/*
* 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.spi.memory;
import com.facebook.presto.spi.QueryId;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
import java.util.HashMap;
import java.util.Map;
import static java.lang.String.format;
import static java.util.Collections.unmodifiableMap;
public final class MemoryPoolInfo
{
private final long maxBytes;
private final long freeBytes;
private final Map<QueryId, Long> queryMemoryReservations;
@JsonCreator
public MemoryPoolInfo(@JsonProperty("maxBytes") long maxBytes, @JsonProperty("freeBytes") long freeBytes, @JsonProperty("queryMemoryReservations") Map<QueryId, Long> queryMemoryReservations)
{
this.maxBytes = maxBytes;
this.freeBytes = freeBytes;
this.queryMemoryReservations = unmodifiableMap(new HashMap<>(queryMemoryReservations));
}
@JsonProperty
public long getMaxBytes()
{
return maxBytes;
}
@JsonProperty
public long getFreeBytes()
{
return freeBytes;
}
@JsonProperty
public Map<QueryId, Long> getQueryMemoryReservations()
{
return queryMemoryReservations;
}
@Override
public String toString()
{
return format("maxBytes=%s,freeBytes=%s", maxBytes, freeBytes);
}
}