Mercurial Hosting > luan
annotate src/goodjava/webserver/handlers/ContentTypeHandler.java @ 1611:f67f972bd648
make postgres.luan optional
| author | Franklin Schmidt <fschmidt@gmail.com> |
|---|---|
| date | Sat, 15 May 2021 17:24:07 -0600 |
| parents | fa066aaa068c |
| children | fe611f6e3c28 |
| rev | line source |
|---|---|
|
1402
27efb1fcbcb5
move luan.lib to goodjava
Franklin Schmidt <fschmidt@gmail.com>
parents:
1370
diff
changeset
|
1 package goodjava.webserver.handlers; |
| 1137 | 2 |
| 3 import java.util.Map; | |
| 4 import java.util.HashMap; | |
| 1607 | 5 import goodjava.logging.Logger; |
| 6 import goodjava.logging.LoggerFactory; | |
|
1402
27efb1fcbcb5
move luan.lib to goodjava
Franklin Schmidt <fschmidt@gmail.com>
parents:
1370
diff
changeset
|
7 import goodjava.webserver.Handler; |
|
27efb1fcbcb5
move luan.lib to goodjava
Franklin Schmidt <fschmidt@gmail.com>
parents:
1370
diff
changeset
|
8 import goodjava.webserver.Request; |
|
27efb1fcbcb5
move luan.lib to goodjava
Franklin Schmidt <fschmidt@gmail.com>
parents:
1370
diff
changeset
|
9 import goodjava.webserver.Response; |
| 1137 | 10 |
| 11 | |
| 12 public class ContentTypeHandler implements Handler { | |
| 1607 | 13 private static final Logger logger = LoggerFactory.getLogger(ContentTypeHandler.class); |
| 1137 | 14 |
| 15 // maps extension to content-type | |
| 16 // key must be lower case | |
| 1607 | 17 public static final Map<String,String> map = new HashMap<String,String>(); |
| 18 static { | |
| 19 String textType = "text/plain; charset=utf-8"; | |
| 20 map.put( "txt", textType ); | |
| 21 map.put( "luan", textType ); | |
| 22 map.put( "luano", textType ); | |
| 23 map.put( "log", textType ); | |
| 24 map.put( "html", "text/html; charset=utf-8" ); | |
| 25 map.put( "css", "text/css; charset=utf-8" ); | |
| 26 map.put( "js", "application/javascript; charset=utf-8" ); | |
| 27 map.put( "json", "application/json; charset=utf-8" ); | |
| 28 map.put( "mp4", "video/mp4" ); | |
| 29 map.put( "jpg", "image/jpeg" ); | |
| 30 map.put( "jpeg", "image/jpeg" ); | |
| 31 map.put( "png", "image/png" ); | |
| 32 // add more as need | |
| 1137 | 33 } |
| 34 | |
| 1607 | 35 public static String getExtension(String path) { |
| 36 int iSlash = path.lastIndexOf('/'); | |
| 37 int iDot = path.lastIndexOf('.'); | |
| 38 return iDot > iSlash ? path.substring(iDot+1).toLowerCase() : null; | |
| 39 } | |
| 40 | |
| 41 private final Handler handler; | |
| 42 | |
| 43 public ContentTypeHandler(Handler handler) { | |
| 1137 | 44 this.handler = handler; |
| 45 } | |
| 46 | |
| 47 public Response handle(Request request) { | |
| 48 Response response = handler.handle(request); | |
| 1607 | 49 if( response!=null && response.status.code==200 && !response.headers.containsKey("Content-Type") ) { |
| 50 String extension = getExtension(request.path); | |
| 51 if( extension != null ) { | |
| 52 String type = map.get(extension); | |
| 53 if( type != null ) | |
| 54 response.headers.put("Content-Type",type); | |
| 55 else | |
| 56 logger.info("no type defined for extension: "+extension); | |
| 1137 | 57 } |
| 58 } | |
| 59 return response; | |
| 60 } | |
| 61 } |