實體類代碼:
private List<Picture> picts;
public List<Picture> getPicts() {
return picts;
}
實體對象:
Article housearticle=new Article();
hotelarticle.setPicts(pictureService.queryPicture(IArticleDao.ARTICLE_TABLE,hotelarticle.getId()));
request.setAttribute("hotelarticle", hotelarticle);
jsp頁面循環:
<c:if test="${housearticle!=null}">
<div>
<ul>
<li> ${housearticle.articleName}</li>
<li><a> ${housearticle.content}</a></li>
<!--獲取對象裏面的圖片對象集合,並重命名 -->
<c:set value="${housearticle.picts }" var="pic"/>
<!--判斷圖片集合是否爲null -->
<c:if test="${pic!=null && fn:length(pic)>0}">
<!--取集合中的第一個元素的屬性值 -->
<li><img src="${pic[0].prcpath}"/></li>
</c:if>
</ul>
</div>
</c:if>