private int PointDuplicationSearch ( String PitDupName ) { //|Cg̏d
		List < Point > SearchList = getPitList (); //̃|CgXgǂݍ
		int findExistingName = -1; //OtO
		if ( SearchList.size () != 0 ) { //ԍŏɌo|Cg̓ftHgŒǉ
			for ( int i = 0; i < SearchList.size (); i++ ) { //ׂẴ|Cg̖OɊւđŌ
				if ( SearchList.get ( i ).getName ().equals ( PitDupName ) ) {
					findExistingName = 1; //̖O
					break;
				}
				else findExistingName = -1; //Ȃ-1Ԃ
			}
		}
		return findExistingName;
	}