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/*
* JBoss, Home of Professional Open Source
* Copyright 2009, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
* (C) 2009,
* @author JBoss, a division of Red Hat.
*/
package com.arjuna.ats.jta.common;
import java.util.ArrayList;
import java.util.List;
import javax.transaction.TransactionManager;
import javax.transaction.TransactionSynchronizationRegistry;
import javax.transaction.UserTransaction;
import com.arjuna.ats.internal.arjuna.common.ClassloadingUtility;
import com.arjuna.ats.internal.jta.resources.arjunacore.XAResourceRecordWrappingPlugin;
import com.arjuna.ats.jta.recovery.XAResourceOrphanFilter;
import com.arjuna.ats.jta.recovery.XAResourceRecovery;
import com.arjuna.ats.jta.resources.XAResourceMap;
import com.arjuna.common.internal.util.propertyservice.ConcatenationPrefix;
import com.arjuna.common.internal.util.propertyservice.FullPropertyName;
import com.arjuna.common.internal.util.propertyservice.PropertyPrefix;
/**
* A JavaBean containing configuration properties for the JTA subsystem.
*
* @author Jonathan Halliday ([email protected])
*/
@PropertyPrefix(prefix = "com.arjuna.ats.jta.")
public class JTAEnvironmentBean implements JTAEnvironmentBeanMBean
{
private volatile boolean supportSubtransactions = false;
private volatile String transactionManagerClassName = "com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionManagerImple";
private volatile TransactionManager transactionManager = null;
private volatile String userTransactionClassName = "com.arjuna.ats.internal.jta.transaction.arjunacore.UserTransactionImple";
private volatile UserTransaction userTransaction = null;
private volatile String transactionSynchronizationRegistryClassName = "com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionSynchronizationRegistryImple";
private volatile TransactionSynchronizationRegistry transactionSynchronizationRegistry = null;
@ConcatenationPrefix(prefix = "com.arjuna.ats.jta.xaRecoveryNode")
private volatile List xaRecoveryNodes = new ArrayList();
@ConcatenationPrefix(prefix = "com.arjuna.ats.jta.recovery.XAResourceRecovery")
private volatile List xaResourceRecoveryClassNames = new ArrayList();
private volatile List xaResourceRecoveries = null;
private volatile List xaResourceOrphanFilterClassNames = new ArrayList();
private volatile List xaResourceOrphanFilters = null;
private volatile boolean xaRollbackOptimization = false;
private volatile boolean xaAssumeRecoveryComplete = false;
// com.arjuna.ats.jta.utils.
@FullPropertyName(name = "com.arjuna.ats.jta.utils.UTJNDIContext")
private volatile String userTransactionJNDIContext = "java:/UserTransaction";
@FullPropertyName(name = "com.arjuna.ats.jta.utils.TMJNDIContext")
private volatile String transactionManagerJNDIContext = "java:/TransactionManager";
@FullPropertyName(name = "com.arjuna.ats.jta.utils.TSRJNDIContext")
private volatile String transactionSynchronizationRegistryJNDIContext = "java:/TransactionSynchronizationRegistry";
@ConcatenationPrefix(prefix = "com.arjuna.ats.jta.xaErrorHandler")
private volatile List xaResourceMapClassNames = new ArrayList();
private volatile List xaResourceMaps = null;
private volatile boolean xaTransactionTimeoutEnabled = true;
private volatile String lastResourceOptimisationInterfaceClassName = "com.arjuna.ats.jta.resources.LastResourceCommitOptimisation";
private volatile Class lastResourceOptimisationInterface = null;
private volatile String xaResourceRecordWrappingPluginClassName;
private volatile XAResourceRecordWrappingPlugin xaResourceRecordWrappingPlugin;
/**
* Returns true if subtransactions are allowed.
* Warning: subtransactions are not JTA spec compliant and most XA resource managers don't understand them.
*
* Default: false.
* Equivalent deprecated property: com.arjuna.ats.jta.supportSubtransactions
*
* @return true if subtransactions are enabled, false otherwise.
*/
public boolean isSupportSubtransactions()
{
return supportSubtransactions;
}
/**
* Sets if subtransactions should be allowed.
*
* @param supportSubtransactions true to enable subtransactions, false to disable.
*/
public void setSupportSubtransactions(boolean supportSubtransactions)
{
this.supportSubtransactions = supportSubtransactions;
}
/**
* Returns the class name of the javax.transaction.TransactionManager implementation.
*
* Default: "com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionManagerImple"
* Equivalent deprecated property: com.arjuna.ats.jta.transactionManagerClassName
*
* @return the name of the class implementing TransactionManager.
*/
public String getTransactionManagerClassName()
{
return transactionManagerClassName;
}
/**
* Sets the class name of the javax.transaction.TransactionManager implementation.
*
* @param transactionManagerClassName the name of a class which implements TransactionManager.
*/
public void setTransactionManagerClassName(String transactionManagerClassName)
{
synchronized(this)
{
if(transactionManagerClassName == null)
{
this.transactionManager = null;
}
else if(!transactionManagerClassName.equals(this.transactionManagerClassName))
{
this.transactionManager = null;
}
this.transactionManagerClassName = transactionManagerClassName;
}
}
/**
* Returns an instance of a class implementing javax.transaction.TransactionManager.
*
* If there is no pre-instantiated instance set and classloading or instantiation fails,
* this method will log an appropriate warning and return null, not throw an exception.
*
* @return a javax.transaction.TransactionManager implementation instance, or null.
*/
public TransactionManager getTransactionManager()
{
if(transactionManager == null && transactionManagerClassName != null)
{
synchronized(this) {
if(transactionManager == null && transactionManagerClassName != null) {
TransactionManager instance = ClassloadingUtility.loadAndInstantiateClass(TransactionManager.class, transactionManagerClassName, null);
transactionManager = instance;
}
}
}
return transactionManager;
}
/**
* Sets the instance of javax.transaction.TransactionManager
*
* @param instance an Object that implements javax.transaction.TransactionManager, or null.
*/
public void setTransactionManager(TransactionManager instance)
{
synchronized(this)
{
TransactionManager oldInstance = this.transactionManager;
transactionManager = instance;
if(instance == null)
{
this.transactionManagerClassName = null;
}
else if(instance != oldInstance)
{
String name = ClassloadingUtility.getNameForClass(instance);
this.transactionManagerClassName = name;
}
}
}
/**
* Returns the class name of the javax.transaction.UserTransaction implementation.
*
* Default: "com.arjuna.ats.internal.jta.transaction.arjunacore.UserTransactionImple"
* Equivalent deprecated property: com.arjuna.ats.jta.userTransactionClassName
*
* @return the name of the class implementing javax.transaction.UserTransaction.
*/
public String getUserTransactionClassName()
{
return userTransactionClassName;
}
/**
* Sets the class name of the javax.transaction.UserTransaction implementation.
*
* @param userTransactionClassName the name of a class which implements javax.transaction.UserTransaction.
*/
public void setUserTransactionClassName(String userTransactionClassName)
{
synchronized(this)
{
if(userTransactionClassName == null)
{
this.userTransaction = null;
}
else if(!userTransactionClassName.equals(this.userTransactionClassName))
{
this.userTransaction = null;
}
this.userTransactionClassName = userTransactionClassName;
}
}
/**
* Returns an instance of a class implementing javax.transaction.UserTransaction.
*
* If there is no pre-instantiated instance set and classloading or instantiation fails,
* this method will log an appropriate warning and return null, not throw an exception.
*
* @return a javax.transaction.UserTransaction implementation instance, or null.
*/
public UserTransaction getUserTransaction()
{
if(userTransaction == null && userTransactionClassName != null)
{
synchronized (this) {
if(userTransaction == null && userTransactionClassName != null) {
UserTransaction instance = ClassloadingUtility.loadAndInstantiateClass(UserTransaction.class, userTransactionClassName, null);
userTransaction = instance;
}
}
}
return userTransaction;
}
/**
* Sets the instance of javax.transaction.UserTransaction
*
* @param instance an Object that implements javax.transaction.UserTransaction, or null.
*/
public void setUserTransaction(UserTransaction instance)
{
synchronized(this)
{
UserTransaction oldInstance = this.userTransaction;
userTransaction = instance;
if(instance == null)
{
this.userTransactionClassName = null;
}
else if(instance != oldInstance)
{
String name = ClassloadingUtility.getNameForClass(instance);
this.userTransactionClassName = name;
}
}
}
/**
* Returns the class name of the javax.transaction.TransactionSynchronizationRegistry implementation.
*
* Default: "com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionSynchronizationRegistryImple"
* Equivalent deprecated property: com.arjuna.ats.jta.transactionSynchronizationRegistryClassName
*
* @return the name of the class implementing javax.transaction.TransactionSynchronizationRegistry.
*/
public String getTransactionSynchronizationRegistryClassName()
{
return transactionSynchronizationRegistryClassName;
}
/**
* Sets the class name of the javax.transaction.TransactionSynchronizationRegistry implementation.
*
* @param transactionSynchronizationRegistryClassName the name of a class which implements TransactionSynchronizationRegistry.
*/
public void setTransactionSynchronizationRegistryClassName(String transactionSynchronizationRegistryClassName)
{
synchronized(this)
{
if(transactionSynchronizationRegistryClassName == null)
{
this.transactionSynchronizationRegistry = null;
}
else if(!transactionSynchronizationRegistryClassName.equals(this.transactionSynchronizationRegistryClassName))
{
this.transactionSynchronizationRegistry = null;
}
this.transactionSynchronizationRegistryClassName = transactionSynchronizationRegistryClassName;
}
}
/**
* Returns an instance of a class implementing javax.transaction.transactionSynchronizationRegistry.
*
* If there is no pre-instantiated instance set and classloading or instantiation fails,
* this method will log an appropriate warning and return null, not throw an exception.
*
* @return a javax.transaction.TransactionSynchronizationRegistry implementation instance, or null.
*/
public TransactionSynchronizationRegistry getTransactionSynchronizationRegistry()
{
if(transactionSynchronizationRegistry == null && transactionSynchronizationRegistryClassName != null)
{
synchronized (this) {
if(transactionSynchronizationRegistry == null && transactionSynchronizationRegistryClassName != null) {
TransactionSynchronizationRegistry instance = ClassloadingUtility.loadAndInstantiateClass(TransactionSynchronizationRegistry.class, transactionSynchronizationRegistryClassName, null);
transactionSynchronizationRegistry = instance;
}
}
}
return transactionSynchronizationRegistry;
}
/**
* Sets the instance of javax.transaction.TransactionSynchronizationRegistry
*
* @param instance an Object that implements javax.transaction.TransactionSynchronizationRegistry, or null.
*/
public void setTransactionSynchronizationRegistry(TransactionSynchronizationRegistry instance)
{
synchronized(this)
{
TransactionSynchronizationRegistry oldInstance = this.transactionSynchronizationRegistry;
transactionSynchronizationRegistry = instance;
if(instance == null)
{
this.transactionSynchronizationRegistryClassName = null;
}
else if(instance != oldInstance)
{
String name = ClassloadingUtility.getNameForClass(instance);
this.transactionSynchronizationRegistryClassName = name;
}
}
}
/**
* Returns the set of node identifiers for which recovery will be performed.
* The returned list is a copy. May return an empty list, will not return null.
*
* Default: empty list.
* Equivalent deprecated property prefix: com.arjuna.ats.jta.xaRecoveryNode
*
* @return the set of node identifiers for which to perform recovery.
*/
public List getXaRecoveryNodes()
{
return new ArrayList(xaRecoveryNodes);
}
/**
* Sets the node identifiers for which recovery will be performed.
* The provided list will be copied, not retained.
*
* @param xaRecoveryNodes the set of node identifiers for which to perform recovery.
*/
public void setXaRecoveryNodes(List xaRecoveryNodes)
{
if(xaRecoveryNodes == null) {
this.xaRecoveryNodes = new ArrayList();
} else {
this.xaRecoveryNodes = new ArrayList(xaRecoveryNodes);
}
}
/**
* Returns the set of XAResourceRecovery implementation class names,
* each of which may have configuration data appended to it.
* The returned list is a copy. May return an empty list, will not return null.
*
* Default: empty list.
* Equivalent deprecated property prefix: com.arjuna.ats.jta.recovery.XAResourceRecovery
*
* @return the set of XAResourceRecovery implementations with their configuration data.
*/
public List getXaResourceRecoveryClassNames()
{
synchronized(this)
{
return new ArrayList(xaResourceRecoveryClassNames);
}
}
/**
* Sets the class names of the XAResourceRecovery implementations that will be used,
* each optionally including trailing configuration data.
* The provided list will be copied, not retained.
*
* @param xaResourceRecoveryClassNames the XAResourceRecovery implementation class names and configuration.
*/
public void setXaResourceRecoveryClassNames(List xaResourceRecoveryClassNames)
{
synchronized(this)
{
if(xaResourceRecoveryClassNames == null)
{
this.xaResourceRecoveries = null;
this.xaResourceRecoveryClassNames = new ArrayList();
}
else if(!xaResourceRecoveryClassNames.equals(this.xaResourceRecoveryClassNames))
{
this.xaResourceRecoveries = null;
this.xaResourceRecoveryClassNames = new ArrayList(xaResourceRecoveryClassNames);
}
}
}
/**
* Returns the set of XAResourceRecovery instances.
* The returned list is a copy. May return an empty list, will not return null.
*
* If there is no pre-instantiated instance set and classloading or instantiation of one or more
* elements fails, this method will log an appropriate warning and return a non-null set with
* fewer elements.
*
* @return the set of XAResourceRecovery instances.
*/
public List getXaResourceRecoveries()
{
synchronized(this)
{
if(xaResourceRecoveries == null) {
List instances = ClassloadingUtility.loadAndInstantiateClassesWithInit(XAResourceRecovery.class, xaResourceRecoveryClassNames);
xaResourceRecoveries = instances;
}
return new ArrayList(xaResourceRecoveries);
}
}
/**
* Sets the instances of XAResourceRecovery.
* The provided list will be copied, not retained.
*
* @param xaResourceRecoveries the set of XAResourceRecovery instances.
*/
public void setXaResourceRecoveries(List xaResourceRecoveries)
{
synchronized(this)
{
if(xaResourceRecoveries == null)
{
this.xaResourceRecoveries = new ArrayList();
this.xaResourceRecoveryClassNames = new ArrayList();
}
else
{
this.xaResourceRecoveries = new ArrayList(xaResourceRecoveries);
List names = ClassloadingUtility.getNamesForClasses(this.xaResourceRecoveries);
this.xaResourceRecoveryClassNames = names;
}
}
}
/**
* Returns a list of names of classes that implement XAResourceOrphanFilter.
* The returned list is a copy. May return an empty list, will not return null.
*
* Default: empty list.
* Equivalent deprecated property prefix:
*
* @return a list of XAResourceOrphanFilter implementation class names.
*/
public List getXaResourceOrphanFilterClassNames()
{
synchronized(this)
{
return new ArrayList(xaResourceOrphanFilterClassNames);
}
}
/**
* Sets the class names of XAResourceOrphanFilter implementations.
* List elements should be names of classes that implement XAResourceOrphanFilter.
* The provided list will be copied, not retained.
*
* @param xaResourceOrphanFilterClassNames a list of XAResourceOrphanFilter implementation classes.
*/
public void setXaResourceOrphanFilterClassNames(List xaResourceOrphanFilterClassNames)
{
synchronized(this)
{
if(xaResourceOrphanFilterClassNames == null)
{
this.xaResourceOrphanFilters = new ArrayList();
this.xaResourceOrphanFilterClassNames = new ArrayList();
}
else if(!xaResourceOrphanFilterClassNames.equals(this.xaResourceOrphanFilterClassNames))
{
this.xaResourceOrphanFilters = null;
this.xaResourceOrphanFilterClassNames = new ArrayList(xaResourceOrphanFilterClassNames);
}
}
}
/**
* Returns the set of XAResourceOrphanFilter instances.
* The returned list is a copy. May return an empty list, will not return null.
*
* If there is no pre-instantiated instance set and classloading or instantiation of one or more
* elements fails, this method will log an appropriate warning and return a non-null set with
* fewer elements.
*
* @return the set of XAResourceOrphanFilter instances.
*/
public List getXaResourceOrphanFilters()
{
synchronized(this)
{
if(xaResourceOrphanFilters == null) {
List instances = ClassloadingUtility.loadAndInstantiateClassesWithInit(XAResourceOrphanFilter.class, xaResourceOrphanFilterClassNames);
xaResourceOrphanFilters = instances;
}
return new ArrayList(xaResourceOrphanFilters);
}
}
/**
* Sets the instances of XAResourceOrphanFilter.
* The provided list will be copied, not retained.
*
* @param xaResourceOrphanFilters the set of XAResourceOrphanFilter instances.
*/
public void setXaResourceOrphanFilters(List xaResourceOrphanFilters)
{
synchronized(this)
{
if(xaResourceOrphanFilters == null)
{
this.xaResourceOrphanFilters = new ArrayList();
this.xaResourceOrphanFilterClassNames = new ArrayList();
}
else
{
this.xaResourceOrphanFilters = new ArrayList(xaResourceOrphanFilters);
List names = ClassloadingUtility.getNamesForClasses(this.xaResourceOrphanFilters);
this.xaResourceOrphanFilterClassNames = names;
}
}
}
/**
* Returns if connections associated to XAResources that fail during prepare should be cleaned up immediately.
* TODO move to JDBC module as it's only for our own connection manager?
*
* Default: false.
* Equivalent deprecated property: com.arjuna.ats.jta.xaRollbackOptimization
*
* @return true for cleanup during prepare, false for cleanup during phase two rollback.
*/
public boolean isXaRollbackOptimization()
{
return xaRollbackOptimization;
}
/**
* Sets if failed resources should be cleaned up during prepare or during phase two.
*
* @param xaRollbackOptimization true for immediate cleanup, false for phase two cleanup.
*/
public void setXaRollbackOptimization(boolean xaRollbackOptimization)
{
this.xaRollbackOptimization = xaRollbackOptimization;
}
/**
* Returns if XAResources that can't be recovered should be assumed to have completed.
* WARNING: enabling this property is not recommended and may cause inconsistency if
* your recovery configuration is incorrect or resource managers are not available.
*
* Default: false.
* Equivalent deprecated property: com.arjuna.ats.jta.xaAssumeRecoveryComplete
*
* @return true for assumed completion, false for no such assumption.
*/
public boolean isXaAssumeRecoveryComplete()
{
return xaAssumeRecoveryComplete;
}
/**
* Sets if XAResources that can't be recovered should be assumed to have completed.
*
* @param xaAssumeRecoveryComplete true to enable completion assumption, false to disable.
*/
public void setXaAssumeRecoveryComplete(boolean xaAssumeRecoveryComplete)
{
this.xaAssumeRecoveryComplete = xaAssumeRecoveryComplete;
}
/**
* Returns the JNDI bind name for the implementation of UserTransaction.
*
* Default: "java:/UserTransaction"
* Equivalent deprecated property: com.arjuna.ats.jta.utils.UTJNDIContext
*
* @return the JNDI bind location for the UserTransaction interface.
*/
public String getUserTransactionJNDIContext()
{
return userTransactionJNDIContext;
}
/**
* Sets the JNDI bind name for the implementation of UserTransaction.
*
* @param userTransactionJNDIContext the JNDI bind location for the UserTransaction interface.
*/
public void setUserTransactionJNDIContext(String userTransactionJNDIContext)
{
this.userTransactionJNDIContext = userTransactionJNDIContext;
}
/**
* Returns the JNDI bind name for the implementation of TransactionManager.
*
* Default: "java:/TransactionManager"
* Equivalent deprecated property: com.arjuna.ats.jta.utils.TMJNDIContext
*
* @return the JNDI bind location for the TransactionManager interface.
*/
public String getTransactionManagerJNDIContext()
{
return transactionManagerJNDIContext;
}
/**
* Sets the JNDI bind name for the implementation of TransactionManager.
*
* @param transactionManagerJNDIContext the JNDI bind location for the TransactionManager interface.
*/
public void setTransactionManagerJNDIContext(String transactionManagerJNDIContext)
{
this.transactionManagerJNDIContext = transactionManagerJNDIContext;
}
/**
* Returns the JNDI bind name for the implementation of TransactionSynchronizationRegistry.
*
* Default: "java:/TransactionSynchronizationRegistry"
* Equivalent deprecated property: com.arjuna.ats.jta.utils.TSRJNDIContext
*
* @return the JNDI bind location for the TransactionSynchronizationRegistry interface.
*/
public String getTransactionSynchronizationRegistryJNDIContext()
{
return transactionSynchronizationRegistryJNDIContext;
}
/**
* Sets tje JNDI bind name for the implementation of TransactionSynchronizationRegistry.
*
* @param transactionSynchronizationRegistryJNDIContext the JNDI bind location for the TransactionSynchronizationRegistry implementation.
*/
public void setTransactionSynchronizationRegistryJNDIContext(String transactionSynchronizationRegistryJNDIContext)
{
this.transactionSynchronizationRegistryJNDIContext = transactionSynchronizationRegistryJNDIContext;
}
/**
* Returns the set of XAResourceMap implementation class names used to configure XAException handling.
* The returned list is a copy. May return an empty list, will not return null.
*
* Default: empty list.
* Equivalent deprecated property prefix: com.arjuna.ats.jta.xaErrorHandler
*
* @return a set of class names, each an implementation of XAResourceMap.
*/
public List getXaResourceMapClassNames()
{
synchronized(this)
{
return new ArrayList(xaResourceMapClassNames);
}
}
/**
* Sets the names of the XAResourceMap classes used for XAException handling.
* The provided list will be copied, not retained.
*
* @param xaResourceMapClassNames a set of names of classes, each implementing XAResourceMap.
*/
public void setXaResourceMapClassNames(List xaResourceMapClassNames)
{
synchronized(this)
{
if(xaResourceMapClassNames == null)
{
this.xaResourceMaps = null;
this.xaResourceMapClassNames = new ArrayList();
}
else if(!xaResourceMapClassNames.equals(this.xaResourceMapClassNames))
{
this.xaResourceMaps = null;
this.xaResourceMapClassNames = new ArrayList(xaResourceMapClassNames);
}
}
}
/**
* Returns the set of XAResourceMap instances.
* The returned list is a copy. May return an empty list, will not return null.
*
* If there is no pre-instantiated instance set and classloading or instantiation of one or more
* elements fails, this method will log an appropriate warning and return a non-null set with
* fewer elements.
*
* @return the set of XAResourceMap instances.
*/
public List getXaResourceMaps()
{
synchronized(this)
{
if(xaResourceMaps == null) {
List instances = ClassloadingUtility.loadAndInstantiateClassesWithInit(XAResourceMap.class, xaResourceMapClassNames);
xaResourceMaps = instances;
}
return new ArrayList(xaResourceMaps);
}
}
/**
* Sets the instances of XAResourceMap.
* The provided list will be copied, not retained.
*
* @param xaResourceMaps the set of XAResourceMap instances.
*/
public void setXaResourceMaps(List xaResourceMaps)
{
synchronized(this)
{
if(xaResourceMaps == null)
{
this.xaResourceMaps = new ArrayList();
this.xaResourceMapClassNames = new ArrayList();
}
else
{
this.xaResourceMaps = new ArrayList(xaResourceMaps);
List names = ClassloadingUtility.getNamesForClasses(this.xaResourceMaps);
this.xaResourceMapClassNames = names;
}
}
}
/**
* Returns if the transaction timeout is passed on to the enlisted XAResources.
*
* Default: true.
* Equivalent deprecated property: com.arjuna.ats.jta.xaTransactionTimeoutEnabled
*
* @return true to pass transaction timeout configuration on to the XAResources, false to skip setting resource timeout.
*/
public boolean isXaTransactionTimeoutEnabled()
{
return xaTransactionTimeoutEnabled;
}
/**
* Sets if the transaction timeout should be passed to the enlisted XAResource or not.
*
* @param xaTransactionTimeoutEnabled true to enable setting XAResource timeouts, false to disable.
*/
public void setXaTransactionTimeoutEnabled(boolean xaTransactionTimeoutEnabled)
{
this.xaTransactionTimeoutEnabled = xaTransactionTimeoutEnabled;
}
/**
* Returns the class name of the marker interface used to indicate a LastResource.
*
* Default: null.
* Equivalent deprecated property: com.arjuna.ats.jta.lastResourceOptimisationInterfaceClassName
*
* @return the class name of the market interface for LastResource handling.
*/
public String getLastResourceOptimisationInterfaceClassName()
{
return lastResourceOptimisationInterfaceClassName;
}
/**
* Sets the class name of the marker interface used to indicate a LastResource.
*
* @param lastResourceOptimisationInterfaceClassName the class name of the marker interface.
*/
public void setLastResourceOptimisationInterfaceClassName(String lastResourceOptimisationInterfaceClassName)
{
synchronized(this)
{
if(lastResourceOptimisationInterfaceClassName == null)
{
this.lastResourceOptimisationInterface = null;
}
else if(!lastResourceOptimisationInterfaceClassName.equals(this.lastResourceOptimisationInterfaceClassName))
{
this.lastResourceOptimisationInterface = null;
}
this.lastResourceOptimisationInterfaceClassName = lastResourceOptimisationInterfaceClassName;
}
}
/**
* Returns the Class representing the marker interface for LastResource.
*
* If there is no Class set and loading fails, this method will log an appropriate warning
* and return null, not throw an exception.
*
* @return the LastResource marker interface.
*/
public Class getLastResourceOptimisationInterface()
{
if(lastResourceOptimisationInterface == null && lastResourceOptimisationInterfaceClassName != null) {
synchronized(this) {
if(lastResourceOptimisationInterface == null && lastResourceOptimisationInterfaceClassName != null) {
lastResourceOptimisationInterface = ClassloadingUtility.loadClass(lastResourceOptimisationInterfaceClassName);
}
}
}
return lastResourceOptimisationInterface;
}
/**
* Sets a Class to use as the marker interface for LastResource
*
* @param clazz a marker interface Class, or null.
*/
public void setLastResourceOptimisationInterface(Class clazz)
{
synchronized(this)
{
Class oldClazz = this.lastResourceOptimisationInterface;
lastResourceOptimisationInterface = clazz;
if(clazz == null)
{
this.lastResourceOptimisationInterfaceClassName = null;
}
else if(clazz != oldClazz)
{
String name = ClassloadingUtility.getNameForClass(clazz);
this.lastResourceOptimisationInterfaceClassName = name;
}
}
}
/**
* Returns the class name of the XAResourceRecordWrappingPlugin implementation.
*
* Default: null
*
* @return the name of the class implementing XAResourceRecordWrappingPlugin.
*/
public String getXaResourceRecordWrappingPluginClassName()
{
return xaResourceRecordWrappingPluginClassName;
}
/**
* Sets the class name of the XAResourceRecordWrappingPlugin implementation.
*
* @param xaResourceRecordWrappingPluginClassName the name of a class which implements XAResourceRecordWrappingPlugin.
*/
public void setXaResourceRecordWrappingPluginClassName(String xaResourceRecordWrappingPluginClassName)
{
synchronized(this)
{
if(xaResourceRecordWrappingPluginClassName == null)
{
this.xaResourceRecordWrappingPlugin = null;
}
else if(!xaResourceRecordWrappingPluginClassName.equals(this.xaResourceRecordWrappingPluginClassName))
{
this.xaResourceRecordWrappingPlugin = null;
}
this.xaResourceRecordWrappingPluginClassName = xaResourceRecordWrappingPluginClassName;
}
}
/**
* Returns an instance of a class implementing XAResourceRecordWrappingPlugin.
*
* If there is no pre-instantiated instance set and classloading or instantiation fails,
* this method will log an appropriate warning and return null, not throw an exception.
*
* @return a XAResourceRecordWrappingPlugin implementation instance, or null.
*/
public XAResourceRecordWrappingPlugin getXAResourceRecordWrappingPlugin()
{
if(xaResourceRecordWrappingPlugin == null && xaResourceRecordWrappingPluginClassName != null)
{
synchronized(this) {
if(xaResourceRecordWrappingPlugin == null && xaResourceRecordWrappingPluginClassName != null) {
XAResourceRecordWrappingPlugin instance = ClassloadingUtility.loadAndInstantiateClass(XAResourceRecordWrappingPlugin.class, xaResourceRecordWrappingPluginClassName, null);
xaResourceRecordWrappingPlugin = instance;
}
}
}
return xaResourceRecordWrappingPlugin;
}
/**
* Sets the instance of XAResourceRecordWrappingPlugin
*
* @param instance an Object that implements XAResourceRecordWrappingPlugin, or null.
*/
public void setXAResourceRecordWrappingPlugin(XAResourceRecordWrappingPlugin instance)
{
synchronized(this)
{
XAResourceRecordWrappingPlugin oldInstance = this.xaResourceRecordWrappingPlugin;
xaResourceRecordWrappingPlugin = instance;
if(instance == null)
{
this.xaResourceRecordWrappingPluginClassName = null;
}
else if(instance != oldInstance)
{
String name = ClassloadingUtility.getNameForClass(instance);
this.xaResourceRecordWrappingPluginClassName = name;
}
}
}
}
