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 /*
  * Licensed to STRATIO (C) under one or more contributor license agreements.
  * See the NOTICE file distributed with this work for additional information
  * regarding copyright ownership.  The STRATIO (C) licenses this file
  * to you 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.
 */
package com.stratio.connector.commons;
This class represent a logical connection to a database.
public abstract class CommonsConnector implements IConnector {

    
The Log.
    private transient final Logger logger = LoggerFactory.getLogger(this.getClass());

    
The connectionHandler.
    protected ConnectionHandler connectionHandler = null;

    
Create a logical connection.

Parameters:
credentials the credentials.
config the connection configuration.
Throws:
com.stratio.crossdata.common.exceptions.ConnectionException if the connection fail.
    @Override
    public  void connect(ICredentials credentialsConnectorClusterConfig configthrows ConnectionException {
        .info("Connecting connector [" + getConnectorName() + "]");
        .createConnection(credentialsconfig);
    }

    
It close the logical connection.

Parameters:
clusterName the connection identifier.
    @Override
    public void close(ClusterName clusterName) {
        .info("Close connection to cluster [" + clusterName + "] from connector [" + getConnectorName() + "]");
        .closeConnection(clusterName.getName());
    }

    
This method closeAllConnections the connector.

    @Override
    public void shutdown() throws ExecutionException {
        .info("shutting down connector [" + getConnectorName() + "]");
    }

    
The connection status.

Parameters:
name the cluster Name.
Returns:
true if connection is open. False in other case.
    @Override
    public boolean isConnected(ClusterName name) {
        return .isConnected(name.getName());
    }
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