thredds.catalog.parser.jdom.DqcConvert3 Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of netcdf Show documentation
Show all versions of netcdf Show documentation
The NetCDF-Java Library is a Java interface to NetCDF files,
as well as to many other types of scientific data formats.
// $Id: DqcConvert3.java 48 2006-07-12 16:15:40Z caron $
/*
* Copyright 1998-2009 University Corporation for Atmospheric Research/Unidata
*
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
*
* Access and use of this software shall impose the following obligations
* and understandings on the user. The user is granted the right, without
* any fee or cost, to use, copy, modify, alter, enhance and distribute
* this software, and any derivative works thereof, and its supporting
* documentation for any purpose whatsoever, provided that this entire
* notice appears in all copies of the software, derivative works and
* supporting documentation. Further, UCAR requests that the user credit
* UCAR/Unidata in any publications that result from the use of this
* software or in any product that includes this software. The names UCAR
* and/or Unidata, however, may not be used in any advertising or publicity
* to endorse or promote any products or commercial entity unless specific
* written permission is obtained from UCAR/Unidata. The user also
* understands that UCAR/Unidata is not obligated to provide the user with
* any support, consulting, training or assistance of any kind with regard
* to the use, operation and performance of this software nor to provide
* the user with any updates, revisions, new versions or "bug fixes."
*
* THIS SOFTWARE IS PROVIDED BY UCAR/UNIDATA "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL UCAR/UNIDATA BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE ACCESS, USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package thredds.catalog.parser.jdom;
import thredds.catalog.*;
import thredds.catalog.query.*;
import org.jdom.*;
import org.jdom.output.*;
import java.io.*;
import java.net.*;
import java.util.*;
/**
* DQC Converter of DOM to object model.
* Reads DQC.xml files, constructs object representation.
*
* @author John Caron
*/
public class DqcConvert3 implements DqcConvertIF {
public static boolean debugURL = false, debugXML = false, debugDBurl = false;
public static boolean debugXMLopen = false, showParsedXML = false, showXMLoutput = false;
protected static final Namespace defNS = Namespace.getNamespace(thredds.catalog.XMLEntityResolver.DQC_NAMESPACE_03);
protected static final Namespace xlinkNS = Namespace.getNamespace("xlink", thredds.catalog.XMLEntityResolver.XLINK_NAMESPACE);
//private DOMBuilder builder = new DOMBuilder();
private DqcFactory factory;
private URI docURI;
/************************************************************************/
// Create Java objects from XML
/**
* Create an QueryCapability from an XML document at a named URL.
*
* @param uri : the URI that the XML doc is at.
* @return an QueryCapability object
*/
public QueryCapability parseXML( DqcFactory fac, org.jdom.Document jdomDoc, URI uri) throws IOException {
this.factory = fac;
this.docURI = uri;
// convert to JDOM document
//Document doc = builder.build(domDoc);
if (showParsedXML) {
XMLOutputter xmlOut = new XMLOutputter();
System.out.println ("*** DqcConvert3/showParsedXML = \n"+xmlOut.outputString(jdomDoc)+"\n*******");
}
QueryCapability qc = readQC( jdomDoc.getRootElement());
if (showXMLoutput) {
System.out.println ("*** DqcConvert3/showXMLoutput");
writeXML(qc, System.out);
}
return qc;
}
/////////////////////////////////////////////////////////////////////////////
private ListChoice readChoice( QueryCapability qc, Selector parent, Element elem) {
String name = elem.getAttributeValue("name");
String value = elem.getAttributeValue("value");
ListChoice c = new ListChoice( parent, name, value, null);
// look for subchoices
java.util.List children = elem.getChildren();
for (int j=0; j< children.size(); j++) {
Element child = (Element) children.get(j);
String childName = child.getName();
if (childName.equals("selectList"))
c.addNestedSelector( readSelectList( qc, child));
}
Element descElem = elem.getChild( "description", defNS);
if (descElem != null)
c.setDescription( readDocumentation( descElem));
return c;
}
private Element writeChoice( ListChoice c) {
Element elem = new Element("choice", defNS);
elem.setAttribute("name", c.getName());
elem.setAttribute("value", c.getValue());
if (c.getDescription() != null)
elem.addContent( writeDocumentation(c.getDescription(), "description") );
List selectors = c.getNestedSelectors();
for (int i=0; i