?? stack.java
字號:
public class Stack
{
private int length;
private int MAX_SIZE=5;
private String data[];
public Stack()
{
length=0;
data=new String[MAX_SIZE];
}
public synchronized void push(String str)
{
while(length==MAX_SIZE-1)
{
try
{
System.out.println("product wrong wait!");
this.wait();
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
this.notify();
data[length]=str;
length++;
}
public synchronized String get()
{
while(length==0)
{
try
{
System.out.println("get wrong wait!");
this.wait();
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
this.notify();
length--;
return data[length+1];
}
public int getLength()
{
return length;
}
}
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