public static <T> String ToFormatString(
final T data, final DataMemberMap<T> dataMemberMap, final String typeName) {
checkNotNull(data);
checkNotNull(dataMemberMap);
checkNotNull(typeName);
Iterable<String> formatMemberStrings =
Iterables.Map(
dataMemberMap.values(),
new Func1<IDataMember<T>, String>() {
@Override
public String DoFunc(IDataMember<T> in1) {
return DEFAULT_JOINER.join(
in1.GetDataMemberName(), // 首先是DataMember的Name
CommonOP.NullCoalescing(
in1.GetDataSafely(data),
"",
NULL_VALUE)); // 然后是用DataMember从data获取的值，为空则设为NULL_VALUE
}
});
// return DEFAULT_JOINER.join(Iterables.Concat(typeName, formatMemberStrings));
return typeName + DEFAULT_SEPARATOR + DEFAULT_JOINER.join(formatMemberStrings);
}
public static <T> void FillDataWithFormatString(
final String dataString,
final T data,
final DataMemberMap<T> dataMemberMap,
final String typeName) {
checkNotNull(dataString);
checkNotNull(data);
checkNotNull(dataMemberMap);
checkNotNull(typeName);
Iterator<String> memberStrings = DEFAULT_SPLITTER.split(dataString).iterator();
checkArgument(memberStrings.hasNext());
checkArgument(memberStrings.next().equalsIgnoreCase(typeName), "Type name is wrong.");
while (memberStrings.hasNext()) {
String memberName = memberStrings.next();
checkArgument(memberStrings.hasNext(), "The dataString is wrong.");
String memberValue = memberStrings.next();
dataMemberMap.SetDataInSourceSafely(memberValue, data, memberName);
}
}
