@Override
public LinkList<ItemInfo> getItems(int count) {
int retry = 0;
if (Connect(Res.getBaseAddress())) {
parser();
} else {
System.out.println(Res.getConFailueMsg());
}
while (ItemName.size() < count || retry >= Res.getRetrytimes()) {
if (Connect(Res.getFollowingAddress() + pages)) {
parser();
pages++;
} else retry++;
}
for (int lp = 0; lp < count; lp++) {
ItemInfo aItem = new ItemInfo();
aItem.setItemName(ItemName.get(lp));
aItem.setItemSummery(ItemSummery.get(lp));
aItem.setPostTime(ItemPostTime.get(lp));
aItem.setItemLink(ItemLink.get(lp));
ItemData.add(aItem);
}
return ItemData;
}
private boolean Connect(String Address) {
for (int Retry = 0; (doc == null) && (Retry < Res.getRetrytimes()); Retry++) {
try {
doc = Jsoup.connect(Address).userAgent("Mozilla").timeout(Res.geTimeOut()).get();
} catch (IOException e) {
Log.print("FetchCnblogs::Connect", Res.getConRetryMsg() + "第" + (Retry + 1) + "次");
}
}
if (doc == null) return false;
else return true;
}
/** get post body and fetch the image links */
@Override
public void getContent(ItemInfo item) {
Document adoc = null;
for (int j = 0; adoc == null && j < Res.getRetrytimes(); j++) {
System.out.println("Startting fetching contets of" + item.getItemName());
try {
adoc =
Jsoup.connect(item.getItemLink()).userAgent("Mozilla").timeout(Res.geTimeOut()).get();
} catch (IOException e) {
System.out.println(Res.getConRetryMsg());
}
}
if (adoc == null) {
System.out.println("fetch tips error, adoc is null");
item.setContent(Res.getFileNotExistMsg());
} else {
item.setContent(adoc.getElementsByClass("post").html());
}
}
