selectquestion.java

java网上考试系统

/*
 * @(#)SelectQuestion.java Dec 14, 2006
 * Copyright 2006 qingdaosoftware, Inc. All rights reserved
 */
package com.qrsx.exam.model;

import java.util.Set;

import com.qrsx.exam.util.StringUtils;

/**
 *  
 * 功能：The Select Question
 * 
 * <p><a href="com.qrsx.exam.model.SelectQuestion.java"> <i>View Source </i> </a></br>
 * 
 * Company  : QingdaoSoftware<br>
 * Author   : <a href="mailto:[e-mail]">WangXitao</a></p>
 * Version  : 1.0<br>
 * Date     : Dec 14, 2006<br>
 * 
 * @hibernate.class table="SELECT_QUESTION"
 * 
 * @struts.form name="selectQuestionForm"
 *              extends="com.qrsx.exam.struts.form.QuestionForm"
 * 
 */
public class SelectQuestion extends Question {
    /**
     * The Generated Serial Version UID
     */
    private static final long serialVersionUID = -1669913878068229354L;

    /**
     * @hibernate.set cascade="all" order-by="item asc"
     * @hibernate.key column="QUESTION_ID"
     * @hibernate.one-to-many class="com.qrsx.exam.model.Selected"
     */
    private Set<Selected> selecteds;

    /**
     * @return Returns the selecteds.
     */
    public Set<Selected> getSelecteds() {
        return selecteds;
    }

    /**
     * @param selecteds
     *            The selecteds to set.
     */
    public void setSelecteds(Set<Selected> selecteds) {
        this.selecteds = selecteds;
    }

    @Override
    public String getContent() {
        StringBuffer buf = new StringBuffer();
        buf.append(getTitle());
        buf.append("<br>");
        int i = 0;
        for (Selected selected : getSelecteds()) {
            buf.append(++i + ". <input type='radio' name='" + this.getId()
                    + "' value='" + selected.getItem() + "'> ");
            buf.append(selected.getContent());
            buf.append("<br>");
        }
        return buf.toString();
    }

    @Override
    public int getScore(String answer) {
        if (StringUtils.isEmpty(answer))
            return 0;

        return answer.equals(getAnswer()) ? getScore() : 0;
    }

}