/*
* Copyright 2002-2010 the original author or authors.
*
* 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 org.springframework.jms.listener.endpoint;
import javax.jms.Session;
import org.springframework.core.Constants;
/**
* Common configuration object for activating a JMS message endpoint.
* Gets converted into a provider-specific JCA 1.5 ActivationSpec
* object for activating the endpoint.
*
* <p>Typically used in combination with {@link JmsMessageEndpointManager},
* but not tied to it.
*
* @author Juergen Hoeller
* @since 2.5
* @see JmsActivationSpecFactory
* @see JmsMessageEndpointManager#setActivationSpecConfig
* @see javax.resource.spi.ResourceAdapter#endpointActivation
*/
public class JmsActivationSpecConfig {
/** Constants instance for javax.jms.Session */
private static final Constants sessionConstants = new Constants(Session.class);
private String destinationName;
private boolean pubSubDomain = false;
private boolean subscriptionDurable = false;
private String durableSubscriptionName;
private String clientId;
private String messageSelector;
private int acknowledgeMode = Session.AUTO_ACKNOWLEDGE;
private int maxConcurrency = -1;
private int prefetchSize = -1;
public void setDestinationName(String destinationName) {
this.destinationName = destinationName;
}
public String getDestinationName() {
return this.destinationName;
}
public void setPubSubDomain(boolean pubSubDomain) {
this.pubSubDomain = pubSubDomain;
}
public boolean isPubSubDomain() {
return this.pubSubDomain;
}
public void setSubscriptionDurable(boolean subscriptionDurable) {
this.subscriptionDurable = subscriptionDurable;
}
public boolean isSubscriptionDurable() {
return this.subscriptionDurable;
}
public void setDurableSubscriptionName(String durableSubscriptionName) {
this.durableSubscriptionName = durableSubscriptionName;
}
public String getDurableSubscriptionName() {
return this.durableSubscriptionName;
}
public void setClientId(String clientId) {
this.clientId = clientId;
}
public String getClientId() {
return this.clientId;
}
public void setMessageSelector(String messageSelector) {
this.messageSelector = messageSelector;
}
public String getMessageSelector() {
return this.messageSelector;
}
/**
* Set the JMS acknowledgement mode by the name of the corresponding constant
* in the JMS {@link Session} interface, e.g. "CLIENT_ACKNOWLEDGE".
* <p>Note that JCA resource adapters generally only support auto and dups-ok
* (see Spring's {@link StandardJmsActivationSpecFactory}). ActiveMQ also
* supports "SESSION_TRANSACTED" in the form of RA-managed transactions
* (automatically translated by Spring's {@link DefaultJmsActivationSpecFactory}.
* @param constantName the name of the {@link Session} acknowledge mode constant
* @see javax.jms.Session#AUTO_ACKNOWLEDGE
* @see javax.jms.Session#CLIENT_ACKNOWLEDGE
* @see javax.jms.Session#DUPS_OK_ACKNOWLEDGE
* @see javax.jms.Session#SESSION_TRANSACTED
* @see StandardJmsActivationSpecFactory
* @see DefaultJmsActivationSpecFactory
*/
public void setAcknowledgeModeName(String constantName) {
setAcknowledgeMode(sessionConstants.asNumber(constantName).intValue());
}
/**
* Set the JMS acknowledgement mode to use.
* @see javax.jms.Session#AUTO_ACKNOWLEDGE
* @see javax.jms.Session#CLIENT_ACKNOWLEDGE
* @see javax.jms.Session#DUPS_OK_ACKNOWLEDGE
* @see javax.jms.Session#SESSION_TRANSACTED
*/
public void setAcknowledgeMode(int acknowledgeMode) {
this.acknowledgeMode = acknowledgeMode;
}
/**
* Return the JMS acknowledgement mode to use.
*/
public int getAcknowledgeMode() {
return this.acknowledgeMode;
}
/**
* Specify concurrency limits via a "lower-upper" String, e.g. "5-10", or a simple
* upper limit String, e.g. "10".
* <p>JCA listener containers will always scale from zero to the given upper limit.
* A specified lower limit will effectively be ignored.
* <p>This property is primarily supported for configuration compatibility with
* {@link org.springframework.jms.listener.DefaultMessageListenerContainer}.
* For this activation config, generally use {@link #setMaxConcurrency} instead.
*/
public void setConcurrency(String concurrency) {
try {
int separatorIndex = concurrency.indexOf('-');
if (separatorIndex != -1) {
setMaxConcurrency(Integer.parseInt(concurrency.substring(separatorIndex + 1, concurrency.length())));
}
else {
setMaxConcurrency(Integer.parseInt(concurrency));
}
}
catch (NumberFormatException ex) {
throw new IllegalArgumentException("Invalid concurrency value [" + concurrency + "]: only " +
"single maximum integer (e.g. \"5\") and minimum-maximum combo (e.g. \"3-5\") supported. " +
"Note that JmsActivationSpecConfig will effectively ignore the minimum value and " +
"scale from zero up to the number of consumers according to the maximum value.");
}
}
/**
* Specify the maximum number of consumers/sessions to use, effectively
* controlling the number of concurrent invocations on the target listener.
*/
public void setMaxConcurrency(int maxConcurrency) {
this.maxConcurrency = maxConcurrency;
}
/**
* Return the maximum number of consumers/sessions to use.
*/
public int getMaxConcurrency() {
return this.maxConcurrency;
}
/**
* Specify the maximum number of messages to load into a session
* (a kind of batch size).
*/
public void setPrefetchSize(int prefetchSize) {
this.prefetchSize = prefetchSize;
}
/**
* Return the maximum number of messages to load into a session.
*/
public int getPrefetchSize() {
return this.prefetchSize;
}
}
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