org.opensingular.lib.wicket.util.ajax.ActionAjaxLink Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of singular-wicket-utils Show documentation
There is a newer version: 1.9.7
Show newest version
/*
 * Copyright (C) 2016 Singular Studios (a.k.a Atom Tecnologia) - www.opensingular.com
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.opensingular.lib.wicket.util.ajax;

import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.markup.html.AjaxLink;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.model.IModel;
import org.opensingular.lib.wicket.util.util.WicketEventUtils;

import java.util.logging.Level;
import java.util.logging.Logger;

import static org.opensingular.lib.wicket.util.util.WicketUtils.$m;

@SuppressWarnings({"serial"})
public abstract class ActionAjaxLink extends AjaxLink {

    private final static Logger LOGGER = Logger.getLogger(ActionAjaxLink.class.getName());

    private boolean catchException = false;

    public ActionAjaxLink(String id, IModel model) {
        super(id, model);
    }

    public ActionAjaxLink(String id) {
        super(id);
    }

    protected abstract void onAction(AjaxRequestTarget target);

    @Override
    public void onClick(AjaxRequestTarget target) {
        try {
            onAction(target);
        } catch (RuntimeException ex) {
            if (catchException) {
                LOGGER.log(Level.INFO, "Ajax error", ex);
                WicketEventUtils.addErrorMessage(this, null, $m.ofValue(ex.getMessage())); // TODO substituir por esquema de exceção de negócio
                WicketEventUtils.sendAjaxErrorEvent(this, target);
            }
            throw ex;
        }
    }

    @Override
    protected void disableLink(ComponentTag tag) {
        String tagName = tag.getName();
        if ("a".equalsIgnoreCase(tagName)) {
            tag.remove("class");
            tag.remove("onclick");
            tag.put("href", "javascript:");
            tag.put("disabled", "disabled");
            tag.put("style", "cursor: not-allowed;color: #999;");
        } else {
            super.disableLink(tag);
        }
    }

    @Override
    @SuppressWarnings("unchecked")
    public ActionAjaxLink setBody(IModel bodyModel) {
        return (ActionAjaxLink) super.setBody(bodyModel);
    }

    public void setCatchException(boolean catchException) {
        this.catchException = catchException;
    }
}