coveragestoreseditoraction.java

电子地图服务器,搭建自己的地图服务

/* 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.vfny.geoserver.action.ConfigAction;
import org.vfny.geoserver.config.CoverageConfig;
import org.vfny.geoserver.config.CoverageStoreConfig;
import org.vfny.geoserver.config.DataConfig;
import org.vfny.geoserver.form.data.CoverageStoresEditorForm;
import org.vfny.geoserver.global.ConfigurationException;
import org.vfny.geoserver.global.CoverageStoreInfo;
import org.vfny.geoserver.global.UserContainer;
import java.io.IOException;
import java.util.Iterator;
import java.util.Map;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


/**
 * DOCUMENT ME!
 *
 * @author $Author: Alessio Fabiani ([e-mail]) $ (last
 *         modification)
 * @author $Author: Simone Giannecchini ([e-mail]) $ (last
 *         modification)
 */
public final class CoverageStoresEditorAction extends ConfigAction {
    public ActionForward execute(ActionMapping mapping, ActionForm form, UserContainer user,
        HttpServletRequest request, HttpServletResponse response)
        throws ConfigurationException, IOException, ServletException {
        CoverageStoresEditorForm dataFormatsForm = (CoverageStoresEditorForm) form;
        String dataFormatID = dataFormatsForm.getDataFormatId();
        String namespace = dataFormatsForm.getNamespaceId();
        String type = dataFormatsForm.getType();
        String url = dataFormatsForm.getUrl();
        String description = dataFormatsForm.getDescription();

        DataConfig dataConfig = (DataConfig) getDataConfig();
        CoverageStoreConfig config = null;

        config = (CoverageStoreConfig) dataConfig.getDataFormat(dataFormatID);

        boolean newCoverageFlag = false;

        if (config == null) {
            // we are creating a new one.
            dataConfig.addDataFormat(getUserContainer(request).getDataFormatConfig());
            config = (CoverageStoreConfig) dataConfig.getDataFormat(dataFormatID);
            newCoverageFlag = true;
        }

        // /////////////////////////////////////////////////////////////////
        //
        // If we got here everything was fine then we can save the
        // configuration.
        //
        // ///////////////////////////////////////////////////////////////
        boolean enabled = dataFormatsForm.isEnabled();

        if (dataFormatsForm.isEnabledChecked() == false) {
            enabled = false;
        }

        config.setEnabled(enabled);
        config.setNameSpaceId(namespace);
        config.setType(type);
        config.setUrl(url);
        config.setAbstract(description);
        dataConfig.addDataFormat(config);
        getUserContainer(request).setDataFormatConfig(null);
        getApplicationState().notifyConfigChanged();

        CoverageStoreInfo cvStoreInfo = new CoverageStoreInfo(config.toDTO(), getData());

        if (newCoverageFlag) {
            //if we're making a new coverage store, then go ahead and create the new coverage and
            //forward to the editor
            CoverageConfig coverageConfig = DataCoveragesNewAction.newCoverageConfig(cvStoreInfo,
                    dataFormatID, request);
            user.setCoverageConfig(coverageConfig);

            return mapping.findForward("config.data.coverage.editor");
        } else {
            // For now we're only not forwarding to the coverage editor if this is a coverage store edit 
            //(instead of a new one.  In the future with nD coverage support we'll also want to check
            //that the coverage store only has one potential coverage, since if not then we don't want
            //to force people to edit the first one.
            return mapping.findForward("config.data.format");
        }
    }

    /** Used to debug connection parameters */
    public void dump(String msg, Map params) {
        if (msg != null) {
            System.out.print(msg + " ");
        }

        System.out.print(": { ");

        for (Iterator i = params.entrySet().iterator(); i.hasNext();) {
            Map.Entry entry = (Map.Entry) i.next();
            System.out.print(entry.getKey());
            System.out.print("=");
            dump(entry.getValue());

            if (i.hasNext()) {
                System.out.print(", ");
            }
        }

        System.out.println("}");
    }

    public void dump(Object obj) {
        if (obj == null) {
            System.out.print("null");
        } else if (obj instanceof String) {
            System.out.print("\"");
            System.out.print(obj);
            System.out.print("\"");
        } else {
            System.out.print(obj);
        }
    }

    public void dump(String msg, Object[] array) {
        if (msg != null) {
            System.out.print(msg + " ");
        }

        System.out.print(": ");

        if (array == null) {
            System.out.print("null");

            return;
        }

        System.out.print("(");

        for (int i = 0; i < array.length; i++) {
            dump(array[i]);

            if (i < (array.length - 1)) {
                System.out.print(", ");
            }
        }

        System.out.println(")");
    }
}