/**
* 插入一条记录
*
* @param sql
* @param params
* @return
*/
public static int insert(String sql, Object... params) {
StringBuffer sqlBuf = new StringBuffer(sql);
sqlBuf.append(" values (");
int start = sql.indexOf("(") + 1;
int end = sql.indexOf(")");
String a = sql.substring(start, end);
String[] fields = a.split(",");
Map<String, Object> map = new HashMap<String, Object>();
int i = 0;
for (String name : fields) {
sqlBuf.append(":" + name.trim() + " ,");
map.put(name.trim(), params[i]);
i++;
}
String newSql = sqlBuf.substring(0, sqlBuf.length() - 1) + ")";
Connection con = sql2o.open();
Query query = con.createQuery(newSql);
executeQuery(query, map);
int res = query.executeUpdate().getResult();
con.close();
return res;
}
public static <T> List<T> getList(String sql, Class<T> clazz, Map<String, Object> params) {
Connection con = sql2o.open();
Query query = con.createQuery(sql);
executeQuery(query, params);
List<T> list = query.executeAndFetch(clazz);
con.close();
return list;
}
public static List<Map<String, Object>> getMapList(String sql, Map<String, Object> params) {
Connection con = sql2o.open();
Query query = con.createQuery(sql);
executeQuery(query, params);
List<Map<String, Object>> t = query.executeAndFetchTable().asList();
con.close();
return t;
}
/**
* 带参数更新
*
* @param sql
* @param params
* @return
*/
public static int update(String sql, Map<String, Object> params) {
Connection con = sql2o.open();
Query query = con.createQuery(sql);
executeQuery(query, params);
int res = query.executeUpdate().getResult();
con.close();
return res;
}
@SuppressWarnings("unchecked")
public static Map<String, Object> getMap(String sql, Map<String, Object> params) {
Connection con = sql2o.open();
Query query = con.createQuery(sql);
executeQuery(query, params);
Map<String, Object> t = (Map<String, Object>) query.executeScalar();
con.close();
return t;
}
