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annotate src/goodjava/webserver/examples/Cookies.java @ 1607:fa066aaa068c

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nginx caching
author Franklin Schmidt <fschmidt@gmail.com>
date Fri, 30 Apr 2021 20:23:28 -0600
parents 27efb1fcbcb5
children
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1 package goodjava.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 goodjava.webserver.Handler;
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9 import goodjava.webserver.Request;
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10 import goodjava.webserver.Response;
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11 import goodjava.webserver.ResponseOutputStream;
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14 public final class Cookies implements Handler {
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16 public Response handle(Request request) {
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17 Response response = new Response();
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18 String name = (String)request.parameters.get("name");
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19 if( name != null ) {
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20 Map<String,String> attributes = new HashMap<String,String>();
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21 String value = (String)request.parameters.get("value");
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22 if( value != null ) {
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23 response.setCookie(name,value,attributes);
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24 } else {
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25 attributes.put("Max-Age","0");
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26 response.setCookie(name,"delete",attributes);
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27 }
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28 }
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29 response.headers.put( "Content-Type", "text/plain; charset=utf-8" );
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30 try {
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31 Writer writer = new OutputStreamWriter( new ResponseOutputStream(response) );
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32 for( Map.Entry<String,String> entry : request.cookies.entrySet() ) {
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33 writer.write(entry.getKey()+" = "+entry.getValue()+"\n");
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34 }
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35 writer.close();
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36 } catch(IOException e) {
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37 throw new RuntimeException(e);
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38 }
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39 return response;
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40 }
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41
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42 }