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Erste Version, unterstützt von Claude

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ChaosLL1337 2026-10-24 19:19:09 +02:00
parent 97a3a4da9d
commit f5ff3d11f1
2 changed files with 15 additions and 22 deletions
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23
pp.A1-CondPhilosophers/src/main/java/pp/Philosopher.java
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@ -4,9 +4,9 @@ import java.util.concurrent.locks.Condition;
import java.util.concurrent.locks.Lock; import java.util.concurrent.locks.Lock;
public class Philosopher extends Thread implements IPhilosopher { public class Philosopher extends Thread implements IPhilosopher {
static final int MAX_THINKING_DURATION_MS = 1000; static final int MAX_THINKING_DURATION_MS = 1000; //aus Vorlesungsbeispiel
static final int MAX_EATING_DURATION_MS = 3000; static final int MAX_EATING_DURATION_MS = 3000; //aus Vorlesungsbeispiel
static final int MAX_TAKING_TIME_MS = 1000; boolean stop = false;
private int seat; private int seat;
private Lock table; private Lock table;
private Condition cond; private Condition cond;
@ -14,8 +14,6 @@ public class Philosopher extends Thread implements IPhilosopher {
private Philosopher right; private Philosopher right;
private boolean essen; private boolean essen;
private int gegessen = 0; private int gegessen = 0;
boolean stop = false;
@Override @Override
public void setLeft(IPhilosopher left) { public void setLeft(IPhilosopher left) {
@ -49,7 +47,6 @@ public class Philosopher extends Thread implements IPhilosopher {
log(seat, "stopping"); log(seat, "stopping");
this.stop = true; this.stop = true;
interrupt(); interrupt();
} }
@Override @Override
@ -60,21 +57,18 @@ public class Philosopher extends Thread implements IPhilosopher {
Thread.sleep(MAX_THINKING_DURATION_MS); Thread.sleep(MAX_THINKING_DURATION_MS);
try { try {
startEating(); startEating();
log(seat, "essen"); log(seat, "essen");
Thread.sleep(MAX_EATING_DURATION_MS); Thread.sleep(MAX_EATING_DURATION_MS);
gegessen = gegessen +1; gegessen = gegessen + 1;
log(seat, "gegessen "+gegessen); log(seat, "gegessen " + gegessen);
} } finally {
finally {
stopEating(); stopEating();
} }
} }
} } catch (InterruptedException e) {
catch(InterruptedException e){
//Hier ist eine Exception gefunden worden //Hier ist eine Exception gefunden worden
System.out.println("Hier ist ein Thread unterbrochen worden");
} }
} }
private void startEating() throws InterruptedException { private void startEating() throws InterruptedException {
@ -92,7 +86,6 @@ public class Philosopher extends Thread implements IPhilosopher {
} }
} }
private void stopEating() throws InterruptedException { private void stopEating() throws InterruptedException {
table.lock(); table.lock();
try { try {

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pp.A1-CondPhilosophers/target/classes/pp/Philosopher.class
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