io.trino.memory.MemoryResource Maven / Gradle / Ivy
/*
* 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 io.trino.memory;
import com.google.inject.Inject;
import io.trino.server.security.ResourceSecurity;
import jakarta.ws.rs.GET;
import jakarta.ws.rs.Path;
import jakarta.ws.rs.Produces;
import jakarta.ws.rs.core.MediaType;
import static io.trino.server.security.ResourceSecurity.AccessType.INTERNAL_ONLY;
import static java.util.Objects.requireNonNull;
/**
* Manages memory pools on this worker node
*/
@Path("/v1/memory")
public class MemoryResource
{
private final LocalMemoryManager memoryManager;
@Inject
public MemoryResource(LocalMemoryManager memoryManager)
{
this.memoryManager = requireNonNull(memoryManager, "memoryManager is null");
}
@ResourceSecurity(INTERNAL_ONLY)
@GET
@Produces(MediaType.APPLICATION_JSON)
public MemoryInfo getMemoryInfo()
{
return memoryManager.getInfo();
}
}