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/*
* 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 <http://www.gnu.org/licenses/>.
*
* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
rasdaman GmbH.
*
* For more information please see <http://www.rasdaman.org>
* or contact Peter Baumann via <baumann@rasdaman.com>.
*/
package petascope.wcps.server.core;
import petascope.wcps.server.exceptions.WCPSException;
import java.math.BigInteger;
import java.util.ArrayList;
import org.w3c.dom.*;
public class ConstantList implements IRasNode {
private ArrayList<String> list;
private String val;
private Node lastNode;
public ConstantList(Node node, XmlQuery xq) throws WCPSException {
list = new ArrayList<String>();
while ((node != null) && node.getNodeName().equals("#text")) {
node = node.getNextSibling();
}
System.err.println("Trying to parse ConstantList ");
while (node != null) {
String nodeName = node.getNodeName();
if (nodeName.equals("value")) {
val = node.getTextContent();
checkConstant(val);
list.add(val);
lastNode = node;
} else {
throw new WCPSException("Unknown node in ConstantList: " + nodeName);
}
node = node.getNextSibling();
while ((node != null) && node.getNodeName().equals("#text")) {
node = node.getNextSibling();
}
}
System.err.println("Parsed constant list with " + list.size() + " elements !");
}
private void checkConstant(String val) throws WCPSException {
boolean ok = false;
try {
Integer.parseInt(val);
ok = true;
} catch (NumberFormatException e1) {
}
try {
Float.parseFloat(val);
ok = true;
} catch (NumberFormatException e2) {
}
try {
new ComplexConstant(val);
ok = true;
} catch (WCPSException e1) {
}
if (ok == false) {
throw new WCPSException("'" + val + "' is not an integer, float, or complex constant !");
}
}
public String toRasQL() {
String result = list.get(0);
for (int i = 1; i < list.size(); i++) {
result += ", " + list.get(i);
}
return result;
}
/** Size of all elements in the constant list **/
public int getSize() {
return list.size();
}
/** Return the last node of the constant list. **/
public Node getLastNode() {
return lastNode;
}
}
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