InvoiceRegistry (blueHour 1.0-ALPHA-7 API)

```
public interface InvoiceRegistry
```
Author:

Fabrizio Giudici

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static interface InvoiceRegistry.Finder

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Invoice.Builder`	`addInvoice()`	Returns an `Invoice.Builder` for adding a `Invoice` to the registry.
`InvoiceRegistry.Finder`	`findInvoices()`	Returns a `InvoiceRegistry.Finder` for finding `Invoice`s.

- Method Detail
  - findInvoices
```
@Nonnull
InvoiceRegistry.Finder findInvoices()
```
    Returns a InvoiceRegistry.Finder for finding Invoices.
    
    Returns:
    
    the finder
  - addInvoice
```
@Nonnull
Invoice.Builder addInvoice()
```
    Returns an Invoice.Builder for adding a Invoice to the registry.
    
    Returns:
    
    the builder