datanamespacesselectform.java

电子地图服务器,搭建自己的地图服务

/*
 * Created on Feb 16, 2004
 *
 * To change the template for this generated file go to
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 */
package org.vfny.geoserver.form.data;

import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;
import org.vfny.geoserver.config.ConfigRequests;
import org.vfny.geoserver.config.DataConfig;
import org.vfny.geoserver.global.UserContainer;
import org.vfny.geoserver.util.Requests;
import java.util.TreeSet;
import javax.servlet.http.HttpServletRequest;


/**
 * DataNamespacesSelectForm
 * <p>
 * @author rgould, Refractions Research, Inc.
 * @author $Author: emperorkefka $ (last modification)
 * @version $Id: DataNamespacesSelectForm.java 6177 2007-02-19 10:11:27Z aaime $
 */
public class DataNamespacesSelectForm extends ActionForm {
    /** namespace the user selected (value is a prefix) */
    private String selectedNamespace;

    /** Action the user clicked on */
    private String action;
    private TreeSet namespaces;

    public void reset(ActionMapping arg0, HttpServletRequest request) {
        super.reset(arg0, request);

        action = "";

        UserContainer user = Requests.getUserContainer(request);

        if (user == null) {
            return; // User not logged in, probably the JSPCompiler
        }

        selectedNamespace = user.getPrefix();

        // populate and sort available namespaces
        //
        DataConfig config = ConfigRequests.getDataConfig(request);
        namespaces = new TreeSet(config.getNameSpaces().keySet());

        String def = config.getDefaultNameSpace().getPrefix();

        if (namespaces.contains(def)) {
            namespaces.remove(def);
            namespaces.add(def + "*");
        }
    }

    public ActionErrors validate(ActionMapping mapping, HttpServletRequest request) {
        ActionErrors errors = new ActionErrors();

        if ((getSelectedNamespace() == null) || getSelectedNamespace().equalsIgnoreCase("")) {
            return errors; // no data in the list, so return
        }

        return errors;
    }

    /**
     * Access action property.
     *
     * @return Returns the action.
     */
    public String getAction() {
        return action;
    }

    /**
     * Set action to action.
     *
     * @param action The action to set.
     */
    public void setAction(String action) {
        this.action = action;
    }

    /**
     * Access selectedNamespace property.
     *
     * @return Returns the selectedNamespace.
     */
    public String getSelectedNamespace() {
        return selectedNamespace;
    }

    /**
     * Set selectedNamespace to selectedNamespace.
     *
     * @param selectedNamespace The selectedNamespace to set.
     */
    public void setSelectedNamespace(String selectedNamespace) {
        this.selectedNamespace = selectedNamespace;
    }

    /**
     * Access namespaces property.
     *
     * @return Returns the namespaces.
     */
    public TreeSet getNamespaces() {
        return namespaces;
    }
}