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Internal ehcache-core module. This artifact is not meant to be used directly
/**
* Copyright Terracotta, Inc.
*
* 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 net.sf.ehcache.config;
import net.sf.ehcache.CacheException;
/**
* Configuration class of nonstop caches
*
* @author Abhishek Sanoujam
* @author Eugene Kononov
*
*/
public class NonstopConfiguration implements Cloneable {
/**
* System Property name for bulk operations multiply factor
*/
public static final String BULK_OPS_TIMEOUT_MULTIPLY_FACTOR = "net.sf.ehcache.nonstop.bulkOpsTimeoutMultiplyFactor";
/**
* Default value of nonstop attribute
*/
public static final boolean DEFAULT_ENABLED = true;
/**
* Default value of immediateTimeout attribute
*/
public static final boolean DEFAULT_IMMEDIATE_TIMEOUT = false;
/**
* Default value of timeoutMillis attribute
*/
public static final int DEFAULT_TIMEOUT_MILLIS = 30000;
/**
* Default value of searchTimeoutMillis attribute
*/
public static final int DEFAULT_SEARCH_TIMEOUT_MILLIS = 30000;
/**
* Default value of timeout multiplication factor for bulk operations like removeAll or size
*/
public static final int DEFAULT_BULK_OP_TIMEOUT_FACTOR = Integer.getInteger(BULK_OPS_TIMEOUT_MULTIPLY_FACTOR, 10);
/**
* Default value of timeoutBehavior attribute
*/
public static final TimeoutBehaviorConfiguration DEFAULT_TIMEOUT_BEHAVIOR = new TimeoutBehaviorConfiguration();
private volatile boolean enabled = DEFAULT_ENABLED;
private volatile boolean immediateTimeout = DEFAULT_IMMEDIATE_TIMEOUT;
private volatile long timeoutMillis = DEFAULT_TIMEOUT_MILLIS;
private volatile long searchTimeoutMillis = DEFAULT_SEARCH_TIMEOUT_MILLIS;
private volatile int bulkOpsTimeoutMultiplyFactor = DEFAULT_BULK_OP_TIMEOUT_FACTOR;
private TimeoutBehaviorConfiguration timeoutBehavior = new TimeoutBehaviorConfiguration(DEFAULT_TIMEOUT_BEHAVIOR);
private volatile boolean configFrozen;
/**
* Freeze the config. Once frozen, 'enabled' can't be changed
*/
public void freezeConfig() {
configFrozen = true;
}
/**
* Returns true if nonstop is enabled in config
*
* @return true if nonstop is enabled in config
*/
public boolean isEnabled() {
return enabled;
}
/**
* Set the value of nonstop is enabled or not
*
* @param enabled the new value
*/
public void setEnabled(boolean enabled) {
if (configFrozen) {
throw new CacheException("NonstopConfiguration cannot be enabled or disabled after Cache has been initialized.");
}
this.enabled = enabled;
}
/**
* Set the value of nonstop
*
* @param nonstop
* @return this configuration instance
*/
public NonstopConfiguration enabled(boolean nonstop) {
this.setEnabled(nonstop);
return this;
}
/**
* Returns true if immediateTimeout is set to true
*
* @return true if immediateTimeout is set to true
*/
public boolean isImmediateTimeout() {
return immediateTimeout;
}
/**
* Set the value of immediateTimeout
*
* @param immediateTimeout the new value
*/
public void setImmediateTimeout(boolean immediateTimeout) {
this.immediateTimeout = immediateTimeout;
}
/**
* Set the value of immediateTimeout
*
* @param immediateTimeout
* @return this configuration instance
*/
public NonstopConfiguration immediateTimeout(boolean immediateTimeout) {
this.setImmediateTimeout(immediateTimeout);
return this;
}
/**
* Returns the value of timeout in milliseconds
*
* @return the value of timeout in milliseconds
*/
public long getTimeoutMillis() {
return timeoutMillis;
}
/**
* Set the value of timeoutMillis
*
* @param timeoutMillis the new value
*/
public void setTimeoutMillis(long timeoutMillis) {
this.timeoutMillis = timeoutMillis;
}
/**
* Returns the value of the search timeout in milliseconds
*
* @return the value of the search timeout in milliseconds
*/
public long getSearchTimeoutMillis() {
return searchTimeoutMillis;
}
/**
* Set the value of the search timeout
*
* @param searchTimeoutMillis the new value
*/
public void setSearchTimeoutMillis(long searchTimeoutMillis) {
this.searchTimeoutMillis = searchTimeoutMillis;
}
/**
* returns the time out multiplication factor for bulk cache operations
*
* @return the value of factor
*/
public int getBulkOpsTimeoutMultiplyFactor() {
return bulkOpsTimeoutMultiplyFactor;
}
/**
* Sets the value of the multiplication factor for bulk cache operations
*
* @param bulkOpsTimeoutMultiplyFactor the new value
*/
public void setBulkOpsTimeoutMultiplyFactor(int bulkOpsTimeoutMultiplyFactor) {
this.bulkOpsTimeoutMultiplyFactor = bulkOpsTimeoutMultiplyFactor;
}
/**
* Set the value of timeoutMillis
*
* @param timeoutMillis the new value
* @return this configuration instance
*/
public NonstopConfiguration timeoutMillis(long timeoutMillis) {
this.setTimeoutMillis(timeoutMillis);
return this;
}
/**
* Set the value of the search timeout
*
* @param searchTimeoutMillis the new value of the search timeout in milliseconds
* @return this configuration instance
*/
public NonstopConfiguration searchTimeoutMillis(long searchTimeoutMillis) {
this.setSearchTimeoutMillis(searchTimeoutMillis);
return this;
}
/**
* Returns value of timeoutBehavior configured
*
* @return value of timeoutBehavior configured
*/
public TimeoutBehaviorConfiguration getTimeoutBehavior() {
return timeoutBehavior;
}
/**
* Set the value of timeoutBehavior
*
* @param timeoutBehavior
*/
public void addTimeoutBehavior(TimeoutBehaviorConfiguration timeoutBehavior) {
this.timeoutBehavior = timeoutBehavior;
}
/**
* Set the value of timeoutBehavior
*
* @param timeoutBehavior
* @return this configuration instance
*/
public NonstopConfiguration timeoutBehavior(TimeoutBehaviorConfiguration timeoutBehavior) {
this.addTimeoutBehavior(timeoutBehavior);
return this;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + bulkOpsTimeoutMultiplyFactor;
result = prime * result + (configFrozen ? 1231 : 1237);
result = prime * result + (enabled ? 1231 : 1237);
result = prime * result + (immediateTimeout ? 1231 : 1237);
result = prime * result + ((timeoutBehavior == null) ? 0 : timeoutBehavior.hashCode());
result = prime * result + (int) (timeoutMillis ^ (timeoutMillis >>> 32));
result = prime * result + (int) (searchTimeoutMillis ^ (searchTimeoutMillis >>> 32));
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
} else if (obj == null || getClass() != obj.getClass()) {
return false;
}
NonstopConfiguration other = (NonstopConfiguration) obj;
if (bulkOpsTimeoutMultiplyFactor != other.bulkOpsTimeoutMultiplyFactor ||
configFrozen != other.configFrozen ||
enabled != other.enabled ||
immediateTimeout != other.immediateTimeout ||
searchTimeoutMillis != other.searchTimeoutMillis ||
timeoutMillis != other.timeoutMillis) {
return false;
}
if (timeoutBehavior == null) {
if (other.timeoutBehavior != null) {
return false;
}
} else if (!timeoutBehavior.equals(other.timeoutBehavior)) {
return false;
}
return true;
}
/**
* {@inheritDoc}
*/
@Override
public NonstopConfiguration clone() throws CloneNotSupportedException {
try {
NonstopConfiguration clone = (NonstopConfiguration) super.clone();
clone.addTimeoutBehavior((TimeoutBehaviorConfiguration) timeoutBehavior.clone());
return clone;
} catch (CloneNotSupportedException e) {
throw new CacheException(e);
}
}
}
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