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exhesham/soldTicketsForCoolEvent.java

Created April 16, 2018 05:46
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soldTicketsForCoolEvent.java
Function<String, Predicate<Ticket>> ticketFor = event -> ticket -> event.equals(ticket.getName());
List<Ticket> tickets = getAllTickets();
Integer soldTicketsForCoolEvent = tickets.stream()
.filter(ticketFor.apply("CoolEvent")).count();
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