| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license |
| * agreements. See the NOTICE file distributed with this work for additional information regarding |
| * copyright ownership. The ASF 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.apache.geode.cache; |
| |
| import java.util.List; |
| import java.util.Properties; |
| |
| import org.apache.geode.cache.configuration.DeclarableType; |
| import org.apache.geode.cache.configuration.RegionAttributesType; |
| import org.apache.geode.cache.partition.PartitionListener; |
| |
| /** |
| * |
| * Attributes that define the partitioned character of a Partitioned Region. This interface allows |
| * for the discovery of Partitioned Region attributes using |
| * {@link org.apache.geode.cache.RegionAttributes#getPartitionAttributes()} as well as the |
| * configuration of a Partitioned Region using |
| * {@link org.apache.geode.cache.AttributesFactory#setPartitionAttributes(PartitionAttributes)}. |
| * |
| * PartitionAttributes are created using the |
| * {@link org.apache.geode.cache.PartitionAttributesFactory} |
| * |
| * The default PartitionAttributes can be determined using |
| * {@link org.apache.geode.cache.PartitionAttributesFactory#create()} with out calling any of its |
| * mutator methods e.g. |
| * {@link org.apache.geode.cache.PartitionAttributesFactory#setLocalMaxMemory(int)} |
| * |
| * Also see {@link org.apache.geode.cache.DataPolicy#PARTITION}. |
| * |
| * @since GemFire 5.0 |
| * |
| */ |
| public interface PartitionAttributes<K, V> { |
| /** |
| * The number of Backups for an entry in PartitionedRegion. This value should be between 0 and 3 |
| * (for a total of 1 to 4 instances of the data). The default value is 0. |
| * |
| * @return redundantCopies. |
| */ |
| int getRedundantCopies(); |
| |
| /** |
| * This method returns the maximum total size of the region in megabytes. |
| * |
| * @deprecated use getTotalMaxMemory() instead |
| * @return total size in megabytes. |
| */ |
| @Deprecated |
| long getTotalSize(); |
| |
| /** |
| * This method returns the maximum total size of the region, in megabytes. Default value is |
| * Integer.MAX_VALUE. |
| * |
| * @return maximum size of the partitioned region, in megabytes |
| * |
| * @deprecated since Geode 1.3.0 |
| */ |
| @Deprecated |
| long getTotalMaxMemory(); |
| |
| /** |
| * This method returns total number of buckets for a PartitionedRegion. Default number of buckets |
| * for a PartitionedRegion is 113. |
| * |
| * @return total number of buckets for a PartitionedRegion. |
| */ |
| int getTotalNumBuckets(); |
| |
| /** |
| * This method returns the maximum amount of local memory that can be used by the Region. By |
| * default, a PartitionedRegion can contribute 90% of the maximum memory allocated to a VM. |
| */ |
| int getLocalMaxMemory(); |
| |
| /** |
| * Returns name of the colocated PartitionedRegion's name |
| * |
| * @since GemFire 6.0 |
| */ |
| String getColocatedWith(); |
| |
| /** |
| * This method returns local properties. There are currently no local properties defined that are |
| * not also deprecated. |
| * |
| * @deprecated use {@link #getLocalMaxMemory()} in GemFire 5.1 and later releases |
| */ |
| @Deprecated |
| Properties getLocalProperties(); |
| |
| /** |
| * This method returns global properties. There are currently no global properties defined that |
| * are not also deprecated. |
| * |
| * @deprecated use {@link #getTotalMaxMemory()} and {@link #getTotalNumBuckets()} in GemFire 5.1 |
| * and later releases |
| */ |
| @Deprecated |
| Properties getGlobalProperties(); |
| |
| /** |
| * Returns the PartitionResolver set for custom partitioning |
| * |
| * @return <code>PartitionResolver</code> for the PartitionedRegion |
| * @since GemFire 6.0 |
| */ |
| PartitionResolver<K, V> getPartitionResolver(); |
| |
| /** |
| * Returns the delay in milliseconds that existing members will wait before satisfying redundancy |
| * after another member crashes. Default value of recoveryDelay is -1 which indicates that |
| * redundancy won't be recovered if a member crashes. |
| * |
| * @since GemFire 6.0 |
| */ |
| long getRecoveryDelay(); |
| |
| /** |
| * Returns the delay in milliseconds that a new member will wait before trying to satisfy |
| * redundancy of data hosted on other members. Default value is 0 which is to recover redundancy |
| * immediately when a new member is added. |
| * |
| * @since GemFire 6.0 |
| */ |
| long getStartupRecoveryDelay(); |
| |
| /** |
| * Returns array of PartitionListener{s} configured on this partitioned region |
| * |
| * @see PartitionListener |
| * @return PartitionListener configured on this partitioned region |
| * @since GemFire 6.5 |
| */ |
| PartitionListener[] getPartitionListeners(); |
| |
| /** |
| * Returns <code>FixedPartitionAttributes</code>'s list of local partitions defined on this |
| * Partitioned Region |
| * |
| * @since GemFire 6.6 |
| */ |
| List<FixedPartitionAttributes> getFixedPartitionAttributes(); |
| |
| default RegionAttributesType.PartitionAttributes convertToConfigPartitionAttributes() { |
| RegionAttributesType.PartitionAttributes configAttributes = |
| new RegionAttributesType.PartitionAttributes(); |
| configAttributes.setColocatedWith(getColocatedWith()); |
| configAttributes.setLocalMaxMemory(Integer.toString(getLocalMaxMemory())); |
| if (getPartitionResolver() != null) { |
| configAttributes |
| .setPartitionResolver(new DeclarableType(getPartitionResolver().getClass().getName())); |
| } |
| configAttributes.setRecoveryDelay(Long.toString(getRecoveryDelay())); |
| configAttributes.setStartupRecoveryDelay(Long.toString(getStartupRecoveryDelay())); |
| configAttributes.setRedundantCopies(Integer.toString(getRedundantCopies())); |
| configAttributes.setTotalMaxMemory(Long.toString(getTotalMaxMemory())); |
| configAttributes.setTotalNumBuckets(Long.toString(getTotalNumBuckets())); |
| |
| return configAttributes; |
| } |
| } |