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The core JMS Client implementation
There is a newer version: 2.6.1
/*
 * 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.qpid.jms.meta;

import javax.jms.Session;

import org.apache.qpid.jms.policy.JmsDefaultDeserializationPolicy;
import org.apache.qpid.jms.policy.JmsDefaultMessageIDPolicy;
import org.apache.qpid.jms.policy.JmsDefaultPrefetchPolicy;
import org.apache.qpid.jms.policy.JmsDefaultPresettlePolicy;
import org.apache.qpid.jms.policy.JmsDefaultRedeliveryPolicy;
import org.apache.qpid.jms.policy.JmsDeserializationPolicy;
import org.apache.qpid.jms.policy.JmsMessageIDPolicy;
import org.apache.qpid.jms.policy.JmsPrefetchPolicy;
import org.apache.qpid.jms.policy.JmsPresettlePolicy;
import org.apache.qpid.jms.policy.JmsRedeliveryPolicy;

public final class JmsSessionInfo extends JmsAbstractResource implements Comparable {

    private final JmsSessionId sessionId;

    private int acknowledgementMode;
    private boolean sendAcksAsync;
    private JmsMessageIDPolicy messageIDPolicy;
    private JmsPrefetchPolicy prefetchPolicy;
    private JmsPresettlePolicy presettlePolicy;
    private JmsRedeliveryPolicy redeliveryPolicy;
    private JmsDeserializationPolicy deserializationPolicy;

    public JmsSessionInfo(JmsConnectionInfo connectionInfo, long sessionId) {
        if (connectionInfo == null) {
            throw new IllegalArgumentException("Connection info object cannot be null");
        }
        this.sessionId = new JmsSessionId(connectionInfo.getId(), sessionId);
    }

    public JmsSessionInfo(JmsSessionId sessionId) {
        if (sessionId == null) {
            throw new IllegalArgumentException("session Id object cannot be null");
        }

        this.sessionId = sessionId;
    }

    public JmsSessionInfo copy() {
        JmsSessionInfo copy = new JmsSessionInfo(sessionId);
        copy(copy);
        return copy;
    }

    private void copy(JmsSessionInfo copy) {
        copy.acknowledgementMode = acknowledgementMode;
        copy.sendAcksAsync = sendAcksAsync;
        copy.redeliveryPolicy = getRedeliveryPolicy().copy();
        copy.presettlePolicy = getPresettlePolicy().copy();
        copy.prefetchPolicy = getPrefetchPolicy().copy();
        copy.messageIDPolicy = getMessageIDPolicy().copy();
        copy.deserializationPolicy = getDeserializationPolicy().copy();
    }

    @Override
    public JmsSessionId getId() {
        return sessionId;
    }

    @Override
    public void visit(JmsResourceVistor vistor) throws Exception {
        vistor.processSessionInfo(this);
    }

    public int getAcknowledgementMode() {
        return acknowledgementMode;
    }

    public void setAcknowledgementMode(int acknowledgementMode) {
        this.acknowledgementMode = acknowledgementMode;
    }

    public boolean isTransacted() {
        return acknowledgementMode == Session.SESSION_TRANSACTED;
    }

    public boolean isSendAcksAsync() {
        return sendAcksAsync;
    }

    public void setSendAcksAsync(boolean sendAcksAsync) {
        this.sendAcksAsync = sendAcksAsync;
    }

    @Override
    public String toString() {
        return "JmsSessionInfo { " + getId() + " }";
    }

    @Override
    public int hashCode() {
        return sessionId.hashCode();
    }

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

        JmsSessionInfo other = (JmsSessionInfo) obj;
        return sessionId.equals(other.sessionId);
    }

    @Override
    public int compareTo(JmsSessionInfo other) {
        return sessionId.compareTo(other.sessionId);
    }

    public JmsMessageIDPolicy getMessageIDPolicy() {
        if (messageIDPolicy == null) {
            messageIDPolicy = new JmsDefaultMessageIDPolicy();
        }
        return messageIDPolicy;
    }

    public void setMessageIDPolicy(JmsMessageIDPolicy messageIDPolicy) {
        this.messageIDPolicy = messageIDPolicy;
    }

    public JmsPrefetchPolicy getPrefetchPolicy() {
        if (prefetchPolicy == null) {
            prefetchPolicy = new JmsDefaultPrefetchPolicy();
        }
        return prefetchPolicy;
    }

    public void setPrefetchPolicy(JmsPrefetchPolicy prefetchPolicy) {
        this.prefetchPolicy = prefetchPolicy;
    }

    public JmsPresettlePolicy getPresettlePolicy() {
        if (presettlePolicy == null) {
            presettlePolicy = new JmsDefaultPresettlePolicy();
        }
        return presettlePolicy;
    }

    public void setPresettlePolicy(JmsPresettlePolicy presettlePolicy) {
        this.presettlePolicy = presettlePolicy;
    }

    public JmsRedeliveryPolicy getRedeliveryPolicy() {
        if (redeliveryPolicy == null) {
            redeliveryPolicy = new JmsDefaultRedeliveryPolicy();
        }
        return redeliveryPolicy;
    }

    public void setRedeliveryPolicy(JmsRedeliveryPolicy redeliveryPolicy) {
        this.redeliveryPolicy = redeliveryPolicy;
    }

    public JmsDeserializationPolicy getDeserializationPolicy() {
        if (deserializationPolicy == null) {
            deserializationPolicy = new JmsDefaultDeserializationPolicy();
        }
        return deserializationPolicy;
    }

    public void setDeserializationPolicy(JmsDeserializationPolicy deserializationPolicy) {
        this.deserializationPolicy = deserializationPolicy;
    }
}