public class SomeService { | |
public static SomeService getInstanceNotNull() { | |
return new SomeService(); | |
} | |
public static SomeService getInstanceNullable() { | |
if (Math.random() > 0.5) | |
return null; | |
return new SomeService(); | |
} | |
public String nullableString() { | |
if (Math.random() < 0.5) | |
return null; | |
return Math.random() + ""; | |
} | |
public String notNullString() { | |
String s = nullableString(); | |
if (s != null) | |
return s; | |
return "null"; | |
} | |
} |