January 2016
Intermediate to advanced
508 pages
12h 33m
English
book
Oracle Certified Professional Java SE 8 Programmer Exam 1Z0-809: A Comprehensive OCPJP 8 Certification Guide
by S G Ganesh, Hari Kiran, Tushar Sharma
Content preview from Oracle Certified Professional Java SE 8 Programmer Exam 1Z0-809: A Comprehensive OCPJP 8 Certification Guide
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CHAPTER 6
Java Stream API
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Certification Objectives |
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Develop code to extract data from an object using peek() and map() methods including primitive versions of the map() method |
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Search for data by using search methods of the Stream classes including findFirst, findAny, anyMatch, allMatch, noneMatch |
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Develop code that uses the Optional class |
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Develop code that uses Stream data methods and calculation methods |
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Sort a collection using Stream API |
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Save results to a collection using the collect method and group/partition data using the Collectors class |
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Use flatMap() methods in the Stream API |
In this chapter, we discuss the most important addition to the ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.