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package dk.thoerup.traininfoservice.banedk; |
package dk.thoerup.traininfoservice.banedk; |
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import java.io.ByteArrayInputStream; |
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import java.io.ByteArrayOutputStream; |
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import java.io.File; |
import java.io.File; |
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import java.io.IOException; |
import java.io.IOException; |
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import java.io.StringReader; |
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import java.io.StringWriter; |
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import java.util.logging.Level; |
import java.util.logging.Level; |
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import java.util.logging.Logger; |
import java.util.logging.Logger; |
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import javax.servlet.http.HttpServlet; |
import javax.servlet.http.HttpServlet; |
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import javax.servlet.http.HttpServletRequest; |
import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
import javax.servlet.http.HttpServletResponse; |
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import javax.xml.transform.Source; |
import javax.xml.transform.Source; |
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import javax.xml.transform.Templates; |
import javax.xml.transform.Templates; |
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import javax.xml.transform.Transformer; |
import javax.xml.transform.Transformer; |
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import dk.thoerup.circuitbreaker.CircuitBreakerException; |
import dk.thoerup.circuitbreaker.CircuitBreakerException; |
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import dk.thoerup.traininfoservice.StationDAO; |
import dk.thoerup.traininfoservice.StationDAO; |
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import dk.thoerup.traininfoservice.Statistics; |
import dk.thoerup.traininfoservice.Statistics; |
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import dk.thoerup.traininfoservice.banedk.DepartureFetcher.FetchTrainType; |
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/** |
/** |
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* Servlet implementation class DepartureServlet |
* Servlet implementation class DepartureServlet |
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int station = Integer.parseInt( req.getParameter("station") ); |
int station = Integer.parseInt( req.getParameter("station") ); |
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String format = req.getParameter("format"); |
String format = req.getParameter("format"); |
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DepartureBean beans; |
DepartureBean beans; |
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DepartureFetcher.FetchTrainType type = FetchTrainType.BOTH; |
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if ( req.getParameter("type") != null) { |
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type = FetchTrainType.valueOf( req.getParameter("type") ); |
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} |
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try { |
try { |
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beans = fetcher.cachedLookupDepartures(station, arrival); |
beans = fetcher.cachedLookupDepartures(station, arrival, type); |
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beans.arrival = arrival; |
beans.arrival = arrival; |
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} catch (java.io.IOException ioe) { |
} catch (java.io.IOException ioe) { |
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logger.warning("Read failed, station="+station + ". " + ioe.getMessage() ); |
logger.warning("Read failed, station="+station + ". " + ioe.getMessage() ); |
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resp.setContentType("text/xml"); |
resp.setContentType("text/xml"); |
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resp.getWriter().print( formatXml(beans) ); |
resp.getWriter().print( formatXml(beans) ); |
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} else if (format.equalsIgnoreCase("html")) { |
} else if (format.equalsIgnoreCase("html")) { |
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/* |
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String advStr = req.getParameter("advanced"); |
String advStr = req.getParameter("advanced"); |
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boolean advanced = advStr != null ? Boolean.parseBoolean(advStr) : false; |
boolean advanced = advStr != null ? Boolean.parseBoolean(advStr) : false; |
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req.setAttribute("advanced", advanced); |
req.setAttribute("advanced", advanced); |
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req.setAttribute("departurebeans", beans); |
req.setAttribute("departurebeans", beans); |
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req.setAttribute("stationID", station ); |
req.setAttribute("stationID", station ); |
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getServletContext().getRequestDispatcher("/ViewDepartures.jsp").forward(req,resp);*/ |
getServletContext().getRequestDispatcher("/ViewDepartures.jsp").forward(req,resp); |
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resp.setContentType("text/html"); |
/*resp.setContentType("text/html"); |
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resp.getWriter().print( xmlToHtml(formatXml(beans)) ); |
resp.getWriter().print( xmlToHtml(formatXml(beans)) );*/ |
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} else { |
} else { |
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resp.sendError(400, "Unknown format"); |
resp.sendError(400, "Unknown format"); |
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} |
} |
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Serializer serializer = new Persister(); |
Serializer serializer = new Persister(); |
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ByteArrayOutputStream out = new ByteArrayOutputStream(); |
StringWriter out = new StringWriter(); |
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try { |
try { |
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serializer.write(beans, out); |
serializer.write(beans, out); |
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protected String xmlToHtml(String input) throws ServletException { |
protected String xmlToHtml(String input) throws ServletException { |
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try { |
try { |
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Transformer trans = xslTemplate.newTransformer(); |
Transformer trans = xslTemplate.newTransformer(); |
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Source xml = new StreamSource( new ByteArrayInputStream(input.getBytes() )); |
Source xml = new StreamSource( new StringReader(input)); |
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ByteArrayOutputStream out = new ByteArrayOutputStream(); |
StringWriter out = new StringWriter(); |
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trans.transform(xml, new StreamResult(out)); |
trans.transform(xml, new StreamResult(out)); |
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return out.toString(); |
return out.toString(); |