A kiválasztott változat és az aktuális verzió közötti különbségek a következők.
Előző változat mindkét oldalon Előző változat Következő változat | Előző változat | ||
tanszek:oktatas:iss_t:http_server [2023/03/12 17:51] knehez |
tanszek:oktatas:iss_t:http_server [2024/03/04 08:09] (aktuális) knehez |
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Sor 1: | Sor 1: | ||
- | ==== Saját HTTP szerver mintapélda ==== | + | ==== 'My own HTTP' server sample ==== |
Let's create an empty Java project, Then create files called //404.html// and an //index.html// with the following content. Let's note that the error handling is redundant, i.e. the handling of //errors 404// and //501// is written twice. | Let's create an empty Java project, Then create files called //404.html// and an //index.html// with the following content. Let's note that the error handling is redundant, i.e. the handling of //errors 404// and //501// is written twice. | ||
Sor 7: | Sor 7: | ||
Content of //404.html//: | Content of //404.html//: | ||
- | <code html> | + | <sxh html> |
<html> | <html> | ||
<body> | <body> | ||
Sor 13: | Sor 13: | ||
</body> | </body> | ||
</html> | </html> | ||
- | </code> | + | </sxh> |
Content of //index.html//: | Content of //index.html//: | ||
- | <code html> | + | <sxh html> |
<html> | <html> | ||
<body> | <body> | ||
Sor 23: | Sor 23: | ||
</body> | </body> | ||
</html> | </html> | ||
- | </code> | + | </sxh> |
Content of //JavaHTTPServer.java//: | Content of //JavaHTTPServer.java//: | ||
- | <code java> | + | <sxh java> |
import java.io.BufferedOutputStream; | import java.io.BufferedOutputStream; | ||
import java.io.BufferedReader; | import java.io.BufferedReader; | ||
Sor 182: | Sor 182: | ||
} | } | ||
- | </code> | + | </sxh> |
- | **Task**: refactor the code and eliminate duplicate parts. Let's create a separate function to return the general HTTP response:: | + | **Task**: refactor the code and eliminate duplicate parts. Let's create a separate function to return a general HTTP response:: |
- | <code java> | + | <sxh java> |
out.println("HTTP/1.1 200 OK"); | out.println("HTTP/1.1 200 OK"); | ||
out.println("Server: Java HTTP Server v1.0"); | out.println("Server: Java HTTP Server v1.0"); | ||
Sor 194: | Sor 194: | ||
out.println(); // blank line between headers and content, very important ! | out.println(); // blank line between headers and content, very important ! | ||
out.flush(); // flush character output stream buffer | out.flush(); // flush character output stream buffer | ||
- | </code> | + | </sxh> |
**Task**: modify the source code so that it can also return images. To do this, first add <img src="…> to index.html and copy an arbitrary image next to the html-s.. | **Task**: modify the source code so that it can also return images. To do this, first add <img src="…> to index.html and copy an arbitrary image next to the html-s.. | ||