Android Open Source - Quiz Exercise

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License

The source code is released under:

GNU General Public License

Java Source Code

/*
 * Copyright (c) 2013, Maciej Laskowski. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 */*ww  w.  jav a2  s  . c om*/
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  
 * 
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact mlaskowsk@gmail.com if you need additional information
 * or have any questions.
 */

package com.mlaskows.quiz.model.entity;

import java.util.Collection;

import org.simpleframework.xml.Attribute;
import org.simpleframework.xml.Element;
import org.simpleframework.xml.ElementList;
import org.simpleframework.xml.Root;

import com.j256.ormlite.field.DatabaseField;
import com.j256.ormlite.field.ForeignCollectionField;
import com.j256.ormlite.table.DatabaseTable;
import com.mlaskows.quiz.model.dao.ExerciseDao;
import com.mlaskows.quiz.model.enums.AnswerType;
import com.mlaskows.quiz.model.enums.QuestionType;

/**
 * This class represents exercise in quiz. It contains
 * question and answers. It is XML element and DB entity in
 * one.
 * 
 * @author Maciej Laskowski
 * 
 */
@Root
@DatabaseTable(daoClass = ExerciseDao.class)
public class Exercise {

  // TODO add wrong answers count!

  public static final String LEVEL_ID_FIELD_NAME = "level_id";
  public static final String QUESTION_ID_FIELD_NAME = "question_id";

  /** Exercise id. */
  @DatabaseField(generatedId = true)
  private int id;

  /** Determines if exercise is solved or not. */
  @DatabaseField
  private boolean solved;

  /** Hint text. */
  @Element
  @DatabaseField
  private String tip;

  /** Determines if tip was used for this exercise. */
  @DatabaseField
  private boolean tipUsed;

  /** The level to which exercise belongs. */
  @DatabaseField(foreign = true, foreignAutoRefresh = true, columnName = LEVEL_ID_FIELD_NAME)
  private Level level;

  /** Type of question. */
  @Attribute(required = true)
  @DatabaseField(canBeNull = false)
  private QuestionType questionType;

  /** Question element. */
  @Element
  @DatabaseField(foreign = true, canBeNull = false, foreignAutoRefresh = true, columnName = QUESTION_ID_FIELD_NAME)
  private Question question;

  /** Type of answer. */
  @Attribute(required = true)
  @DatabaseField(canBeNull = false)
  private AnswerType answerType;

  /** Answers list */
  @ElementList
  @ForeignCollectionField
  private Collection<Answer> answers;

  public int getId() {
    return id;
  }

  public void setId(int id) {
    this.id = id;
  }

  public boolean isSolved() {
    return solved;
  }

  public void setSolved(boolean solved) {
    this.solved = solved;
  }

  public String getTip() {
    return tip;
  }

  public void setTip(String tip) {
    this.tip = tip;
  }

  public boolean isTipUsed() {
    return tipUsed;
  }

  public void setTipUsed(boolean tipUsed) {
    this.tipUsed = tipUsed;
  }

  public Level getLevel() {
    return level;
  }

  public void setLevel(Level level) {
    this.level = level;
  }

  public QuestionType getQuestionType() {
    return questionType;
  }

  public void setQuestionType(QuestionType questionType) {
    this.questionType = questionType;
  }

  public Question getQuestion() {
    return question;
  }

  public void setQuestion(Question question) {
    this.question = question;
  }

  public AnswerType getAnswerType() {
    return answerType;
  }

  public void setAnswerType(AnswerType answerType) {
    this.answerType = answerType;
  }

  public Collection<Answer> getAnswers() {
    return answers;
  }

  public void setAnswers(Collection<Answer> answers) {
    this.answers = answers;
  }

  @Override
  public String toString() {
    return "Exercise [id=" + id + ", solved=" + solved + ", tip=" + tip + ", tipUsed=" + tipUsed
        + ", questionType=" + questionType + ", question=" + question + ", answerType=" + answerType
        + ", answers=" + answers + "]";
  }

}

Java Source Code List

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