first commit

src/main/java/lingtao/net/dao/InformationMapper.java

@@ -0,0 +1,19 @@
+package lingtao.net.dao;
+
+import java.util.List;
+
+import lingtao.net.bean.Information;
+
+public interface InformationMapper {
+
+	List<Information> getInformations(Information information);
+
+	void addInformation(Information information);
+
+	void updateInformationById(Information information);
+
+	void deleteInformationById(Integer id);
+
+	List<Information> getShortAnswers();
+
+}