public InstructionTableDataObject getCellData(int row, int col) {
		if (getModel() == null) {
			return null;
		}
		if (row < 0 || col < 0) {
			return null;
		}
		if (getModel().getRowCount() <= row || getModel().getColumnCount() <= col) {
			return null;
		}
		return (InstructionTableDataObject) getModel().getValueAt(row, col);
	}
Returns the data object at the given cell location. We need to check
first to make sure the row/col values map to a valid cell.

@param row the row
@param col the column
@return the value
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/instructionsearch/ui/AbstractInstructionTable.java