com.gemstone.gemfire.cache.partition.PartitionMemberInfo Maven / Gradle / Ivy
/*
* Copyright (c) 2010-2015 Pivotal Software, Inc. All rights reserved.
*
* 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. See accompanying
* LICENSE file.
*/
package com.gemstone.gemfire.cache.partition;
import com.gemstone.gemfire.distributed.DistributedMember;
/**
* Describes a member that has been configured to provide storage space for
* a partitioned region.
*
* This is an immutable snapshot of the details.
*
* @since 6.0
*/
public interface PartitionMemberInfo {
/**
* Identifies the member for which these details pertain to.
*
* @return the member for which these details pertain to
*/
public DistributedMember getDistributedMember();
/**
* Returns the {@link
* com.gemstone.gemfire.cache.PartitionAttributes#getLocalMaxMemory() max
* memory} in bytes that the member was configured to provide for storage
* of data for the partitioned region.
*
* @return the max memory in bytes that the member was configured to
* provide for storage
*/
public long getConfiguredMaxMemory(); // in bytes
/**
* The total size in bytes of memory being used by the member for storage
* of actual data in the partitioned region.
*
* @return size in bytes of memory being used by the member for storage
*/
public long getSize(); // in bytes
/**
* Returns the number of buckets hosted within the member's partition space
* for the partitioned region.
*
* @return the number of buckets hosted within the member
*/
public int getBucketCount();
/**
* The number of hosted buckets for which the member is hosting the primary
* copy. Other copies are known as redundant backup copies.
*
* @return the number of hosted buckets for which the member is hosting the
* primary copy
*/
public int getPrimaryCount();
}