Examples with Db com.massivecraft.massivecore.store.Db used on opensource projects

Example 1 with Db

use of com.massivecraft.massivecore.store.Db in project MassiveCore by MassiveCraft.

the class CmdMassiveCoreStoreListcolls method perform.

// -------------------------------------------- //
// OVERRIDE
// -------------------------------------------- //
@Override
public void perform() throws MassiveException {
    // Args
    final String dbAlias = this.readArg(ConfServer.dburi);
    final Db db = MStore.getDb(dbAlias);
    if (db == null) {
        msg("<b>could not get the database.");
        return;
    }
    // Prepare
    Set<String> collnames = new TreeSet<>(ComparatorNaturalOrder.get());
    collnames.addAll(db.getCollnames());
    // Do it!
    message(Txt.titleize("Collections in " + db.getDbName()));
    for (String collname : collnames) {
        String message = Txt.parse("<h>") + collname;
        Coll<?> coll = null;
        for (Coll<?> collCandidate : Coll.getInstances()) {
            if (!collCandidate.getName().equals(collname))
                continue;
            if (collCandidate.getDb() != db)
                continue;
            coll = collCandidate;
            break;
        }
        if (coll == null) {
            message += Txt.parse(" <b>UNUSED");
        } else {
            message += Txt.parse(" <i>(%d documents)", coll.getIds().size());
        }
        message(message);
    }
}

Example 2 with Db

use of com.massivecraft.massivecore.store.Db in project MassiveCore by MassiveCraft.

the class CmdMassiveCoreStoreCopydb method perform.

// -------------------------------------------- //
// OVERRIDE
// -------------------------------------------- //
@SuppressWarnings({ "rawtypes", "unchecked" })
@Override
public void perform() throws MassiveException {
    // Args
    final String fromAlias = this.readArg();
    final Db fromDb = MStore.getDb(fromAlias);
    if (fromDb == null) {
        msg("<b>could not get the from-database.");
        return;
    }
    final String toAlias = this.readArg();
    final Db toDb = MStore.getDb(toAlias);
    if (toDb == null) {
        msg("<b>could not get the to-database.");
        return;
    }
    // Prepare
    Set<String> collnames = fromDb.getCollnames();
    // Statistics
    int countCollCurrent = 0;
    int countCollTotal = collnames.size();
    // Do it!
    long before = System.currentTimeMillis();
    msg("<i>Now copying database with <h>%d <i>collections.", countCollTotal);
    for (String collname : fromDb.getCollnames()) {
        countCollCurrent++;
        final Coll fromColl = new Coll(collname, Entity.class, fromDb, MassiveCore.get());
        final Coll toColl = new Coll(collname, Entity.class, toDb, MassiveCore.get());
        Collection<String> ids = fromDb.getIds(fromColl);
        msg("<i>Now copying collection <h>%d/%d %s <i>with <h>%d <i>documents.", countCollCurrent, countCollTotal, collname, ids.size());
        // Do a load check to verify we have access to this folder.
        if (ids.size() > 0 && fromDb.load(fromColl, ids.iterator().next()) == null) {
            msg("<b>Skipping <h>%s <b>since could not load data.", collname);
            continue;
        }
        for (String id : ids) {
            Entry<JsonObject, Long> data = fromDb.load(fromColl, id);
            toDb.save(toColl, id, data.getKey());
        }
    }
    long after = System.currentTimeMillis();
    long duration = after - before;
    msg("<g>The copy is now complete. <i>It took <h>%dms<i>.", duration);
}