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/*
*
* 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.test.framework;
/**
* BrokerLifecycleAware is an awareness interface implemented by test cases that can run control the life-cycle of
* the brokers on which they run. Its purpose is to expose additional instrumentation of brokers during testing, that
* enables tests to use an automated failure mechanism to simulate broker failures, and to re-start failed brokers.
*
* <p/><table id="crc"><caption>CRC Card</caption>
* <tr><th> Responsibilities <th> Collaborations
* <tr><td> Indicate whether or not a test case is using an in-vm broker.
* <tr><td> Track which in-vm broker is currently in use.
* <tr><td> Accept setting of a failure mechanism. <td> {@link CauseFailure}.
* </table>
*
* @todo Need to think about how to present the brokers through this interface. Thinking numbering the available
* brokers from 1 will do. Then can kill 1 and assume failing onto 2. Restart 1 and kill 2 and fail back onto
* 1 again?
*/
public interface BrokerLifecycleAware
{
public void setInVmBrokers();
/**
* Indicates whether or not a test case is using in-vm brokers.
*
* @return <tt>true</tt> if the test is using in-vm brokers, <tt>false</tt> otherwise.
*/
public boolean usingInVmBroker();
/**
* Sets the currently live in-vm broker.
*
* @param i The currently live in-vm broker.
*/
public void setLiveBroker(int i);
/**
* Reports the currently live in-vm broker.
*
* @return The currently live in-vm broker.
*/
public int getLiveBroker();
/**
* Accepts a failure mechanism.
*
* @param failureMechanism The failure mechanism.
*/
public void setFailureMechanism(CauseFailure failureMechanism);
}
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