.extractAllNodesThatMatch (
// it's a row, and has this table as it's enclosing table
new AndFilter (
new NodeClassFilter (TableRow.class),
filter), true);
ret = new TableRow[kids.size ()];
kids.copyToNodeArray (ret);
}
else
ret = new TableRow[0];
return (ret);
}
/**
* Get the number of rows in this table.
* @return The number of rows in this table.
* <em>Note: this is a a simple count of the number of {@.html <TR>} tags and
* may be incorrect if the {@.html <TR>} tags span multiple rows.</em>
*/
public int getRowCount ()
{
return (getRows ().length);
}
/**
* Get the row at the given index.
* @param index The row number (zero based) to get.
* @return The row for the given index.
*/
public TableRow getRow (int index)
{
TableRow[] rows;
TableRow ret;
rows = getRows ();
if (index < rows.length)
ret = rows[index];
else
ret = null;
return (ret);
}
/**
* Return a string suitable for debugging display.
* @return The table as HTML, sorry.
*/
public String toString()
{
return
"TableTag\n" +
"********\n"+
toHtml();
}
}