chop/spi/src/main/java/org/apache/usergrid/chop/spi/InstanceManager.java

/*
 * 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.usergrid.chop.spi;


import java.util.Collection;

import org.apache.usergrid.chop.stack.ICoordinatedCluster;
import org.apache.usergrid.chop.stack.ICoordinatedStack;
import org.apache.usergrid.chop.stack.Instance;
import org.apache.usergrid.chop.stack.InstanceSpec;


/**
 * Manages instances.
 */
public interface InstanceManager {
    long getDefaultTimeout();

    void setDataCenter( String dataCenter );

    void terminateInstances( Collection<String> instanceIds );

    LaunchResult launchCluster( ICoordinatedStack stack, ICoordinatedCluster cluster, int timeout );

    LaunchResult launchRunners( ICoordinatedStack stack, InstanceSpec spec, int timeout );

    /** Returns all cluster instances defined by stack and cluster */
    Collection<Instance> getClusterInstances( ICoordinatedStack stack, ICoordinatedCluster cluster );

    /** Returns all runner instances defined by stack */
    Collection<Instance> getRunnerInstances( ICoordinatedStack stack );
}