Example usage for com.mongodb MongoClient getDB

List of usage examples for com.mongodb MongoClient getDB

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Introduction

In this page you can find the example usage for com.mongodb MongoClient getDB.

Prototype

@Deprecated 
public DB getDB(final String dbName)

Source Link

Document

Gets a database object.

Usage

From source file:com.edgytech.umongo.MongoPanel.java

License:Apache License

public void killOp(ButtonBase button) {
    final MongoClient mongo = getMongoNode().getMongoClient();
    final int opid = getIntFieldValue(Item.killOpId);
    final DBObject query = new BasicDBObject("op", opid);
    CollectionPanel.doFind(mongo.getDB("admin").getCollection("$cmd.sys.killop"), query);
}

From source file:com.edgytech.umongo.MongoUtils.java

License:Apache License

public static DBObject getReplicaSetInfo(MongoClient mongo) {
    DB db = mongo.getDB("local");
    DBObject result = new BasicDBObject();
    DBCollection namespaces = db.getCollection("system.namespaces");
    String oplogName;/*from w  ww  .j  av  a2 s  .c o m*/
    if (namespaces.findOne(new BasicDBObject("name", "local.oplog.rs")) != null) {
        oplogName = "oplog.rs";
    } else if (namespaces.findOne(new BasicDBObject("name", "local.oplog.$main")) != null) {
        oplogName = "oplog.$main";
    } else {
        return null;
    }
    DBObject olEntry = namespaces.findOne(new BasicDBObject("name", "local." + oplogName));
    if (olEntry != null && olEntry.containsField("options")) {
        BasicDBObject options = (BasicDBObject) olEntry.get("options");
        long size = options.getLong("size");
        result.put("logSizeMB", Float.valueOf(String.format("%.2f", size / 1048576f)));
    } else {
        return null;
    }
    DBCollection oplog = db.getCollection(oplogName);
    int size = oplog.getStats().getInt("size");
    result.put("usedMB", Float.valueOf(String.format("%.2f", size / 1048576f)));

    DBCursor firstc = oplog.find().sort(new BasicDBObject("$natural", 1)).limit(1);
    DBCursor lastc = oplog.find().sort(new BasicDBObject("$natural", -1)).limit(1);
    if (!firstc.hasNext() || !lastc.hasNext()) {
        return null;
    }
    BasicDBObject first = (BasicDBObject) firstc.next();
    BasicDBObject last = (BasicDBObject) lastc.next();
    BSONTimestamp tsfirst = (BSONTimestamp) first.get("ts");
    BSONTimestamp tslast = (BSONTimestamp) last.get("ts");
    if (tsfirst == null || tslast == null) {
        return null;
    }

    int ftime = tsfirst.getTime();
    int ltime = tslast.getTime();
    int timeDiffSec = ltime - ftime;
    result.put("timeDiff", timeDiffSec);
    result.put("timeDiffHours", Float.valueOf(String.format("%.2f", timeDiffSec / 3600f)));
    result.put("tFirst", new Date(ftime * 1000l));
    result.put("tLast", new Date(ltime * 1000l));
    result.put("now", new Date());
    return result;
}

From source file:com.edgytech.umongo.MongoUtils.java

License:Apache License

public static boolean isBalancerOn(MongoClient mongo) {
    final DB config = mongo.getDB("config");
    final DBCollection settings = config.getCollection("settings");
    BasicDBObject res = (BasicDBObject) settings.findOne(new BasicDBObject("_id", "balancer"));
    if (res == null || !res.containsField("stopped"))
        return true;
    return !res.getBoolean("stopped");
}

From source file:com.edgytech.umongo.ReplSetPanel.java

License:Apache License

public void compareReplicas(ButtonBase button) {
    final String stat = getStringFieldValue(Item.crStat);
    new DbJob() {

        @Override/* w w  w. j  a  v a 2s. c  o m*/
        public Object doRun() {
            ReplSetNode node = getReplSetNode();
            if (!node.hasChildren())
                return null;

            ArrayList<MongoClient> svrs = new ArrayList<MongoClient>();
            for (XmlUnit unit : node.getChildren()) {
                ServerNode svr = (ServerNode) unit;
                MongoClient svrm = svr.getServerMongoClient();
                try {
                    svrm.getDatabaseNames();
                } catch (Exception e) {
                    continue;
                }
                svrs.add(svrm);
            }

            BasicDBObject res = new BasicDBObject();
            MongoClient m = getReplSetNode().getMongoClient();
            for (String dbname : m.getDatabaseNames()) {
                DB db = m.getDB(dbname);
                BasicDBObject dbres = new BasicDBObject();
                for (String colname : db.getCollectionNames()) {
                    DBCollection col = db.getCollection(colname);
                    BasicDBObject colres = new BasicDBObject();
                    BasicDBObject values = new BasicDBObject();
                    boolean same = true;
                    long ref = -1;
                    for (MongoClient svrm : svrs) {
                        DBCollection svrcol = svrm.getDB(dbname).getCollection(colname);
                        long value = 0;
                        if (stat.startsWith("Count")) {
                            value = svrcol.count();
                        } else if (stat.startsWith("Data Size")) {
                            CommandResult stats = svrcol.getStats();
                            value = stats.getLong("size");
                        }
                        values.append(svrm.getConnectPoint(), value);
                        if (ref < 0)
                            ref = value;
                        else if (ref != value)
                            same = false;
                    }
                    if (!same) {
                        colres.append("values", values);
                        dbres.append(colname, colres);
                    }
                }
                if (!dbres.isEmpty()) {
                    res.append(dbname, dbres);
                }
            }

            return res;
        }

        @Override
        public String getNS() {
            return "*";
        }

        @Override
        public String getShortName() {
            return "Compare Replicas";
        }
    }.addJob();
}

From source file:com.edgytech.umongo.RouterPanel.java

License:Apache License

public void balancer(ButtonBase button) {
    final MongoClient mongo = getRouterNode().getMongoClient();
    final DB config = mongo.getDB("config");
    final DBCollection settings = config.getCollection("settings");

    FormDialog diag = (FormDialog) ((MenuItem) getBoundUnit(Item.balancer)).getDialog();
    diag.xmlLoadCheckpoint();/*from w  ww  . ja  v  a 2s .com*/

    final BasicDBObject query = new BasicDBObject("_id", "balancer");
    BasicDBObject balDoc = (BasicDBObject) settings.findOne(query);
    if (balDoc != null) {
        if (balDoc.containsField("stopped"))
            setIntFieldValue(Item.balStopped, balDoc.getBoolean("stopped") ? 1 : 2);
        if (balDoc.containsField("_secondaryThrottle"))
            setIntFieldValue(Item.balSecThrottle, balDoc.getBoolean("_secondaryThrottle") ? 1 : 2);
        BasicDBObject window = (BasicDBObject) balDoc.get("activeWindow");
        if (window != null) {
            setStringFieldValue(Item.balStartTime, window.getString("start"));
            setStringFieldValue(Item.balStopTime, window.getString("stop"));
        }
    }

    if (!diag.show())
        return;

    if (balDoc == null)
        balDoc = new BasicDBObject("_id", "balancer");
    int stopped = getIntFieldValue(Item.balStopped);
    if (stopped > 0)
        balDoc.put("stopped", stopped == 1 ? true : false);
    else
        balDoc.removeField("stopped");
    int throttle = getIntFieldValue(Item.balSecThrottle);
    if (throttle > 0)
        balDoc.put("_secondaryThrottle", throttle == 1 ? true : false);
    else
        balDoc.removeField("_secondaryThrottle");

    if (!getStringFieldValue(Item.balStartTime).trim().isEmpty()) {
        BasicDBObject aw = new BasicDBObject();
        aw.put("start", getStringFieldValue(Item.balStartTime).trim());
        aw.put("stop", getStringFieldValue(Item.balStopTime).trim());
        balDoc.put("activeWindow", aw);
    }
    final BasicDBObject newDoc = balDoc;

    new DbJob() {

        @Override
        public Object doRun() throws IOException {
            return settings.update(query, newDoc, true, false);
        }

        @Override
        public String getNS() {
            return settings.getFullName();
        }

        @Override
        public String getShortName() {
            return "Balancer";
        }

        @Override
        public void wrapUp(Object res) {
            updateComponent();
            super.wrapUp(res);
        }
    }.addJob();
}

From source file:com.edgytech.umongo.RouterPanel.java

License:Apache License

public void regenConfigDB(ButtonBase button) throws UnknownHostException {
    MongoClient cmongo = getRouterNode().getMongoClient();
    String servers = getStringFieldValue(Item.regenServers);
    final String db = getStringFieldValue(Item.regenDB);
    final String col = getStringFieldValue(Item.regenCollection);
    final String ns = db + "." + col;
    final DBObject shardKey = ((DocBuilderField) getBoundUnit(Item.regenShardKey)).getDBObject();
    final boolean unique = getBooleanFieldValue(Item.regenKeyUnique);
    final BasicDBObject result = new BasicDBObject();
    result.put("ns", ns);
    result.put("shardKey", shardKey);
    result.put("unique", unique);

    // create direct mongo for each replica set
    String[] serverList = servers.split("\n");
    List<ServerAddress> list = new ArrayList<ServerAddress>();
    String txt = "";
    String primaryShard = null;/*from  w w  w .j a va 2s . co  m*/
    final BasicDBObject shardList = new BasicDBObject();
    HashMap<MongoClient, String> mongoToShard = new HashMap<MongoClient, String>();
    sLoop: for (String server : serverList) {
        server = server.trim();
        String[] tokens = server.split("/");
        if (tokens.length != 2) {
            new InfoDialog(null, "Error", null, "Server format must be like 'hostname:port/shard', one by line")
                    .show();
            return;
        }
        server = tokens[0];
        String shard = tokens[1];
        if (primaryShard == null) {
            primaryShard = shard;
        }
        ServerAddress addr = new ServerAddress(server);

        // filter out if replset already exists
        for (MongoClient replset : mongoToShard.keySet()) {
            if (replset.getServerAddressList().contains(addr)) {
                continue sLoop;
            }
        }

        list.clear();
        list.add(addr);
        MongoClient mongo = new MongoClient(list);
        //            UMongo.instance.addMongoClient(mongo, null);
        // make request to force server detection
        mongo.getDatabaseNames();
        mongoToShard.put(mongo, shard);

        String desc = null;
        if (!mongo.getDatabaseNames().contains(db) || !mongo.getDB(db).getCollectionNames().contains(col)) {
            desc = "Collection not present!";
        } else {
            // try to see if shard key has index
            DBObject index = mongo.getDB(db).getCollection("system.indexes")
                    .findOne(new BasicDBObject("key", shardKey));
            if (index != null) {
                desc = "shard key found";
            } else {
                desc = "shard key NOT found!";
            }
        }
        txt += mongo.toString() + " shard=" + shard + " - " + desc + "\n";
        BasicDBObject shardObj = new BasicDBObject("servers", mongo.toString());
        shardObj.put("status", desc);
        if (shardList.containsField(shard)) {
            new InfoDialog(null, "Error", null, "Duplicate Shard name " + shard).show();
            return;
        }
        shardList.put(shard, shardObj);
    }
    result.put("shards", shardList);

    FormDialog dia = (FormDialog) getBoundUnit(Item.regenRSList);
    dia.setStringFieldValue(Item.regenRSListArea, txt);
    if (!dia.show()) {
        return;
    }

    DB config = cmongo.getDB("config");

    // add database record
    BasicDBObject doc = new BasicDBObject("_id", db);
    doc.put("partitioned", true);
    doc.put("primary", primaryShard);
    config.getCollection("databases").save(doc);

    // add collection record
    doc = new BasicDBObject("_id", ns);
    doc.put("lastmod", new Date());
    doc.put("dropped", false);
    doc.put("key", shardKey);
    doc.put("unique", unique);
    config.getCollection("collections").save(doc);

    final DBCollection chunks = config.getCollection("chunks");
    long count = chunks.count(new BasicDBObject("ns", ns));
    if (count > 0) {
        dia = (FormDialog) getBoundUnit(Item.regenDeleteChunks);
        if (dia.show()) {
            chunks.remove(new BasicDBObject("ns", ns));
        } else {
            return;
        }
    }

    // add temp collection to sort chunks with shard key
    final DBCollection tmpchunks = config.getCollection("_tmpchunks_" + col);
    tmpchunks.drop();
    // should be safe environment, and dup keys should be ignored
    tmpchunks.setWriteConcern(WriteConcern.NORMAL);
    // can use shardKey as unique _id
    //        tmpchunks.ensureIndex(shardKey, "shardKey", true);

    // create filter for shard fields
    final DBObject shardKeyFilter = new BasicDBObject();
    //        final DBObject shardKeyDescend = new BasicDBObject();
    boolean hasId = false;
    for (String key : shardKey.keySet()) {
        shardKeyFilter.put(key, 1);
        if (key.equals("_id")) {
            hasId = true;
        }
    }
    if (!hasId) {
        shardKeyFilter.put("_id", 0);
    }

    dia = (FormDialog) getBoundUnit(Item.regenConfirm);
    if (!dia.show()) {
        return;
    }

    // now fetch all records from each shard
    final AtomicInteger todo = new AtomicInteger(mongoToShard.size());
    for (Map.Entry<MongoClient, String> entry : mongoToShard.entrySet()) {
        final MongoClient mongo = entry.getKey();
        final String shard = entry.getValue();
        new DbJob() {

            @Override
            public Object doRun() throws Exception {
                BasicDBObject shardObj = (BasicDBObject) shardList.get(shard);
                long count = mongo.getDB(db).getCollection(col).count();
                shardObj.put("count", count);
                DBCursor cur = mongo.getDB(db).getCollection(col).find(new BasicDBObject(), shardKeyFilter);
                long i = 0;
                int inserted = 0;
                long start = System.currentTimeMillis();
                while (cur.hasNext() && !isCancelled()) {
                    BasicDBObject key = (BasicDBObject) cur.next();
                    setProgress((int) ((++i * 100.0f) / count));
                    try {
                        BasicDBObject entry = new BasicDBObject("_id", key);
                        entry.put("_shard", shard);
                        tmpchunks.insert(entry);
                        ++inserted;
                    } catch (Exception e) {
                        getLogger().log(Level.WARNING, e.getMessage(), e);
                    }
                }

                if (isCancelled()) {
                    shardObj.put("cancelled", true);
                }
                shardObj.put("inserted", inserted);
                shardObj.put("scanTime", System.currentTimeMillis() - start);
                todo.decrementAndGet();
                return null;
            }

            @Override
            public String getNS() {
                return tmpchunks.getFullName();
            }

            @Override
            public String getShortName() {
                return "Scanning " + shard;
            }

            @Override
            public boolean isDeterminate() {
                return true;
            }
        }.addJob();

    }

    new DbJob() {

        @Override
        public Object doRun() throws Exception {
            // wait for all shards to be done
            long start = System.currentTimeMillis();
            while (todo.get() > 0 && !isCancelled()) {
                Thread.sleep(2000);
            }

            if (isCancelled()) {
                result.put("cancelled", true);
                return result;
            }

            // find highest current timestamp
            DBCursor cur = chunks.find().sort(new BasicDBObject("lastmod", -1)).batchSize(-1);
            BasicDBObject chunk = (BasicDBObject) (cur.hasNext() ? cur.next() : null);
            BSONTimestamp ts = (BSONTimestamp) (chunk != null ? chunk.get("lastmod") : null);

            // now infer chunk ranges
            long count = tmpchunks.count();
            result.put("uniqueKeys", count);
            int numChunks = 0;
            cur = tmpchunks.find().sort(new BasicDBObject("_id", 1));
            BasicDBObject prev = (BasicDBObject) cur.next();
            BasicDBObject next = null;
            // snap prev to minkey
            BasicDBObject theid = (BasicDBObject) prev.get("_id");
            for (String key : shardKey.keySet()) {
                theid.put(key, new MinKey());
            }
            String currentShard = prev.getString("_shard");

            int i = 1;
            while (cur.hasNext()) {
                next = (BasicDBObject) cur.next();
                setProgress((int) ((++i * 100.0f) / count));
                String newShard = next.getString("_shard");
                if (newShard.equals(currentShard))
                    continue;

                // add chunk
                ts = getNextTimestamp(ts);
                chunk = getChunk(ns, shardKey, prev, next, ts);
                chunks.insert(chunk);
                prev = next;
                currentShard = prev.getString("_shard");
                ++numChunks;
            }

            // build max
            next = new BasicDBObject();
            for (String key : shardKey.keySet()) {
                next.put(key, new MaxKey());
            }
            next = new BasicDBObject("_id", next);
            ts = getNextTimestamp(ts);
            chunk = getChunk(ns, shardKey, prev, next, ts);
            chunks.insert(chunk);
            ++numChunks;
            result.put("numChunks", numChunks);
            result.put("totalTime", System.currentTimeMillis() - start);
            return result;
        }

        @Override
        public String getNS() {
            return chunks.getFullName();
        }

        @Override
        public String getShortName() {
            return "Creating Chunks";
        }

        @Override
        public boolean isDeterminate() {
            return true;
        }
    }.addJob();
}

From source file:com.edgytech.umongo.ServerPanel.java

License:Apache License

@Override
protected void updateComponentCustom(JPanel comp) {
    try {//from w  w w  .  ja  va 2 s  . c om
        ServerNode node = getServerNode();
        if (node.isConfig) {
            ((Menu) getBoundUnit(Item.replica)).enabled = false;
        }

        MongoClient svrMongo = node.getServerMongoClient();
        ServerAddress addr = getServerNode().getServerAddress();
        if (addr != null) {
            setStringFieldValue(Item.host, addr.toString());
            setStringFieldValue(Item.address, addr.getSocketAddress().toString());
        }

        CommandResult res = svrMongo.getDB("local").command("isMaster");
        boolean master = res.getBoolean("ismaster");
        String replication = MongoUtils.makeInfoString("master", master, "secondary",
                res.getBoolean("secondary"), "passive", res.getBoolean("passive"));
        setStringFieldValue(Item.replication, replication);
        ((Text) getBoundUnit(Item.replication)).showIcon = master;

        setStringFieldValue(Item.maxObjectSize, String.valueOf(svrMongo.getMaxBsonObjectSize()));

        //            ((CmdField) getBoundUnit(Item.serverStatus)).updateFromCmd(svrMongo);
        //
        //            DBObject svrStatus = ((DocField) getBoundUnit(Item.serverStatus)).getDoc();
        //            boolean dur = svrStatus.containsField("dur");
        //            ((Text)getBoundUnit(Item.journaling)).setStringValue(dur ? "On" : "Off");
        //            ((Text)getBoundUnit(Item.journaling)).showIcon = dur;
    } catch (Exception e) {
        UMongo.instance.showError(this.getClass().getSimpleName() + " update", e);
    }
}

From source file:com.edgytech.umongo.ServerPanel.java

License:Apache License

public void currentOps(ButtonBase button) {
    final MongoClient mongo = getServerNode().getServerMongoClient();
    final DBObject query = ((DocBuilderField) getBoundUnit(Item.currentOpsQuery)).getDBObject();
    CollectionPanel.doFind(mongo.getDB("admin").getCollection("$cmd.sys.inprog"), query);
}

From source file:com.edgytech.umongo.ServerPanel.java

License:Apache License

public void killOp(ButtonBase button) {
    final MongoClient mongo = getServerNode().getServerMongoClient();
    final int opid = getIntFieldValue(Item.killOpId);
    final DBObject query = new BasicDBObject("op", opid);
    CollectionPanel.doFind(mongo.getDB("admin").getCollection("$cmd.sys.killop"), query);
}

From source file:com.effektif.mongo.MongoDbSupplier.java

License:Apache License

@Override
public Object supply(Brewery brewery) {
    MongoConfiguration mongoConfiguration = brewery.get(MongoConfiguration.class);
    MongoClient mongoClient = brewery.get(MongoClient.class);
    String databaseName = mongoConfiguration.getDatabaseName();
    return mongoClient.getDB(databaseName);
}