Example usage for org.apache.commons.net.nntp NNTPClient listNewNewsgroups

Introduction

In this page you can find the example usage for org.apache.commons.net.nntp NNTPClient listNewNewsgroups.

Prototype

public NewsgroupInfo[] listNewNewsgroups(NewGroupsOrNewsQuery query) throws IOException 

Source Link

Document

List all new newsgroups added to the NNTP server since a particular date subject to the conditions of the specified query.

Usage

From source file:me.lehrner.newsgroupsndy.presenter.tasks.UpdateGroupListAsyncTask.java

@Override
protected Boolean doInBackground(Server... servers) {
    mServerId = servers[0].getId();//from   w  ww  .ja v  a 2  s  .co  m

    String hostName = servers[0].getServerUrl();
    int lastVisitInt = servers[0].getLastVisit();

    NewsgroupInfo[] newsgroupInfos;
    ArrayList<String> groupNames = new ArrayList<>();

    try {
        NNTPClient nntpClient = new NNTPClient();
        nntpClient.connect(hostName, 119);

        Log.d(LOG_TAG, "lastVisitInt: " + lastVisitInt);

        if (lastVisitInt != 0) {
            Calendar lastVisit = Calendar.getInstance();
            lastVisit.setTimeInMillis(lastVisitInt * 1000L);

            NewGroupsOrNewsQuery query = new NewGroupsOrNewsQuery(lastVisit, false);
            newsgroupInfos = nntpClient.listNewNewsgroups(query);

            Log.d(LOG_TAG, "listNewNewsgroups");

        } else {
            newsgroupInfos = nntpClient.listNewsgroups();

            Log.d(LOG_TAG, "listNewsgroups");

        }

        nntpClient.disconnect();
    } catch (IOException e) {
        Log.d(LOG_TAG, "IOException");

        GroupPresenter groupPresenter = mGroupPresenterWeakReference.get();

        if (groupPresenter != null) {
            groupPresenter.updateNotSuccessful();
        }
        return false;
    }

    if (newsgroupInfos == null) {
        Log.d(LOG_TAG, "newsgroupInfos is null");
        return false;
    }

    for (NewsgroupInfo newsgroupInfo : newsgroupInfos) {
        groupNames.add(newsgroupInfo.getNewsgroup());
    }

    return mGroupRepository.saveGroups(mServerId, groupNames);
}

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