@Override
public List<String> queryForListString(String sql, Object... args) {
try {
EmptyUtils.isEmptyException(sql, "sql为空！");
List<String> resultList = null;
List<Map<String, Object>> list = null;
long startTime = System.currentTimeMillis();
if (!EmptyUtils.isEmpty(args)) {
list = this.jdbcTemplate.queryForList(sql, args);
} else {
list = this.jdbcTemplate.queryForList(sql);
}
if (EmptyUtils.isNotEmpty(list)) {
resultList = new ArrayList<String>();
for (Map<String, Object> map : list) {
Iterator<String> keys = map.keySet().iterator();
if (keys.hasNext()) {
String key = keys.next();
resultList.add((String) map.get(key));
}
}
}
long endTime = System.currentTimeMillis();
LOG.debug("processTime:{}", endTime - startTime);
return resultList;
} catch (Exception e) {
LOG.error("queryForListString error:", e);
throw new DaoException(e);
}
}
@Override
public <T> T queryForObject(String sql, Class<T> requestType, Object... args) {
try {
EmptyUtils.isEmptyException(sql, "sql为空！");
EmptyUtils.isEmptyException(requestType, "requestType类型对象为空!");
long startTime = System.currentTimeMillis();
T t = null;
List<T> list = null;
if (EmptyUtils.isNotEmpty(args)) {
list =
(List<T>) this.jdbcTemplate.query(sql, args, new BeanPropertyRowMapper<T>(requestType));
} else {
list = (List<T>) this.jdbcTemplate.query(sql, new BeanPropertyRowMapper<T>(requestType));
}
if (EmptyUtils.isNotEmpty(list)) {
t = list.get(0);
}
long endTime = System.currentTimeMillis();
LOG.debug("processTime:{}", endTime - startTime);
return t;
} catch (Exception e) {
LOG.error("queryForObject error:", e);
throw new DaoException(e);
}
}
@Override
public <T> int update(String sql, T t) {
try {
EmptyUtils.isEmptyException(sql, "sql语句不能为空!");
EmptyUtils.isEmptyException(t, "保存的对象是空值!");
long startTime = System.currentTimeMillis();
SqlParameterSource ps = new BeanPropertySqlParameterSource(t);
int result = namedParameterJdbcTemplate.update(sql, ps);
long endTime = System.currentTimeMillis();
LOG.debug("processTime:{}", endTime - startTime);
return result;
} catch (Exception e) {
LOG.error("updateObject error:", e);
throw new DaoException(e);
}
}
@Override
public int update(String sql, Object... params) {
try {
EmptyUtils.isEmptyException(sql, "sql语句不能为空!");
return this.jdbcTemplate.update(sql, params);
} catch (Exception e) {
LOG.error("update error:", e);
throw new DaoException(e);
}
}
@Override
public int[] batchDelete(String[] sql) {
EmptyUtils.isEmptyException(sql, "sql为空！");
try {
return this.jdbcTemplate.batchUpdate(sql);
} catch (Exception e) {
LOG.error("batchDelete error:", e);
throw new DaoException(e);
}
}
@Override
public int[] batchDelete(String sql, List<Object[]> batchArgs) {
EmptyUtils.isEmptyException(sql, "sql为空！");
try {
return this.jdbcTemplate.batchUpdate(sql, batchArgs);
} catch (Exception e) {
LOG.error("batchDeleteObject error:", e);
throw new DaoException(e);
}
}
@Override
public int queryForInt(String sql, Object... params) {
try {
EmptyUtils.isEmptyException(sql, "sql");
int result = 0;
long startTime = System.currentTimeMillis();
if (EmptyUtils.isEmpty(params)) {
result = this.jdbcTemplate.queryForInt(sql);
} else {
result = this.jdbcTemplate.queryForInt(sql, params);
}
long endTime = System.currentTimeMillis();
LOG.debug("processTime:{}", endTime - startTime);
return result;
} catch (Exception e) {
LOG.error("queryForInt error:", e);
throw new DaoException(e);
}
}
@Override
public String queryForString(String sql, Object... args) {
try {
EmptyUtils.isEmptyException(sql, "sql为空！");
String result = "";
List<Map<String, Object>> list = null;
long startTime = System.currentTimeMillis();
list = this.jdbcTemplate.queryForList(sql, args);
if (CollectionUtils.isNotEmpty(list)) {
Map<String, Object> map = (Map<String, Object>) list.get(0);
Iterator<String> keys = map.keySet().iterator();
if (keys.hasNext()) {
String key = keys.next();
result = (String) map.get(key);
}
}
long endTime = System.currentTimeMillis();
LOG.debug("processTime:{}", endTime - startTime);
return result;
} catch (Exception e) {
LOG.error("queryForString error:", e);
throw new DaoException(e);
}
}
