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public class FatherClass {
public void print(String str)
{
System.out.println("father print:"+str);
}
}
public class SonClass extends FatherClass {
public void print(String str)
{
System.out.println("son print:"+str);
System.out.println("call father print.");
super.print(str);
}
}
public class TestSuperClass {
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
SonClass son = new SonClass();
son.print("Test");
}
}
POSIX threads jdk
------------------ ----------------------------------------
mutex java.util.concurrent.locks.Lock
rwlock java.util.concurrent.locks.ReadWriteLock
cond java.util.concurrent.locks.Condition