com.hazelcast.jca.ConnectionFactoryImpl Maven / Gradle / Ivy

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/*
 * Copyright (c) 2008-2016, Hazelcast, Inc. All Rights Reserved.
 *
 * 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.
 */

package com.hazelcast.jca;

import com.hazelcast.logging.ILogger;
import com.hazelcast.logging.Logger;

import javax.naming.NamingException;
import javax.naming.Reference;
import javax.resource.ResourceException;
import javax.resource.cci.ConnectionSpec;
import javax.resource.cci.RecordFactory;
import javax.resource.cci.ResourceAdapterMetaData;
import javax.resource.spi.ConnectionManager;
import java.util.concurrent.atomic.AtomicInteger;

/**
 * Small facade to bring together container's pooling mechanism and other
 * vendor-specific calls with the real implementation classes of this
 * resource adapter
 */
public class ConnectionFactoryImpl implements HazelcastConnectionFactory {
    /**
     * identity generator
     */
    private static final AtomicInteger ID_GEN = new AtomicInteger();
    /**
     * class LOGGER
     */
    private static final ILogger LOGGER = Logger.getLogger("com.hazelcast.jca");
    /**
     * this identity
     */
    private static final long serialVersionUID = -5909363703528221650L;
    /**
     * Access to this resource adapter infrastructure
     */
    private ManagedConnectionFactoryImpl mcf;
    /**
     * Container's connection manager - i.e. for pooling
     */
    private ConnectionManager cm;
    /**
     * JNDI reference - not used
     */
    private Reference ref;

    private transient int id;

    public ConnectionFactoryImpl() {
        setId(ID_GEN.incrementAndGet());
    }

    public ConnectionFactoryImpl(ManagedConnectionFactoryImpl mcf, ConnectionManager cm) {
        this();
        this.mcf = mcf;
        this.cm = cm;
    }

    /* (non-Javadoc)
     * @see com.hazelcast.jca.HazelcastConnectionFactory#getConnection()
     */
    public HazelcastConnection getConnection() throws ResourceException {
        LOGGER.finest("getConnection");
        return this.getConnection(null);
    }

    /* (non-Javadoc)
     * @see com.hazelcast.jca.HazelcastConnectionFactory#getConnection(javax.resource.cci.ConnectionSpec)
     */
    public HazelcastConnection getConnection(ConnectionSpec connSpec) throws ResourceException {
        if (LOGGER.isFinestEnabled()) {
            LOGGER.finest("getConnection spec: " + connSpec);
        }
        return (HazelcastConnection) cm.allocateConnection(mcf, null);
    }

    /* (non-Javadoc)
     * @see javax.resource.cci.ConnectionFactory#getMetaData()
     */
    public ResourceAdapterMetaData getMetaData() throws ResourceException {
        return new ConnectionFactoryMetaData();
    }

    /* (non-Javadoc)
     * @see javax.resource.cci.ConnectionFactory#getRecordFactory()
     */
    public RecordFactory getRecordFactory() throws ResourceException {
        return null;
    }

    /* (non-Javadoc)
     * @see javax.resource.Referenceable#setReference(javax.naming.Reference)
     */
    public void setReference(Reference ref) {
        this.ref = ref;
    }

    /* (non-Javadoc)
     * @see javax.naming.Referenceable#getReference()
     */
    public Reference getReference() throws NamingException {
        return ref;
    }

    @Override
    public String toString() {
        return "hazelcast.ConnectionFactoryImpl [" + id + "]";
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + id;
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        ConnectionFactoryImpl other = (ConnectionFactoryImpl) obj;
        if (id != other.id) {
            return false;
        }
        return true;
    }

    public void setId(int id) {
        this.id = id;
    }


}