Home » Author Archives: Srividhya Umashanker

Author Archives: Srividhya Umashanker

Srividhya Umashanker
A Highly motivated engineer experienced is telecom/marketing and server management domain with a wide variety of technology experience.

Quick Summary : Object Associations


                          Composition final class Company{ private final Employee Employee; { Company(EmpDetails details) { engine = new Employee(details); } void assign() { emp.work(); } } Aggregation final class Company{ private Employee engine; void addEmployee(Employee emp) { this.emp = emp; } void assign() { if (emp != null) emp.work(); } ...

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Lucene – Quickly add Index and Search Capability


What is Lucene? Apache LuceneTM is a high-performance, full-featured text search engine library written entirely in Java. It is a technology suitable for nearly any application that requires full-text search, especially cross-platform. Lucene can plain text, integers, index PDF, Office Documents. etc., How Lucene enables Faster Search? Lucence creates something called Inverted Index. Normally we map document -> terms in ...

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