jdk 5.0以前の生産者消費者(指定されたサイズの集合操作に基づく)
2373 ワード
package thread;
import java.util.ArrayList;
import java.util.List;
public class ArrayListTest {
public static final int Storge_Size = 100;
public static void main(String[] args) {
ArrayListStorge storge = new ArrayListStorge();
P p = new P(storge);
M m = new M(storge);
Thread t1 = new Thread(p);
Thread t2 = new Thread(p);
Thread t3 = new Thread(p);
Thread t4 = new Thread(p);
Thread t5 = new Thread(m);
Thread t6 = new Thread(m);
Thread t7 = new Thread(m);
Thread t8 = new Thread(m);
t1.start();
t2.start();
t3.start();
t4.start();
t5.start();
t6.start();
t7.start();
t8.start();
}
}
class ArrayListStorge{
private List<Integer> list = new ArrayList<Integer>(ArrayListTest.Storge_Size);
private int num = 1;
public synchronized void set(ArrayListStorge s){
while(s.list.size()>=ArrayListTest.Storge_Size){
try {
this.wait();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
s.list.add(num++);
System.out.println(Thread.currentThread().getName()+"-- ----"+list.get(s.list.size()-1));
if(s.list.size()>0){
this.notifyAll();
}
}
public synchronized void out(ArrayListStorge s){
while(s.list.size()<=0){
try {
this.wait();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
System.out.println(Thread.currentThread().getName()+"-- ....."+s.list.remove(s.list.size()-1));
if(s.list.size()<ArrayListTest.Storge_Size){
this.notifyAll();
}
}
}
class P implements Runnable{
private ArrayListStorge storge;
public P (ArrayListStorge s){
this.storge = s;
}
public void run(){
while(true){
this.storge.set(storge);
}
}
}
class M implements Runnable{
private ArrayListStorge s;
public M(ArrayListStorge s){
this.s = s;
}
public void run(){
while(true){
this.s.out(s);
}
}
}