/*
* This file is part of rasdaman community.
*
* Rasdaman community 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 3 of the License, or
* (at your option) any later version.
*
* Rasdaman community 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with rasdaman community. If not, see .
*
* Copyright 2003 - 2010 Peter Baumann / rasdaman GmbH.
*
* For more information please see
* or contact Peter Baumann via .
*/
package petascope.wcps.server.core;
import petascope.exceptions.WCPSException;
import org.w3c.dom.*;
/**
* This is a component of a RangeStructure.
* @author Andrei Aiordachioaie
*/
public class RangeComponent implements IRasNode, ICoverageInfo {
private String field = null;
private CoverageInfo info = null;
private CoverageExpr expr = null;
public RangeComponent(Node node, XmlQuery xq)
throws WCPSException {
String nodeName = node.getNodeName();
if (nodeName.equals("component"))
node = node.getFirstChild();
while (node != null)
{
nodeName = node.getNodeName();
if (nodeName.equals("#text"))
{
node = node.getNextSibling();
continue;
}
if (nodeName.equals("field"))
this.field = node.getTextContent();
else
try
{
this.expr = new CoverageExpr(node, xq);
this.info = expr.getCoverageInfo();
}
catch (WCPSException e)
{
System.err.println("Could not match CoverageExpr inside RangeExpr. Next node: " + nodeName);
throw e;
}
node = node.getNextSibling();
}
}
public CoverageInfo getCoverageInfo() {
return info;
}
public String toRasQL() {
String result = "";
if (this.expr != null)
result = expr.toRasQL();
return result;
}
}