根据属性名获取属性值

[wave-gbt]

/**
* 根据属性名获取属性值
* @param fieldName
* @param o
* @return
*/
public static Object getFieldValueByName(String fieldName, Object o) {
try {
String firstLetter = fieldName.substring(0, 1).toUpperCase();
String getter = "get" + firstLetter + fieldName.substring(1);
Method method = o.getClass().getMethod(getter, new Class[] {});
Object value = method.invoke(o, new Object[] {});
return value;
} catch (Exception e) {
e.printStackTrace();
}
return null;
}