Warm White Bean Salad with Smoked Trout

Name: Warm White Bean Salad with Smoked Trout
Ingredients: 0.5 lb. Great Northern or other small dried white beans; 2 oz. pancetta or bacon; 1 tsp. rosemary; 1 tbsp. extra-virgin olive oil; 3 c. water; 1.5 tbsp. lemon juice; 0.25 c. extra-virgin olive oil; 5 oz. skinless smoked trout or 1 jar imported Italian tuna in olive oil; 2 tbsp. flat-leaf parsley