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package oracle.toplink.essentials.internal.ejb.cmp3;
import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.util.*;
import java.lang.reflect.Constructor;
import javax.persistence.spi.PersistenceUnitInfo;
import javax.persistence.spi.ClassTransformer;
import javax.persistence.PersistenceException;
import oracle.toplink.essentials.config.TopLinkProperties;
import oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider;
import oracle.toplink.essentials.internal.databaseaccess.DatasourcePlatform;
import oracle.toplink.essentials.internal.ejb.cmp3.base.PropertiesHandler;
import oracle.toplink.essentials.internal.weaving.TransformerFactory;
import oracle.toplink.essentials.jndi.JNDIConnector;
import oracle.toplink.essentials.logging.AbstractSessionLog;
import oracle.toplink.essentials.logging.SessionLog;
import oracle.toplink.essentials.internal.security.PrivilegedAccessHelper;
import oracle.toplink.essentials.internal.security.PrivilegedClassForName;
import oracle.toplink.essentials.internal.sessions.AbstractSession;
import oracle.toplink.essentials.sequencing.Sequence;
import oracle.toplink.essentials.sessions.*;
import oracle.toplink.essentials.threetier.ReadConnectionPool;
import oracle.toplink.essentials.threetier.ServerSession;
import oracle.toplink.essentials.internal.ejb.cmp3.metadata.MetadataProcessor;
import oracle.toplink.essentials.tools.sessionmanagement.SessionManager;
import oracle.toplink.essentials.descriptors.ClassDescriptor;
import oracle.toplink.essentials.internal.ejb.cmp3.base.CMP3Policy;
import oracle.toplink.essentials.platform.server.CustomServerPlatform;
import oracle.toplink.essentials.platform.server.ServerPlatform;
import oracle.toplink.essentials.exceptions.*;
import oracle.toplink.essentials.internal.helper.EJB30ConversionManager;
import javax.persistence.spi.PersistenceUnitTransactionType;
import oracle.toplink.essentials.ejb.cmp3.persistence.PersistenceUnitProcessor;
import oracle.toplink.essentials.internal.ejb.cmp3.jdbc.base.DataSourceImpl;
import oracle.toplink.essentials.tools.sessionconfiguration.DescriptorCustomizer;
import oracle.toplink.essentials.tools.sessionconfiguration.SessionCustomizer;
import oracle.toplink.essentials.internal.security.SecurableObjectHolder;
import static oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.*;
/**
* INTERNAL:
* A TopLink specific implementer of the EntityManagerInitializer interface.
*/
public class EntityManagerSetupImpl {
/*
* Design Pattern in use: Builder pattern
* EntityManagerSetupImpl, MetadataProcessor and MetadataProject
* play the role of director, builder and product respectively.
* See processORMetadata which is the factory method.
*/
protected MetadataProcessor processor = null;
protected PersistenceUnitInfo persistenceUnitInfo = null;
protected Map predeployProperties = null;
// count a number of open factories that use this object.
protected int factoryCount = 0;
protected ServerSession session = null;
// true if predeploy called by createContainerEntityManagerFactory; false - createEntityManagerFactory
protected boolean isInContainerMode = false;
// indicates whether weaving was used on the first run through predeploy (in STATE_INITIAL)
protected boolean enableLazyForOneToOne = false;
// indicates that classes have already been woven
protected boolean isWeavingStatic = false;
protected SecurableObjectHolder securableObjectHolder = new SecurableObjectHolder();
// factoryCount==0; session==null
public static final String STATE_INITIAL = "Initial";
// session != null
public static final String STATE_PREDEPLOYED = "Predeployed";
// factoryCount>0; session != null; session stored in SessionManager
public static final String STATE_DEPLOYED = "Deployed";
// factoryCount==0; session==null
public static final String STATE_PREDEPLOY_FAILED="PredeployFailed";
// factoryCount>0; session != null
public static final String STATE_DEPLOY_FAILED = "DeployFailed";
// factoryCount==0; session==null
public static final String STATE_UNDEPLOYED = "Undeployed";
protected String state = STATE_INITIAL;
/**
* Initial -----> PredeployFailed
* | |
* V V
* |-> Predeployed --> DeployFailed
* | | | |
* | V V V
* | Deployed -> Undeployed-->|
* | |
* |<-------------------------V
*/
public static final String ERROR_LOADING_XML_FILE = "error_loading_xml_file";
public static final String EXCEPTION_LOADING_ENTITY_CLASS = "exception_loading_entity_class";
/**
* This method can be used to ensure the session represented by emSetupImpl
* is removed from the SessionManager.
*/
protected void removeSessionFromGlobalSessionManager() {
if (session != null){
if(session.isConnected()) {
session.logout();
}
SessionManager.getManager().getSessions().remove(session.getName());
}
}
/**
* Deploy a persistence session and return an EntityManagerFactory.
*
* Deployment takes a session that was partially created in the predeploy call and makes it whole.
*
* This means doing any configuration that requires the real class definitions for the entities. In
* the predeploy phase we were in a stage where we were not let allowed to load the real classes.
*
* Deploy could be called several times - but only the first call does the actual deploying -
* additional calls allow to update session properties (in case the session is not connected).
*
* Note that there is no need to synchronize deploy method - it doesn't alter factoryCount
* and while deploy is executed no other method can alter the current state
* (predeploy call would just increment factoryCount; undeploy call would not drop factoryCount to 0).
* However precautions should be taken to handle concurrent calls to deploy, because those may
* alter the current state or connect the session.
*
* @param realClassLoader The class loader that was used to load the entity classes. This loader
* will be maintained for the lifespan of the loaded classes.
* @param additionalProperties added to predeployProperties for updateServerSession overriding existing properties.
* In JSE case it allows to alter properties in main (as opposed to preMain where preDeploy is called).
* @return An EntityManagerFactory to be used by the Container to obtain EntityManagers
*/
public ServerSession deploy(ClassLoader realClassLoader, Map additionalProperties) {
if(state != STATE_PREDEPLOYED && state != STATE_DEPLOYED) {
throw new PersistenceException(EntityManagerSetupException.cannotDeployWithoutPredeploy(persistenceUnitInfo.getPersistenceUnitName(), state));
}
// state is PREDEPLOYED or DEPLOYED
session.log(SessionLog.FINEST, SessionLog.PROPERTIES, "deploy_begin", new Object[]{getPersistenceUnitInfo().getPersistenceUnitName(), state, factoryCount});
try {
Map deployProperties = mergeMaps(additionalProperties, predeployProperties);
translateOldProperties(deployProperties, session);
if(state == STATE_PREDEPLOYED) {
synchronized(session) {
if(state == STATE_PREDEPLOYED) {
try {
// The project is initially created using class names rather than classes. This call will make the conversion
session.getProject().convertClassNamesToClasses(realClassLoader);
// listeners and queries require the real classes and are therefore built during deploy using the realClassLoader
processor.setClassLoader(realClassLoader);
processor.addEntityListeners();
processor.addNamedQueries();
// free the resouces that we don't need any more.
processor.cleanup();
processor = null;
initServerSession(deployProperties);
if (session.getIntegrityChecker().hasErrors()){
session.handleException(new IntegrityException(session.getIntegrityChecker()));
}
session.getDatasourcePlatform().getConversionManager().setLoader(realClassLoader);
state = STATE_DEPLOYED;
} catch (RuntimeException ex) {
state = STATE_DEPLOY_FAILED;
// session not discarded here only because it will be used in undeploy method for debug logging.
throw new PersistenceException(EntityManagerSetupException.deployFailed(persistenceUnitInfo.getPersistenceUnitName(), ex));
}
}
}
}
// state is DEPLOYED
if(!session.isConnected()) {
synchronized(session) {
if(!session.isConnected()) {
updateServerSession(deployProperties, realClassLoader);
if(isValidationOnly(deployProperties, false)) {
session.initializeDescriptors();
} else {
login(session, deployProperties);
generateDDLFiles(session, deployProperties, !isInContainerMode);
}
}
}
}
return session;
} catch (IllegalArgumentException illegalArgumentException) {
throw new javax.persistence.PersistenceException(illegalArgumentException);
} catch (oracle.toplink.essentials.exceptions.ValidationException exception) {
throw new javax.persistence.PersistenceException(exception);
} finally {
session.log(SessionLog.FINEST, SessionLog.PROPERTIES, "deploy_end", new Object[]{getPersistenceUnitInfo().getPersistenceUnitName(), state, factoryCount});
}
}
/**
* INTERNAL:
* Adds descriptors plus sequencing info found on the project to the session.
*/
protected void addProjectToSession(ServerSession session, Project project) {
DatasourcePlatform sessionPlatform = (DatasourcePlatform)session.getDatasourceLogin().getDatasourcePlatform();
DatasourcePlatform projectPlatform = (DatasourcePlatform)project.getDatasourceLogin().getDatasourcePlatform();
if (!sessionPlatform.hasDefaultSequence() && projectPlatform.hasDefaultSequence()) {
sessionPlatform.setDefaultSequence(projectPlatform.getDefaultSequence());
}
if ((sessionPlatform.getSequences() == null) || sessionPlatform.getSequences().isEmpty()) {
if ((projectPlatform.getSequences() != null) && !projectPlatform.getSequences().isEmpty()) {
sessionPlatform.setSequences(projectPlatform.getSequences());
}
} else {
if ((projectPlatform.getSequences() != null) && !projectPlatform.getSequences().isEmpty()) {
Iterator itProjectSequences = projectPlatform.getSequences().values().iterator();
while (itProjectSequences.hasNext()) {
Sequence sequence = (Sequence)itProjectSequences.next();
if (!sessionPlatform.getSequences().containsKey(sequence.getName())) {
sessionPlatform.addSequence(sequence);
}
}
}
}
session.addDescriptors(project);
}
/**
* INTERNAL:
* Put the given session into the session manager so it can be looked up later
*/
protected void addSessionToGlobalSessionManager() {
AbstractSession oldSession = (AbstractSession)SessionManager.getManager().getSessions().get(session.getName());
if(oldSession != null) {
throw new PersistenceException(EntityManagerSetupException.attemptedRedeployWithoutClose(session.getName()));
}
SessionManager.getManager().addSession(session);
}
/**
* INTERNAL:
* Assign a CMP3Policy to each descriptor
*/
protected void assignCMP3Policy() {
// all descriptors assigned CMP3Policy
Project project = session.getProject();
for (Iterator iterator = project.getDescriptors().values().iterator(); iterator.hasNext();){
//bug:4406101 changed class cast to base class, which is used in projects generated from 904 xml
ClassDescriptor descriptor = (ClassDescriptor)iterator.next();
if(descriptor.getCMPPolicy() == null) {
descriptor.setCMPPolicy(new CMP3Policy());
}
}
}
/**
* INTERNAL:
* Updates the TopLink ServerPlatform class for use with this platform.
* @returns true if the ServerPlatform has changed.
*/
protected boolean updateServerPlatform(Map m, ClassLoader loader) {
String serverPlatformClassName = PropertiesHandler.getPropertyValueLogDebug(TopLinkProperties.TARGET_SERVER, m, session);
if(serverPlatformClassName == null) {
// property is not specified - nothing to do.
return false;
}
// originalServerPlatform is always non-null - Session's constructor sets serverPlatform to NoServerPlatform
ServerPlatform originalServerPlatform = session.getServerPlatform();
String originalServerPlatformClassName = originalServerPlatform.getClass().getName();
if(originalServerPlatformClassName.equals(serverPlatformClassName)) {
// nothing to do - use the same value as before
return false;
}
// the new serverPlatform
ServerPlatform serverPlatform = null;
// New platform - create the new instance and set it.
Class cls = findClassForProperty(serverPlatformClassName, TopLinkProperties.TARGET_SERVER, loader);
try {
Constructor constructor = cls.getConstructor(new Class[]{oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.class});
serverPlatform = (ServerPlatform)constructor.newInstance(new Object[]{session});
} catch (Exception ex) {
if(ExternalTransactionController.class.isAssignableFrom(cls)) {
// the new serverPlatform is CustomServerPlatform, cls is its ExternalTransactionController class
if(originalServerPlatform.getClass().equals(CustomServerPlatform.class)) {
// both originalServerPlatform and the new serverPlatform are Custom,
// just set externalTransactionController class (if necessary) into
// originalServerPlatform
CustomServerPlatform originalCustomServerPlatform = (CustomServerPlatform)originalServerPlatform;
if(cls.equals(originalCustomServerPlatform.getExternalTransactionControllerClass())) {
// externalTransactionController classes are the same - nothing to do
} else {
originalCustomServerPlatform.setExternalTransactionControllerClass(cls);
}
} else {
// originalServerPlatform is not custom - need a new one.
CustomServerPlatform customServerPlatform = new CustomServerPlatform(session);
customServerPlatform.setExternalTransactionControllerClass(cls);
serverPlatform = customServerPlatform;
}
} else {
throw EntityManagerSetupException.failedToInstantiateServerPlatform(serverPlatformClassName, TopLinkProperties.TARGET_SERVER, ex);
}
}
if (serverPlatform != null){
session.setServerPlatform(serverPlatform);
return true;
}
return false;
}
/**
* INTERNAL:
* Update loggers and settings for the singleton logger and the session logger.
* @param m the properties map
* @param serverPlatformChanged the boolean that denotes a serverPlatform change in the session.
* @param sessionNameChanged the boolean that denotes a sessionNameChanged change in the session.
*/
protected void updateLoggers(Map m, boolean serverPlatformChanged, boolean sessionNameChanged, ClassLoader loader) {
// Logger(SessionLog type) can be specified by the logger property or ServerPlatform.getServerLog().
// The logger property has a higher priority to ServerPlatform.getServerLog().
String loggerClassName = PropertiesHandler.getPropertyValueLogDebug(TopLinkProperties.LOGGING_LOGGER, m, session);
// The sessionLog instance should be different from the singletonLog because they have
// different state.
SessionLog singletonLog = null, sessionLog = null;
if (loggerClassName != null) {
SessionLog currentLog = session.getSessionLog();
if (!currentLog.getClass().getName().equals(loggerClassName)) {
// Logger class was specified and it's not what's already there.
Class sessionLogClass = findClassForProperty(loggerClassName, TopLinkProperties.LOGGING_LOGGER, loader);
try {
singletonLog = (SessionLog)sessionLogClass.newInstance();
sessionLog = (SessionLog)sessionLogClass.newInstance();
} catch (Exception ex) {
throw EntityManagerSetupException.failedToInstantiateLogger(loggerClassName, TopLinkProperties.LOGGING_LOGGER, ex);
}
}
} else if(serverPlatformChanged) {
ServerPlatform serverPlatform = session.getServerPlatform();
singletonLog = serverPlatform.getServerLog();
sessionLog = serverPlatform.getServerLog();
}
// Don't change default loggers if the new loggers have not been created.
if (singletonLog != null && sessionLog != null){
AbstractSessionLog.setLog(singletonLog);
session.setSessionLog(sessionLog);
} else if (sessionNameChanged) {
// In JavaLog this will result in logger name changes,
// but won't affect DefaultSessionLog.
// Note, that the session hasn't change, only its name.
session.getSessionLog().setSession(session);
}
//Bug5389828. Update the logging settings for the singleton logger.
initOrUpdateLogging(m, AbstractSessionLog.getLog());
initOrUpdateLogging(m, session.getSessionLog());
}
protected static Class findClass(String className, ClassLoader loader) throws ClassNotFoundException, PrivilegedActionException {
if (PrivilegedAccessHelper.shouldUsePrivilegedAccess()){
return (Class)AccessController.doPrivileged(new PrivilegedClassForName(className, true, loader));
} else {
return oracle.toplink.essentials.internal.security.PrivilegedAccessHelper.getClassForName(className, true, loader);
}
}
protected static Class findClassForProperty(String className, String propertyName, ClassLoader loader) {
try {
return findClass(className, loader);
} catch (PrivilegedActionException exception1) {
throw EntityManagerSetupException.classNotFoundForProperty(className, propertyName, exception1.getException());
} catch (ClassNotFoundException exception2) {
throw EntityManagerSetupException.classNotFoundForProperty(className, propertyName, exception2);
}
}
protected void updateDescriptorCacheSettings(Map m, ClassLoader loader) {
Map typeMap = PropertiesHandler.getPrefixValuesLogDebug(TopLinkProperties.CACHE_TYPE_, m, session);
Map sizeMap = PropertiesHandler.getPrefixValuesLogDebug(TopLinkProperties.CACHE_SIZE_, m, session);
Map sharedMap = PropertiesHandler.getPrefixValuesLogDebug(TopLinkProperties.CACHE_SHARED_, m, session);
if(typeMap.isEmpty() && sizeMap.isEmpty() && sharedMap.isEmpty()) {
return;
}
boolean hasDefault = false;
String defaultTypeName = (String)typeMap.remove(TopLinkProperties.DEFAULT);
Class defaultType = null;
if(defaultTypeName != null) {
defaultType = findClassForProperty(defaultTypeName, TopLinkProperties.CACHE_TYPE_DEFAULT, loader);
hasDefault = true;
}
String defaultSizeString = (String)sizeMap.remove(TopLinkProperties.DEFAULT);
Integer defaultSize = null;
if(defaultSizeString != null) {
defaultSize = Integer.parseInt(defaultSizeString);
hasDefault = true;
}
String defaultSharedString = (String)sharedMap.remove(TopLinkProperties.DEFAULT);
Boolean defaultShared = null;
if(defaultSharedString != null) {
defaultShared = Boolean.parseBoolean(defaultSharedString);
hasDefault = true;
}
Iterator it = session.getDescriptors().values().iterator();
while (it.hasNext() && (hasDefault || !typeMap.isEmpty() || !sizeMap.isEmpty() || !sharedMap.isEmpty())) {
ClassDescriptor descriptor = (ClassDescriptor)it.next();
if(descriptor.isAggregateDescriptor() || descriptor.isAggregateCollectionDescriptor()) {
continue;
}
String entityName = descriptor.getAlias();
String className = descriptor.getJavaClass().getName();
String name;
Class type = defaultType;
name = entityName;
String typeName = (String)typeMap.remove(name);
if(typeName == null) {
name = className;
typeName = (String)typeMap.remove(name);
}
if(typeName != null) {
type = findClassForProperty(typeName, TopLinkProperties.CACHE_TYPE_ + name, loader);
}
if(type != null) {
descriptor.setIdentityMapClass(type);
}
Integer size = defaultSize;
name = entityName;
String sizeString = (String)sizeMap.remove(name);
if(sizeString == null) {
name = className;
sizeString = (String)sizeMap.remove(name);
}
if(sizeString != null) {
size = Integer.parseInt(sizeString);
}
if(size != null) {
descriptor.setIdentityMapSize(size.intValue());
}
Boolean shared = defaultShared;
name = entityName;
String sharedString = (String)sharedMap.remove(name);
if(sharedString == null) {
name = className;
sharedString = (String)sharedMap.remove(name);
}
if(sharedString != null) {
shared = Boolean.parseBoolean(sharedString);
}
if(shared != null) {
descriptor.setIsIsolated(!shared.booleanValue());
}
}
}
/**
* Perform any steps necessary prior to actual deployment. This includes any steps in the session
* creation that do not require the real loaded domain classes.
*
* The first call to this method caches persistenceUnitInfo which is reused in the following calls.
*
* Note that in JSE case factoryCount is NOT incremented on the very first call
* (by JavaSECMPInitializer.callPredeploy, typically in preMain).
* That provides 1 to 1 correspondence between factoryCount and the number of open factories.
*
* In case factoryCount > 0 the method just increments factoryCount.
* factory == 0 triggers creation of a new session.
*
* This method and undeploy - the only methods altering factoryCount - should be synchronized.
*
* @return A transformer (which may be null) that should be plugged into the proper
* classloader to allow classes to be transformed as they get loaded.
* @see #predeploy(javax.persistence.spi.PersistenceUnitInfo, java.util.Map)
*/
public synchronized ClassTransformer predeploy(PersistenceUnitInfo info, Map extendedProperties) {
if(state == STATE_DEPLOY_FAILED) {
throw new PersistenceException(EntityManagerSetupException.cannotPredeploy(persistenceUnitInfo.getPersistenceUnitName(), state));
}
if(state == STATE_PREDEPLOYED || state == STATE_DEPLOYED) {
session.log(SessionLog.FINEST, SessionLog.PROPERTIES, "predeploy_begin", new Object[]{getPersistenceUnitInfo().getPersistenceUnitName(), state, factoryCount});
factoryCount++;
if(session != null) {
session.log(SessionLog.FINEST, SessionLog.PROPERTIES, "predeploy_end", new Object[]{getPersistenceUnitInfo().getPersistenceUnitName(), state, factoryCount});
}
return null;
} else if(state == STATE_INITIAL || state == STATE_UNDEPLOYED) {
persistenceUnitInfo = info;
}
// state is INITIAL, PREDEPLOY_FAILED or UNDEPLOYED
try {
ClassLoader privateClassLoader = persistenceUnitInfo.getNewTempClassLoader();
// create server session (it should be done before initializing ServerPlatform)
// (also before translateOldProperties - it requires session to log warnings)
session = new ServerSession(new Project(new DatabaseLogin()));
predeployProperties = mergeMaps(extendedProperties, persistenceUnitInfo.getProperties());
// translate old properties
// this should be done before using properties (i.e. ServerPlatform)
translateOldProperties(predeployProperties, null);
ClassLoader realClassLoader = persistenceUnitInfo.getClassLoader();
// ServerSession name and ServerPlatform must be set prior to setting the loggers.
setServerSessionName(predeployProperties);
updateServerPlatform(predeployProperties, realClassLoader);
// Update loggers and settings for the singleton logger and the session logger.
updateLoggers(predeployProperties, true, false, realClassLoader);
warnOldProperties(predeployProperties, session);
session.getPlatform().setConversionManager(new EJB30ConversionManager());
PersistenceUnitTransactionType transactionType=null;
//find and override the transaction type
String transTypeString = getConfigPropertyAsStringLogDebug(TopLinkProperties.TRANSACTION_TYPE, predeployProperties, session);
if ( transTypeString != null ){
transactionType=PersistenceUnitTransactionType.valueOf(transTypeString);
}else if (persistenceUnitInfo!=null){
transactionType=persistenceUnitInfo.getTransactionType();
}
if(!isValidationOnly(predeployProperties, false) && persistenceUnitInfo != null && transactionType == PersistenceUnitTransactionType.JTA) {
if( predeployProperties.get(TopLinkProperties.JTA_DATASOURCE) == null && persistenceUnitInfo.getJtaDataSource() == null ) {
throw new PersistenceException(EntityManagerSetupException.jtaPersistenceUnitInfoMissingJtaDataSource(persistenceUnitInfo.getPersistenceUnitName()));
}
}
// this flag is used to disable work done as a result of the LAZY hint on OneToOne mappings
if(state == STATE_INITIAL || state == STATE_UNDEPLOYED) {
enableLazyForOneToOne = true;
isWeavingStatic = false;
String weaving = getConfigPropertyAsString(TopLinkProperties.WEAVING);
if (weaving != null && weaving.equalsIgnoreCase("false")) {
enableLazyForOneToOne = false;
}else if (weaving != null && weaving.equalsIgnoreCase("static")) {
isWeavingStatic = true;
}
}
boolean throwExceptionOnFail = "true".equalsIgnoreCase(
EntityManagerFactoryProvider.getConfigPropertyAsStringLogDebug(EntityManagerFactoryProvider.TOPLINK_ORM_THROW_EXCEPTIONS, predeployProperties, "true", session));
// Create an instance of MetadataProcessor for specified persistence unit info
processor = new MetadataProcessor(persistenceUnitInfo, session, privateClassLoader, enableLazyForOneToOne);
// Process the Object/relational metadata from XML and annotations.
PersistenceUnitProcessor.processORMetadata(processor,privateClassLoader, session,throwExceptionOnFail);
// The connector will be reconstructed when the session is actually deployed
session.getProject().getLogin().setConnector(new DefaultConnector());
if (session.getIntegrityChecker().hasErrors()){
session.handleException(new IntegrityException(session.getIntegrityChecker()));
}
// The transformer is capable of altering domain classes to handle a LAZY hint for OneToOne mappings. It will only
// be returned if we we are mean to process these mappings
ClassTransformer transformer = null;
if (enableLazyForOneToOne){
// build a list of entities the persistence unit represented by this EntityManagerSetupImpl will use
Collection entities = PersistenceUnitProcessor.buildEntityList(processor,privateClassLoader);
transformer = TransformerFactory.createTransformerAndModifyProject(session, entities, privateClassLoader);
}
// factoryCount is not incremented only in case of a first call to preDeploy
// in non-container mode: this call is not associated with a factory
// but rather done by JavaSECMPInitializer.callPredeploy (typically in preMain).
if((state != STATE_INITIAL && state != STATE_UNDEPLOYED) || this.isInContainerMode()) {
factoryCount++;
}
state = STATE_PREDEPLOYED;
session.log(SessionLog.FINEST, SessionLog.PROPERTIES, "predeploy_end", new Object[]{getPersistenceUnitInfo().getPersistenceUnitName(), state, factoryCount});
//gf3146: if static weaving is used, we should not return a transformer. Transformer should still be created though as it modifies descriptros
if (isWeavingStatic) {
return null;
} else {
return transformer;
}
} catch (RuntimeException ex) {
state = STATE_PREDEPLOY_FAILED;
session = null;
throw new PersistenceException(EntityManagerSetupException.predeployFailed(persistenceUnitInfo.getPersistenceUnitName(), ex));
}
}
/**
* Check the provided map for an object with the given key. If that object is not available, check the
* System properties. If it is not available from either location, return the default value.
* @param propertyKey
* @param defaultValue
* @return
*/
public String getConfigPropertyAsString(String propertyKey, String defaultValue){
return getConfigPropertyAsStringLogDebug(propertyKey, predeployProperties, defaultValue, session);
}
public String getConfigPropertyAsString(String propertyKey){
return getConfigPropertyAsStringLogDebug(propertyKey, predeployProperties, session);
}
/**
* Return the name of the session this SetupImpl is building. The session name is only known at deploy
* time and if this method is called prior to that, this method will return null.
* @return
*/
public String getDeployedSessionName(){
return session != null ? session.getName() : null;
}
public PersistenceUnitInfo getPersistenceUnitInfo(){
return persistenceUnitInfo;
}
public boolean isValidationOnly(Map m) {
return isValidationOnly(m, true);
}
protected boolean isValidationOnly(Map m, boolean shouldMergeMap) {
if(shouldMergeMap) {
m = mergeWithExistingMap(m);
}
String validationOnlyString = getConfigPropertyAsStringLogDebug(TOPLINK_VALIDATION_ONLY_PROPERTY, m, session);
if(validationOnlyString != null) {
return Boolean.parseBoolean(validationOnlyString);
} else {
return false;
}
}
public boolean shouldGetSessionOnCreateFactory(Map m) {
m = mergeWithExistingMap(m);
return isValidationOnly(m, false);
}
protected Map mergeWithExistingMap(Map m) {
if(predeployProperties != null) {
return mergeMaps(m, predeployProperties);
} else if(persistenceUnitInfo != null) {
return mergeMaps(m, persistenceUnitInfo.getProperties());
} else {
return m;
}
}
public boolean isInContainerMode(){
return isInContainerMode;
}
/**
* Override the default login creation method.
* If persistenceInfo is available, use the information from it to setup the login
* and possibly to set readConnectionPool.
* @param m
*/
protected void updateLogins(Map m){
DatasourceLogin login = session.getLogin();
// Note: This call does not checked the stored persistenceUnitInfo or extended properties because
// the map passed into this method should represent the full set of properties we expect to process
String user = getConfigPropertyAsStringLogDebug(TopLinkProperties.JDBC_USER, m, session);
String password = getConfigPropertyAsStringLogDebug(TopLinkProperties.JDBC_PASSWORD, m, session);
if(user != null) {
login.setUserName(user);
}
if(password != null) {
login.setPassword(securableObjectHolder.getSecurableObject().decryptPassword(password));
}
String toplinkPlatform = (String)PropertiesHandler.getPropertyValueLogDebug(TopLinkProperties.TARGET_DATABASE, m, session);
if (toplinkPlatform != null) {
login.setPlatformClassName(toplinkPlatform);
}
PersistenceUnitTransactionType transactionType = persistenceUnitInfo.getTransactionType();
//find and override the transaction type
String transTypeString = getConfigPropertyAsStringLogDebug(TopLinkProperties.TRANSACTION_TYPE, m, session);
if ( transTypeString != null ){
transactionType = PersistenceUnitTransactionType.valueOf(transTypeString);
}
//find the jta datasource
javax.sql.DataSource jtaDatasource = getDatasourceFromProperties(m, TopLinkProperties.JTA_DATASOURCE, persistenceUnitInfo.getJtaDataSource());
//find the non jta datasource
javax.sql.DataSource nonjtaDatasource = getDatasourceFromProperties(m, TopLinkProperties.NON_JTA_DATASOURCE, persistenceUnitInfo.getNonJtaDataSource());
if (isValidationOnly(m, false) && transactionType == PersistenceUnitTransactionType.JTA && jtaDatasource == null){
updateLoginDefaultConnector(login, m);
return;
}
login.setUsesExternalTransactionController(transactionType == PersistenceUnitTransactionType.JTA);
javax.sql.DataSource mainDatasource = null;
javax.sql.DataSource readDatasource = null;
if(login.shouldUseExternalTransactionController()) {
// JtaDataSource is guaranteed to be non null - otherwise exception would've been thrown earlier
mainDatasource = jtaDatasource;
// only define readDatasource if there is jta mainDatasource
readDatasource = nonjtaDatasource;
} else {
// JtaDataSource will be ignored because transactionType is RESOURCE_LOCAL
if(jtaDatasource != null) {
session.log(SessionLog.WARNING, SessionLog.TRANSACTION, "resource_local_persistence_init_info_ignores_jta_data_source", persistenceUnitInfo.getPersistenceUnitName());
}
if(nonjtaDatasource != null) {
mainDatasource = nonjtaDatasource;
} else {
updateLoginDefaultConnector(login, m);
return;
}
}
// mainDatasource is guaranteed to be non null
if(!(login.getConnector() instanceof JNDIConnector)) {
JNDIConnector jndiConnector;
if (mainDatasource instanceof DataSourceImpl) {
//Bug5209363 Pass in the datasource name instead of the dummy datasource
jndiConnector = new JNDIConnector(((DataSourceImpl)mainDatasource).getName());
} else {
jndiConnector = new JNDIConnector(mainDatasource);
}
login.setConnector(jndiConnector);
login.setUsesExternalConnectionPooling(true);
}
// set readLogin
if(readDatasource != null) {
DatasourceLogin readLogin = (DatasourceLogin)login.clone();
readLogin.dontUseExternalTransactionController();
JNDIConnector jndiConnector;
if (readDatasource instanceof DataSourceImpl) {
//Bug5209363 Pass in the datasource name instead of the dummy datasource
jndiConnector = new JNDIConnector(((DataSourceImpl)readDatasource).getName());
} else {
jndiConnector = new JNDIConnector(readDatasource);
}
readLogin.setConnector(jndiConnector);
session.setReadConnectionPool(readLogin);
}
}
/**
* This is used to return either the defaultDatasource or, if one exists, a datasource
* defined under the property from the Map m. This method will build a DataSourceImpl
* object to hold the url if the property in Map m defines a string instead of a datasource.
*/
protected javax.sql.DataSource getDatasourceFromProperties(Map m, String property, javax.sql.DataSource defaultDataSource){
Object datasource = getConfigPropertyLogDebug(property, m, session);
if ( datasource == null ){
return defaultDataSource;
}
if ( datasource instanceof String){
// Create a dummy DataSource that will throw an exception on access
return new DataSourceImpl((String)datasource, null, null, null);
}
if ( !(datasource instanceof javax.sql.DataSource) ){
//A warning should be enough. Though an error might be better, the properties passed in could contain anything
session.log(SessionLog.WARNING, SessionLog.PROPERTIES, "invalid_datasource_property_value", property, datasource);
return defaultDataSource;
}
return (javax.sql.DataSource)datasource;
}
/**
* In cases where there is no data source, we will use properties to configure the login for
* our session. This method gets those properties and sets them on the login.
* @param login
* @param m
*/
protected void updateLoginDefaultConnector(DatasourceLogin login, Map m){
if((login.getConnector() instanceof DefaultConnector)) {
DatabaseLogin dbLogin = (DatabaseLogin)login;
// Note: This call does not checked the stored persistenceUnitInfo or extended properties because
// the map passed into this method should represent the full set of properties we expect to process
String jdbcDriver = getConfigPropertyAsStringLogDebug(TopLinkProperties.JDBC_DRIVER, m, session);
String connectionString = getConfigPropertyAsStringLogDebug(TopLinkProperties.JDBC_URL, m, session);
if(connectionString != null) {
dbLogin.setConnectionString(connectionString);
}
if(jdbcDriver != null) {
dbLogin.setDriverClassName(jdbcDriver);
}
}
}
protected void updatePools(Map m) {
// Sizes are irrelevant for external connection pool
if(!session.getDefaultConnectionPool().getLogin().shouldUseExternalConnectionPooling()) {
String strWriteMin = getConfigPropertyAsStringLogDebug(TopLinkProperties.JDBC_WRITE_CONNECTIONS_MIN, m, session);
if(strWriteMin != null) {
session.getDefaultConnectionPool().setMinNumberOfConnections(Integer.parseInt(strWriteMin));
}
String strWriteMax = getConfigPropertyAsStringLogDebug(TopLinkProperties.JDBC_WRITE_CONNECTIONS_MAX, m, session);
if(strWriteMax != null) {
session.getDefaultConnectionPool().setMaxNumberOfConnections(Integer.parseInt(strWriteMax));
}
}
// Sizes and shared option are irrelevant for external connection pool
if(!session.getReadConnectionPool().getLogin().shouldUseExternalConnectionPooling()) {
String strReadMin = getConfigPropertyAsStringLogDebug(TopLinkProperties.JDBC_READ_CONNECTIONS_MIN, m, session);
if(strReadMin != null) {
session.getReadConnectionPool().setMinNumberOfConnections(Integer.parseInt(strReadMin));
}
String strReadMax = getConfigPropertyAsStringLogDebug(TopLinkProperties.JDBC_READ_CONNECTIONS_MAX, m, session);
if(strReadMax != null) {
session.getReadConnectionPool().setMaxNumberOfConnections(Integer.parseInt(strReadMax));
}
String strShouldUseShared = getConfigPropertyAsStringLogDebug(TopLinkProperties.JDBC_READ_CONNECTIONS_SHARED, m,session);
if(strShouldUseShared != null) {
boolean shouldUseShared = Boolean.parseBoolean(strShouldUseShared);
boolean sessionUsesShared = session.getReadConnectionPool() instanceof ReadConnectionPool;
if(shouldUseShared != sessionUsesShared) {
Login readLogin = session.getReadConnectionPool().getLogin();
int nReadMin = session.getReadConnectionPool().getMinNumberOfConnections();
int nReadMax = session.getReadConnectionPool().getMaxNumberOfConnections();
if(shouldUseShared) {
session.useReadConnectionPool(nReadMin, nReadMax);
} else {
session.useExclusiveReadConnectionPool(nReadMin, nReadMax);
}
// keep original readLogin
session.getReadConnectionPool().setLogin(readLogin);
}
}
}
}
/**
* Normally when a property is missing nothing should be applied to the session.
* However there are several session attributes that defaulted in EJB3 to the values
* different from TopLink defaults (for instance, in TopLink defaults binding to false,
* EJB3 - to true).
* This function applies defaults for such properties and registers the session.
* All other session-related properties are applied in updateServerSession.
* Note that updateServerSession may be called several times on the same session
* (before login), but initServerSession is called just once - before the first call
* to updateServerSession.
* @param m
*/
protected void initServerSession(Map m) {
assignCMP3Policy();
// Register session that has been created earlier.
addSessionToGlobalSessionManager();
// shouldBindAllParameters is true by default - set it if no property provided
if (EntityManagerFactoryProvider.getConfigPropertyAsString(TopLinkProperties.JDBC_BIND_PARAMETERS, m) == null) {
// session.log(SessionLog.FINEST, SessionLog.PROPERTIES, "property_value_default", new Object[]{TopLinkProperties.JDBC_BIND_PARAMETERS, "true"});
session.getPlatform().setShouldBindAllParameters(true);
}
// set default descriptor cache size - set it to all descriptors if CACHE_SIZE_DEFAULT not provided
if (PropertiesHandler.getPrefixedPropertyValue(TopLinkProperties.CACHE_SIZE_, TopLinkProperties.DEFAULT, m) == null) {
// int defaultCacheSize = Integer.parseInt(PropertiesHandler.getDefaultPropertyValueLogDebug(TopLinkProperties.CACHE_SIZE_, session));
int defaultCacheSize = Integer.parseInt(PropertiesHandler.getDefaultPropertyValue(TopLinkProperties.CACHE_SIZE_));
Iterator descriptorsIterator = session.getDescriptors().values().iterator();
while (descriptorsIterator.hasNext()) {
((ClassDescriptor)descriptorsIterator.next()).setIdentityMapSize(defaultCacheSize);
}
}
}
/**
* Set ServerSession name but do not register the session.
* The session registration should be done in sync
* with increment of the deployment counter, as otherwise the
* undeploy will not behave correctly in case of a more
* than one predeploy request for the same session name.
* @param m the combined properties map.
*/
protected void setServerSessionName(Map m) {
// use default session name if none is provided
String name = EntityManagerFactoryProvider.getConfigPropertyAsString(TopLinkProperties.SESSION_NAME, m);
if(name == null) {
if (persistenceUnitInfo.getPersistenceUnitRootUrl() != null){
name = persistenceUnitInfo.getPersistenceUnitRootUrl().toString() + "-" + persistenceUnitInfo.getPersistenceUnitName();
} else {
name = persistenceUnitInfo.getPersistenceUnitName();
}
}
session.setName(name);
}
/**
* Make any changes to our ServerSession that can be made after it is created.
* @param m
*/
protected void updateServerSession(Map m, ClassLoader loader) {
if (session == null || session.isConnected()) {
return;
}
// In deploy Session name and ServerPlatform could've changed which will affect the loggers.
boolean serverPlatformChanged = updateServerPlatform(m, loader);
boolean sessionNameChanged = updateSessionName(m);
updateLoggers(m, serverPlatformChanged, sessionNameChanged, loader);
String shouldBindString = getConfigPropertyAsStringLogDebug(TopLinkProperties.JDBC_BIND_PARAMETERS, m, session);
if (shouldBindString != null) {
session.getPlatform().setShouldBindAllParameters(Boolean.parseBoolean(shouldBindString));
}
updateLogins(m);
if(!session.getLogin().shouldUseExternalTransactionController()) {
session.getServerPlatform().disableJTA();
}
updatePools(m);
updateDescriptorCacheSettings(m, loader);
// Customizers should be processed last
processDescriptorCustomizers(m, loader);
processSessionCustomizer(m, loader);
}
/**
* This sets the isInContainerMode flag.
* "true" indicates container case, "false" - SE.
* @param isInContainerMode
*/
public void setIsInContainerMode(boolean isInContainerMode) {
this.isInContainerMode = isInContainerMode;
}
protected void processSessionCustomizer(Map m, ClassLoader loader) {
String sessionCustomizerClassName = getConfigPropertyAsStringLogDebug(TopLinkProperties.SESSION_CUSTOMIZER, m, session);
if(sessionCustomizerClassName == null) {
return;
}
Class sessionCustomizerClass = findClassForProperty(sessionCustomizerClassName, TopLinkProperties.SESSION_CUSTOMIZER, loader);
SessionCustomizer sessionCustomizer;
try {
sessionCustomizer = (SessionCustomizer)sessionCustomizerClass.newInstance();
sessionCustomizer.customize(session);
} catch (Exception ex) {
throw EntityManagerSetupException.failedWhileProcessingProperty(TopLinkProperties.SESSION_CUSTOMIZER, sessionCustomizerClassName, ex);
}
}
protected void initOrUpdateLogging(Map m, SessionLog log) {
String logLevelString = PropertiesHandler.getPropertyValueLogDebug(TopLinkProperties.LOGGING_LEVEL, m, session);
if(logLevelString != null) {
log.setLevel(AbstractSessionLog.translateStringToLoggingLevel(logLevelString));
}
// category-specific logging level
Map categoryLogLevelMap = PropertiesHandler.getPrefixValuesLogDebug(TopLinkProperties.CATEGORY_LOGGING_LEVEL_, m, session);
if(!categoryLogLevelMap.isEmpty()) {
Iterator it = categoryLogLevelMap.entrySet().iterator();
while (it.hasNext()) {
Map.Entry entry = (Map.Entry)it.next();
String category = (String)entry.getKey();
String value = (String)entry.getValue();
log.setLevel(AbstractSessionLog.translateStringToLoggingLevel(value), category);
}
}
String tsString = getConfigPropertyAsStringLogDebug(TopLinkProperties.LOGGING_TIMESTAMP, m, session);
if (tsString != null) {
log.setShouldPrintDate(Boolean.parseBoolean(tsString));
}
String threadString = getConfigPropertyAsStringLogDebug(TopLinkProperties.LOGGING_THREAD, m, session);
if (threadString != null) {
log.setShouldPrintThread(Boolean.parseBoolean(threadString));
}
String sessionString = getConfigPropertyAsStringLogDebug(TopLinkProperties.LOGGING_SESSION, m, session);
if (sessionString != null) {
log.setShouldPrintSession(Boolean.parseBoolean(sessionString));
}
String exString = getConfigPropertyAsStringLogDebug(TopLinkProperties.LOGGING_EXCEPTIONS, m, session);
if (exString != null) {
log.setShouldLogExceptionStackTrace(Boolean.parseBoolean(exString));
}
}
/**
* Updates server session name if changed.
* @return true if the name has changed.
*/
protected boolean updateSessionName(Map m) {
String newName = getConfigPropertyAsStringLogDebug(TopLinkProperties.SESSION_NAME, m, session);
if(newName == null || newName.equals(session.getName())) {
return false;
}
removeSessionFromGlobalSessionManager();
session.setName(newName);
addSessionToGlobalSessionManager();
return true;
}
protected void processDescriptorCustomizers(Map m, ClassLoader loader) {
Map customizerMap = PropertiesHandler.getPrefixValuesLogDebug(TopLinkProperties.DESCRIPTOR_CUSTOMIZER_, m, session);
if(customizerMap.isEmpty()) {
return;
}
Iterator it = customizerMap.entrySet().iterator();
while (it.hasNext()) {
Map.Entry entry = (Map.Entry)it.next();
String name = (String)entry.getKey();
ClassDescriptor descriptor = session.getDescriptorForAlias(name);
if(descriptor == null) {
try {
Class javaClass = findClass(name, loader);
descriptor = session.getDescriptor(javaClass);
} catch (Exception ex) {
// Ignore exception
}
}
if(descriptor != null) {
String customizerClassName = (String)entry.getValue();
Class customizerClass = findClassForProperty(customizerClassName, TopLinkProperties.DESCRIPTOR_CUSTOMIZER_ + name, loader);
try {
DescriptorCustomizer customizer = (DescriptorCustomizer)customizerClass.newInstance();
customizer.customize(descriptor);
} catch (Exception ex) {
throw EntityManagerSetupException.failedWhileProcessingProperty(TopLinkProperties.DESCRIPTOR_CUSTOMIZER_ + name, customizerClassName, ex);
}
}
}
}
public boolean isInitial() {
return state == STATE_INITIAL;
}
public boolean isPredeployed() {
return state == STATE_PREDEPLOYED;
}
public boolean isDeployed() {
return state == STATE_DEPLOYED;
}
public boolean isUndeployed() {
return state == STATE_UNDEPLOYED;
}
public boolean isPredeployFailed() {
return state == STATE_PREDEPLOY_FAILED;
}
public boolean isDeployFailed() {
return state == STATE_DEPLOY_FAILED;
}
public int getFactoryCount() {
return factoryCount;
}
public boolean shouldRedeploy() {
return state == STATE_UNDEPLOYED || state == STATE_PREDEPLOY_FAILED;
}
/**
* Undeploy may be called several times, but only the call that decreases
* factoryCount to 0 disconnects the session and removes it from the session manager.
* This method and predeploy - the only methods altering factoryCount - should be synchronized.
* After undeploy call that turns factoryCount to 0:
* session==null;
* PREDEPLOYED, DEPLOYED and DEPLOYED_FAILED states change to UNDEPLOYED state.
*/
public synchronized void undeploy() {
if(state == STATE_INITIAL || state == STATE_PREDEPLOY_FAILED || state == STATE_UNDEPLOYED) {
// must already have factoryCount==0 and session==null
return;
}
// state is PREDEPLOYED, DEPLOYED or DEPLOY_FAILED
session.log(SessionLog.FINEST, SessionLog.PROPERTIES, "undeploy_begin", new Object[]{getPersistenceUnitInfo().getPersistenceUnitName(), state, factoryCount});
try {
factoryCount--;
if(factoryCount > 0) {
return;
}
state = STATE_UNDEPLOYED;
removeSessionFromGlobalSessionManager();
} finally {
session.log(SessionLog.FINEST, SessionLog.PROPERTIES, "undeploy_end", new Object[]{getPersistenceUnitInfo().getPersistenceUnitName(), state, factoryCount});
if(state == STATE_UNDEPLOYED) {
session = null;
}
}
}
}
