io.druid.indexing.common.actions.LockAcquireAction Maven / Gradle / Ivy
/*
* Licensed to Metamarkets Group Inc. (Metamarkets) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Metamarkets 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 io.druid.indexing.common.actions;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.core.type.TypeReference;
import com.google.common.base.Throwables;
import io.druid.indexing.common.TaskLock;
import io.druid.indexing.common.task.Task;
import org.joda.time.Interval;
public class LockAcquireAction implements TaskAction
{
@JsonIgnore
private final Interval interval;
@JsonCreator
public LockAcquireAction(
@JsonProperty("interval") Interval interval
)
{
this.interval = interval;
}
@JsonProperty
public Interval getInterval()
{
return interval;
}
public TypeReference getReturnTypeReference()
{
return new TypeReference()
{
};
}
@Override
public TaskLock perform(Task task, TaskActionToolbox toolbox)
{
try {
return toolbox.getTaskLockbox().lock(task, interval);
}
catch (InterruptedException e) {
throw Throwables.propagate(e);
}
}
@Override
public boolean isAudited()
{
return false;
}
@Override
public String toString()
{
return "LockAcquireAction{" +
"interval=" + interval +
'}';
}
}