Modern Java Recipes

Index

Symbols

• <> (diamond operator), What Everybody Knows
• ? (question mark), wildcard type arguments, Wildcards and PECS
• @FunctionalInterface annotation, Solution
• @SafeVarargs annotation, Discussion
• _ (underscore) in numerical values, Discussion

A

• abstract methods
  • in functional interfaces, Discussion
• accessors (getters), wrapping result in Optionals, Solution
• accumulator argument in Collectors, Discussion
• adjusters and queries (for temporal values), Problem-Using TemporalQuery
  • TemporalAdjuster class, Using TemporalAdjuster
  • TemporalQuery class, Using TemporalQuery
  • writing your own adjuster, Using TemporalAdjuster
    • Adjusters class (example), Using TemporalAdjuster
    • PaydayAdjuster (example), Using TemporalAdjuster
  • writing your own query, Using TemporalQuery
• and method (Predicate), Discussion
• andThen method (Consumer), Discussion
• andThen method (Function), Discussion
• anonymous inner classes, Discussion
  • accessing attributes of outer class and local variable, Discussion
  • replacement with lambda expressions, Discussion
  • Runnable implementation, Discussion
• anyMatch, allMatch, and noneMatch methods (Stream), Problem-Discussion
  • prime number check, Discussion
  • using on empty streams, Discussion
• ArrayList<String> and ArrayList<Object>, What Some Developers Don’t Realize
• arrays
  • Arrays.stream method, Discussion
    • creating a stream, Discussion
  • converting IntStream to int array, Discussion
  • creating with Collectors.toArray method, Discussion
  • using constructor references with, Arrays
• Async versions, CompletableFuture coordinating methods ...