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DEV381 .NET and J2EE: Strategies for Interoperability When you just know you're gonna need it

Credentials ,[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]

Why interoperability? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why interoperability? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why interoperability? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Return to basics ,[object Object],[object Object],[object Object],[object Object]

3 Tiers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

3 Layers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

3 Tiers, 3 Layers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Interoperability points ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Interoperability points ,[object Object],[object Object],[object Object],[object Object]

Interoperability points ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Interoperability points ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

J2EE/.NET Interoperability ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Exchange ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],public class Stock { public String name; public String tickerSymbol; public float closePrice; public int sharesOwned; } Stock s = new Stock();

Data Exchange ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Exchange ,[object Object],[object Object],[object Object],[object Object],[object Object],Stock s = new Stock("MSFT", "Microsoft", 52.5, 100); MSFT, Microsoft, 52.5, 100 AE56757478FF00EAE356738125...

Data Exchange ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data Exchange ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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

Serialization ,[object Object],[object Object],public class Stock { // . . . details unimportant } Stock s = new Stock(); XmlSerializer ser = new XmlSerializer(typeof(Stock)); FileStream fs = new FileStream("stock.xml", FileMode.Create); ser.Serialize(fs, s); XmlSerializer ser = new XmlSerializer(typeof(Stock)); FileStream fs = new FileStream("stock.xml", FileMode.Open); Stock s = (Stock)ser.Deserialize(fs);

Serialization ,[object Object],[object Object],public class Stock { // . . . details unimportant } Stock s = new Stock(); JAXBContext ctx = JAXBContext.newInstance("com.test.Package"); Marshaller m = ctx.createMarshaller(); FileOutputStream fs = new FileOutputStream("stocks.xml"); m.marshal(s, fs); JAXBContext ctx = JAXBContext.newInstance("com.test.Package"); Unmarshaller m = ctx.createUnmarshaller(); FileInputStream fs = new FileInputStream("stocks.xml"); Stock s = m.unmarshal(fs);

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

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

Schema ,[object Object],<?xml version="1.0" encoding="utf-8" ?> <xs:schema targetNamespace="http://tempuri.org/XMLSchema.xsd" elementFormDefault="qualified" xmlns="http://tempuri.org/XMLSchema.xsd" xmlns:mstns="http://tempuri.org/XMLSchema.xsd" xmlns:xs="http://www.w3.org/2001/XMLSchema"> <xs:complexType name="Stock"> <xs:sequence> <xs:element name="Ticker" type="xs:string" /> <xs:element name="Name" type="xs:string"/> <xs:element name="Price" type="xs:float"/> <xs:element name="Shares" type="xs:int"/> </xs:sequence> </xs:complexType> <xs:element name="Stock" type="mstns:Stock" /> </xs:schema>

Schema ,[object Object],[object Object],[object Object],[object Object],XmlSerializer sz = new XmlSerializer(typeof(Stock)); // Stock generated by "xsd.exe /c stock.xsd" Stock s = new Stock(); s.Ticker = "ACME"; s.Name = "Acme Corp"; s.Price = 5.25; FileStream fs = File.Open("acme.xml", FileMode.Create); sz.Serialize(fs, s);

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

So are we done? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Ten Myths of Enterprise Computing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Myths in detail ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Myths in detail ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Myths in detail ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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

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

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

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

Presentation/Presentation interop ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Presentation/Presentation interop ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Presentation/Business Logic interop ,[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]

Presentation/Business Logic interop ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Business Logic/Business Logic interop ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Business Logic/Business Logic interop ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Business Logic/Data Access interop ,[object Object],[object Object],[object Object],[object Object]

In-proc interoperability ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Binary RPC ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

WSDL != Distributed Objects ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Messaging ,[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]

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

Web services ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Web services ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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

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