com.liferay.portal.kernel.portlet.JSONPortletResponseUtil.java Source code

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Here is the source code for com.liferay.portal.kernel.portlet.JSONPortletResponseUtil.java

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/**
 * 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.portal.kernel.portlet;

import com.liferay.portal.kernel.servlet.BrowserSnifferUtil;
import com.liferay.portal.kernel.servlet.ServletResponseUtil;
import com.liferay.portal.kernel.util.ContentTypes;
import com.liferay.portal.kernel.util.PortalUtil;

import java.io.IOException;

import javax.portlet.MimeResponse;
import javax.portlet.PortletRequest;
import javax.portlet.PortletResponse;

import javax.servlet.http.HttpServletResponse;

/**
 * @author Adolfo Prez
 */
public class JSONPortletResponseUtil {

    public static void writeJSON(PortletRequest portletRequest, MimeResponse mimeResponse, Object jsonObj)
            throws IOException {

        mimeResponse.setContentType(_getContentType(portletRequest));

        PortletResponseUtil.write(mimeResponse, jsonObj.toString());

        mimeResponse.flushBuffer();
    }

    public static void writeJSON(PortletRequest portletRequest, PortletResponse portletResponse, Object jsonObj)
            throws IOException {

        HttpServletResponse httpServletResponse = PortalUtil.getHttpServletResponse(portletResponse);

        httpServletResponse.setContentType(_getContentType(portletRequest));

        ServletResponseUtil.write(httpServletResponse, jsonObj.toString());

        httpServletResponse.flushBuffer();
    }

    private static String _getContentType(PortletRequest portletRequest) {
        String contentType = ContentTypes.APPLICATION_JSON;

        if (BrowserSnifferUtil.isIe(PortalUtil.getHttpServletRequest(portletRequest))) {

            contentType = ContentTypes.TEXT_PLAIN;
        }

        return contentType;
    }

}