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TaskManagerUtil.java
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TaskManagerUtil.java
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/*
* Copyright (c) 2010-2017 Evolveum
*
* Licensed 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 com.evolveum.midpoint.task.api;
import com.evolveum.midpoint.util.MiscUtil;
import com.evolveum.midpoint.xml.ns._public.common.common_3.NodeType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.TaskGroupExecutionLimitationType;
import org.jetbrains.annotations.NotNull;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
/**
* @author mederly
*/
public class TaskManagerUtil {
/**
* Returns how many threads are available for execution of a given group on a list of nodes.
* If returned key is null, this means "unlimited" (i.e. limited only by the node thread pool size).
*/
@NotNull
public static Map<String, Integer> getNodeRestrictions(String group, @NotNull List<NodeType> nodes) {
Map<String, Integer> rv = new HashMap<>();
for (NodeType node : nodes) {
rv.put(node.getNodeIdentifier(), getNodeLimitation(node, group));
}
return rv;
}
private static Integer getNodeLimitation(NodeType node, String group) {
if (node.getTaskExecutionLimitations() == null) {
return null;
}
group = MiscUtil.nullIfEmpty(group);
for (TaskGroupExecutionLimitationType limit : node.getTaskExecutionLimitations().getGroupLimitation()) {
if (Objects.equals(group, MiscUtil.nullIfEmpty(limit.getGroupName()))) {
return limit.getLimit();
}
}
for (TaskGroupExecutionLimitationType limit : node.getTaskExecutionLimitations().getGroupLimitation()) {
if (TaskConstants.LIMIT_FOR_OTHER_GROUPS.equals(limit.getGroupName())) {
return limit.getLimit();
}
}
return null;
}
}