资源更新添加是否更新图片的判断。

src/main/java/com/ekexiu/portal/service/ResourceService.java

@@ -81,7 +81,9 @@ public class ResourceService {
	@Path
	public void update(@JdbcConn(true) Connection con, @RequestBody Resource resource, @Nullable String fn) throws SQLException {
		try {
			this.imagesService.insert(con, resource.getResourceId(), fn);
			if(null != fn){
				this.imagesService.insert(con, resource.getResourceId(), fn);
			}
			this.resourceDao.update(con, resource);
		} catch (IOException e) {
			con.rollback();