public L2Skill addSkill(L2Skill newSkill, boolean store)
	{
		// Add a skill to the L2PcInstance _skills and its Func objects to the calculator set of the L2PcInstance
		L2Skill oldSkill = super.addSkill(newSkill);

		// Add or update a L2PcInstance skill in the character_skills table of the database
		if (store) storeSkill(newSkill, oldSkill, -1);

		return oldSkill;
	}



In L2Pcinstance.java