org.elasticsearch.client.ParentTaskAssigningClient Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of elasticsearch Show documentation
Show all versions of elasticsearch Show documentation
Elasticsearch subproject :server
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.client;
import org.elasticsearch.action.ActionType;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.ActionRequest;
import org.elasticsearch.action.ActionResponse;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.tasks.Task;
import org.elasticsearch.tasks.TaskId;
/**
* A {@linkplain Client} that sets the parent task on all requests that it makes. Use this to conveniently implement actions that cause
* many other actions.
*/
public class ParentTaskAssigningClient extends FilterClient {
private final TaskId parentTask;
/**
* Standard constructor.
*/
public ParentTaskAssigningClient(Client in, TaskId parentTask) {
super(in);
this.parentTask = parentTask;
}
/**
* Convenience constructor for building the TaskId out of what is usually at hand.
*/
public ParentTaskAssigningClient(Client in, DiscoveryNode localNode, Task parentTask) {
this(in, new TaskId(localNode.getId(), parentTask.getId()));
}
/**
* Fetch the wrapped client. Use this to make calls that don't set {@link ActionRequest#setParentTask(TaskId)}.
*/
public Client unwrap() {
return in();
}
@Override
protected
void doExecute(ActionType action, Request request, ActionListener listener) {
request.setParentTask(parentTask);
super.doExecute(action, request, listener);
}
}