Joshua Bloch
Effective Java Programming Language Guide - 2nd Edition
Englisch · Taschenbuch
Beschreibung
Foreword xi Preface xiii Acknowledgments xvii Chapter 1: Introduction 1 Chapter 2: Creating and Destroying Objects 5 Item 1: Consider static factory methods instead of constructors 5 Item 2: Consider a builder when faced with many constructor parameters 11 Item 3: Enforce the singleton property with a private constructor 17 Item 4: Enforce noninstantiability with a private constructor 19 Item 5: Avoid creating unnecessary objects 20 Item 6: Eliminate obsolete object references 24 Item 7: Avoid finalizers 27 Chapter 3: Methods Common to All Objects 33 Item 8: Obey the general contract when overriding equals 33 Item 9: Always override hashCode when you override equals 45 Item 10: Always override toString 51 Item 11: Override clone judiciously 54 Item 12: Consider implementing Comparable 62 Chapter 4: Classes and Interfaces 67 Item 13: Minimize the accessibility of classes and members 67 Item 14: In public classes, use accessor methods, not public fields 71 Item 15: Minimize mutability 73 Item 16: Favor composition over inheritance 81 Item 17: Design and document for inheritance or else prohibit it 87 Item 18: Prefer interfaces to abstract classes 93 Item 19: Use interfaces only to define types 98 Item 20: Prefer class hierarchies to tagged classes 100 Item 21: Use function objects to represent strategies 103 Item 22: Favor static member classes over nonstatic 106 Chapter 5: Generics 109 Item 23: Don't use raw types in new code 109 Item 24: Eliminate unchecked warnings 116 Item 25: Prefer lists to arrays 119 Item 26: Favor generic types 124 Item 27: Favor generic methods 129 Item 28: Use bounded wildcards to increase API flexibility 134 Item 29: Consider typesafe heterogeneous containers 142 Chapter 6: Enums and Annotations 147 Item 30: Use enums instead of int constants 147 Item 31: Use instance fields instead of ordinals 158 Item 32: Use EnumSet instead of bit fields 159 Item 33: Use EnumMap instead of ordinal indexing 161 Item 34: Emulate extensible enums with interfaces 165 Item 35: Prefer annotations to naming patterns 169 Item 36: Consistently use the Override annotation 176 Item 37: Use marker interfaces to define types 179 Chapter 7: Methods 181 Item 38: Check parameters for validity 181 Item 39: Make defensive copies when needed 184 Item 40: Design method signatures carefully 189 Item 41: Use overloading judiciously 191 Item 42: Use varargs judiciously 197 Item 43: Return empty arrays or collections, not nulls 201 Item 44: Write doc comments for all exposed API elements 203 Chapter 8: General Programming 209 Item 45: Minimize the scope of local variables 209 Item 46: Prefer for-each loops to traditional for loops 212 Item 47: Know and use the libraries 215 Item 48: Avoid float and double if exact answers are required 218
Produktdetails
| Autoren | Joshua Bloch |
| Verlag | Addison-Wesley |
| Sprache | Englisch |
| Produktform | Taschenbuch |
| Erschienen | 20.06.2008 |
| EAN | 9780321356680 |
| ISBN | 978-0-321-35668-0 |
| Abmessung | 188 mm x 235 mm x 24 mm |
| Serien |
The Java Series . . . from the Source Prentice Hall Prentice Hall Java Series The Java Series . . . from the Source |
| Thema |
Naturwissenschaften, Medizin, Informatik, Technik
> Informatik, EDV
|
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