Collections

• Some methods of collections
  
  • Arrays
  • BigInteger
• Collections in java
  
  • Introduction to Collection
  • What Is a Collection? 
  • What Is a Collections Framework? 
  • What are the Benefits of a Collections Framework? 
  • Are there any Drawbacks with collections?
• Interfaces in collection
  
  • Collection Interface
  • Set interface
    • Set interface in java
    • Set Implementations
      • LinkedHashSet
        • Creating a set that retains the order of insertion
      • HashSet
        • Hashset class in java
        • Hashset example in java
        • Converting ArrayList to HashSet
      • TreeSet
        • TreeSet class in java
    • Operations on Sets
      • Operations on Set
      • Bulk Operations : Operation between 2 Sets in java
    • How is set implemented internally?
    • Set and serializations
    • Sets and synchronization
    • Iterators returned by set implementation and concurrent modification
    • When to use which set implementation?
    • Performance of set interface implementations
  • The List interface
    • List Implementation
      
      • ArrayList
        • ArrayList
        • ArrayList – Basic methods and constructors
        • When to use Arrays or ArrayList?
        • Automatic expansion of ArrayList
        • Objects only limitation on Collections in java
        • To get successive elements from an ArrayList
        • Sorting an ArrayList in java
        • Vector vs ArrayList
        • Convert Array to ArrayList and vice-versa in java
        • How to convert ArrayList to HashSet in java?
        • Examples
          
          • Alphabetize
          • ArrayList example 2
          • Operating on list
          • Sorting a list
        • Vector
          
          • Introduction to Vectors in java
          • Operating on Vector in java – Common operations like create,add, Delete
          • How To Iterate over the elements of a Vector
          • Common Vector Methods
          • Insuring use of the new Vector API Methods
          • Replacements for old methods
        • LinkedList
        • Stack
          
          • Stack Example in java
          • Stack example with generics
      • Operations on Lists
      • Generic Lists in Java
      • Performance of List implementations in java
  • Maps in java collections  
  • Map
    
    • Introduction to Maps in java
    • Map interfaces
      
      • Map implemented by HashMap and TreeMap
      • Map Interface methods
      • SortedMap implemented by TreeMap.
      • SortedMap interface methods
      • Map.Entry which describes access methods to the key-value pairs.
      • Map.Entry interface methods
    • Classes Implementing Map
      
      • HashMap in java
      • TreeMap in java
      • HashTable in java
      • IdentityHashMap
      • WeakHashMap
      • LinkedHashMap
      • Properties class
    • Map Operations
      
      • Iterating over a Map
      • Comparison of maps to Hashtable
      • Basic Operations on Maps
      • Bulk Operations on Maps
      • Collection Views for Maps
      • Fancy Uses of Collection-Views: Map Algebra
      • Multimaps
      Examples
      • Creating a weak hashmap
      • Creating a hashmap in java
      • Creating a Map That Retains Order-of-Insertion
      • Creating type-specific map
  • SortedSet
    • SortedSet Interface
    • SortedSet Operations
    • Standard constructors for SortedSet interface
    • Range-view operations on SortedSet interface
    • Creating a sorted set
  • SortedMap
  • Queue
    • Queue Example in Java
  • Iterator
    
    • Iterators
    • What is iterator?
    • Are iterators always fail-safe?
    • Iterators returned by set implementation and concurrent modification
    • Iterating Over Various Collections
      
      • Iterating over ArrayList in java
    
    
    
  • ListIterator
  • Deque
  • Interfaces for object ordering
    • Comparable
    • Comparator
• Concrete Collections
  
  
  • ArrayList
    
    • ArrayList – Basic methods and constructors
    • When to use Arrays or ArrayList?
    • Automatic expansion of ArrayList
    • Objects only limitation on Collections in java
    • To get successive elements from an ArrayList
    • Sorting an ArrayList in java
    • Vector vs ArrayList
    • Convert Array to ArrayList and vice-versa in java
    • How to convert ArrayList to HashSet in java?
    • Examples
      
      • Alphabetize
      • ArrayList example 2
      • Operating on list
      • Sorting a list
  • Vector
    
    • Introduction to Vectors in java
    • Operating on Vector in java – Common operations like create,add, Delete
    • How To Iterate over the elements of a Vector
    • Common Vector Methods
    • Insuring use of the new Vector API Methods
    • Replacements for old methods
  • LinkedList
  • Stack
    • Stack Example in java
    • Stack example with generics
  • HashSet
  • TreeSet
    
    
  • HashMap in java
  • TreeMap in java
  • HashTable in java
  • IdentityHashMap
  • WeakHashMap
  • LinkedHashMap
  • Properties class
  • IdentityHashMap
• List Implementation
  
  • ArrayList
    
    • ArrayList – Basic methods and constructors
    • When to use Arrays or ArrayList?
    • Automatic expansion of ArrayList
    • Objects only limitation on Collections in java
    • To get successive elements from an ArrayList
    • Sorting an ArrayList in java
    • Vector vs ArrayList
    • Convert Array to ArrayList and vice-versa in java
    • How to convert ArrayList to HashSet in java?
    • Examples
      
      • Alphabetize
      • ArrayList example 2
      • Operating on list
      • Sorting a list
  • Vector
    
    • Introduction to Vectors in java
    • Operating on Vector in java – Common operations like create,add, Delete
    • How To Iterate over the elements of a Vector
    • Common Vector Methods
    • Insuring use of the new Vector API Methods
    • Replacements for old methods
  • LinkedList
• Set Implementation
• Map Implementations
  
  • HashMap in java
  • TreeMap in java
  • HashTable in java
  • IdentityHashMap
  • WeakHashMap
  • LinkedHashMap
  • Properties class
• Algorithms
• Custom Implementations
• Iteroperability
• Class or Implementations when dealing with collections
• Legacy Collections
  • HashTable in java
• Performance of various collections
  
  • Performance of list implementations
  • Performance of set implementations
  • Performance of map implementations
• Programs
  • HashMap
    
    • Creating a HashMap in java
    • Iterate Over Hashmap
    • Sorting keys and values in hashmap
  • HashTable
  • TreeMap
    • TreeMap Program - General Functions
    • TreeMap Program - Special Functions
• Various Comparisons
  • HashMap vs HashTable
  • HashMap vs TreeMap
  • Iterator vs ListIterator
  • Difference between iterator and index access
  • Difference between Enumeration and Iterator interface or Enumeration vs Iterator
• Conversions
• Last note on collection