GetStructureMVCResourceCommand.java

/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.dynamic.data.mapping.web.internal.portlet.action;

import com.liferay.dynamic.data.mapping.constants.DDMPortletKeys;
import com.liferay.dynamic.data.mapping.model.DDMStructure;
import com.liferay.dynamic.data.mapping.service.DDMStructureService;
import com.liferay.portal.kernel.portlet.PortletResponseUtil;
import com.liferay.portal.kernel.portlet.bridges.mvc.BaseMVCResourceCommand;
import com.liferay.portal.kernel.portlet.bridges.mvc.MVCResourceCommand;
import com.liferay.portal.kernel.util.ContentTypes;
import com.liferay.portal.kernel.util.ParamUtil;

import javax.portlet.ResourceRequest;
import javax.portlet.ResourceResponse;

import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Reference;

/**
 * @author Leonardo Barros
 */
@Component(
	immediate = true,
	property = {
		"javax.portlet.name=" + DDMPortletKeys.DYNAMIC_DATA_MAPPING,
		"mvc.command.name=getStructure"
	},
	service = MVCResourceCommand.class
)
public class GetStructureMVCResourceCommand extends BaseMVCResourceCommand {

	@Override
	protected void doServeResource(
			ResourceRequest resourceRequest, ResourceResponse resourceResponse)
		throws Exception {

		long structureId = ParamUtil.getLong(resourceRequest, "structureId");

		DDMStructure structure = _ddmStructureService.getStructure(structureId);

		String definition = structure.getDefinition();

		PortletResponseUtil.sendFile(
			resourceRequest, resourceResponse, null, definition.getBytes(),
			ContentTypes.APPLICATION_JSON);
	}

	@Reference(unbind = "-")
	protected void setDDMStructureService(
		DDMStructureService ddmStructureService) {

		_ddmStructureService = ddmStructureService;
	}

	private DDMStructureService _ddmStructureService;

}