/*
* 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.activemq.artemis.tests.integration.management;
import org.apache.activemq.artemis.api.config.ActiveMQDefaultConfiguration;
import org.apache.activemq.artemis.api.core.ActiveMQException;
import org.apache.activemq.artemis.api.core.client.ClientMessage;
import org.apache.activemq.artemis.api.core.client.ClientRequestor;
import org.apache.activemq.artemis.api.core.client.ClientSession;
import org.apache.activemq.artemis.api.core.client.ClientSessionFactory;
import org.apache.activemq.artemis.api.core.client.ServerLocator;
import org.apache.activemq.artemis.api.core.management.ManagementHelper;
public class CoreMessagingProxy {
// Constants -----------------------------------------------------
// Attributes ----------------------------------------------------
private final String resourceName;
private final ServerLocator locator;
// Static --------------------------------------------------------
// Constructors --------------------------------------------------
public CoreMessagingProxy(final ServerLocator locator, final String resourceName) throws Exception {
this.locator = locator;
this.resourceName = resourceName;
}
// Public --------------------------------------------------------
// Package protected ---------------------------------------------
// Protected -----------------------------------------------------
public Object retrieveAttributeValue(final String attributeName) {
return retrieveAttributeValue(attributeName, null);
}
public Object retrieveAttributeValue(final String attributeName, final Class desiredType) {
try (ClientSessionFactory sessionFactory = locator.createSessionFactory();
ClientSession session = getSession(sessionFactory);
ClientRequestor requestor = getClientRequestor(session)) {
ClientMessage m = session.createMessage(false);
ManagementHelper.putAttribute(m, resourceName, attributeName);
ClientMessage reply;
reply = requestor.request(m);
Object result = ManagementHelper.getResult(reply, desiredType);
return result;
} catch (Exception e) {
throw new IllegalStateException(e);
}
}
public Object invokeOperation(final String operationName, final Object... args) throws Exception {
return invokeOperation(null, operationName, args);
}
public Object invokeOperation(final Class desiredType,
final String operationName,
final Object... args) throws Exception {
try (ClientSessionFactory sessionFactory = locator.createSessionFactory();
ClientSession session = getSession(sessionFactory);
ClientRequestor requestor = getClientRequestor(session)) {
ClientMessage m = session.createMessage(false);
ManagementHelper.putOperationInvocation(m, resourceName, operationName, args);
ClientMessage reply = requestor.request(m);
if (reply != null) {
if (ManagementHelper.hasOperationSucceeded(reply)) {
return ManagementHelper.getResult(reply, desiredType);
} else {
throw new Exception((String) ManagementHelper.getResult(reply));
}
} else {
return null;
}
}
}
// Private -------------------------------------------------------
private ClientSession getSession(ClientSessionFactory sessionFactory) throws ActiveMQException {
ClientSession session = sessionFactory.createSession(false, true, true);
session.start();
return session;
}
private ClientRequestor getClientRequestor(ClientSession session) throws Exception {
return new ClientRequestor(session, ActiveMQDefaultConfiguration.getDefaultManagementAddress());
}
// Inner classes -------------------------------------------------
}