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SingleSplitTestTask.java
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SingleSplitTestTask.java
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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.loadtests.direct.singlesplit;
import org.apache.ignite.cluster.*;
import org.apache.ignite.compute.*;
import org.apache.ignite.resources.*;
import java.util.*;
/**
* Single split test task.
*/
public class SingleSplitTestTask extends ComputeTaskAdapter<Integer, Integer> {
/** */
@TaskSessionResource
private ComputeTaskSession taskSes;
/** */
@LoadBalancerResource
private ComputeLoadBalancer balancer;
/** {@inheritDoc} */
@Override public Map<? extends ComputeJob, ClusterNode> map(List<ClusterNode> subgrid, Integer arg) {
assert !subgrid.isEmpty() : "Subgrid cannot be empty.";
Map<ComputeJobAdapter, ClusterNode> jobs = new HashMap<>(subgrid.size());
taskSes.setAttribute("1st", "1");
taskSes.setAttribute("2nd", "2");
Collection<UUID> assigned = new ArrayList<>(subgrid.size());
for (int i = 0; i < arg; i++) {
ComputeJobAdapter job = new ComputeJobAdapter(1) {
/** */
@TaskSessionResource
private ComputeTaskSession jobSes;
/** {@inheritDoc} */
@Override public Object execute() {
assert jobSes != null;
Integer arg = this.<Integer>argument(0);
assert arg != null;
return new SingleSplitTestJobTarget().executeLoadTestJob(arg, jobSes);
}
};
ClusterNode node = balancer.getBalancedNode(job, null);
assert node != null;
assigned.add(node.id());
jobs.put(job, node);
}
taskSes.setAttribute("nodes", assigned);
return jobs;
}
/** {@inheritDoc} */
@Override public Integer reduce(List<ComputeJobResult> results) {
int retVal = 0;
for (ComputeJobResult res : results) {
assert res.getException() == null : "Load test jobs can never fail: " + res;
retVal += (Integer)res.getData();
}
return retVal;
}
}