diff options
Diffstat (limited to 'base/common/src/com/netscape/cms/servlet/base/DisplayHtmlServlet.java')
-rw-r--r-- | base/common/src/com/netscape/cms/servlet/base/DisplayHtmlServlet.java | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/base/common/src/com/netscape/cms/servlet/base/DisplayHtmlServlet.java b/base/common/src/com/netscape/cms/servlet/base/DisplayHtmlServlet.java new file mode 100644 index 000000000..54e453f30 --- /dev/null +++ b/base/common/src/com/netscape/cms/servlet/base/DisplayHtmlServlet.java @@ -0,0 +1,97 @@ +// --- BEGIN COPYRIGHT BLOCK --- +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; version 2 of the License. +// +// This program 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 General Public License for more details. +// +// You should have received a copy of the GNU General Public License along +// with this program; if not, write to the Free Software Foundation, Inc., +// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +// +// (C) 2007 Red Hat, Inc. +// All rights reserved. +// --- END COPYRIGHT BLOCK --- +package com.netscape.cms.servlet.base; + +import java.io.ByteArrayOutputStream; +import java.io.File; +import java.io.FileInputStream; +import java.io.IOException; + +import javax.servlet.ServletConfig; +import javax.servlet.ServletException; + +import com.netscape.certsrv.apps.CMS; +import com.netscape.certsrv.base.EBaseException; +import com.netscape.certsrv.logging.ILogger; +import com.netscape.cms.servlet.common.CMSRequest; +import com.netscape.cms.servlet.common.ECMSGWException; + +/** + * This is the servlet that displays the html page for the corresponding input id. + * + * @version $Revision$, $Date$ + */ +public class DisplayHtmlServlet extends CMSServlet { + /** + * + */ + private static final long serialVersionUID = -4343458180370708327L; + public final static String PROP_TEMPLATE = "template"; + public final static String PROP_HTML_PATH = "htmlPath"; + + private String mHTMLPath = null; + + public DisplayHtmlServlet() { + super(); + } + + public void init(ServletConfig sc) throws ServletException { + super.init(sc); + mHTMLPath = sc.getInitParameter(PROP_HTML_PATH); + mTemplates.remove(CMSRequest.SUCCESS); + } + + /** + * Serves HTTP request. + */ + public void process(CMSRequest cmsReq) throws EBaseException { + CMS.debug("DisplayHtmlServlet about to service "); + + authenticate(cmsReq); + + try { + String realpath = + mServletConfig.getServletContext().getRealPath("/" + mHTMLPath); + + if (realpath == null) { + mLogger.log( + ILogger.EV_SYSTEM, ILogger.S_OTHER, ILogger.LL_FAILURE, + CMS.getLogMessage("CMSGW_NO_FIND_TEMPLATE", mHTMLPath)); + throw new ECMSGWException(CMS.getLogMessage("CMSGW_ERROR_DISPLAY_TEMPLATE")); + } + File file = new File(realpath); + long flen = file.length(); + byte[] bin = new byte[(int) flen]; + FileInputStream ins = new FileInputStream(file); + + int len = 0; + if (ins.available() > 0) { + len = ins.read(bin); + } + ByteArrayOutputStream bos = new ByteArrayOutputStream(); + bos.write(bin, 0, len); + bos.writeTo(cmsReq.getHttpResp().getOutputStream()); + ins.close(); + bos.close(); + } catch (IOException e) { + log(ILogger.LL_FAILURE, + CMS.getLogMessage("CMSGW_ERR_OUT_TEMPLATE", mHTMLPath, e.toString())); + throw new ECMSGWException(CMS.getLogMessage("CMSGW_ERROR_DISPLAY_TEMPLATE")); + } + } +} |