org.vfny.geoserver.action.data.DataCoveragesNewAction Maven / Gradle / Ivy
/* Copyright (c) 2001 - 2007 TOPP - www.openplans.org. All rights reserved.
* This code is licensed under the GPL 2.0 license, availible at the root
* application directory.
*/
package org.vfny.geoserver.action.data;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.geotools.coverage.grid.GridCoverage2D;
import org.geotools.coverage.grid.io.AbstractGridCoverage2DReader;
import org.geotools.coverage.grid.io.AbstractGridFormat;
import org.geotools.parameter.DefaultParameterDescriptor;
import org.opengis.coverage.grid.Format;
import org.opengis.coverage.grid.GridCoverage;
import org.opengis.coverage.grid.GridCoverageReader;
import org.opengis.parameter.GeneralParameterValue;
import org.opengis.parameter.InvalidParameterValueException;
import org.opengis.parameter.ParameterDescriptor;
import org.opengis.parameter.ParameterNotFoundException;
import org.opengis.parameter.ParameterValue;
import org.opengis.parameter.ParameterValueGroup;
import org.vfny.geoserver.action.ConfigAction;
import org.vfny.geoserver.config.CoverageConfig;
import org.vfny.geoserver.config.DataConfig;
import org.vfny.geoserver.form.data.DataCoveragesNewForm;
import org.vfny.geoserver.global.ConfigurationException;
import org.vfny.geoserver.global.CoverageStoreInfo;
import org.vfny.geoserver.global.Data;
import org.vfny.geoserver.global.GeoserverDataDirectory;
import org.vfny.geoserver.global.UserContainer;
import org.vfny.geoserver.util.CoverageUtils;
import java.io.IOException;
import java.net.MalformedURLException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* DataCoveragesNewAction purpose.
*
*
* Description of DataCoveragesNewAction ...
*
*
*
* Capabilities:
*
*
*
* - Coverage: description
*
*
*
* Example Use:
*
*
*
* DataCoveragesNewAction x = new DataCoveragesNewAction(...);
*
*
* @author rgould, Refractions Research, Inc.
* @author cholmesny
* @author $Author: Alessio Fabiani ([email protected]) $ (last
* modification)
* @author $Author: Simone Giannecchini ([email protected]) $ (last
* modification)
* @version $Id: DataCoveragesNewAction.java,v 1.15 2004/09/17 16:34:47
* cholmesny Exp $
*/
public class DataCoveragesNewAction extends ConfigAction {
public final static String NEW_COVERAGE_KEY = "newCoverage";
public ActionForward execute(ActionMapping mapping, ActionForm incomingForm,
UserContainer user, HttpServletRequest request, HttpServletResponse response)
throws ConfigurationException {
final DataCoveragesNewForm form = (DataCoveragesNewForm) incomingForm;
final String formatID = form.getSelectedNewCoverage();
final Data catalog = getData();
CoverageStoreInfo cvStoreInfo = catalog.getFormatInfo(formatID);
if (cvStoreInfo == null) {
cvStoreInfo = new CoverageStoreInfo(getDataConfig().getDataFormat(formatID).toDTO(),
catalog);
}
CoverageConfig coverageConfig = newCoverageConfig(cvStoreInfo, formatID, request);
user.setCoverageConfig(coverageConfig);
return mapping.findForward("config.data.coverage.editor");
}
/**
* Static method so that the CoverageStore editor can do the same thing that the new one
* does.*/
public static CoverageConfig newCoverageConfig(CoverageStoreInfo cvStoreInfo, String formatID,
HttpServletRequest request) throws ConfigurationException {
//GridCoverage gc = null;
final Format format = cvStoreInfo.getFormat();
AbstractGridCoverage2DReader reader = (AbstractGridCoverage2DReader) cvStoreInfo.getReader();
if (reader == null) {
reader = (AbstractGridCoverage2DReader) ((AbstractGridFormat) format).getReader(GeoserverDataDirectory
.findDataFile(cvStoreInfo.getUrl()));
}
if (reader == null) {
throw new ConfigurationException(
"Could not obtain a reader for the CoverageDataSet. Please check the CoverageDataSet configuration!");
}
CoverageConfig coverageConfig = new CoverageConfig(formatID, format, reader, request);
request.setAttribute(NEW_COVERAGE_KEY, "true");
request.getSession().setAttribute(DataConfig.SELECTED_COVERAGE, coverageConfig);
return coverageConfig;
}
}