org.apache.jena.sdb.sql.SDBConnectionHolder Maven / Gradle / Ivy

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SDB is a persistence layer for use with Apache Jena that uses an SQL database to store triples/quads.

There is a newer version: 3.17.0

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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 org.apache.jena.sdb.sql;

/** Common container for SDBConnections */
public class SDBConnectionHolder
{
    // It's so common to take and keep a connection, that it is worth
    // making a container for it.
    
    private SDBConnection conn ;

    protected SDBConnectionHolder(SDBConnection connection) { this.conn = connection ; }
    
    // Leave the getter free so the subclass can decide whether to reveal the connection or not.
    protected SDBConnection connection() { return conn ; }
}