/*
* 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.facebook.presto.server.remotetask;
import com.facebook.presto.execution.LocationFactory;
import com.facebook.presto.execution.StageId;
import com.facebook.presto.execution.TaskId;
import com.facebook.presto.metadata.InternalNodeManager;
import com.facebook.presto.spi.Node;
import com.facebook.presto.spi.QueryId;
import io.airlift.http.server.HttpServerInfo;
import javax.inject.Inject;
import java.net.URI;
import static io.airlift.http.client.HttpUriBuilder.uriBuilderFrom;
import static java.util.Objects.requireNonNull;
public class HttpLocationFactory
implements LocationFactory
{
private final InternalNodeManager nodeManager;
private final URI baseUri;
@Inject
public HttpLocationFactory(InternalNodeManager nodeManager, HttpServerInfo httpServerInfo)
{
this(nodeManager, httpServerInfo.getHttpUri());
}
public HttpLocationFactory(InternalNodeManager nodeManager, URI baseUri)
{
this.nodeManager = nodeManager;
this.baseUri = baseUri;
}
@Override
public URI createQueryLocation(QueryId queryId)
{
requireNonNull(queryId, "queryId is null");
return uriBuilderFrom(baseUri)
.appendPath("/v1/query")
.appendPath(queryId.toString())
.build();
}
@Override
public URI createStageLocation(StageId stageId)
{
requireNonNull(stageId, "stageId is null");
return uriBuilderFrom(baseUri)
.appendPath("v1/stage")
.appendPath(stageId.toString())
.build();
}
@Override
public URI createLocalTaskLocation(TaskId taskId)
{
return createTaskLocation(nodeManager.getCurrentNode(), taskId);
}
@Override
public URI createTaskLocation(Node node, TaskId taskId)
{
requireNonNull(node, "node is null");
requireNonNull(taskId, "taskId is null");
return uriBuilderFrom(node.getHttpUri())
.appendPath("/v1/task")
.appendPath(taskId.toString())
.build();
}
@Override
public URI createMemoryInfoLocation(Node node)
{
requireNonNull(node, "node is null");
return uriBuilderFrom(node.getHttpUri())
.appendPath("/v1/memory").build();
}
}