net.ion.framework.db.mongo.jdbc.MongoDriver.java Source code

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Here is the source code for net.ion.framework.db.mongo.jdbc.MongoDriver.java

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package net.ion.framework.db.mongo.jdbc;

//MongoDriver.java

/**
* Copyright (C) 2008 10gen Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

import java.sql.Connection;
import java.sql.Driver;
import java.sql.DriverManager;
import java.sql.DriverPropertyInfo;
import java.sql.SQLException;
import java.util.Properties;

import com.mongodb.DBAddress;
import com.mongodb.Mongo;

public class MongoDriver implements Driver {

    private static final String PREFIX = "mongodb://";

    public MongoDriver() {
    }

    public boolean acceptsURL(String url) {
        return url.startsWith(PREFIX);
    }

    public Connection connect(String url, Properties info) throws SQLException {
        if (info != null && info.size() > 0)
            throw new UnsupportedOperationException("properties not supported yet");

        if (url.startsWith(PREFIX))
            url = url.substring(PREFIX.length());
        if (url.indexOf("/") < 0)
            throw new MongoSQLException("bad url: " + url);

        try {
            DBAddress addr = new DBAddress(url);
            return new MongoConnection(Mongo.connect(addr));
        } catch (java.net.UnknownHostException uh) {
            throw new MongoSQLException("bad url: " + uh);
        }
    }

    public int getMajorVersion() {
        return 2;
    }

    public int getMinorVersion() {
        return 1;
    }

    public DriverPropertyInfo[] getPropertyInfo(String url, Properties info) {
        throw new UnsupportedOperationException("getPropertyInfo doesn't work yet");
    }

    public boolean jdbcCompliant() {
        return false;
    }

    public static void install() {
        // NO-OP, handled in static
    }

    static {
        try {
            DriverManager.registerDriver(new MongoDriver());
        } catch (SQLException e) {
            throw new RuntimeException(e);
        }
    }
}