日期:2014-05-16 浏览次数:20495 次
//将ResultSet中的数据转换为相应的对象
@SuppressWarnings("unchecked")
private <T> T buildAlarm(T pojo, ResultSet rs) {
ResultSetMetaData rsmd;
try {
rsmd = rs.getMetaData();
int columnsCount = rsmd.getColumnCount();
for (int i = 1; i <= columnsCount; i++) {
String fieldName = rsmd.getColumnLabel(i).toLowerCase();
Object value = rs.getObject(fieldName);
if(value instanceof java.sql.Date){
value = new java.util.Date(((java.sql.Date) value).getTime());
}
if(value instanceof java.sql.Timestamp){
value = new java.util.Date(((java.sql.Timestamp) value).getTime());
}
BeanUtils.setProperty(pojo, fieldName, value);
}
} catch (Exception e1) {
}
return pojo;
}
private <T> T buildAlarm(T pojo, ResultSet rs) {
ResultSetMetaData rsmd;
try {
rsmd = rs.getMetaData();
int columnsCount = rsmd.getColumnCount();
for (int i = 1; i <= columnsCount; i++) {
String fieldName = rsmd.getColumnLabel(i).toLowerCase();
Object value = rs.getObject(fieldName);
if(value instanceof java.sql.Date){
value = new java.util.Date(((java.sql.Date) value).getTime());
}
if(value instanceof java.sql.Timestamp){
value = new java.util.Date(((java.sql.Timestamp) value).getTime());
}
BeanUtils.setProperty(pojo, fieldName, value);
}
} catch (Exception e1) {
}
return pojo;
}
//将ResultSet中的数据转换为相应的对象
@SuppressWarnings("unchecked")
private <T> T buildAlarm_rs(T pojo, ResultSet rs) {
Class classType = pojo.getClass();
ResultSetMetaData rsmd;
try {
rsmd = rs.getMetaData();
int columnsCount = rsmd.getColumnCount();
for (int i = 1; i <= columnsCount; i++) {
String fieldName = rsmd.getColumnLabel(i).toLowerCase();
String stringLetter = fieldName.substring(0, 1).toUpperCase();
String setName = "set" + stringLetter + fieldName.substring(1);
String getName = "get" + stringLetter + fieldName.substring(1);
Method getMethod = classType.getMethod(getName, new Class[] {});
Method setMethod = classType.getMethod(setName,
new Class[] { getMethod.getReturnType() });
Class fieldType = setMethod.getParameterTypes()[0];
Object value = null;
if (fieldType == Integer.class || "int".equals(fieldType.getName())){
if(rs.getObject(fieldName)!=null)
value = rs.getInt(fieldName);
}
else if (fieldType == Float.class || "float".equals(fieldType.getName())){
if(rs.getObject(fieldName)!=null)
value = rs.getFloat(fieldName);
}
else if (fieldType == Double.class || "double".equals(fieldType.getName())){
if(rs.getObject(fieldName)!=null)
value = rs.getDouble(fieldName);
}
else if (fieldType == Timestamp.class || fieldType == java.util.Date.class){
value = rs.getTimestamp(fieldName);
}
else
value = rs.getString(fieldName);
// 赋值操作
setMethod.invoke(pojo, new Object[] { value });
}
} catch (Exception e1) {
e1.printStackTrace();
}
return pojo;
}
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