/**
* 驼峰式命名法 例如:user_name->userName
* 将数据库字段名称 转为 Java实体类字段属性
*/
public static String toCamelCase(String s)
{
if (s == null)
{
return null;
}
s = s.toLowerCase();
StringBuilder sb = new StringBuilder(s.length());
boolean upperCase = false;
for (int i = 0; i < s.length(); i++)
{
char c = s.charAt(i);
if (c == SEPARATOR)
{
upperCase = true;
}
else if (upperCase)
{
sb.append(Character.toUpperCase(c));
upperCase = false;
}
else
{
sb.append(c);
}
}
return sb.toString();
}