christoph-daehne

// our configuration model
class BouquetConfiguration extends ArrayList<String> {
    
    int howMany(String flower) {
        return this.count { it == flower }
    }
    
    String toString() {
        return "Bouquet: " + this.toString()
    }

christoph-daehne

// our configuration model
class BouquetConfiguration {
    private final List<String> flowers = []
    
    // method for use at runtime
    int howMany(String flower) {
        return flowers.count { it == flower }
    }
    
    // DSL keyword for use at DSL execution

christoph-daehne

class HelloWorldService {
    void printHelloWorld() {
        println("Hello World")
    }
}

class HelloWorldScript {
	// by annotating the parameter we gain syntax highlighting and auto-completion
    static void execute(@DelegatesTo(strategy = Closure.DELEGATE_FIRST, value = HelloWorldService) Closure script) {
        script.resolveStrategy = Closure.DELEGATE_FIRST

christoph-daehne

class HelloWorldService {
	// this function becomes a keyword in our DSL
    void printHelloWorld() {
        println("Hello World")
    }
}

class HelloWorldScript {
    static void execute(Closure script) {
    	// here we wire the colure with the service

christoph-daehne

assertEquals "incorrect nickname", 'alice', 'alice-wrong'
// we get:
// incorrect nickname expected:<alice[]> but was:<alice[-wrong]>

christoph-daehne

package de.sandstormmedia;

import com.sun.mail.imap.IMAPFolder;

import javax.mail.*;
import java.util.Properties;

/**
 * This example prints all messages (emails) from an IMAP-folder to the console.
 * <p/>