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/*
* Copyright (c) 2008-2013, Hazelcast, 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.
*/
package com.hazelcast.config;
import com.hazelcast.map.merge.PutIfAbsentMapMergePolicy;
import java.util.ArrayList;
import java.util.List;
import static com.hazelcast.util.ValidationUtil.isNotNull;
public class MapConfig {
public final static int MIN_BACKUP_COUNT = 0;
public final static int DEFAULT_BACKUP_COUNT = 1;
public final static int MAX_BACKUP_COUNT = 6;
public final static int MIN_EVICTION_PERCENTAGE = 0;
public final static int DEFAULT_EVICTION_PERCENTAGE = 25;
public final static int MAX_EVICTION_PERCENTAGE = 100;
public final static int DEFAULT_TTL_SECONDS = 0;
public final static int DEFAULT_MAX_IDLE_SECONDS = 0;
public final static int DEFAULT_MAX_SIZE = Integer.MAX_VALUE;
public final static EvictionPolicy DEFAULT_EVICTION_POLICY = EvictionPolicy.NONE;
public final static String DEFAULT_MAP_MERGE_POLICY = PutIfAbsentMapMergePolicy.class.getName();
public final static InMemoryFormat DEFAULT_IN_MEMORY_FORMAT = InMemoryFormat.BINARY;
private String name = null;
private int backupCount = DEFAULT_BACKUP_COUNT;
private int asyncBackupCount = MIN_BACKUP_COUNT;
private int evictionPercentage = DEFAULT_EVICTION_PERCENTAGE;
private int timeToLiveSeconds = DEFAULT_TTL_SECONDS;
private int maxIdleSeconds = DEFAULT_MAX_IDLE_SECONDS;
private MaxSizeConfig maxSizeConfig = new MaxSizeConfig();
private EvictionPolicy evictionPolicy = DEFAULT_EVICTION_POLICY;
private MapStoreConfig mapStoreConfig = null;
private NearCacheConfig nearCacheConfig = null;
private boolean readBackupData = false;
private boolean optimizeQueries = false;
private String mergePolicy = DEFAULT_MAP_MERGE_POLICY;
private InMemoryFormat inMemoryFormat = DEFAULT_IN_MEMORY_FORMAT;
private WanReplicationRef wanReplicationRef;
private List listenerConfigs;
private List mapIndexConfigs;
private boolean statisticsEnabled = true;
private PartitioningStrategyConfig partitioningStrategyConfig;
private MapConfigReadOnly readOnly;
public enum EvictionPolicy {
LRU, LFU, NONE
}
public MapConfig(String name) {
this.name = name;
}
public MapConfig() {
}
public MapConfig(MapConfig config) {
this.name = config.name;
this.backupCount = config.backupCount;
this.asyncBackupCount = config.asyncBackupCount;
this.evictionPercentage = config.evictionPercentage;
this.timeToLiveSeconds = config.timeToLiveSeconds;
this.maxIdleSeconds = config.maxIdleSeconds;
this.maxSizeConfig = config.maxSizeConfig != null ? new MaxSizeConfig(config.maxSizeConfig) : null;
this.evictionPolicy = config.evictionPolicy;
this.inMemoryFormat = config.inMemoryFormat;
this.mapStoreConfig = config.mapStoreConfig != null ? new MapStoreConfig(config.mapStoreConfig) : null;
this.nearCacheConfig = config.nearCacheConfig != null ? new NearCacheConfig(config.nearCacheConfig) : null;
this.readBackupData = config.readBackupData;
this.optimizeQueries = config.optimizeQueries;
this.statisticsEnabled = config.statisticsEnabled;
this.mergePolicy = config.mergePolicy;
this.wanReplicationRef = config.wanReplicationRef != null ? new WanReplicationRef(config.wanReplicationRef) : null;
this.listenerConfigs = new ArrayList(config.getEntryListenerConfigs());
this.mapIndexConfigs = new ArrayList(config.getMapIndexConfigs());
this.partitioningStrategyConfig = config.partitioningStrategyConfig != null
? new PartitioningStrategyConfig(config.getPartitioningStrategyConfig()) : null;
}
public MapConfigReadOnly getAsReadOnly(){
if (readOnly == null){
readOnly = new MapConfigReadOnly(this);
}
return readOnly;
}
/**
* @return the name
*/
public String getName() {
return name;
}
/**
* @param name the name to set
*/
public MapConfig setName(String name) {
this.name = name;
return this;
}
/**
* @return data type that will be used for storing records.
*/
public InMemoryFormat getInMemoryFormat() {
return inMemoryFormat;
}
/**
* Data type that will be used for storing records.
* Possible values:
* BINARY (default): keys and values will be stored as binary data
* OBJECT : values will be stored in their object forms
* OFFHEAP : values will be stored in non-heap region of JVM
*
* @param inMemoryFormat the record type to set
* @throws IllegalArgumentException if inMemoryFormat is null.
*/
public MapConfig setInMemoryFormat(InMemoryFormat inMemoryFormat) {
this.inMemoryFormat = isNotNull(inMemoryFormat,"inMemoryFormat");
return this;
}
/**
* @return the backupCount
* @see #getAsyncBackupCount()
*/
public int getBackupCount() {
return backupCount;
}
/**
* Number of synchronous backups. If 1 is set as the backup-count for example,
* then all entries of the map will be copied to another JVM for
* fail-safety. 0 means no sync backup.
*
* @param backupCount the backupCount to set
* @see #setAsyncBackupCount(int)
*/
public MapConfig setBackupCount(final int backupCount) {
if (backupCount < MIN_BACKUP_COUNT) {
throw new IllegalArgumentException("map backup count must be equal to or bigger than "
+ MIN_BACKUP_COUNT);
}
if ((backupCount + this.asyncBackupCount) > MAX_BACKUP_COUNT) {
throw new IllegalArgumentException("total (sync + async) map backup count must be less than "
+ MAX_BACKUP_COUNT);
}
this.backupCount = backupCount;
return this;
}
/**
* @return the asyncBackupCount
* @see #setBackupCount(int)
*/
public int getAsyncBackupCount() {
return asyncBackupCount;
}
/**
* Number of asynchronous backups.
* 0 means no backup.
*
* @param asyncBackupCount the asyncBackupCount to set
* @see #setBackupCount(int)
*/
public MapConfig setAsyncBackupCount(final int asyncBackupCount) {
if (asyncBackupCount < MIN_BACKUP_COUNT) {
throw new IllegalArgumentException("map async backup count must be equal to or bigger than "
+ MIN_BACKUP_COUNT);
}
if ((this.backupCount + asyncBackupCount) > MAX_BACKUP_COUNT) {
throw new IllegalArgumentException("total (sync + async) map backup count must be less than "
+ MAX_BACKUP_COUNT);
}
this.asyncBackupCount = asyncBackupCount;
return this;
}
public int getTotalBackupCount() {
return backupCount + asyncBackupCount;
}
/**
* @return the evictionPercentage
*/
public int getEvictionPercentage() {
return evictionPercentage;
}
/**
* When max. size is reached, specified percentage of the map will be evicted.
* Any integer between 0 and 100 is allowed.
* If 25 is set for example, 25% of the entries will get evicted.
*
* @param evictionPercentage the evictionPercentage to set
* @throws IllegalArgumentException if evictionPercentage is not in the 0-100 range.
*/
public MapConfig setEvictionPercentage(final int evictionPercentage) {
if (evictionPercentage < MIN_EVICTION_PERCENTAGE) {
throw new IllegalArgumentException("eviction percentage must be greater or equal than 0");
}
if (evictionPercentage > MAX_EVICTION_PERCENTAGE) {
throw new IllegalArgumentException("eviction percentage must be smaller or equal than 100");
}
this.evictionPercentage = evictionPercentage;
return this;
}
/**
* @return the timeToLiveSeconds
*/
public int getTimeToLiveSeconds() {
return timeToLiveSeconds;
}
/**
* Maximum number of seconds for each entry to stay in the map. Entries that are
* older than timeToLiveSeconds will get automatically evicted from the map.
* Updates on the entry don't change the eviction time.
* Any integer between 0 and Integer.MAX_VALUE.
* 0 means infinite. Default is 0.
*
* @param timeToLiveSeconds the timeToLiveSeconds to set
*/
public MapConfig setTimeToLiveSeconds(int timeToLiveSeconds) {
this.timeToLiveSeconds = timeToLiveSeconds;
return this;
}
/**
* @return the maxIdleSeconds
*/
public int getMaxIdleSeconds() {
return maxIdleSeconds;
}
/**
* Maximum number of seconds for each entry to stay idle in the map. Entries that are
* idle(not touched) for more than maxIdleSeconds will get
* automatically evicted from the map. Entry is touched if get, put or
* containsKey is called.
* Any integer between 0 and Integer.MAX_VALUE.
* 0 means infinite. Default is 0.
*
* @param maxIdleSeconds the maxIdleSeconds to set
*/
public MapConfig setMaxIdleSeconds(int maxIdleSeconds) {
this.maxIdleSeconds = maxIdleSeconds;
return this;
}
public MaxSizeConfig getMaxSizeConfig() {
return maxSizeConfig;
}
public MapConfig setMaxSizeConfig(MaxSizeConfig maxSizeConfig) {
this.maxSizeConfig = maxSizeConfig;
return this;
}
/**
* @return the evictionPolicy
*/
public EvictionPolicy getEvictionPolicy() {
return evictionPolicy;
}
/**
* @param evictionPolicy the evictionPolicy to set
*/
public MapConfig setEvictionPolicy(EvictionPolicy evictionPolicy) {
this.evictionPolicy = evictionPolicy;
return this;
}
/**
* Returns the map store configuration
*
* @return the mapStoreConfig
*/
public MapStoreConfig getMapStoreConfig() {
return mapStoreConfig;
}
/**
* Sets the mapStore configuration
*
* @param mapStoreConfig the mapStoreConfig to set
*/
public MapConfig setMapStoreConfig(MapStoreConfig mapStoreConfig) {
this.mapStoreConfig = mapStoreConfig;
return this;
}
public NearCacheConfig getNearCacheConfig() {
return nearCacheConfig;
}
public MapConfig setNearCacheConfig(NearCacheConfig nearCacheConfig) {
this.nearCacheConfig = nearCacheConfig;
return this;
}
public String getMergePolicy() {
return mergePolicy;
}
public MapConfig setMergePolicy(String mergePolicy) {
this.mergePolicy = mergePolicy;
return this;
}
public boolean isStatisticsEnabled() {
return statisticsEnabled;
}
public MapConfig setStatisticsEnabled(boolean statisticsEnabled) {
this.statisticsEnabled = statisticsEnabled;
return this;
}
public boolean isReadBackupData() {
return readBackupData;
}
public MapConfig setReadBackupData(boolean readBackupData) {
this.readBackupData = readBackupData;
return this;
}
public WanReplicationRef getWanReplicationRef() {
return wanReplicationRef;
}
public MapConfig setWanReplicationRef(WanReplicationRef wanReplicationRef) {
this.wanReplicationRef = wanReplicationRef;
return this;
}
public MapConfig addEntryListenerConfig(EntryListenerConfig listenerConfig) {
getEntryListenerConfigs().add(listenerConfig);
return this;
}
public List getEntryListenerConfigs() {
if (listenerConfigs == null) {
listenerConfigs = new ArrayList();
}
return listenerConfigs;
}
public MapConfig setEntryListenerConfigs(List listenerConfigs) {
this.listenerConfigs = listenerConfigs;
return this;
}
public MapConfig addMapIndexConfig(MapIndexConfig mapIndexConfig) {
getMapIndexConfigs().add(mapIndexConfig);
return this;
}
public List getMapIndexConfigs() {
if (mapIndexConfigs == null) {
mapIndexConfigs = new ArrayList();
}
return mapIndexConfigs;
}
public MapConfig setMapIndexConfigs(List mapIndexConfigs) {
this.mapIndexConfigs = mapIndexConfigs;
return this;
}
public PartitioningStrategyConfig getPartitioningStrategyConfig() {
return partitioningStrategyConfig;
}
public MapConfig setPartitioningStrategyConfig(PartitioningStrategyConfig partitioningStrategyConfig) {
this.partitioningStrategyConfig = partitioningStrategyConfig;
return this;
}
public boolean isNearCacheEnabled() {
return nearCacheConfig != null;
}
public boolean isOptimizeQueries() {
return optimizeQueries;
}
public MapConfig setOptimizeQueries(boolean optimizeQueries) {
this.optimizeQueries = optimizeQueries;
return this;
}
public boolean isCompatible(MapConfig other) {
if (this == other) {
return true;
}
return other != null &&
(this.name != null ? this.name.equals(other.name) : other.name == null) &&
this.backupCount == other.backupCount &&
this.asyncBackupCount == other.asyncBackupCount &&
this.evictionPercentage == other.evictionPercentage &&
this.maxIdleSeconds == other.maxIdleSeconds &&
(this.maxSizeConfig.getSize() == other.maxSizeConfig.getSize() ||
(Math.min(maxSizeConfig.getSize(), other.maxSizeConfig.getSize()) == 0
&& Math.max(maxSizeConfig.getSize(), other.maxSizeConfig.getSize()) == Integer.MAX_VALUE)) &&
this.timeToLiveSeconds == other.timeToLiveSeconds &&
this.readBackupData == other.readBackupData;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + this.backupCount;
result = prime * result + this.asyncBackupCount;
result = prime * result + this.evictionPercentage;
result = prime
* result
+ ((this.evictionPolicy == null) ? 0 : this.evictionPolicy
.hashCode());
result = prime
* result
+ ((this.mapStoreConfig == null) ? 0 : this.mapStoreConfig
.hashCode());
result = prime * result + this.maxIdleSeconds;
result = prime * result + this.maxSizeConfig.getSize();
result = prime
* result
+ ((this.mergePolicy == null) ? 0 : this.mergePolicy.hashCode());
result = prime * result
+ ((this.name == null) ? 0 : this.name.hashCode());
result = prime
* result
+ ((this.nearCacheConfig == null) ? 0 : this.nearCacheConfig
.hashCode());
result = prime * result + this.timeToLiveSeconds;
result = prime * result + (this.readBackupData ? 1231 : 1237);
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (!(obj instanceof MapConfig)) {
return false;
}
MapConfig other = (MapConfig) obj;
return
(this.name != null ? this.name.equals(other.name) : other.name == null) &&
this.backupCount == other.backupCount &&
this.asyncBackupCount == other.asyncBackupCount &&
this.evictionPercentage == other.evictionPercentage &&
this.maxIdleSeconds == other.maxIdleSeconds &&
this.maxSizeConfig.getSize() == other.maxSizeConfig.getSize() &&
this.timeToLiveSeconds == other.timeToLiveSeconds &&
this.readBackupData == other.readBackupData &&
(this.mergePolicy != null ? this.mergePolicy.equals(other.mergePolicy) : other.mergePolicy == null) &&
(this.inMemoryFormat != null ? this.inMemoryFormat.equals(other.inMemoryFormat) : other.inMemoryFormat == null) &&
(this.evictionPolicy != null ? this.evictionPolicy.equals(other.evictionPolicy)
: other.evictionPolicy == null) &&
(this.mapStoreConfig != null ? this.mapStoreConfig.equals(other.mapStoreConfig)
: other.mapStoreConfig == null) &&
(this.nearCacheConfig != null ? this.nearCacheConfig.equals(other.nearCacheConfig)
: other.nearCacheConfig == null);
}
@Override
public String toString() {
final StringBuilder sb = new StringBuilder();
sb.append("MapConfig");
sb.append("{name='").append(name).append('\'');
sb.append(", inMemoryFormat=").append(inMemoryFormat).append('\'');
sb.append(", backupCount=").append(backupCount);
sb.append(", asyncBackupCount=").append(asyncBackupCount);
sb.append(", timeToLiveSeconds=").append(timeToLiveSeconds);
sb.append(", maxIdleSeconds=").append(maxIdleSeconds);
sb.append(", evictionPolicy='").append(evictionPolicy).append('\'');
sb.append(", evictionPercentage=").append(evictionPercentage);
sb.append(", maxSizeConfig=").append(maxSizeConfig);
sb.append(", readBackupData=").append(readBackupData);
sb.append(", nearCacheConfig=").append(nearCacheConfig);
sb.append(", mapStoreConfig=").append(mapStoreConfig);
sb.append(", mergePolicyConfig='").append(mergePolicy).append('\'');
sb.append(", wanReplicationRef=").append(wanReplicationRef);
sb.append(", listenerConfigs=").append(listenerConfigs);
sb.append(", mapIndexConfigs=").append(mapIndexConfigs);
sb.append('}');
return sb.toString();
}
}
