66 lines
1.8 KiB
Java
66 lines
1.8 KiB
Java
package fr.pandacube.lib.netapi.server;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.net.Socket;
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public class RequestAnalyser {
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public final String command;
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public final String data;
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public RequestAnalyser(Socket socket, NetworkAPIListener nAPIListener) throws IOException, BadRequestException {
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if (socket == null || socket.isClosed() || socket.isInputShutdown() || nAPIListener == null)
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throw new IllegalArgumentException(
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"le socket doit être non null et doit être ouvert sur le flux d'entrée et nAPIListener ne doit pas être null");
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// on lit la réponse
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BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
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String line;
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// lecture de la première ligne
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line = in.readLine();
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if (line == null || !line.equals(nAPIListener.pass)) throw new BadRequestException("wrong_password");
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// lecture de la deuxième ligne
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line = in.readLine();
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if (line == null || nAPIListener.getRequestExecutor(line) == null)
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throw new BadRequestException("command_not_exists");
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command = line;
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// lecture de la troisième ligne
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line = in.readLine();
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int data_size;
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try {
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data_size = Integer.parseInt(line);
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} catch (NumberFormatException e) {
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throw new BadRequestException("wrong_data_size_format");
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}
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// lecture du reste
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StringBuilder sB_data = new StringBuilder();
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char[] c = new char[100];
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int nbC;
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while ((nbC = in.read(c)) != -1)
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sB_data.append(c, 0, nbC);
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data = sB_data.toString();
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if (data.getBytes().length != data_size) throw new BadRequestException("wrong_data_size");
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socket.shutdownInput();
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}
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public static class BadRequestException extends Exception {
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public BadRequestException(String message) {
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super(message);
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}
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}
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}
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