SlideShare ist ein Scribd-Unternehmen logo
1 von 21
bitcoinj
Contenido 
• Quien soy 
• Qué es bitcoinj y para qué sirve 
• V0.12 
• Contributors 
• Quién lo usa 
• Clases principales 
• Diagrama de clases 
• Tirando codigo 
• Para qué lo uso yo
Quien soy 
• Ingeniero en sistemas - UTN 
• Programador java 
• Ahora enfocado 100% en bitcoinj
Qué es y para qué sirve 
• Java 
• Wallets android 
• SPV (Simplified Payment Verification) 
• Bloom filters 
• Código claro
Sin Bloom Filters 
Tx para 16WeKR4hcL71t6iiePxFJhjQwEyd5wJoAN 
Tx para 17ccgnnHj3jLgVDE11FR8zkBftJUA8WdJG 
Otro Nodo Mi nodo 
Tx para 1E5iQbCBu8WjTm7JkM2y41otfZSK11TTe 
Tx para 16MalhcL71t6iiePxFJhjQwEyd5wJoAN 
Tx para 17ddgnnHj3jLgVDE11FR8zkBftJUA8FaRe
Con Bloom Filters 
Otro Nodo 
Mi nodo 
Solo 17ccgnnHj3jLgVDE11FR8zkBftJUA8WdJG 
Tx para 17ccgnnHj3jLgVDE11FR8zkBftJUA8WdJG
Con Bloom Filters 
Solo 17* 
Otro Nodo Tx para 17ccgnnHj3jLgVDE11FR8zkBftJUA8WdJG Mi nodo 
Tx para 17ddgnnHj3jLgVDE11FR8zkBftJUA8FaRe 
Tx para mi Tx no para mi
v0.12 
• HD wallets 
• Multisig – married 
• Tor
Contributors 
Mike 
Hearn 
Andreas 
Schildbach 
Dev 
random 
Konstantin 
Korenkov
Quién lo usa 
• Bitcoin Wallet (Andreas) 
• Hive wallet 
• Multibit 
• blockchain.info 
• Circle 
• Biteasy 
• CryptoCorp
Clases principales 
PeerGroup BlockChain 
Wallet
Diagrama de clases 
https://repository.genmymodel.com/oscarguindzberg/BitcoinJ/BitcoinJ-diag/_ 
yE8hsquYEDGNWLI2ml8Hng
Mensajes
Blockchain
Blockchain 2
Bloque
PeerGroup
Wallet
Tirando codigo 
WalletAppKit kit = new WalletAppKit(TestNet3Params.get(), 
new File("."), “"); 
kit.startAsync(); 
kit.awaitRunning(); 
kit.peerGroup().downloadBlockChain(); 
kit.chain().addListener(new AbstractBlockChainListener() { 
public void notifyNewBestBlock(StoredBlock block) { 
System.out.println("New Block! " + block); 
} 
});
Proyectos en los que yo lo uso 
37coins - SMSWallet
Gracias! 
• bitcoinj.github.io 
• https://github.com/bitcoinj/bitcoinj 
• oscar.guindzberg@gmail.com

Weitere ähnliche Inhalte

Kürzlich hochgeladen

Unidad V. Disoluciones quimica de las disoluciones
Unidad V. Disoluciones quimica de las disolucionesUnidad V. Disoluciones quimica de las disoluciones
Unidad V. Disoluciones quimica de las disoluciones
chorantina325
 

Kürzlich hochgeladen (6)

Las redes sociales en el mercado digital
Las redes sociales en el mercado digitalLas redes sociales en el mercado digital
Las redes sociales en el mercado digital
 
Corte de luz 2024 Guayaquil Guayas ecuad
Corte de luz 2024 Guayaquil Guayas ecuadCorte de luz 2024 Guayaquil Guayas ecuad
Corte de luz 2024 Guayaquil Guayas ecuad
 
PSICOPATOLOGIA I.pptxdhehehehehehehehehe
PSICOPATOLOGIA I.pptxdhehehehehehehehehePSICOPATOLOGIA I.pptxdhehehehehehehehehe
PSICOPATOLOGIA I.pptxdhehehehehehehehehe
 
PPT-HISTORIA-6°-ABC.pptxjjjjjjjjjjjjjjjjjjjjjj
PPT-HISTORIA-6°-ABC.pptxjjjjjjjjjjjjjjjjjjjjjjPPT-HISTORIA-6°-ABC.pptxjjjjjjjjjjjjjjjjjjjjjj
PPT-HISTORIA-6°-ABC.pptxjjjjjjjjjjjjjjjjjjjjjj
 
Unidad V. Disoluciones quimica de las disoluciones
Unidad V. Disoluciones quimica de las disolucionesUnidad V. Disoluciones quimica de las disoluciones
Unidad V. Disoluciones quimica de las disoluciones
 
¡Descubre el Poder del Masaje Holístico en nuestra Primera Sesión del Seminar...
¡Descubre el Poder del Masaje Holístico en nuestra Primera Sesión del Seminar...¡Descubre el Poder del Masaje Holístico en nuestra Primera Sesión del Seminar...
¡Descubre el Poder del Masaje Holístico en nuestra Primera Sesión del Seminar...
 

Empfohlen

How Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental HealthHow Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental Health
ThinkNow
 
Social Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie InsightsSocial Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie Insights
Kurio // The Social Media Age(ncy)
 

Empfohlen (20)

2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot
 
Everything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPTEverything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPT
 
Product Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage EngineeringsProduct Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage Engineerings
 
How Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental HealthHow Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental Health
 
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdfAI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
 
Skeleton Culture Code
Skeleton Culture CodeSkeleton Culture Code
Skeleton Culture Code
 
PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024
 
Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)
 
How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024
 
Social Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie InsightsSocial Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie Insights
 
Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024
 
5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary
 
ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd
 
Getting into the tech field. what next
Getting into the tech field. what next Getting into the tech field. what next
Getting into the tech field. what next
 
Google's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search IntentGoogle's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search Intent
 
How to have difficult conversations
How to have difficult conversations How to have difficult conversations
How to have difficult conversations
 
Introduction to Data Science
Introduction to Data ScienceIntroduction to Data Science
Introduction to Data Science
 
Time Management & Productivity - Best Practices
Time Management & Productivity -  Best PracticesTime Management & Productivity -  Best Practices
Time Management & Productivity - Best Practices
 
The six step guide to practical project management
The six step guide to practical project managementThe six step guide to practical project management
The six step guide to practical project management
 
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
 

Bitcoinj

  • 2. Contenido • Quien soy • Qué es bitcoinj y para qué sirve • V0.12 • Contributors • Quién lo usa • Clases principales • Diagrama de clases • Tirando codigo • Para qué lo uso yo
  • 3. Quien soy • Ingeniero en sistemas - UTN • Programador java • Ahora enfocado 100% en bitcoinj
  • 4. Qué es y para qué sirve • Java • Wallets android • SPV (Simplified Payment Verification) • Bloom filters • Código claro
  • 5. Sin Bloom Filters Tx para 16WeKR4hcL71t6iiePxFJhjQwEyd5wJoAN Tx para 17ccgnnHj3jLgVDE11FR8zkBftJUA8WdJG Otro Nodo Mi nodo Tx para 1E5iQbCBu8WjTm7JkM2y41otfZSK11TTe Tx para 16MalhcL71t6iiePxFJhjQwEyd5wJoAN Tx para 17ddgnnHj3jLgVDE11FR8zkBftJUA8FaRe
  • 6. Con Bloom Filters Otro Nodo Mi nodo Solo 17ccgnnHj3jLgVDE11FR8zkBftJUA8WdJG Tx para 17ccgnnHj3jLgVDE11FR8zkBftJUA8WdJG
  • 7. Con Bloom Filters Solo 17* Otro Nodo Tx para 17ccgnnHj3jLgVDE11FR8zkBftJUA8WdJG Mi nodo Tx para 17ddgnnHj3jLgVDE11FR8zkBftJUA8FaRe Tx para mi Tx no para mi
  • 8. v0.12 • HD wallets • Multisig – married • Tor
  • 9. Contributors Mike Hearn Andreas Schildbach Dev random Konstantin Korenkov
  • 10. Quién lo usa • Bitcoin Wallet (Andreas) • Hive wallet • Multibit • blockchain.info • Circle • Biteasy • CryptoCorp
  • 11. Clases principales PeerGroup BlockChain Wallet
  • 12. Diagrama de clases https://repository.genmymodel.com/oscarguindzberg/BitcoinJ/BitcoinJ-diag/_ yE8hsquYEDGNWLI2ml8Hng
  • 19. Tirando codigo WalletAppKit kit = new WalletAppKit(TestNet3Params.get(), new File("."), “"); kit.startAsync(); kit.awaitRunning(); kit.peerGroup().downloadBlockChain(); kit.chain().addListener(new AbstractBlockChainListener() { public void notifyNewBestBlock(StoredBlock block) { System.out.println("New Block! " + block); } });
  • 20. Proyectos en los que yo lo uso 37coins - SMSWallet
  • 21. Gracias! • bitcoinj.github.io • https://github.com/bitcoinj/bitcoinj • oscar.guindzberg@gmail.com

Hinweis der Redaktion

  1. Bloom filtering – BIP 37
  2. Bloom filtering – BIP 37
  3. Bloom filtering – BIP 37
  4. Bloom filtering – BIP 37