jp.xet.uncommons.wicket.gp.BookmarkableForm.java Source code

Introduction

Here is the source code for jp.xet.uncommons.wicket.gp.BookmarkableForm.java

Source

/*
 * Copyright 2011 Daisuke Miyamoto.
 * Created on 2012/02/28
 *
 * 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 jp.xet.uncommons.wicket.gp;

import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.markup.MarkupStream;
import org.apache.wicket.markup.html.form.Form;

/**
 * TODO for daisuke
 * 
 * @param <T> The model object type
 * @since 1.0
 * @version $Id$
 * @author daisuke
 */
@SuppressWarnings("serial")
public class BookmarkableForm<T> extends Form<T> {

    private String actionPath;

    /**
     * ??
     * 
     * @param id The non-null id of this component
     */
    public BookmarkableForm(String id) {
        this(id, "");
    }

    /**
     * ??
     * 
     * @param id The non-null id of this component
     * @param actionPath
     */
    public BookmarkableForm(String id, String actionPath) {
        super(id);
        this.actionPath = actionPath;
    }

    @Override
    public void onComponentTagBody(MarkupStream markupStream, ComponentTag openTag) {
        if (isRootForm()) {
            StringBuilder buffer = new StringBuilder();
            getResponse().write(buffer);
        }
        renderComponentTagBody(markupStream, openTag);
    }

    @Override
    protected boolean getStatelessHint() {
        return true;
    }

    @Override
    protected void onComponentTag(ComponentTag tag) {
        tag.put("action", actionPath);
    }

    private void renderComponentTagBody(final MarkupStream markupStream, final ComponentTag openTag) {
        if ((markupStream != null) && (markupStream.getCurrentIndex() > 0)) {
            ComponentTag origOpenTag = (ComponentTag) markupStream.get(markupStream.getCurrentIndex() - 1);
            if (origOpenTag.isOpenClose()) {
                return;
            }
        }
        boolean render = openTag.requiresCloseTag();
        if (render == false) {
            render = !openTag.hasNoCloseTag();
        }
        if (render == true) {
            renderAll(markupStream, openTag);
        }
    }
}