tasklistfactory.java

jooneDTE的源码

/*
 * TaskListFactory.java
 *
 * Created on 19 agosto 2004, 21.27
 */

package org.joone.dte;

import org.joone.net.*; 
import java.util.ArrayList;
/**
 * Factory that genetares the tasks starting from the content of a TaskList object
 * @author  P. Marrone
 */
public class TaskListFactory implements TaskFactory {
    
    private TaskList taskList;
    private int currTask;
    /** Creates a new instance of TaskListFactory */
    public TaskListFactory() {
    }
    
    public void initialize() {
        currTask = 0;
    }
    
    /* Creates the neural network starting from the 
     * parameters in the passed TaskDescriptor */
    private NeuralNet loadTask(TaskDescriptor task) {
        NeuralNetLoader loader = new NeuralNetLoader(task.getNetFile());
        NeuralNet nnet = loader.getNeuralNet();
        NeuralNetAttributes attrs = nnet.getDescriptor();
        attrs.setNeuralNetName(task.getNetName());
        attrs.setTrainingError(task.getTrainingRmse());
        attrs.setValidationError(task.getValidationRmse());
        return nnet;
    }
    
    /**
     * Getter for property taskList.
     * @return Value of property taskList.
     */
    public TaskList getTaskList() {
        return taskList;
    }
    
    /**
     * Setter for property taskList.
     * @param taskList New value of property taskList.
     */
    public void setTaskList(TaskList taskList) {
        this.taskList = taskList;
    }
    
    public NeuralNet getNextTask() {
        if ((getTaskList() == null) || (getTaskList().getTasks() == null))
            return null;        
        if (currTask >= getTaskList().getTasks().size())
            return null;
        return loadTask((TaskDescriptor)getTaskList().getTasks().get(currTask++));
    }
    
    public int getTotTasks() {
        if ((getTaskList() == null) || (getTaskList().getTasks() == null))
            return 0;
        else
            return getTaskList().getTasks().size();
    }
    
}