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annotate src/luan/webserver/examples/Example.java @ 1148:49fb4e83484f

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webserver - change headers to lower case
author Franklin Schmidt <fschmidt@gmail.com>
date Sun, 04 Feb 2018 17:11:06 -0700
parents 2dda3c92a473
children 668f29bc52ea
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1 package luan.webserver.examples;
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2
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3 import java.io.Writer;
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4 import java.io.OutputStreamWriter;
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5 import java.io.IOException;
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6 import java.util.Map;
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7 import java.util.HashMap;
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8 import org.apache.log4j.EnhancedPatternLayout;
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9 import org.apache.log4j.ConsoleAppender;
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10 import org.apache.log4j.Logger;
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11 import luan.webserver.Handler;
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12 import luan.webserver.Request;
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13 import luan.webserver.Response;
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14 import luan.webserver.ResponseOutputStream;
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15 import luan.webserver.Server;
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16 import luan.webserver.handlers.MapHandler;
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17 import luan.webserver.handlers.SafeHandler;
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18 import luan.webserver.handlers.LogHandler;
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19 import luan.webserver.handlers.FileHandler;
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20 import luan.webserver.handlers.ListHandler;
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21 import luan.webserver.handlers.ContentTypeHandler;
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22
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24 public class Example implements Handler {
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25
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26 public Response handle(Request request) {
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27 Response response = new Response();
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28 response.headers.put( "content-type", "text/plain; charset=UTF-8" );
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29 try {
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30 Writer writer = new OutputStreamWriter( new ResponseOutputStream(response) );
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31 writer.write("Hello World\n");
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32 writer.close();
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33 } catch(IOException e) {
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34 throw new RuntimeException("shouldn't happen",e);
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35 }
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36 return response;
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37 }
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39 public static void simple() throws IOException {
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40 Handler handler = new Example();
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41 new Server(8080,handler).start();
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42 }
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44 public static void fancy() throws IOException {
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45 Map<String,Handler> map = new HashMap<String,Handler>();
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46 map.put( "/hello", new Example() );
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47 map.put( "/headers", new Headers() );
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48 map.put( "/params", new Params() );
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49 map.put( "/cookies", new Cookies() );
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50 Handler handler = new MapHandler(map);
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51 handler = new ListHandler( handler, new FileHandler() );
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52 handler = new ContentTypeHandler(handler);
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53 handler = new SafeHandler(handler);
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54 handler = new LogHandler(handler);
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55 new Server(8080,handler).start();
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56 }
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57
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58 public static void initLogging() {
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59 // Logger.getRootLogger().setLevel(Level.INFO);
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60 EnhancedPatternLayout layout = new EnhancedPatternLayout("%d{HH:mm:ss} %-5p %c - %m%n");
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61 ConsoleAppender appender = new ConsoleAppender(layout,"System.err");
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62 Logger.getRootLogger().addAppender(appender);
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63 }
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64
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65 public static void main(String[] args) throws Exception {
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66 initLogging();
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67 fancy();
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68 }
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69 }