From the P&P website

1. Enterprise Library for .NET Framework 2.0: Core Architecture

4. Enterprise Library for .NET Framework 2.0 Caching Security Data Access Logging Exception Handling Cryptography Core Block Dependency Optional Provider Dependency Plug-in Config Helpers & Design Instrumen- tation Object Builder

5. Enterprise Library for .NET Framework 2.0 Caching Security Data Access Logging Exception Handling Plug-in Config Helpers & Design Instrumen- tation Object Builder Cryptography Core Block Dependency Optional Provider Dependency

10. Configuration Sources Application Blocks or Custom Code IConfigurationSource SystemConfiguration Source FileConfiguration Source SqlConfiguration Source app.config / web.config foo.config app.config / web.config Default ConfigurationSource = … System.Configuration File Watcher File Watcher

21. Instrumentation Example public class Database : IInstrumentationEventProvider { DbConnection OpenConnection() { // Do stuff instrumentationProvider.FireConnectionOpenedEvent(); } public object GetInstrumentationEventProvider() { return instrumentationProvider; } } [InstrumentationListener( typeof(DataInstrumentationListener), typeof(DataInstrumentationListenerBinder))] public class DataInstrumentationProvider { [InstrumentationProvider(&quot;ConnectionOpened&quot;)] public event E ventHandler<EventArgs> connectionOpened; public void FireConnectionOpenedEvent() { connectionOpened(this, new EventArgs()); } internal class DataInstrumentationListener : InstrumentationListener { public DataInstrumentationListener(string instanceName, bool perfCountersEnabled, bool eventLogEnabled, bool wmiEnabled) : base(perf…, event…, wmi…) {} [InstrumentationConsumer( “ConnectionOpened&quot;)] public void ConnectionOpened(object sender, EventArgs e) { if (PerformanceCountersEnabled) connectionOpenedCounter.Increment(); }

25. Factories Core Application Block Static Factory or façade Instance Provider Factory Enterprise Library Factory Custom Factory Block Objects Object Builder Strategies User Code Configuration Source