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/*
* Copyright (c) 2008-2015, 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.partition.InternalPartition;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.TimeUnit;
import static com.hazelcast.util.Preconditions.checkAsyncBackupCount;
import static com.hazelcast.util.Preconditions.checkBackupCount;
import static com.hazelcast.util.Preconditions.isNotNull;
/**
* Simple configuration to hold parsed xml configuration.
* CacheConfig depends on the JCache API. If the JCache API is not in the classpath,
* you can use CacheSimpleConfig as a communicator between the code and CacheConfig.
*/
public class CacheSimpleConfig {
/**
* The minimum number of backups.
*/
public static final int MIN_BACKUP_COUNT = 0;
/**
* The maximum number of backups.
*/
public static final int MAX_BACKUP_COUNT = InternalPartition.MAX_BACKUP_COUNT;
/**
* The default number of backups.
*/
public static final int DEFAULT_BACKUP_COUNT = 1;
/**
* Default InMemory Format.
*/
public static final InMemoryFormat DEFAULT_IN_MEMORY_FORMAT = InMemoryFormat.BINARY;
/**
* Default Eviction Policy.
*/
public static final EvictionPolicy DEFAULT_EVICTION_POLICY = EvictionConfig.DEFAULT_EVICTION_POLICY;
private String name;
private String keyType;
private String valueType;
private boolean statisticsEnabled;
private boolean managementEnabled;
private boolean readThrough;
private boolean writeThrough;
private String cacheLoaderFactory;
private String cacheWriterFactory;
private ExpiryPolicyFactoryConfig expiryPolicyFactoryConfig;
private List cacheEntryListeners;
private int asyncBackupCount = MIN_BACKUP_COUNT;
private int backupCount = DEFAULT_BACKUP_COUNT;
private InMemoryFormat inMemoryFormat = DEFAULT_IN_MEMORY_FORMAT;
// Default value of eviction config is
// * ENTRY_COUNT with 10.000 max entry count
// * LRU as eviction policy
private EvictionConfig evictionConfig = new EvictionConfig();
private WanReplicationRef wanReplicationRef;
private CacheSimpleConfig readOnly;
public CacheSimpleConfig(CacheSimpleConfig cacheSimpleConfig) {
this.name = cacheSimpleConfig.name;
this.keyType = cacheSimpleConfig.keyType;
this.valueType = cacheSimpleConfig.valueType;
this.statisticsEnabled = cacheSimpleConfig.statisticsEnabled;
this.managementEnabled = cacheSimpleConfig.managementEnabled;
this.readThrough = cacheSimpleConfig.readThrough;
this.writeThrough = cacheSimpleConfig.writeThrough;
this.cacheLoaderFactory = cacheSimpleConfig.cacheLoaderFactory;
this.cacheWriterFactory = cacheSimpleConfig.cacheWriterFactory;
this.expiryPolicyFactoryConfig = cacheSimpleConfig.expiryPolicyFactoryConfig;
this.cacheEntryListeners = cacheSimpleConfig.cacheEntryListeners;
this.asyncBackupCount = cacheSimpleConfig.asyncBackupCount;
this.backupCount = cacheSimpleConfig.backupCount;
this.inMemoryFormat = cacheSimpleConfig.inMemoryFormat;
// Eviction config cannot be null
if (cacheSimpleConfig.evictionConfig != null) {
this.evictionConfig = cacheSimpleConfig.evictionConfig;
}
this.wanReplicationRef = cacheSimpleConfig.wanReplicationRef;
}
public CacheSimpleConfig() {
}
/**
* Gets the immutable version of this simple cache config.
*
* @return Immutable version of this simple cache config.
*/
public CacheSimpleConfig getAsReadOnly() {
if (readOnly == null) {
readOnly = new CacheSimpleConfigReadOnly(this);
}
return readOnly;
}
/**
* Gets the name of this {@link com.hazelcast.cache.ICache}.
*
* @return the name of the {@link com.hazelcast.cache.ICache}.
*/
public String getName() {
return name;
}
/**
* Sets the name of this {@link com.hazelcast.cache.ICache}.
*
* @param name The name to set for this {@link com.hazelcast.cache.ICache}.
* @return The current cache config instance.
*/
public CacheSimpleConfig setName(String name) {
this.name = name;
return this;
}
/**
* Get the key type for this {@link com.hazelcast.cache.ICache}.
*
* @return The key type.
*/
public String getKeyType() {
return keyType;
}
/**
* Sets the key type for this {@link com.hazelcast.cache.ICache}.
*
* @param keyType The key type to set for this {@link com.hazelcast.cache.ICache}.
* @return The current cache config instance.
*/
public CacheSimpleConfig setKeyType(String keyType) {
this.keyType = keyType;
return this;
}
/**
* Get the value type for this {@link com.hazelcast.cache.ICache}.
*
* @return The value type for this {@link com.hazelcast.cache.ICache}.
*/
public String getValueType() {
return valueType;
}
/**
* Sets the value type for this {@link com.hazelcast.cache.ICache}.
*
* @param valueType The value type to set for this {@link com.hazelcast.cache.ICache}.
* @return The current cache config instance.
*/
public CacheSimpleConfig setValueType(String valueType) {
this.valueType = valueType;
return this;
}
/**
* Checks if statistics are enabled for this {@link com.hazelcast.cache.ICache}.
*
* @return True if statistics are enabled, false otherwise.
*/
public boolean isStatisticsEnabled() {
return statisticsEnabled;
}
/**
* Sets statistics to enabled or disabled for this {@link com.hazelcast.cache.ICache}.
*
* @param statisticsEnabled True to enable cache statistics, false to disable.
* @return The current cache config instance.
*/
public CacheSimpleConfig setStatisticsEnabled(boolean statisticsEnabled) {
this.statisticsEnabled = statisticsEnabled;
return this;
}
/**
* Checks if management is enabled for this {@link com.hazelcast.cache.ICache}.
*
* @return True if cache management is enabled, false otherwise.
*/
public boolean isManagementEnabled() {
return managementEnabled;
}
/**
* Sets management to enabled or disabled for this {@link com.hazelcast.cache.ICache}.
*
* @param managementEnabled True to enable cache management, false to disable.
* @return The current cache config instance.
*/
public CacheSimpleConfig setManagementEnabled(boolean managementEnabled) {
this.managementEnabled = managementEnabled;
return this;
}
/**
* Checks if this {@link com.hazelcast.cache.ICache} is read-through: a read loads the entry from the data store
* if it is not already in the cache.
*
* @return True if the cache is read-through, false otherwise.
*/
public boolean isReadThrough() {
return readThrough;
}
/**
* Enables or disables read-through: a read loads the entry from the data store if it is not already in the cache.
*
* @param readThrough True to enable read-through for this {@link com.hazelcast.cache.ICache}, false to disable.
* @return The current cache config instance.
*/
public CacheSimpleConfig setReadThrough(boolean readThrough) {
this.readThrough = readThrough;
return this;
}
/**
* Checks if the {@link com.hazelcast.cache.ICache} is write-through: a write to the queue also loads the entry
* into the data store.
*
* @return True if the cache is write-through, false otherwise.
*/
public boolean isWriteThrough() {
return writeThrough;
}
/**
* Enables or disables write-through for this {@link com.hazelcast.cache.ICache}: a write to the queue also loads
* the entry into the data store.
*
* @param writeThrough True to enable write-through, false to disable.
* @return The current cache config instance.
*/
public CacheSimpleConfig setWriteThrough(boolean writeThrough) {
this.writeThrough = writeThrough;
return this;
}
/**
* Gets the factory for the {@link javax.cache.integration.CacheLoader}.
*
* @return The factory for the {@link javax.cache.integration.CacheLoader}.
*/
public String getCacheLoaderFactory() {
return cacheLoaderFactory;
}
/**
* Sets the factory for this {@link javax.cache.integration.CacheLoader}.
*
* @param cacheLoaderFactory The factory to set for this {@link javax.cache.integration.CacheLoader}.
* @return The current cache config instance.
*/
public CacheSimpleConfig setCacheLoaderFactory(String cacheLoaderFactory) {
this.cacheLoaderFactory = cacheLoaderFactory;
return this;
}
/**
* Gets the factory for the {@link javax.cache.integration.CacheWriter}.
*
* @return The factory for the {@link javax.cache.integration.CacheWriter}.
*/
public String getCacheWriterFactory() {
return cacheWriterFactory;
}
/**
* Sets the factory for this {@link javax.cache.integration.CacheWriter}.
*
* @param cacheWriterFactory The factory to set for this {@link javax.cache.integration.CacheWriter}.
* @return The current cache config instance.
*/
public CacheSimpleConfig setCacheWriterFactory(String cacheWriterFactory) {
this.cacheWriterFactory = cacheWriterFactory;
return this;
}
/**
* Gets the factory configuration for the {@link javax.cache.expiry.ExpiryPolicy}.
*
* @return The factory configuration for the {@link javax.cache.expiry.ExpiryPolicy}.
*/
public ExpiryPolicyFactoryConfig getExpiryPolicyFactoryConfig() {
return expiryPolicyFactoryConfig;
}
/**
* Sets the factory configuration for this {@link javax.cache.expiry.ExpiryPolicy}.
*
* @param expiryPolicyFactoryConfig The factory configuration to set for this
* {@link javax.cache.expiry.ExpiryPolicy}.
* @return The current cache config instance.
*/
public CacheSimpleConfig setExpiryPolicyFactoryConfig(ExpiryPolicyFactoryConfig expiryPolicyFactoryConfig) {
this.expiryPolicyFactoryConfig = expiryPolicyFactoryConfig;
return this;
}
/**
* Sets the factory for this {@link javax.cache.expiry.ExpiryPolicy}.
*
* @param className The factory to set for this
* {@link javax.cache.expiry.ExpiryPolicy}.
* @return The current cache config instance.
*/
public CacheSimpleConfig setExpiryPolicyFactory(String className) {
this.expiryPolicyFactoryConfig = new ExpiryPolicyFactoryConfig(className);
return this;
}
/**
* Adds {@link CacheSimpleEntryListenerConfig} to this {@link com.hazelcast.cache.ICache}.
*
* @param listenerConfig
* @return this {@code CacheSimpleConfig} instance.
*/
public CacheSimpleConfig addEntryListenerConfig(CacheSimpleEntryListenerConfig listenerConfig) {
getCacheEntryListeners().add(listenerConfig);
return this;
}
/**
* Gets a list of {@link CacheSimpleEntryListenerConfig} from this {@link com.hazelcast.cache.ICache}.
*
* @return list of {@link CacheSimpleEntryListenerConfig}.
*/
public List getCacheEntryListeners() {
if (cacheEntryListeners == null) {
cacheEntryListeners = new ArrayList();
}
return cacheEntryListeners;
}
/**
* Sets a list of {@link CacheSimpleEntryListenerConfig} for this {@link com.hazelcast.cache.ICache}.
*
* @param cacheEntryListeners list of {@link CacheSimpleEntryListenerConfig}.
* @return this {@code CacheSimpleConfig} instance.
*/
public CacheSimpleConfig setCacheEntryListeners(List cacheEntryListeners) {
this.cacheEntryListeners = cacheEntryListeners;
return this;
}
/**
* Gets the number of asynchronous backups for this {@link com.hazelcast.cache.ICache}.
*
* @return The number of asynchronous backups for this {@link com.hazelcast.cache.ICache}.
*/
public int getAsyncBackupCount() {
return asyncBackupCount;
}
/**
* Sets the number of asynchronous backups for this {@link com.hazelcast.cache.ICache}.
*
* @param asyncBackupCount the number of asynchronous synchronous backups to set.
* @return the updated CacheSimpleConfig
* @throws IllegalArgumentException if asyncBackupCount smaller than 0,
* or larger than the maximum number of backups,
* or the sum of the backups and async backups is larger than the maximum number of backups.
* @see #setBackupCount(int)
* @see #getAsyncBackupCount()
*/
public CacheSimpleConfig setAsyncBackupCount(int asyncBackupCount) {
this.asyncBackupCount = checkAsyncBackupCount(backupCount, asyncBackupCount);
return this;
}
/**
* Gets the number of synchronous backups for this {@link com.hazelcast.cache.ICache}.
*
* @return The number of synchronous backups.
*/
public int getBackupCount() {
return backupCount;
}
/**
* Sets the number of synchronous backups for this {@link com.hazelcast.cache.ICache}.
*
* @param backupCount the new backupCount
* @return the updated CacheSimpleConfig
* @throws new IllegalArgumentException if backupCount smaller than 0,
* or larger than the maximum number of backup
* or the sum of the backups and async backups is larger than the maximum number of backups
*/
public CacheSimpleConfig setBackupCount(int backupCount) {
this.backupCount = checkBackupCount(backupCount, asyncBackupCount);
return this;
}
/**
* Gets the InMemory Format for this {@link com.hazelcast.cache.ICache}.
*
* @return The InMemory Format.
*/
public InMemoryFormat getInMemoryFormat() {
return inMemoryFormat;
}
/**
* Sets the InMemory Format for this {@link com.hazelcast.cache.ICache}.
*
* @param inMemoryFormat The InMemory Format.
* @return the updated CacheSimpleConfig.
*/
public CacheSimpleConfig setInMemoryFormat(InMemoryFormat inMemoryFormat) {
this.inMemoryFormat = isNotNull(inMemoryFormat, "In-Memory format cannot be null !");
return this;
}
/**
* Gets the eviction configuration for this {@link com.hazelcast.cache.ICache}.
*
* @return The eviction configuration.
*/
public EvictionConfig getEvictionConfig() {
return evictionConfig;
}
/**
* Sets the eviction configuration for this {@link com.hazelcast.cache.ICache}.
*
* @param evictionConfig The eviction configuration to set.
* @return the updated CacheSimpleConfig.
*/
public CacheSimpleConfig setEvictionConfig(EvictionConfig evictionConfig) {
this.evictionConfig = isNotNull(evictionConfig, "Eviction config cannot be null !");
return this;
}
/**
* Gets the Wan target replication reference.
*
* @return The Wan target replication reference.
*/
public WanReplicationRef getWanReplicationRef() {
return wanReplicationRef;
}
/**
* Sets the Wan target replication reference.
*
* @param wanReplicationRef the Wan target replication reference.
*/
public void setWanReplicationRef(WanReplicationRef wanReplicationRef) {
this.wanReplicationRef = wanReplicationRef;
}
/**
* Represents configuration for "ExpiryPolicyFactory".
*/
public static class ExpiryPolicyFactoryConfig {
private final String className;
private final TimedExpiryPolicyFactoryConfig timedExpiryPolicyFactoryConfig;
public ExpiryPolicyFactoryConfig(String className) {
this.className = className;
this.timedExpiryPolicyFactoryConfig = null;
}
public ExpiryPolicyFactoryConfig(TimedExpiryPolicyFactoryConfig timedExpiryPolicyFactoryConfig) {
this.className = null;
this.timedExpiryPolicyFactoryConfig = timedExpiryPolicyFactoryConfig;
}
public String getClassName() {
return className;
}
public TimedExpiryPolicyFactoryConfig getTimedExpiryPolicyFactoryConfig() {
return timedExpiryPolicyFactoryConfig;
}
/**
* Represents configuration for time based "ExpiryPolicyFactory" with duration and time unit.
*/
public static class TimedExpiryPolicyFactoryConfig {
private final ExpiryPolicyType expiryPolicyType;
private final DurationConfig durationConfig;
public TimedExpiryPolicyFactoryConfig(ExpiryPolicyType expiryPolicyType,
DurationConfig durationConfig) {
this.expiryPolicyType = expiryPolicyType;
this.durationConfig = durationConfig;
}
public ExpiryPolicyType getExpiryPolicyType() {
return expiryPolicyType;
}
public DurationConfig getDurationConfig() {
return durationConfig;
}
/**
* Represents type of the "TimedExpiryPolicyFactoryConfig".
*/
public enum ExpiryPolicyType {
/**
* Expiry policy type for the "javax.cache.expiry.AccessedExpiryPolicy"
*/
CREATED,
/**
* Expiry policy type for the "javax.cache.expiry.ModifiedExpiryPolicy"
*/
MODIFIED,
/**
* Expiry policy type for the "javax.cache.expiry.AccessedExpiryPolicy"
*/
ACCESSED,
/**
* Expiry policy type for the "javax.cache.expiry.TouchedExpiryPolicy"
*/
TOUCHED,
/**
* Expiry policy type for the "javax.cache.expiry.EternalExpiryPolicy"
*/
ETERNAL
}
}
/**
* Represents duration configuration with duration amount and time unit
* for the "TimedExpiryPolicyFactoryConfig".
*/
public static class DurationConfig {
private final long durationAmount;
private final TimeUnit timeUnit;
public DurationConfig(long durationAmount, TimeUnit timeUnit) {
this.durationAmount = durationAmount;
this.timeUnit = timeUnit;
}
public long getDurationAmount() {
return durationAmount;
}
public TimeUnit getTimeUnit() {
return timeUnit;
}
}
}
}
