package reader_writer_szenario;

/* AUFGABE 82 */
// zwei separate Locks zusätzlich eingeführt
// Lösung nach Aufgabenstellung mit share als Lock online

public class Writer extends Thread {
	private final Shared share;
	private final int n;

	public Writer(Shared s, int n) {
		share = s;
		this.n = n;
	}

	public void run() {
		for (int i = 1; i <= n; i++) {
			synchronized (Shared.lockWrite) {
				while (share.changed) {
					try {
						Shared.lockWrite.wait();
					} catch (InterruptedException e) {
						return;
					}
				}
				share.value = i;
				share.changed = true;
			}
			
			synchronized (Shared.lockRead) {
				Shared.lockRead.notify();
			}
		}
	}
}