wsoczynski

class Main {

    public Optional<String> someValue = Optional.absent();

    public static void main(String... arguments){

        Main m = new Main();
        
        String foo = m.someValue.or("default value");
        System.out.println(foo); //outputs "defaultValue"

wsoczynski

class Main {

    public Optional<String> someValue = Optional.absent();
    public Optional<String> someOtherValue = Optional.of("test");

    public static void main(String... arguments){

        Main m = new Main();

        if(m.someValue.isPresent()){

wsoczynski

<?php
$foo = array("ala", "ma", "kota");
foreach($foo as $text){
    echo $text;
}
?>

wsoczynski

<?php
$foo = array( 
    "bar" => 10,
    "baz" => "zzz"
);

$foo54 = ["bar" => 10, "baz" => "zzz"]; //valid from php 5.4
?>

wsoczynski

class TestSubject3refactored(doFoo1: DoFoo1, doFoo2: DoFoo2) {

  val prop1 = 1;
  val prop2 = 2;
  
  def doFoo():Boolean = {
    val someText = doFoo1.doFoo1(prop1)
    val textToSend = doFoo2.doFoo2(someText, prop2)
    
    return callSomeWebService(textToSend)

wsoczynski

class TestSubject3 {

  val prop1 = 1;
  val prop2 = 2;
  
  def doFoo():Boolean = {
    val someText = doFoo1();
    val textToSend = doFoo2(someText);
    
    return callSomeWebService(textToSend);

wsoczynski

class BazRefactored(bar: Bar) {
  def doRealyFoo(input: Int):Int = {
    return bar.i + input
  }
}

class BazRefactoredMock extends BazRefactored(new Bar(10)) {

}

wsoczynski

class Bar(var i: Int) {
  
}

class Baz(bar: Bar) {
  var barProperty = bar
}

class TestSubject2 {

wsoczynski

class TestCase1refactored {
  
  def doFoo(bar: Bar): Bar = {
    val result = new Bar(bar.i + 10)
    return result
  }
  
}

def testCase1refactored() {

wsoczynski

class Bar(var i: Int) {

}

class TestSubject1 {
      
  def doFoo(bar: Bar){
    bar.i = 10
  }