List of Listings

Chapter 1. Learning to speak the language of the domain

Listing 1.1. Order-processing DSL

Chapter 2. The DSL in the wild

Listing 2.1. Order abstraction for Java DSL

Listing 2.2. Order processing DSL in Groovy

Chapter 3. DSL-driven application development

Listing 3.1. ClientOrder.groovy: order-processing DSL in Groovy

Listing 3.2. order.dsl: Groovy script for placing orders

Listing 3.3. Java application code that invokes the Groovy DSL

Listing 3.4. Account domain object in Java

Listing 3.5. AccountDSL in Scala

Listing 3.6. RunScript.java: DSL integration using GroovyClassLoader

Listing 3.7. order.dsl: the DSL script now returns a Closure

Chapter 4. Internal DSL implementation patterns

Listing 4.1. DSL that creates a client account

Listing 4.2. Expressive domain vocabulary in implementation of Account

Listing 4.3. Implicit context set up for method dispatch in Groovy

Listing 4.4. Mailer class with fluent interfaces

Listing 4.5. Trade and its decorators in Java

Listing 4.6. Trade abstraction in Ruby

Listing 4.7. Trade abstraction in Groovy

Listing 4.8. Dynamic builders for Trade objects in Groovy

Listing 4.9. Activity report with specialized implementations of groupBy

Listing 4.10. Generic implementation of groupBy

Listing 4.11. Trade object with typed constraints in Scala

Listing 4.12. EquityTrade and FixedIncomeTrade model

Listing 4.13. Trade with domain validation

Listing 4.14. Allocation function for execution

Chapter 5. Internal DSL design in Ruby, Groovy, and Clojure