Merge pull request #249 from stliu/HHH-6964
HHH-6964 Audit Strategy class can't be found by Thread.currentThread().getContextClassLoader() under AS7
This commit is contained in:
commit
d8003efcf6
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@ -22,6 +22,7 @@
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* Boston, MA 02110-1301 USA
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*/
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package org.hibernate.envers.configuration;
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import java.util.Map;
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import java.util.Properties;
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import java.util.WeakHashMap;
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@ -39,107 +40,134 @@ import org.hibernate.envers.strategy.ValidityAuditStrategy;
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import org.hibernate.envers.synchronization.AuditProcessManager;
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import org.hibernate.envers.tools.reflection.ReflectionTools;
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import org.hibernate.property.Getter;
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import org.hibernate.service.classloading.spi.ClassLoaderService;
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/**
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* @author Adam Warski (adam at warski dot org)
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* @author Stephanie Pau at Markit Group Plc
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*/
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public class AuditConfiguration {
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private final GlobalConfiguration globalCfg;
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private final AuditEntitiesConfiguration auditEntCfg;
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private final AuditProcessManager auditProcessManager;
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private final AuditStrategy auditStrategy;
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private final EntitiesConfigurations entCfg;
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private final RevisionInfoQueryCreator revisionInfoQueryCreator;
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private final RevisionInfoNumberReader revisionInfoNumberReader;
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private final ModifiedEntityNamesReader modifiedEntityNamesReader;
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private final GlobalConfiguration globalCfg;
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private final AuditEntitiesConfiguration auditEntCfg;
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private final AuditProcessManager auditProcessManager;
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private final AuditStrategy auditStrategy;
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private final EntitiesConfigurations entCfg;
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private final RevisionInfoQueryCreator revisionInfoQueryCreator;
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private final RevisionInfoNumberReader revisionInfoNumberReader;
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private final ModifiedEntityNamesReader modifiedEntityNamesReader;
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private final ClassLoaderService classLoaderService;
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public AuditEntitiesConfiguration getAuditEntCfg() {
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return auditEntCfg;
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}
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public AuditEntitiesConfiguration getAuditEntCfg() {
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return auditEntCfg;
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}
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public AuditProcessManager getSyncManager() {
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return auditProcessManager;
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}
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public AuditProcessManager getSyncManager() {
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return auditProcessManager;
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}
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public GlobalConfiguration getGlobalCfg() {
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return globalCfg;
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}
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public GlobalConfiguration getGlobalCfg() {
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return globalCfg;
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}
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public EntitiesConfigurations getEntCfg() {
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return entCfg;
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}
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public EntitiesConfigurations getEntCfg() {
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return entCfg;
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}
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public RevisionInfoQueryCreator getRevisionInfoQueryCreator() {
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return revisionInfoQueryCreator;
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}
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public RevisionInfoQueryCreator getRevisionInfoQueryCreator() {
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return revisionInfoQueryCreator;
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}
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public RevisionInfoNumberReader getRevisionInfoNumberReader() {
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return revisionInfoNumberReader;
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}
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public RevisionInfoNumberReader getRevisionInfoNumberReader() {
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return revisionInfoNumberReader;
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}
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public ModifiedEntityNamesReader getModifiedEntityNamesReader() {
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return modifiedEntityNamesReader;
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}
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public ModifiedEntityNamesReader getModifiedEntityNamesReader() {
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return modifiedEntityNamesReader;
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}
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public AuditStrategy getAuditStrategy() {
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return auditStrategy;
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}
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public AuditStrategy getAuditStrategy() {
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return auditStrategy;
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}
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public AuditConfiguration(Configuration cfg) {
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Properties properties = cfg.getProperties();
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public AuditConfiguration(Configuration cfg) {
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this( cfg, null );
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}
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ReflectionManager reflectionManager = cfg.getReflectionManager();
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globalCfg = new GlobalConfiguration(properties);
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RevisionInfoConfiguration revInfoCfg = new RevisionInfoConfiguration(globalCfg);
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RevisionInfoConfigurationResult revInfoCfgResult = revInfoCfg.configure(cfg, reflectionManager);
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auditEntCfg = new AuditEntitiesConfiguration(properties, revInfoCfgResult.getRevisionInfoEntityName());
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auditProcessManager = new AuditProcessManager(revInfoCfgResult.getRevisionInfoGenerator());
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revisionInfoQueryCreator = revInfoCfgResult.getRevisionInfoQueryCreator();
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revisionInfoNumberReader = revInfoCfgResult.getRevisionInfoNumberReader();
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modifiedEntityNamesReader = revInfoCfgResult.getModifiedEntityNamesReader();
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auditStrategy = initializeAuditStrategy(revInfoCfgResult.getRevisionInfoClass(),
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revInfoCfgResult.getRevisionInfoTimestampData());
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entCfg = new EntitiesConfigurator().configure(cfg, reflectionManager, globalCfg, auditEntCfg, auditStrategy,
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revInfoCfgResult.getRevisionInfoXmlMapping(), revInfoCfgResult.getRevisionInfoRelationMapping());
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}
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public AuditConfiguration(Configuration cfg, ClassLoaderService classLoaderService) {
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Properties properties = cfg.getProperties();
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ReflectionManager reflectionManager = cfg.getReflectionManager();
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globalCfg = new GlobalConfiguration( properties );
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RevisionInfoConfiguration revInfoCfg = new RevisionInfoConfiguration( globalCfg );
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RevisionInfoConfigurationResult revInfoCfgResult = revInfoCfg.configure( cfg, reflectionManager );
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auditEntCfg = new AuditEntitiesConfiguration( properties, revInfoCfgResult.getRevisionInfoEntityName() );
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auditProcessManager = new AuditProcessManager( revInfoCfgResult.getRevisionInfoGenerator() );
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revisionInfoQueryCreator = revInfoCfgResult.getRevisionInfoQueryCreator();
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revisionInfoNumberReader = revInfoCfgResult.getRevisionInfoNumberReader();
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modifiedEntityNamesReader = revInfoCfgResult.getModifiedEntityNamesReader();
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this.classLoaderService = classLoaderService;
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auditStrategy = initializeAuditStrategy(
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revInfoCfgResult.getRevisionInfoClass(),
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revInfoCfgResult.getRevisionInfoTimestampData()
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);
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entCfg = new EntitiesConfigurator().configure(
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cfg, reflectionManager, globalCfg, auditEntCfg, auditStrategy,
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revInfoCfgResult.getRevisionInfoXmlMapping(), revInfoCfgResult.getRevisionInfoRelationMapping()
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);
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}
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private AuditStrategy initializeAuditStrategy(Class<?> revisionInfoClass, PropertyData revisionInfoTimestampData) {
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AuditStrategy strategy;
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try {
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Class<?> auditStrategyClass = Thread.currentThread().getContextClassLoader().loadClass(auditEntCfg.getAuditStrategyName());
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strategy = (AuditStrategy) auditStrategyClass.newInstance();
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} catch (Exception e) {
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throw new MappingException(
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String.format("Unable to create AuditStrategy[%s] instance." , auditEntCfg.getAuditStrategyName()),
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e);
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}
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if (strategy instanceof ValidityAuditStrategy) {
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// further initialization required
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Getter revisionTimestampGetter = ReflectionTools.getGetter(revisionInfoClass, revisionInfoTimestampData);
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((ValidityAuditStrategy) strategy).setRevisionTimestampGetter(revisionTimestampGetter);
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}
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Class<?> auditStrategyClass = null;
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if ( classLoaderService != null ) {
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auditStrategyClass = classLoaderService.classForName( auditEntCfg.getAuditStrategyName() );
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}
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else {
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auditStrategyClass = Thread.currentThread()
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.getContextClassLoader()
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.loadClass( auditEntCfg.getAuditStrategyName() );
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}
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return strategy;
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strategy = (AuditStrategy) auditStrategyClass.newInstance();
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}
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catch ( Exception e ) {
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throw new MappingException(
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String.format( "Unable to create AuditStrategy[%s] instance.", auditEntCfg.getAuditStrategyName() ),
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e
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);
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}
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if ( strategy instanceof ValidityAuditStrategy ) {
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// further initialization required
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Getter revisionTimestampGetter = ReflectionTools.getGetter( revisionInfoClass, revisionInfoTimestampData );
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( (ValidityAuditStrategy) strategy ).setRevisionTimestampGetter( revisionTimestampGetter );
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}
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return strategy;
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}
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//
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//
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private static Map<Configuration, AuditConfiguration> cfgs
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= new WeakHashMap<Configuration, AuditConfiguration>();
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private static Map<Configuration, AuditConfiguration> cfgs
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= new WeakHashMap<Configuration, AuditConfiguration>();
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public synchronized static AuditConfiguration getFor(Configuration cfg) {
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AuditConfiguration verCfg = cfgs.get(cfg);
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public synchronized static AuditConfiguration getFor(Configuration cfg) {
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return getFor( cfg, null );
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}
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if (verCfg == null) {
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verCfg = new AuditConfiguration(cfg);
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cfgs.put(cfg, verCfg);
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public synchronized static AuditConfiguration getFor(Configuration cfg, ClassLoaderService classLoaderService) {
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AuditConfiguration verCfg = cfgs.get( cfg );
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cfg.buildMappings();
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}
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if ( verCfg == null ) {
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verCfg = new AuditConfiguration( cfg, classLoaderService );
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cfgs.put( cfg, verCfg );
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return verCfg;
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}
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cfg.buildMappings();
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}
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return verCfg;
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}
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}
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@ -34,6 +34,7 @@ import org.hibernate.integrator.spi.Integrator;
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import org.hibernate.internal.CoreMessageLogger;
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import org.hibernate.internal.util.config.ConfigurationHelper;
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import org.hibernate.metamodel.source.MetadataImplementor;
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import org.hibernate.service.classloading.spi.ClassLoaderService;
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import org.hibernate.service.spi.SessionFactoryServiceRegistry;
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/**
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@ -60,7 +61,7 @@ public class EnversIntegrator implements Integrator {
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EventListenerRegistry listenerRegistry = serviceRegistry.getService( EventListenerRegistry.class );
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listenerRegistry.addDuplicationStrategy( EnversListenerDuplicationStrategy.INSTANCE );
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final AuditConfiguration enversConfiguration = AuditConfiguration.getFor( configuration );
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final AuditConfiguration enversConfiguration = AuditConfiguration.getFor( configuration, serviceRegistry.getService( ClassLoaderService.class ) );
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if (enversConfiguration.getEntCfg().hasAuditedEntities()) {
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listenerRegistry.appendListeners( EventType.POST_DELETE, new EnversPostDeleteEventListenerImpl( enversConfiguration ) );
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