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原始日志查询时,不从Object... obj中获取需要date类型的字段了,调用的时候容易漏写,改为反射获取date类型的字段

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This commit is contained in:
RenKaiGe-Office
2018-07-20 10:49:46 +08:00
parent 0630775f98
commit 60706c2043
1 changed files with 31 additions and 8 deletions
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37
src/main/java/com/nis/util/HiveJDBC.java
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@@ -135,13 +135,15 @@ public class HiveJDBC {
Map<String, String> filedAndColumnMap = getColumn2FiledMap(entityClass);
List<String> listString = new ArrayList<String>();
List listObject = new ArrayList();
List<String> columnList = null;
if (null != obj && obj.length > 0) {
columnList = new ArrayList<String>();
for (int i = 0; i < obj.length; i++) {
columnList.add(obj[i].toString().toLowerCase());
}
}
//不从Object... obj中获取需要date类型的字段了,调用的时候容易漏写,改为反射获取date类型的字段
List<String> columnList =getDateColumn(entityClass);
// List<String> columnList =null;
// if (null != obj && obj.length > 0) {
// columnList = new ArrayList<String>();
// for (int i = 0; i < obj.length; i++) {
// columnList.add(obj[i].toString().toLowerCase());
// }
// }
// ResultSet rs = HiveJDBC.query(sql.toString());
ResultSetMetaData metaData = rs.getMetaData();
while (rs.next()) {
@@ -203,6 +205,27 @@ public class HiveJDBC {
return mapList;
}
/**
* 反射获取类中date类型的字段名称
* @param type
* @return
* @throws Exception
*/
public static List<String> getDateColumn(Class type) throws Exception {
List<String> columnList = new ArrayList<String>();
BeanInfo beanInfo = Introspector.getBeanInfo(type);
PropertyDescriptor[] propertyDescriptors = beanInfo.getPropertyDescriptors();
for (int i = 0; i < propertyDescriptors.length; i++) {
PropertyDescriptor propertyDescriptor = propertyDescriptors[i];
String name = propertyDescriptor.getName();
String fieldTypeName = propertyDescriptor.getPropertyType().getName();
if (fieldTypeName.equals("java.util.Date")) {
columnList.add(name.toLowerCase());
}
}
return columnList;
}
public static Object map2Obj(Map map, Class type) throws Exception {
BeanInfo beanInfo = Introspector.getBeanInfo(type);
Object obj = type.newInstance();