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view software/mpdl-services/mpiwg-mpdl-cms-web/src/de/mpg/mpiwg/berlin/mpdl/servlets/lt/Transcode.java @ 23:e845310098ba
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author | Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> |
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date | Tue, 27 Nov 2012 12:35:19 +0100 |
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package de.mpg.mpiwg.berlin.mpdl.servlets.lt; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletConfig; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import de.mpg.mpiwg.berlin.mpdl.exception.ApplicationException; import de.mpg.mpiwg.berlin.mpdl.lt.text.transcode.Transcoder; public class Transcode extends HttpServlet { private static final long serialVersionUID = 1L; private Transcoder transcoder; public Transcode() { super(); } public void init(ServletConfig config) throws ServletException { super.init(config); transcoder = Transcoder.getInstance(); } protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { request.setCharacterEncoding("utf-8"); response.setCharacterEncoding("utf-8"); String inputString = request.getParameter("inputString"); String srcEncoding = request.getParameter("srcEncoding"); String destEncoding = request.getParameter("destEncoding"); if (destEncoding == null) destEncoding = "unicode"; String result = null; try { response.setContentType("text/html"); PrintWriter out = response.getWriter(); if (inputString == null || inputString.isEmpty()) { out.print("request parameter \"inputString\" is empty. Please specify \"inputString\""); out.close(); return; } if (srcEncoding == null || srcEncoding.isEmpty()) { out.print("request parameter \"srcEncoding\" is empty. Please specify \"srcEncoding\""); out.close(); return; } if (destEncoding == null || destEncoding.isEmpty()) { out.print("request parameter \"destEncoding\" is empty. Please specify \"destEncoding\""); out.close(); return; } if (srcEncoding.equals("buckwalter") && destEncoding.equals("unicode")) { result = transcoder.transcodeFromBuckwalter2Unicode(inputString); } else if (srcEncoding.equals("betacode") && destEncoding.equals("unicode")) { result = transcoder.transcodeFromBetaCode2Unicode(inputString); } else if (srcEncoding.equals("unicode") && destEncoding.equals("betacode")) { result = transcoder.transcodeFromUnicode2BetaCode(inputString); } else if (srcEncoding.equals("unicode") && destEncoding.equals("buckwalter")) { result = transcoder.transcodeFromUnicode2Buckwalter(inputString); } else { result = "your combination of \"srcEncoding\" and \"destEncoding\" is not yet supported"; } if (result != null) out.print(result); out.close(); } catch (ApplicationException e) { throw new ServletException(e); } } protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doGet(request, response); } }