DiskQuotaWarningPanel.java

package org.geoserver.gwc.web.diskquota;

import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.panel.Panel;
import org.apache.wicket.model.Model;
import org.geoserver.gwc.ConfigurableQuotaStoreProvider;
import org.geoserver.web.GeoServerApplication;
import org.geoserver.web.wicket.ParamResourceModel;

/**
 * Warns the administrator that the 
 * @author Andrea Aime - GeoSolutions
 *
 */
public class DiskQuotaWarningPanel extends Panel {

    private static final long serialVersionUID = -343944585740739250L;

    public DiskQuotaWarningPanel(String id) {
        super(id);
        
        Exception exception = getException();
        Label label = new Label("diskQuotaError", new Model<String>());
        if(exception != null) {
            ParamResourceModel rm = new ParamResourceModel("GWC.diskQuotaLoadFailed", null, exception.getMessage());
            label.setDefaultModelObject(rm.getString());
        } else {
            label.setVisible(false);
        }
        add(label);
    }

    static Exception getException() {
        ConfigurableQuotaStoreProvider provider = GeoServerApplication.get().getBeanOfType(ConfigurableQuotaStoreProvider.class);
        Exception exception = provider.getException();
        return exception;
    }

}