Building scalable and language-independent Java services using Apache Thrift [5th IndicThreads.com Conference On Java, Pune, India]

Thrift Scalable Cross Language Services Implementation Sanjoy Singh Senior Team Lead Talentica S/W (I) Pvt Ltd

Scalability ?? ,[object Object],[object Object],Measures Load Functional

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

LAMP + Services High-Level Goal: Enable transparent interaction between these. … and some others too.

High Level Goals ! ,[object Object],[object Object],[object Object],[object Object],[object Object]

Simple Distributed Architecture ,[object Object],[object Object],[object Object],Communication protocol, Data format Sending requests, getting results ,[object Object],[object Object],[object Object]

Key Components/Challenges ! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],No problem can stand the assault of sustained thinking.

Hasn’t this been done before? (yes.) ‏ ,[object Object],[object Object],[object Object],[object Object],[object Object]

Should we pick up one of those? (not sure) ‏ ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Decision Time ! As a developer, what are you looking for? Be Patient, I have something for you in the subsequent slides !!

Solution ,[object Object],[object Object]

Apache Thrift - Introduction ,[object Object],[object Object],[object Object],[object Object],[object Object]

Principle Of Operation Thrift Code Generator Tool (written in C++) Create a thrift file eg demo.thrift Define Data types and Service interfaces Build Thrift platform files Demo.php Demo.java Demo.py Demo.cpp Create Server/Client App Run the Server Server implements Services and Client calls them

Thrift Cares About ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Enough Banter. Show Us the Goodz. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Enough Banter. Show Us the Goodz. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Enough Banter. Show Us the Goodz. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],// Exception exception InvalidOperation { 1: i32 what, 2: string why } // Service service Calculator extends shared.SharedService { void ping(), i32 add(1:i32 num1, 2:i32 num2), i32 calculate(1:i32 logid, 2:Work w) throws (1:InvalidOperation ouch), oneway void zip() }

What DOES that do? ,[object Object],[object Object],[object Object],[object Object],[object Object]

Magically Generated Files ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object]

The Thrift Stack ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Thrift Stack Object write() TTransport TProtocol TTransport TProtocol Object read() Information Flow!

Versioning (applications change a lot, not protocols!) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Versioning - Case Analysis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why to use Thrift … ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why to use Thrift … ,[object Object],[object Object],[object Object],[object Object]

Why to use Thrift … ,[object Object],[object Object],[object Object]

Limitations / Non-Features ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Some Real Time Example ,[object Object],[object Object],PHP based Web App Thrift PHP Lib Search Service (implemented in C++

[object Object],[object Object],[object Object],[object Object]

References ,[object Object],[object Object]

Building scalable and language-independent Java services using Apache Thrift [5th IndicThreads.com Conference On Java, Pune, India]

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Building scalable and language-independent Java services using Apache Thrift [5th IndicThreads.com Conference On Java, Pune, India]

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