/*
* 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.ignite.internal.visor.node;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import org.apache.ignite.compute.ComputeJobResult;
import org.apache.ignite.internal.processors.task.GridInternal;
import org.apache.ignite.internal.util.IgniteExceptionRegistry;
import org.apache.ignite.internal.util.typedef.internal.S;
import org.apache.ignite.internal.visor.VisorJob;
import org.apache.ignite.internal.visor.VisorMultiNodeTask;
import org.apache.ignite.internal.visor.util.VisorExceptionWrapper;
import org.jetbrains.annotations.Nullable;
/**
* Task to collect last errors on nodes.
*/
@GridInternal
public class VisorNodeSuppressedErrorsTask extends VisorMultiNodeTask<VisorNodeSuppressedErrorsTaskArg,
Map<UUID, VisorNodeSuppressedErrors>, VisorNodeSuppressedErrors> {
/** */
private static final long serialVersionUID = 0L;
/** {@inheritDoc} */
@Override protected VisorNodeSuppressedErrorsJob job(VisorNodeSuppressedErrorsTaskArg arg) {
return new VisorNodeSuppressedErrorsJob(arg, debug);
}
/** {@inheritDoc} */
@Nullable @Override protected Map<UUID, VisorNodeSuppressedErrors>
reduce0(List<ComputeJobResult> results) {
Map<UUID, VisorNodeSuppressedErrors> taskRes =
new HashMap<>(results.size());
for (ComputeJobResult res : results) {
VisorNodeSuppressedErrors jobRes = res.getData();
taskRes.put(res.getNode().id(), jobRes);
}
return taskRes;
}
/**
* Job to collect last errors on nodes.
*/
private static class VisorNodeSuppressedErrorsJob extends VisorJob<VisorNodeSuppressedErrorsTaskArg, VisorNodeSuppressedErrors> {
/** */
private static final long serialVersionUID = 0L;
/**
* Create job with given argument.
*
* @param arg Map with last error counter.
* @param debug Debug flag.
*/
private VisorNodeSuppressedErrorsJob(VisorNodeSuppressedErrorsTaskArg arg, boolean debug) {
super(arg, debug);
}
/** {@inheritDoc} */
@Override protected VisorNodeSuppressedErrors run(VisorNodeSuppressedErrorsTaskArg arg) {
Long lastOrder = arg.getOrders().get(ignite.localNode().id());
long order = lastOrder != null ? lastOrder : 0;
List<IgniteExceptionRegistry.ExceptionInfo> errors = ignite.context().exceptionRegistry().getErrors(order);
List<VisorSuppressedError> wrapped = new ArrayList<>(errors.size());
for (IgniteExceptionRegistry.ExceptionInfo error : errors) {
if (error.order() > order)
order = error.order();
wrapped.add(new VisorSuppressedError(error.order(),
new VisorExceptionWrapper(error.error()),
error.message(),
error.threadId(),
error.threadName(),
error.time()));
}
return new VisorNodeSuppressedErrors(order, wrapped);
}
/** {@inheritDoc} */
@Override public String toString() {
return S.toString(VisorNodeSuppressedErrorsJob.class, this);
}
}
}