Example usage for com.liferay.portal.kernel.servlet HttpHeaders PRAGMA

Introduction

In this page you can find the example usage for com.liferay.portal.kernel.servlet HttpHeaders PRAGMA.

Prototype

String PRAGMA

To view the source code for com.liferay.portal.kernel.servlet HttpHeaders PRAGMA.

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Usage

From source file:com.rivetlogic.portlet.AnnouncerTools.java

License:Open Source License

public static void returnJSONObject(PortletResponse response, JSONObject jsonObj) {
    HttpServletResponse servletResponse = PortalUtil.getHttpServletResponse(response);
    servletResponse.setHeader(HttpHeaders.CACHE_CONTROL, HttpHeaders.CACHE_CONTROL_NO_CACHE_VALUE);
    servletResponse.setHeader(HttpHeaders.PRAGMA, HttpHeaders.PRAGMA_NO_CACHE_VALUE);
    servletResponse.setHeader(HttpHeaders.EXPIRES, String.valueOf(AnnouncerPortlet.LR_EMPTY_VALUE));
    PrintWriter pw;/*from   w  w  w .j  a  v  a 2 s  . c o m*/
    try {
        pw = servletResponse.getWriter();
        pw.write(jsonObj.toString());
        pw.close();
    } catch (IOException e) {
        LOG.error("Error while returning json", e);
    }
}

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From source file:com.rivetlogic.skype.util.SkypeUtil.java

License:Open Source License

public static void returnJSONObject(PortletResponse response, JSONObject jsonObj) {
    HttpServletResponse servletResponse = PortalUtil.getHttpServletResponse(response);
    servletResponse.setHeader(HttpHeaders.CACHE_CONTROL, HttpHeaders.CACHE_CONTROL_NO_CACHE_VALUE);
    servletResponse.setHeader(HttpHeaders.PRAGMA, HttpHeaders.PRAGMA_NO_CACHE_VALUE);
    servletResponse.setHeader(HttpHeaders.EXPIRES, String.valueOf(Constants.UNDEFINED_ID));
    PrintWriter pw;//from w  ww  .j  a v a2s  .c  om
    try {
        pw = servletResponse.getWriter();
        pw.write(jsonObj.toString());
        pw.close();
    } catch (IOException e) {
        LOG.error("Error while returning json", e);
    }
}

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