Deadlock in thread synchronization

Public class stateobject {

Int state = 5;

Public void changestate (INT loop)

{

If (State = 5)

{

State ++;

Trace. Assert (State = 6 ,"");

}

State = 5;

}

}

 

Public class samplethread

{

Public stateobject so1;

Pulbic stateobject SO2;

Public sampletrhead (stateobject O1, stateobject O2)

{

This. so1 = O1, this. SO2 = O2;

}

Public void deadlock ()

{

Int I = 0;

While (true)

{

Lock (so1)

{

Lock (SO2 ){

So1.changestate (I );

So2.changestate (I ++ );

Console. writeline ("still running, {0}", I );

}

}

}

}

Public void deadlock2 ()

{Int I = 0;

While (true)

{

Lock (SO2)

{

Lock (so1 ){

So1.changestate (I );

So2.changestate (I );

Console. writeline ("still running, {0}", I );

}

}

}

}

}

 

 

Stateobject state1 = new stateobject ();

Stateobject state2 = new stateobject ();

New thread (New samplethread (state1, state2). deadlock1). Start ();

New thread (New samplethread (state1, sate2). deadlock2). Start ();