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Alexander Bachinger
2025-05-23 14:26:08 +02:00
parent 5ee8d1a359
commit 29d2ccc748
7 changed files with 302 additions and 0 deletions
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121
src/UE22_200525_MatheServer/MatheClient.java Normal file
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package UE22_200525_MatheServer;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.Socket;
public class MatheClient extends Thread {
Socket client;
private int anzCals = 10;
private int level = 1;
public MatheClient(Socket s) {
client = s;
}
public static int randomInRange(int min, int max) {
return (int) (Math.random() * (max - min)) + min;
}
@Override
public void run() {
try (BufferedReader br = new BufferedReader(new InputStreamReader(client.getInputStream())); BufferedWriter wr = new BufferedWriter(new OutputStreamWriter(client.getOutputStream()))) {
wr.write("Willkommen beim Mathe-Quiz\n\rWie heftig hättest du es gerne?");
wr.flush();
while (true) {
int level;
wr.write("\n\rBitte gibt eine Zahl zwischen 1 und 3 ein. (Leer für 1): ");
wr.flush();
try {
String input = br.readLine();
if (input == null || input.trim().isEmpty()) break;
level = Integer.parseInt(input);
} catch (Exception _) {
continue;
}
if (level < 1 || level > 3) continue;
this.level = level;
break;
}
while (true) {
int anz;
wr.write("\n\rWie viele Fragen meochtest du loesen (1 - 999) (Leer für 10): ");
wr.flush();
try {
String input = br.readLine();
if (input == null || input.trim().isEmpty()) break;
anz = Integer.parseInt(input);
} catch (Exception _) {
continue;
}
if (anz < 1 || anz > 999) continue;
this.anzCals = anz;
break;
}
for (int i = 1; i <= anzCals; i++) {
int type = randomInRange(1, 4), solution, a, b;
String operator;
switch (level) {
case 1 -> {
a = randomInRange(1, 10);
b = randomInRange(1, 10);
}
case 2 -> {
a = randomInRange(-100, 100);
b = randomInRange(-100, 100);
}
case 3 -> {
a = randomInRange(-10_000, 10_000);
b = randomInRange(-10_000, 10_000);
}
default -> throw new IllegalStateException("Unexpected value: " + level);
}
switch (type) {
case 1 -> {
operator = " + ";
solution = a + b;
}
case 2 -> {
operator = " - ";
solution = a - b;
}
case 3 -> {
operator = " * ";
solution = a * b;
}
case 4 -> {
operator = " / ";
solution = a / (b == 0 ? 1 : b);
}
default -> throw new IllegalStateException("Unexpected value: " + type);
}
String question = "(Level " + level + ") Frage " + i + ": " + a + operator + b + " = ";
wr.write(question);
wr.flush();
while (true) {
String message = "\n\rFalsch :( .. versuche es noch einmal\n\n\r" + question;
try {
String input = br.readLine();
if (input == null || input.trim().isEmpty() || Integer.parseInt(input) != solution) {
wr.write(message);
wr.flush();
continue;
}
} catch (Exception _) {
wr.write(message);
wr.flush();
continue;
}
wr.write("\n\rrichtig :)\n\n\r");
wr.flush();
break;
}
}
wr.write("\n\n\n\rHerzlichen Glückwunsch du hast es geschafft!!\n\n\rENDE");
wr.flush();
} catch (Exception _) {
}
}
}

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src/UE22_200525_MatheServer/MatheServer.java Normal file
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package UE22_200525_MatheServer;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
public class MatheServer {
public static void main(String[] args) {
try (ServerSocket server = new ServerSocket(1000)) {
while (true) {
System.out.println("Ready to connect");
Socket client = server.accept();
new MatheClient(client).start();
}
} catch (IOException _) {
}
}
}

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src/UE22_200525_MatheServer/SEW3 UE22 2024 MatheServer.pdf Normal file
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src/UE22_200525_MatheServer/TCPServer/ClientHandler.java Normal file
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package UE22_200525_MatheServer.TCPServer;
import java.io.*;
import java.net.Socket;
public class ClientHandler extends Thread {
Socket client;
public ClientHandler(Socket s) {
client = s;
}
@Override
public void run() {
try (
BufferedReader br = new BufferedReader(new InputStreamReader(client.getInputStream()));
BufferedWriter wr = new BufferedWriter(new OutputStreamWriter(client.getOutputStream()))
) {
System.out.println("connected to " + client.getRemoteSocketAddress());
while (true) {
wr.write("Bitte rufen\n\r");
wr.flush();
String answer = br.readLine();
if (answer == null || answer.trim().isEmpty()) {
break;
}
for (int i = 0; i < 5; i++) {
wr.write(answer + "\r\n");
wr.flush();
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
} catch (IOException io) {
io.printStackTrace();
}
}
}

33
src/UE22_200525_MatheServer/TCPServer/TCPServer1.java Normal file
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package THServer;
import java.awt.image.ImagingOpException;
import java.io.*;
import java.net.ServerSocket;
import java.net.Socket;
public class TCPServer1 {
public static void main(String[] args) {
try (ServerSocket server = new ServerSocket(22333))
{
System.out.println("ready to connect");
Socket client = server.accept();
System.out.println("connected to " + client.getRemoteSocketAddress());
BufferedReader br = new BufferedReader(new InputStreamReader(client.getInputStream()));
BufferedWriter wr = new BufferedWriter(new OutputStreamWriter(client.getOutputStream()));
wr.write("Herzlich Willkommen, ihr Name ?\n\r");
wr.flush();
String answer = br.readLine();
System.out.println(answer);
br.close();
wr.close();
}
catch (IOException io) {
io.printStackTrace();
}
}
}

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src/UE22_200525_MatheServer/TCPServer/TCPServer2.java Normal file
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package UE22_200525_MatheServer.TCPServer;
import java.io.*;
import java.net.ServerSocket;
import java.net.Socket;
public class TCPServer2 {
public static void main(String[] args) {
try (ServerSocket server = new ServerSocket(22333)) {
while (true) {
System.out.println("ready to connect");
try (Socket client = server.accept();
BufferedReader br = new BufferedReader(new InputStreamReader(client.getInputStream()));
BufferedWriter wr = new BufferedWriter(new OutputStreamWriter(client.getOutputStream()))
) {
System.out.println("connected to " + client.getRemoteSocketAddress());
while (true) {
wr.write("Bitte rufen\n\r");
wr.flush();
String answer = br.readLine();
if (answer == null || answer.trim().isEmpty()) {
break;
}
for (int i = 0; i < 5; i++) {
wr.write(answer);
wr.flush();
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
} catch (IOException io) {
io.printStackTrace();
}
}
} catch (IOException io) {
io.printStackTrace();
}
}
}

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src/UE22_200525_MatheServer/TCPServer/TCPServer3.java Normal file
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package UE22_200525_MatheServer.TCPServer;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
public class TCPServer3 {
public static void main(String[] args) {
try (ServerSocket server = new ServerSocket(22333)) {
while (true) {
System.out.println("ready to connect");
Socket client = server.accept();
new ClientHandler(client).start();
}
} catch (IOException io) {
io.printStackTrace();
}
}
}