/*
*
* Apache Geronimo JCache Spec 1.0
*
* Copyright (C) 2003 - 2014 The Apache Software Foundation
*
* 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 javax.cache.configuration;
import javax.cache.expiry.EternalExpiryPolicy;
import javax.cache.expiry.ExpiryPolicy;
import javax.cache.integration.CacheLoader;
import javax.cache.integration.CacheWriter;
import java.util.HashSet;
public class MutableConfiguration<K, V> implements CompleteConfiguration<K, V> {
public static final long serialVersionUID = 201405L;
protected Class<K> keyType;
protected Class<V> valueType;
protected HashSet<CacheEntryListenerConfiguration<K, V>> listenerConfigurations;
protected Factory<CacheLoader<K, V>> cacheLoaderFactory;
protected Factory<CacheWriter<? super K, ? super V>> cacheWriterFactory;
protected Factory<ExpiryPolicy> expiryPolicyFactory;
protected boolean isReadThrough;
protected boolean isWriteThrough;
protected boolean isStatisticsEnabled;
protected boolean isStoreByValue;
protected boolean isManagementEnabled;
public MutableConfiguration() {
this.keyType = (Class<K>) Object.class;
this.valueType = (Class<V>) Object.class;
this.listenerConfigurations = new HashSet<CacheEntryListenerConfiguration<K, V>>();
this.cacheLoaderFactory = null;
this.cacheWriterFactory = null;
this.expiryPolicyFactory = EternalExpiryPolicy.factoryOf();
this.isReadThrough = false;
this.isWriteThrough = false;
this.isStatisticsEnabled = false;
this.isStoreByValue = true;
this.isManagementEnabled = false;
}
public MutableConfiguration(CompleteConfiguration<K, V> configuration) {
this.keyType = configuration.getKeyType();
this.valueType = configuration.getValueType();
listenerConfigurations = new HashSet<CacheEntryListenerConfiguration<K, V>>();
for (final CacheEntryListenerConfiguration<K, V> definition : configuration.getCacheEntryListenerConfigurations()) {
addCacheEntryListenerConfiguration(definition);
}
this.cacheLoaderFactory = configuration.getCacheLoaderFactory();
this.cacheWriterFactory = configuration.getCacheWriterFactory();
if (configuration.getExpiryPolicyFactory() == null) {
this.expiryPolicyFactory = EternalExpiryPolicy.factoryOf();
} else {
this.expiryPolicyFactory = configuration.getExpiryPolicyFactory();
}
this.isReadThrough = configuration.isReadThrough();
this.isWriteThrough = configuration.isWriteThrough();
this.isStatisticsEnabled = configuration.isStatisticsEnabled();
this.isStoreByValue = configuration.isStoreByValue();
this.isManagementEnabled = configuration.isManagementEnabled();
}
@Override
public Class<K> getKeyType() {
return keyType;
}
@Override
public Class<V> getValueType() {
return valueType;
}
public MutableConfiguration<K, V> setTypes(final Class<K> keyType, final Class<V> valueType) {
if (keyType == null || valueType == null) {
throw new NullPointerException("keyType and/or valueType can't be null");
} else {
this.keyType = keyType;
this.valueType = valueType;
return this;
}
}
@Override
public Iterable<CacheEntryListenerConfiguration<K, V>> getCacheEntryListenerConfigurations() {
return listenerConfigurations;
}
public MutableConfiguration<K, V> addCacheEntryListenerConfiguration(final CacheEntryListenerConfiguration<K, V> cacheEntryListenerConfiguration) {
if (cacheEntryListenerConfiguration == null) {
throw new NullPointerException("CacheEntryListenerConfiguration can't be null");
}
boolean alreadyExists = false;
for (final CacheEntryListenerConfiguration<? super K, ? super V> c : listenerConfigurations) {
if (c.equals(cacheEntryListenerConfiguration)) {
alreadyExists = true;
}
}
if (!alreadyExists) {
this.listenerConfigurations.add(cacheEntryListenerConfiguration);
} else {
throw new IllegalArgumentException("A CacheEntryListenerConfiguration can " +
"be registered only once");
}
return this;
}
public MutableConfiguration<K, V> removeCacheEntryListenerConfiguration(final CacheEntryListenerConfiguration<K, V> cacheEntryListenerConfiguration) {
if (cacheEntryListenerConfiguration == null) {
throw new NullPointerException("CacheEntryListenerConfiguration can't be null");
}
listenerConfigurations.remove(cacheEntryListenerConfiguration);
return this;
}
@Override
public Factory<CacheLoader<K, V>> getCacheLoaderFactory() {
return this.cacheLoaderFactory;
}
public MutableConfiguration<K, V> setCacheLoaderFactory(final Factory<? extends CacheLoader<K, V>> factory) {
this.cacheLoaderFactory = (Factory<CacheLoader<K, V>>) factory;
return this;
}
@Override
public Factory<CacheWriter<? super K, ? super V>> getCacheWriterFactory() {
return this.cacheWriterFactory;
}
public MutableConfiguration<K, V> setCacheWriterFactory(final Factory<? extends
CacheWriter<? super K, ? super V>> factory) {
this.cacheWriterFactory = (Factory<CacheWriter<? super K, ? super V>>) factory;
return this;
}
public Factory<ExpiryPolicy> getExpiryPolicyFactory() {
return this.expiryPolicyFactory;
}
public MutableConfiguration<K, V> setExpiryPolicyFactory(final Factory<? extends ExpiryPolicy> factory) {
if (factory == null) {
this.expiryPolicyFactory = EternalExpiryPolicy.factoryOf();
} else {
this.expiryPolicyFactory = (Factory<ExpiryPolicy>) factory;
}
return this;
}
@Override
public boolean isReadThrough() {
return this.isReadThrough;
}
public MutableConfiguration<K, V> setReadThrough(final boolean isReadThrough) {
this.isReadThrough = isReadThrough;
return this;
}
@Override
public boolean isWriteThrough() {
return this.isWriteThrough;
}
public MutableConfiguration<K, V> setWriteThrough(final boolean isWriteThrough) {
this.isWriteThrough = isWriteThrough;
return this;
}
@Override
public boolean isStoreByValue() {
return this.isStoreByValue;
}
public MutableConfiguration<K, V> setStoreByValue(final boolean isStoreByValue) {
this.isStoreByValue = isStoreByValue;
return this;
}
@Override
public boolean isStatisticsEnabled() {
return this.isStatisticsEnabled;
}
public MutableConfiguration<K, V> setStatisticsEnabled(final boolean enabled) {
this.isStatisticsEnabled = enabled;
return this;
}
@Override
public boolean isManagementEnabled() {
return this.isManagementEnabled;
}
public MutableConfiguration<K, V> setManagementEnabled(final boolean enabled) {
this.isManagementEnabled = enabled;
return this;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + keyType.hashCode();
result = prime * result + valueType.hashCode();
result = prime * result + ((listenerConfigurations == null) ? 0 : listenerConfigurations.hashCode());
result = prime * result + ((cacheLoaderFactory == null) ? 0 : cacheLoaderFactory.hashCode());
result = prime * result + ((cacheWriterFactory == null) ? 0 : cacheWriterFactory.hashCode());
result = prime * result + ((expiryPolicyFactory == null) ? 0 : expiryPolicyFactory.hashCode());
result = prime * result + (isReadThrough ? 1231 : 1237);
result = prime * result + (isStatisticsEnabled ? 1231 : 1237);
result = prime * result + (isStoreByValue ? 1231 : 1237);
result = prime * result + (isWriteThrough ? 1231 : 1237);
return result;
}
@Override
public boolean equals(final Object object) {
if (this == object) {
return true;
}
if (object == null) {
return false;
}
if (!(object instanceof MutableConfiguration)) {
return false;
}
final MutableConfiguration<?, ?> other = (MutableConfiguration<?, ?>) object;
if (!keyType.equals(other.keyType)) {
return false;
}
if (!valueType.equals(other.valueType)) {
return false;
}
if (!listenerConfigurations.equals(other.listenerConfigurations)) {
return false;
}
if (cacheLoaderFactory == null) {
if (other.cacheLoaderFactory != null) {
return false;
}
} else if (!cacheLoaderFactory.equals(other.cacheLoaderFactory)) {
return false;
}
if (cacheWriterFactory == null) {
if (other.cacheWriterFactory != null) {
return false;
}
} else if (!cacheWriterFactory.equals(other.cacheWriterFactory)) {
return false;
}
if (expiryPolicyFactory == null) {
if (other.expiryPolicyFactory != null) {
return false;
}
} else if (!expiryPolicyFactory.equals(other.expiryPolicyFactory)) {
return false;
}
if (isReadThrough != other.isReadThrough) {
return false;
}
if (isStatisticsEnabled != other.isStatisticsEnabled) {
return false;
}
if (isStoreByValue != other.isStoreByValue) {
return false;
}
if (isWriteThrough != other.isWriteThrough) {
return false;
}
return true;
}
}