Java Collections And Data Structures ( java.util package )

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Java ArrayList Examples

• Add an element to specified index of Java ArrayList Example
• Append all elements of other Collection to Java ArrayList Example
• Copy all elements of Java ArrayList to an Object Array Example
• Get Size of Java ArrayList and loop through elements Example
• Get Sub List of Java ArrayList Example
• Insert all elements of other Collection to Specified Index of Java ArrayList Example
• Iterate through elements Java ArrayList using Iterator Example
• Iterate through elements Java ArrayList using ListIterator Example
• Java ArrayList Example
• Remove all elements from Java ArrayList Example
• Remove an element from specified index of Java ArrayList Example
• Replace an element at specified index of Java ArrayList Example
• Search an element of Java ArrayList Example
• Sort elements of Java ArrayList Example

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Arrays

• Compare Two Java boolean Arrays Example
• Compare Two Java byte Arrays Example
• Compare Two Java char Arrays Example
• Compare Two Java double Arrays Example
• Compare Two Java float Arrays Example
• Compare Two Java int Arrays Example
• Compare Two Java long Arrays Example
• Compare Two Java short Arrays Example
• Create List from Java Object Array Example

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Collections

• Copy Elements of ArrayList to Java Vector Example
• Copy Elements of One Java ArrayList to Another Java ArrayList Example
• Copy Elements of One Java Vector to Another Java Vector Example
• Copy Elements of Vector to Java ArrayList Example
• Create Java ArrayList From Enumeration Example
• Create List containing n Copies of Specified Object Example
• Find Minimum element of Java ArrayList Example
• Find Minimum element of Java HashSet Example
• Find Minimum element of Java Vector Example
• Find maxmimum element of Java ArrayList Example
• Find maxmimum element of Java HashSet Example
• Find maxmimum element of Java Vector Example
• Get Enumeration over Java ArrayList Example
• Get Enumeration over Java HashSet Example
• Get Enumeration over Java Vector Example
• Get Synchronized List from Java ArrayList example
• Get Synchronized Map from Java HashMap example
• Get Synchronized Map from Java TreeMap example
• Get Synchronized Set from Java HashSet example
• Get Synchronized Set from Java TreeSet example
• Iterate Over Unmodifiable Collection
• Perform Binary Search on Java ArrayList Example
• Perform Binary Search on Java Vector Example
• Replace All Elements Of Java ArrayList Example
• Replace All Elements Of Java Vector Example
• Replace all occurrences of specified element of Java ArrayList Example
• Replace all occurrences of specified element of Java Vector Example
• Reverse order of all elements of Java ArrayList Example
• Reverse order of all elements of Java Vector Example
• Shuffle elements of Java ArrayList example
• Shuffle elements of Java Vector example
• Swap elements of Java ArrayList example
• Swap elements of Java Vector example

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Comparator

• Sort Java ArrayList in descending order using comparator example
• Sort Java Vector in descending order using comparator example

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Enumeration

• Enumerate through a Vector using Java Enumeration Example

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Hashmap

• Check if a particular key exists in Java HashMap example
• Check if a particular value exists in Java HashMap example
• Get Set view of Keys from Java HashMap example
• Get Size of Java HashMap Example
• Iterate through the values of Java HashMap example
• Remove all values from Java HashMap example
• Remove value from Java HashMap example
• Simple Java HashMap example

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HashSet

• Check if a particular element exists in Java HashSet Example
• Copy all elements of Java HashSet to an Object Array Example
• Get Size of Java HashSet Example
• Iterate through elements of Java HashSet example
• Remove all elements from Java HashSet example
• Remove specified element from Java HashSet example
• Simple Java HashSet example

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Hashtable

• Check if a particular key exists in Java Hashtable example
• Check if a particular value exists in Java Hashtable example
• Create Java Hashtable from HashMap example
• Get Collection of Values from Java Hashtable example
• Get Set view of Keys from Java Hashtable example
• Get Size of Java Hashtable Example
• Iterate through keys of Java Hashtable example
• Iterate through values of Java Hashtable example
• Remove all values from Java Hashtable example
• Remove value from Java Hashtable example
• Simple Java Hashtable example

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Iterator

• Iterate through a Collection using Java Iterator Example
• Remove an element from Collection using Java Iterator Example

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LinkedHashMap

• Check if a particular key exists in Java LinkedHashMap example
• Check if a particular value exists in Java LinkedHashMap example
• Get Set view of Keys from Java LinkedHashMap example
• Get Size of Java LinkedHashMap Example
• Iterate through the values of Java LinkedHashMap example
• Remove all values from Java LinkedHashMap example
• Remove value from Java LinkedHashMap example
• Simple Java LinkedHashMap example

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LinkedHashSet

• Check if a particular element exists in Java LinkedHashSet Example
• Copy all elements of Java LinkedHashSet to an Object Array Example
• Get Size of Java LinkedHashSet Example
• Iterate through elements of Java LinkedHashSet example
• Remove all elements from Java LinkedHashSet example
• Remove specified element from Java LinkedHashSet example
• Simple Java LinkedHashSet example

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LinkedList

• Add elements at beginning and end of LinkedList Java example
• Check if a particular element exists in LinkedList Java example
• Create an object array from elements of LinkedList Java example
• Get SubList from LinkedList Java example
• Get elements from LinkedList Java example
• Get first and last elements from LinkedList Java example
• Insert an Element into LinkedList Java example
• Iterate through elements of Java LinkedList using Iterator example
• Iterate through elements of Java LinkedList using ListIterator example
• Remove all elements or clear LinkedList Java example
• Remove first and last elements of LinkedList Java example
• Remove range of elements from LinkedList Java example
• Remove specified element from LinkedList Java example
• Replace an Element of LinkedList Java example
• Search elements of LinkedList Java example
• Simple Java LinkedList example

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ListIterator

• Add or insert an element to ArrayList using Java ListIterator Example
• Get Previous and next index using Java ListIterator Example
• Remove an element from ArrayList using Java ListIterator Example
• Replace an element from ArrayList using Java ListIterator Example
• Traverse through ArrayList in forward direction using Java ListIterator Example
• Traverse through ArrayList in reverse direction using Java ListIterator Example

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Searching

• Performing Binary Search on Java byte Array Example
• Performing Binary Search on Java char Array Example
• Performing Binary Search on Java double Array Example
• Performing Binary Search on Java float Array Example
• Performing Binary Search on Java int Array Example
• Performing Binary Search on Java long Array Example
• Performing Binary Search on Java short Array Example

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Sorting

• Java Sort byte Array Example
• Java Sort char Array Example
• Java Sort double Array Example
• Java Sort float Array Example
• Java Sort int Array Example
• Java Sort long Array Example
• Java Sort short Array Example

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TreeMap

• Check if a particular key exists in Java TreeMap example
• Check if a particular value exists in Java TreeMap example
• Get Head Map from Java TreeMap example
• Get Set view of Keys from Java TreeMap example
• Get Size of Java TreeMap Example
• Get Sub Map from Java TreeMap example
• Get Tail Map from Java TreeMap example
• Get lowest and highest key stored in Java TreeMap example
• Iterate through the values of Java TreeMap example
• Remove all values from Java TreeMap example
• Remove value from Java TreeMap example
• Simple Java TreeMap example

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TreeSet

• Check if a particular value exists in Java TreeSet example
• Copy all elements of Java TreeSet to an Object Array Example
• Get Head Set from Java TreeSet example
• Get Size of Java TreeSet Example
• Get Sub Set from Java TreeSet example
• Get Tail Set from Java TreeSet example
• Get lowest and highest value stored in Java TreeSet example
• Iterate through elements of Java TreeSet example
• Remove all elements from Java TreeSet example
• Remove specified element from Java TreeSet example
• Simple Java TreeSet example

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Vector

• Add an element at specified index of Java Vector Example
• Append all elements of other Collection to Java Vector Example
• Copy all elements of Java Vector to an Object Array Example
• Get Size of Java Vector and loop through the elements Example
• Get Sub List of Java Vector Example
• Insert all elements of other Collection to Specified Index of Java Vector Example
• Iterate through elements Java Vector using Iterator Example
• Iterate through elements Java Vector using ListIterator Example
• Remove all elements from Java Vector Example
• Remove an element from specified index of Java Vector Example
• Remove specified element from Java Vector Example
• Replace an element at specified index of Java Vector Example
• Search an element of Java Vector Example
• Search an element of Java Vector from specific index Example
• Set size of Java Vector Example
• Simple Java Vector Example
• Sort elements of Java Vector Example

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