Java Generics and Collections. 2nd Edition Maurice Naftalin, Philip Wadler

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Spis treści książki

• Preface
  • Acknowledgments for the Second Edition
  • Intended Audience
  • Obtaining the Example Programs
  • Conventions Used in This Book
  • Assertions
  • OReilly Online Learning
  • How to Contact Us
  • Preface to the First Edition
  • Acknowledgments for the First Edition
• I. Generics
• 1. Introduction
  • Generic Types
    • Generics Versus Templates
  • Generic Methods and Varargs
  • Primitive and Reference Types
  • Conclusion
• 2. Subtyping and Wildcards
  • Subtyping and the Substitution Principle
  • Wildcards
  • Wildcards with extends
  • Wildcards with super
  • The Get and Put Principle
  • Arrays
  • Bounded or Unbounded?
    • Using an Unbounded Wildcard
    • Using a Bounded Wildcard
  • Wildcard Capture
  • Restrictions on Wildcards
    • Instance Creation
    • Generic Method Calls
    • Supertypes
  • Conclusion
• 3. Comparison and Bounds
  • Comparable
    • The Contract for Comparable
    • Consistent with equals
    • Comparing Integral Values
  • The Maximum of a Collection
  • A Fruity Example
  • Comparator
    • Comparator Methods
  • Enumerated Types
  • Multiple Bounds
  • Bridge Methods
  • Covariant Overriding
  • Conclusion
• 4. Declarations
  • Constructors
  • Static Members
  • Nested Classes
  • How Erasure Works
  • Conclusion
• 5. Reifiable and Nonreifiable Types
  • Reifiable Types
  • Instance Tests and Casts
    • Unchecked Casts
  • Exception Handling
  • Generics and Arrays
  • Generic Array Creation
  • The Principle of Truth in Advertising
  • How to Create Arrays
    • Array Begets Array
    • A Classy Alternative
  • How to Define ArrayList
  • The Principle of Indecent Exposure
  • Array Creation and Varargs
  • Where Reifiable Types Are Required
  • On the Design of Java Generics
    • Erasure
    • Unbounded Wildcards
    • Arrays
    • Arrays::copyOf
  • Conclusion
• 6. Reflection
  • Generics for Reflection
  • Reflected Types Are Reifiable Types
  • Reflection for Primitive Types
  • A Generic Reflection Library
  • Reflection for Generics
  • Reflecting Generic Types
  • Conclusion
• 7. Effective Generics
  • Eliminate Unchecked Warnings
  • Enforce Type Safety When Calling Untrusted Code
  • Specialize to Create Reifiable Types
  • Avoid Single-Use Type Variables
  • Use Generic Helper Methods to Capture a Wildcard
  • Cast Through Raw Types When Necessary
  • Use Generic Array Types with Care
  • Use Type Tokens for Run-Time Type Information
  • Conclusion
• II. Collections
• 8. The Main Interfaces of the Java Collections Framework
  • Using the Different Collection Types
    • Set
    • List
    • Map
    • SequencedMap
    • Queue
  • Sequenced Collections
    • SequencedCollection
    • SequencedSet and NavigableSet
    • Deque
    • SequencedMap and NavigableMap
  • Conclusion
• 9. Preliminaries
  • Iterable and Iterators
  • Implementations
  • Views
  • Performance
    • Memory
    • Instruction Count and the O-notation
  • Immutability and Unmodifiability
  • Contracts
    • Content-Based Organization
  • Lambdas and Streams
    • Parallel Streams
  • Collections and Thread Safety
    • Synchronization and the Legacy Collections
    • Synchronized Collections and Fail-Fast Iterators
    • Concurrent Collections
      • Mechanisms of concurrent collections
      • Iterators
  • Conclusion
• 10. The Collection Interface
  • The Methods of Collection
    • Adding Elements
    • Removing Elements
    • Querying the Contents of a Collection
    • Making a Collections Contents Available for Further Processing
  • Using the Methods of Collection
    • Adding Elements
    • Removing Elements
    • Querying the Contents of a Collection
    • Making a Collections Contents Available for Further Processing
  • Implementing Collection
  • Collection Constructors
  • Conclusion
• 11. The SequencedCollection Interface
  • The Methods of SequencedCollection
    • Adding Elements
    • Inspecting Elements
    • Removing Elements
    • Generating a Reversed View
  • Conclusion
• 12. Sets
  • Defining a Set: Equivalence Relations
  • Set Implementations
    • HashSet
      • HashSet constructors
    • CopyOnWriteArraySet
    • EnumSet
    • UnmodifiableSet
    • Set Views of Maps
  • SequencedSet
    • LinkedHashSet
  • NavigableSet
    • The Methods of NavigableSet
      • Retrieving the comparator
      • Inspecting the first and last elements
      • Removing the first and last elements
      • Getting range views
      • Getting closest matches
      • Navigating the set in reverse order
      • NavigableSet now extends SequencedSet
    • TreeSet
    • ConcurrentSkipListSet
  • Comparing Set Implementations
  • Conclusion
• 13. Queues
  • Queue Interface Methods
    • Adding an Element to a Queue
    • Retrieving an Element from a Queue
  • Using the Methods of Queue
  • Queue Implementations
    • PriorityQueue
    • ConcurrentLinkedQueue
  • BlockingQueue
    • The Methods of BlockingQueue
      • Adding an element
      • Removing an element
      • Retrieving or querying the contents of the queue
    • Using the Methods of BlockingQueue
    • BlockingQueue Implementations
      • LinkedBlockingQueue
      • ArrayBlockingQueue
      • PriorityBlockingQueue
      • DelayQueue
      • SynchronousQueue
    • TransferQueue
  • Deque
    • The Methods of Deque
      • Collection-like methods
      • Queue-like methods
      • Methods inherited from SequencedCollection
    • Deque Implementations
      • ArrayDeque
      • LinkedList
    • BlockingDeque
      • Implementing BlockingDeque
  • Comparing Queue Implementations
  • Conclusion
• 14. Lists
  • List Interface Methods
    • Positional Access Methods
    • Search Methods
    • View-Generating Methods
    • List Iteration Methods
    • Methods Inherited from SequencedCollection
    • Factory Methods
  • Using the Methods of List
    • Using Range-View and Iterator Methods
  • List Implementations
    • ArrayList
    • LinkedList
    • CopyOnWriteArrayList
    • UnmodifiableList
  • Comparing List Implementations
  • Conclusion
• 15. Maps
  • Map Interface Methods
    • Iterable-like Operations
    • Collection-like Operations
      • Adding or replacing associations
      • Removing associations
      • Querying the contents of a map
    • Providing Collection Views of the Keys, Values, or Entries
    • Compound Operations
      • Pessimistic-style atomic operations
      • Optimistic-style atomic operations
    • Factory Methods
  • The Interface Map.Entry
  • Using the Methods of Map
  • Map Implementations
    • HashMap
    • WeakHashMap
    • IdentityHashMap
    • EnumMap
    • UnmodifiableMap
  • SequencedMap
    • The Methods of SequencedMap
      • Adding or updating entries
      • Inspecting entries
      • Removing entries
      • View-generating methods
  • LinkedHashMap
  • NavigableMap
    • Retrieving the Comparator
    • Getting Range Views
    • Getting Closest Matches
    • Other Views
    • TreeMap
  • ConcurrentMap
    • ConcurrentHashMap
  • ConcurrentNavigableMap
    • ConcurrentSkipListMap
  • Comparing Map Implementations
  • Conclusion
• 16. The Collections Class
  • Generic Algorithms
    • Changing the Order of List Elements
    • Changing the Contents of a List
    • Finding Extreme Values in a Collection
    • Finding Specific Values in a List
  • Collection Factories
  • Wrappers
    • Synchronized Collections
    • Unmodifiable Collections
    • Checked Collections
  • Other Methods
  • Conclusion
• 17. Guidance for Using the Java Collections Framework
  • Avoid Anemic Domain Models
  • Respect the Ownership of Collections
  • Prefer Immutable Objects as Set Elements or Map Keys
  • Balance Client and Library Interests in API Design
  • Exploit the Features of Records
    • Prefer Records to Parallel Lists
    • Use Records as Composite Keys
    • Manage the Mutability of Records
  • Avoid Legacy Implementations
    • Avoid Synchronized Wrapper Collections
      • Using synchronized collections safely
    • Avoid LinkedList
  • Customize Collections Using the Abstract Classes
  • Conclusion
• 18. Design Retrospective
  • Fundamental Issues in the Collections Framework Design
    • Desirable Characteristics of a Collections Framework
    • Unmodifiability via Subtyping
    • Limitations of Subtyping
    • Complementing Static Typing
    • Lumping and Splitting
    • Summary
  • nulls
  • Inconsistent with equals
  • Object Versus E
  • Concurrent Modification
• Afterword
• Bibliography
• Index

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