Vector

Vector

• The underlying data structure is resizable or growable Array.
• Insertion order is preserve.
• Duplicate objects are allow.
• Null insertion is possible.
• Hetrogenious objects are allow.
• Vector class implements Serializable, Clonable & RandomAccess interface.
• Best suitable for frequent operation is retrieval.
• Worst  choice is frequent operation is insertion or deletion on middle.
• Every method present in Vector class is Synchronized. Hence vector object is thread safe.

Different between ArrayList and Vector:-

Narayanaswamy

Hello! I am Narayanaswamy founder and admin of narayanatutorial.com. I have been working in the IT industry for more than 12 years. NarayanaTutorial is my web technologies blog. My specialties are Java / J2EE, Spring, Hibernate, Struts, Webservices, PHP, Oracle, MySQL, SQLServer, Web Hosting, Website Development, and IAM(ForgeRock) Specialist

I am a self-learner and passionate about training and writing. I am always trying my best to share my knowledge through my blog.