algorithm_2.java

来自「other example of how sincronize process」· Java 代码 · 共 31 行

public class Algorithm_2 extends MutualExclusion {
	private volatile boolean[] flag = new boolean[2];

	public Algorithm_2() {
		flag[0] = false;
		flag[1] = false;
		// TODO Auto-generated constructor stub
	}

	@Override
	public void enteringCriticalSection(int t) {
		// TODO Auto-generated method stub
		int other;
		other = 1 - t;

		flag[t] = true;
		while (flag[other] == true)
			Thread.yield();

	}

	@Override
	public void leavingCriticalSection(int t) {
		// TODO Auto-generated method stub
		flag[t] = false;

	}

}