Example usage for com.mongodb DBCursor close

Introduction

In this page you can find the example usage for com.mongodb DBCursor close.

Prototype

@Override
    public void close() 

Source Link

Usage

From source file:me.yyam.mongodbutils.MongoDbOperater.java

private List<Map> cursor2list(DBCursor cursor) {
    List<Map> list = new ArrayList();
    try {/*  w ww .  j av  a 2s .com*/
        while (cursor.hasNext()) {
            DBObject obj = cursor.next();
            list.add(obj.toMap());
        }
    } finally {
        cursor.close();
    }
    return list;
}

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From source file:mini_mirc_server.miniIRCHandler.java

/**
 * Add a user to a channel (can check if the channel is a new channel)
 * @param Username//from w  ww .  j  a va  2 s . co  m
 * @param Channel
 * @return code
 */
private int AddChannel(String Username, String Channel) {
    int ret = 0;
    try {

        MongoClient mongoClient = new MongoClient();
        DB db = mongoClient.getDB("mirc");
        DBCollection coll = db.getCollection("channelCollection");
        BasicDBObject query = new BasicDBObject("username", Username).append("channel", Channel);

        DBCursor cursor = coll.find(query);

        try {
            if (cursor.hasNext()) {
                ret = 1;
                System.err.println(Username + " has joined Channel : " + Channel + "!");
            } else {
                query = new BasicDBObject("channel", Channel);
                DBCursor cursor2 = coll.find(query);
                try {
                    if (!cursor2.hasNext()) {
                        ret = 2;
                    }
                } finally {
                    cursor2.close();
                }
                BasicDBObject doc = new BasicDBObject("username", Username).append("channel", Channel);
                coll.insert(doc);
                System.out.println(Username + " joined Channel : " + Channel);
            }
        } finally {
            cursor.close();
        }

    } catch (UnknownHostException ex) {
        Logger.getLogger(miniIRCHandler.class.getName()).log(Level.SEVERE, null, ex);
    }
    return ret;
}

---

From source file:mini_mirc_server.miniIRCHandler.java

/**
 * Delete a user from a channel (used in leave method)
 * @param Channel// ww w .j  a  va  2s  .c  om
 * @param Username
 * @return code
 */
private int DeleteChannelUser(String Channel, String Username) {
    int ret = 0;
    try {

        MongoClient mongoClient = new MongoClient();
        DB db = mongoClient.getDB("mirc");
        DBCollection coll = db.getCollection("channelCollection");
        BasicDBObject query = new BasicDBObject("username", Username).append("channel", Channel);

        DBCursor cursor = coll.find(query);

        try {
            while (cursor.hasNext()) {
                coll.remove(cursor.next());
            }
        } finally {
            cursor.close();
        }

    } catch (UnknownHostException ex) {
        Logger.getLogger(miniIRCHandler.class.getName()).log(Level.SEVERE, null, ex);
    }
    System.out.println(Username + " has leaved Channel : " + Channel);
    return ret;
}

---

From source file:mini_mirc_server.miniIRCHandler.java

/**
 * Delete a user in all channel (used in cleaning)
 * @param Username//ww  w .j a v a 2  s  .c  o m
 * @return code
 */
public int DeleteUserInChannel(String Username) {
    int ret = 0;
    try {

        MongoClient mongoClient = new MongoClient();
        DB db = mongoClient.getDB("mirc");
        DBCollection coll = db.getCollection("channelCollection");
        BasicDBObject query = new BasicDBObject("username", Username);

        DBCursor cursor = coll.find(query);

        try {
            while (cursor.hasNext()) {
                coll.remove(cursor.next());
            }
        } finally {
            cursor.close();
        }

    } catch (UnknownHostException ex) {
        Logger.getLogger(miniIRCHandler.class.getName()).log(Level.SEVERE, null, ex);
    }
    System.out.println(Username + " has been deleted in Channel Collection!");
    return ret;
}

---

From source file:mini_mirc_server.miniIRCHandler.java

/**
 * Register a user to the server (used in RegUser)
 * @param username/*w ww. ja va 2s  .co  m*/
 * @return code
 */
private int AddUser(String username) {
    int ret = 0;
    try {

        MongoClient mongoClient = new MongoClient();
        DB db = mongoClient.getDB("mirc");
        DBCollection coll = db.getCollection("activeUser");
        BasicDBObject query = new BasicDBObject("username", username);

        DBCursor cursor = coll.find(query);

        try {
            if (cursor.hasNext()) {
                Date now = new Date();
                long timestamp_now = now.getTime();
                long treshold = timestamp_now - (1000 * 10); //10
                BasicDBObject temp = (BasicDBObject) cursor.next();
                Date time_temp = (Date) temp.get("timestamp");
                long timestamp_temp = time_temp.getTime();
                if (timestamp_temp < treshold) {
                    ret = 2;
                    System.out.println(username + " has joined back!");
                } else {
                    ret = 1;
                    System.err.println(username + " has been used !");
                }
            } else {
                java.util.Date date = new java.util.Date();
                BasicDBObject doc = new BasicDBObject("username", username).append("timestamp", date);
                coll.insert(doc);
                System.out.println(username + " online !");
            }
        } finally {
            cursor.close();
        }

    } catch (UnknownHostException ex) {
        Logger.getLogger(miniIRCHandler.class.getName()).log(Level.SEVERE, null, ex);
    }
    return ret;
}

---

From source file:mini_mirc_server.miniIRCHandler.java

private int UpdateLastActive(String username) {
    int ret = 0;/*from  w ww  .j a  va 2s  .c o m*/
    try {

        MongoClient mongoClient = new MongoClient();
        DB db = mongoClient.getDB("mirc");
        DBCollection coll = db.getCollection("activeUser");
        BasicDBObject query = new BasicDBObject("username", username);

        DBCursor cursor = coll.find(query);

        try {
            if (cursor.hasNext()) {
                DBObject temp = cursor.next();
                java.util.Date date = new java.util.Date();
                temp.put("timestamp", date);
                coll.save(temp);
            } else {
                java.util.Date date = new java.util.Date();
                BasicDBObject doc = new BasicDBObject("username", username).append("timestamp", date);
                coll.insert(doc);
                System.out.println(username + " online !");
            }
        } finally {
            cursor.close();
        }

    } catch (UnknownHostException ex) {
        Logger.getLogger(miniIRCHandler.class.getName()).log(Level.SEVERE, null, ex);
    }
    return 0;
}

---

From source file:mini_mirc_server.miniIRCHandler.java

/**
 * Moved active user to a passive user (soon to be deleted)
 * @param username/*from  www  . ja va2  s.  c  o  m*/
 * @return code
 */
public int SoftDelete(String username) {
    int ret = 0;
    try {
        MongoClient mongoClient = new MongoClient();
        DB db = mongoClient.getDB("mirc");
        DBCollection coll = db.getCollection("activeUser");
        DBCollection coll2 = db.getCollection("passiveUser");
        BasicDBObject query = new BasicDBObject("username", username);

        DBCursor cursor = coll.find(query);

        try {
            if (cursor.hasNext()) {
                DBObject temp = cursor.next();
                coll2.insert(temp);
                coll.remove(temp);
            } else {
                ret = 1;
            }
        } finally {
            cursor.close();
        }
    } catch (UnknownHostException ex) {
        Logger.getLogger(miniIRCHandler.class.getName()).log(Level.SEVERE, null, ex);
    }
    return ret;
}

---

From source file:mini_mirc_server.miniIRCHandler.java

public String GetMessage(String username) {
    String ret = "";
    try {/*from w w w.ja v a2  s.c  o  m*/
        MongoClient mongoClient = new MongoClient();
        DB db = mongoClient.getDB("mirc");
        DBCollection coll = db.getCollection("inbox");
        BasicDBObject query = new BasicDBObject("target", username);
        JSONObject obj = new JSONObject();
        JSONArray arr = new JSONArray();
        DBCursor cursor = coll.find(query);

        try {
            while (cursor.hasNext()) {
                BasicDBObject temp = (BasicDBObject) cursor.next();
                JSONObject sav = new JSONObject();
                sav.put("target", temp.getString("target"));
                sav.put("username", temp.getString("username"));
                sav.put("channel", temp.getString("channel"));
                sav.put("message", temp.getString("message"));
                sav.put("timestamp", temp.getLong("timestamp"));
                arr.add(sav);
                coll.remove(temp);
            }
            obj.put("msg", arr);
            ret = obj.toJSONString();
        } finally {
            cursor.close();
        }
    } catch (UnknownHostException ex) {
        Logger.getLogger(miniIRCHandler.class.getName()).log(Level.SEVERE, null, ex);
    }
    UpdateLastActive(username);
    return ret;
}

---

From source file:mini_mirc_server.miniIRCHandler.java

private int PutMessage(String username, String channelname, String msg) {
    int ret = 0;/*from  w  ww  .  j  a va 2 s  .  c  om*/
    try {
        MongoClient mongoClient = new MongoClient();
        DB db = mongoClient.getDB("mirc");
        DBCollection coll = db.getCollection("inbox");
        DBCollection coll2 = db.getCollection("channelCollection");
        BasicDBObject query2 = new BasicDBObject("channel", channelname);
        BasicDBObject query = new BasicDBObject("channel", channelname).append("username", username);
        DBCursor cursor = coll2.find(query);
        try {
            if (cursor.hasNext()) {
                DBCursor cursor2 = coll2.find(query2);
                System.out.println("Got message from " + username);
                try {
                    java.util.Date date = new java.util.Date();
                    while (cursor2.hasNext()) {
                        ret = 1;
                        BasicDBObject temp = (BasicDBObject) cursor2.next();
                        String target = temp.get("username").toString();
                        BasicDBObject put = new BasicDBObject("target", target).append("username", username)
                                .append("channel", channelname).append("message", msg)
                                .append("timestamp", date.getTime());
                        coll.insert(put);
                        ret = 0;
                    }
                } finally {
                    cursor2.close();
                }
            } else {
                ret = 2;
                System.out.println(username + " not registered to Channel : " + channelname);
            }
        } finally {
            cursor.close();
        }

    } catch (UnknownHostException ex) {
        ret = 1;
        Logger.getLogger(miniIRCHandler.class.getName()).log(Level.SEVERE, null, ex);
    }
    return ret;
}

---

From source file:mini_mirc_server.miniIRCHandler.java

private int PutMessageWild(String username, String msg) {
    int ret = 0;//from  ww w.  ja  va2 s . c  om

    try {
        MongoClient mongoClient = new MongoClient();
        DB db = mongoClient.getDB("mirc");
        DBCollection coll2 = db.getCollection("channelCollection");
        BasicDBObject query = new BasicDBObject("username", username);
        System.out.println("Wild message appear from " + username + " !");
        DBCursor cursor = coll2.find(query);
        try {
            while (cursor.hasNext()) {
                ret = 1;
                BasicDBObject temp = (BasicDBObject) cursor.next();
                String channelname = temp.getString("channel");
                ret = PutMessage(username, channelname, msg);
            }
        } finally {
            cursor.close();
        }
    } catch (UnknownHostException ex) {
        Logger.getLogger(miniIRCHandler.class.getName()).log(Level.SEVERE, null, ex);
    }

    return 0;
}

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