// Pre-trained Model Class
class PretrainedModel {
    public void loadModel() {
        System.out.println("Load pre-trained model weights");
        // ...
    }

    public void extractFeatures() {
        System.out.println("Extract features using pre-trained layers");
        // ...
    }

    // Other methods and functionalities
    // ...
}

// New Task-Specific Model Class
class NewTaskModel {
    public void addTaskSpecificLayers() {
        System.out.println("Add new layers specific to the new task");
        // ...
    }

    public void fineTune() {
        System.out.println("Fine-tune the model on the new task-specific data");
        // ...
    }

    // Other methods and functionalities
    // ...
}

public class TransferLearning {
    public static void main(String[] args) {
        // Create an instance of the PretrainedModel
        PretrainedModel pretrainedModel = new PretrainedModel();
        pretrainedModel.loadModel();

        // Create an instance of the NewTaskModel
        NewTaskModel newTaskModel = new NewTaskModel();

        // Transfer learning process
        pretrainedModel.extractFeatures();
        newTaskModel.addTaskSpecificLayers();
        newTaskModel.fineTune();

        System.out.println("Use the trained new task-specific model for inference");
        // ...
    }
}