/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2003-2008, Open Source Geospatial Foundation (OSGeo)
*
* 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;
* version 2.1 of the License.
*
* 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.
*/
package org.geotools.data.vpf.io;
import java.io.IOException;
import org.geotools.data.vpf.ifc.VPFHeader;
import org.geotools.data.vpf.ifc.VPFRow;
/**
* VariableIndexInputStream.java Created: Mon Feb 24 22:23:58 2003
*
* @author <a href="mailto:kobit@users.sourceforge.net">Artur Hefczyc</a>
* @source $URL$
* @version $Id$
*/
public class VariableIndexInputStream extends VPFInputStream {
/**
* Creates a new <code>VariableIndexInputStream</code> instance.
*
* @param file a <code>String</code> value
* @param byteOrder a <code>char</code> value
* @exception IOException if an error occurs
*/
public VariableIndexInputStream(String file, char byteOrder)
throws IOException {
super(file, byteOrder);
}
/**
* Describe <code>tableSize</code> method here.
*
* @return an <code>int</code> value
*/
public int tableSize() {
return ((VariableIndexHeader) getHeader()).getEntriesNumber();
}
/**
* Describe <code>readHeader</code> method here.
*
* @return a <code>VPFHeader</code> value
* @exception IOException if an error occurs
*/
public VPFHeader readHeader() throws IOException {
return new VariableIndexHeader(readInteger(), readInteger());
}
/**
* Describe <code>readRow</code> method here.
*
* @return a <code>VPFRow</code> value
* @exception IOException if an error occurs
*/
public VPFRow readRow() throws IOException {
return new VariableIndexRow(readInteger(), readInteger());
}
}
// VariableIndexInputStream