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Example 1 with ConversionManager

use of org.eclipse.persistence.internal.helper.ConversionManager in project eclipselink by eclipse-ee4j.

the class ExternalizedMetadataTestCases method createXmlContext.

/**
 * Convenience method that returns a newly created XMLContext based on an array of classes.
 */
protected XMLContext createXmlContext(Class<?>[] classes) {
    try {
        ClassLoader classLoader = new JaxbClassLoader(Thread.currentThread().getContextClassLoader());
        Generator generator = new Generator(new JavaModelInputImpl(classes, new JavaModelImpl(classLoader)));
        CoreProject proj = generator.generateProject();
        ConversionManager manager = new ConversionManager();
        manager.setLoader(classLoader);
        for (Iterator<ClassDescriptor> descriptorIt = proj.getOrderedDescriptors().iterator(); descriptorIt.hasNext(); ) {
            ClassDescriptor descriptor = descriptorIt.next();
            if (descriptor.getJavaClass() == null) {
                descriptor.setJavaClass(manager.convertClassNameToClass(descriptor.getJavaClassName()));
            }
        }
        return new XMLContext((Project) proj, classLoader);
    } catch (Exception e) {
        e.printStackTrace();
        fail("XmlContext creation failed");
    }
    return null;
}
Also used : JavaModelInputImpl(org.eclipse.persistence.jaxb.javamodel.reflection.JavaModelInputImpl) CoreProject(org.eclipse.persistence.core.sessions.CoreProject) JavaModelImpl(org.eclipse.persistence.jaxb.javamodel.reflection.JavaModelImpl) ClassDescriptor(org.eclipse.persistence.descriptors.ClassDescriptor) XMLContext(org.eclipse.persistence.oxm.XMLContext) JaxbClassLoader(org.eclipse.persistence.internal.jaxb.JaxbClassLoader) ConversionManager(org.eclipse.persistence.internal.helper.ConversionManager) JaxbClassLoader(org.eclipse.persistence.internal.jaxb.JaxbClassLoader) IOException(java.io.IOException) FileNotFoundException(java.io.FileNotFoundException) JAXBException(jakarta.xml.bind.JAXBException) Generator(org.eclipse.persistence.jaxb.compiler.Generator)

Example 2 with ConversionManager

use of org.eclipse.persistence.internal.helper.ConversionManager in project eclipselink by eclipse-ee4j.

the class SQLAsCollectionTestSuite method buildSessions.

@Override
public void buildSessions() {
    XRDynamicClassLoader xrdecl = new XRDynamicClassLoader(parentClassLoader);
    DatasourceLogin login = new DatabaseLogin();
    login.setUserName(username);
    login.setPassword(password);
    ((DatabaseLogin) login).setConnectionString(url);
    ((DatabaseLogin) login).setDriverClassName(DATABASE_PLATFORM);
    Platform platform = builder.getDatabasePlatform();
    ConversionManager conversionManager = platform.getConversionManager();
    if (conversionManager != null) {
        conversionManager.setLoader(xrdecl);
    }
    login.setDatasourcePlatform(platform);
    ((DatabaseLogin) login).bindAllParameters();
    ((DatabaseLogin) login).setUsesStreamsForBinding(true);
    Project orProject = null;
    if (DBWS_OR_STREAM.size() != 0) {
        MetadataProcessor processor = new MetadataProcessor(new XRPersistenceUnitInfo(xrdecl), new DatabaseSessionImpl(login), xrdecl, false, true, false, false, false, null, null);
        processor.setMetadataSource(new JPAMetadataSource(xrdecl, new StringReader(DBWS_OR_STREAM.toString())));
        PersistenceUnitProcessor.processORMetadata(processor, true, PersistenceUnitProcessor.Mode.ALL);
        processor.addNamedQueries();
        orProject = processor.getProject().getProject();
    } else {
        orProject = new Project();
    }
    orProject.setName(builder.getProjectName().concat(OR_PRJ_SUFFIX));
    orProject.setDatasourceLogin(login);
    DatabaseSession databaseSession = orProject.createDatabaseSession();
    if ("off".equalsIgnoreCase(builder.getLogLevel())) {
        databaseSession.dontLogMessages();
    } else {
        databaseSession.setLogLevel(AbstractSessionLog.translateStringToLoggingLevel(builder.getLogLevel()));
    }
    xrService.setORSession(databaseSession);
    orProject.convertClassNamesToClasses(xrdecl);
    Project oxProject = null;
    Map<String, OXMMetadataSource> metadataMap = new HashMap<String, OXMMetadataSource>();
    StreamSource xml = new StreamSource(new StringReader(DBWS_OX_STREAM.toString()));
    try {
        JAXBContext jc = JAXBContext.newInstance(XmlBindingsModel.class);
        Unmarshaller unmarshaller = jc.createUnmarshaller();
        JAXBElement<XmlBindingsModel> jaxbElt = unmarshaller.unmarshal(xml, XmlBindingsModel.class);
        XmlBindingsModel model = jaxbElt.getValue();
        for (XmlBindings xmlBindings : model.getBindingsList()) {
            metadataMap.put(xmlBindings.getPackageName(), new OXMMetadataSource(xmlBindings));
        }
    } catch (JAXBException jaxbex) {
        jaxbex.printStackTrace();
    }
    Map<String, Map<String, OXMMetadataSource>> properties = new HashMap<String, Map<String, OXMMetadataSource>>();
    properties.put(JAXBContextProperties.OXM_METADATA_SOURCE, metadataMap);
    try {
        org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContext jCtx = org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContextFactory.createContextFromOXM(parentClassLoader, properties);
        oxProject = jCtx.getXMLContext().getSession(0).getProject();
    } catch (JAXBException e) {
        e.printStackTrace();
    }
    ((XMLLogin) oxProject.getDatasourceLogin()).setPlatformClassName(DOM_PLATFORM_CLASSNAME);
    ((XMLLogin) oxProject.getDatasourceLogin()).setEqualNamespaceResolvers(false);
    prepareDescriptors(oxProject, orProject, xrdecl);
    ProjectHelper.fixOROXAccessors(orProject, oxProject);
    xrService.setORSession(databaseSession);
    xrService.setXMLContext(new XMLContext(oxProject));
    xrService.setOXSession(xrService.getXMLContext().getSession(0));
}
Also used : XmlBindings(org.eclipse.persistence.jaxb.xmlmodel.XmlBindings) Platform(org.eclipse.persistence.internal.databaseaccess.Platform) XMLPlatform(org.eclipse.persistence.platform.xml.XMLPlatform) DatabaseSession(org.eclipse.persistence.sessions.DatabaseSession) HashMap(java.util.HashMap) XRDynamicClassLoader(org.eclipse.persistence.internal.xr.XRDynamicClassLoader) XMLLogin(org.eclipse.persistence.oxm.XMLLogin) JAXBContext(jakarta.xml.bind.JAXBContext) DBWSTestSuite.documentToString(dbws.testing.DBWSTestSuite.documentToString) StringReader(java.io.StringReader) ConversionManager(org.eclipse.persistence.internal.helper.ConversionManager) XmlBindingsModel(org.eclipse.persistence.internal.xr.XmlBindingsModel) Unmarshaller(jakarta.xml.bind.Unmarshaller) XMLUnmarshaller(org.eclipse.persistence.oxm.XMLUnmarshaller) DatasourceLogin(org.eclipse.persistence.sessions.DatasourceLogin) XMLContext(org.eclipse.persistence.oxm.XMLContext) StreamSource(javax.xml.transform.stream.StreamSource) JAXBException(jakarta.xml.bind.JAXBException) DatabaseLogin(org.eclipse.persistence.sessions.DatabaseLogin) Project(org.eclipse.persistence.sessions.Project) DBWSBuilderModelProject(org.eclipse.persistence.tools.dbws.DBWSBuilderModelProject) DatabaseSessionImpl(org.eclipse.persistence.internal.sessions.DatabaseSessionImpl) MetadataProcessor(org.eclipse.persistence.internal.jpa.metadata.MetadataProcessor) Map(java.util.Map) HashMap(java.util.HashMap)

Example 3 with ConversionManager

use of org.eclipse.persistence.internal.helper.ConversionManager in project eclipselink by eclipse-ee4j.

the class SecondarySQLTestSuite method buildSessions.

@Override
public void buildSessions() {
    XRDynamicClassLoader xrdecl = new XRDynamicClassLoader(parentClassLoader);
    DatasourceLogin login = new DatabaseLogin();
    login.setUserName(username);
    login.setPassword(password);
    ((DatabaseLogin) login).setConnectionString(url);
    ((DatabaseLogin) login).setDriverClassName(DATABASE_PLATFORM);
    Platform platform = builder.getDatabasePlatform();
    ConversionManager conversionManager = platform.getConversionManager();
    if (conversionManager != null) {
        conversionManager.setLoader(xrdecl);
    }
    login.setDatasourcePlatform(platform);
    ((DatabaseLogin) login).bindAllParameters();
    ((DatabaseLogin) login).setUsesStreamsForBinding(true);
    Project orProject = null;
    if (DBWS_OR_STREAM.size() != 0) {
        MetadataProcessor processor = new MetadataProcessor(new XRPersistenceUnitInfo(xrdecl), new DatabaseSessionImpl(login), xrdecl, false, true, false, false, false, null, null);
        processor.setMetadataSource(new JPAMetadataSource(xrdecl, new StringReader(DBWS_OR_STREAM.toString())));
        PersistenceUnitProcessor.processORMetadata(processor, true, PersistenceUnitProcessor.Mode.ALL);
        processor.addNamedQueries();
        orProject = processor.getProject().getProject();
    } else {
        orProject = new Project();
    }
    orProject.setName(builder.getProjectName().concat(OR_PRJ_SUFFIX));
    orProject.setDatasourceLogin(login);
    DatabaseSession databaseSession = orProject.createDatabaseSession();
    if ("off".equalsIgnoreCase(builder.getLogLevel())) {
        databaseSession.dontLogMessages();
    } else {
        databaseSession.setLogLevel(AbstractSessionLog.translateStringToLoggingLevel(builder.getLogLevel()));
    }
    xrService.setORSession(databaseSession);
    orProject.convertClassNamesToClasses(xrdecl);
    Project oxProject = null;
    Map<String, OXMMetadataSource> metadataMap = new HashMap<String, OXMMetadataSource>();
    StreamSource xml = new StreamSource(new StringReader(DBWS_OX_STREAM.toString()));
    try {
        JAXBContext jc = JAXBContext.newInstance(XmlBindingsModel.class);
        Unmarshaller unmarshaller = jc.createUnmarshaller();
        JAXBElement<XmlBindingsModel> jaxbElt = unmarshaller.unmarshal(xml, XmlBindingsModel.class);
        XmlBindingsModel model = jaxbElt.getValue();
        for (XmlBindings xmlBindings : model.getBindingsList()) {
            metadataMap.put(xmlBindings.getPackageName(), new OXMMetadataSource(xmlBindings));
        }
    } catch (JAXBException jaxbex) {
        jaxbex.printStackTrace();
    }
    Map<String, Map<String, OXMMetadataSource>> properties = new HashMap<String, Map<String, OXMMetadataSource>>();
    properties.put(JAXBContextProperties.OXM_METADATA_SOURCE, metadataMap);
    try {
        org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContext jCtx = org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContextFactory.createContextFromOXM(parentClassLoader, properties);
        oxProject = jCtx.getXMLContext().getSession(0).getProject();
    } catch (JAXBException e) {
        e.printStackTrace();
    }
    ((XMLLogin) oxProject.getDatasourceLogin()).setPlatformClassName(DOM_PLATFORM_CLASSNAME);
    ((XMLLogin) oxProject.getDatasourceLogin()).setEqualNamespaceResolvers(false);
    prepareDescriptors(oxProject, orProject, xrdecl);
    ProjectHelper.fixOROXAccessors(orProject, oxProject);
    xrService.setORSession(databaseSession);
    xrService.setXMLContext(new XMLContext(oxProject));
    xrService.setOXSession(xrService.getXMLContext().getSession(0));
}
Also used : XmlBindings(org.eclipse.persistence.jaxb.xmlmodel.XmlBindings) Platform(org.eclipse.persistence.internal.databaseaccess.Platform) XMLPlatform(org.eclipse.persistence.platform.xml.XMLPlatform) DatabaseSession(org.eclipse.persistence.sessions.DatabaseSession) HashMap(java.util.HashMap) XRDynamicClassLoader(org.eclipse.persistence.internal.xr.XRDynamicClassLoader) XMLLogin(org.eclipse.persistence.oxm.XMLLogin) JAXBContext(jakarta.xml.bind.JAXBContext) StringReader(java.io.StringReader) ConversionManager(org.eclipse.persistence.internal.helper.ConversionManager) XmlBindingsModel(org.eclipse.persistence.internal.xr.XmlBindingsModel) Unmarshaller(jakarta.xml.bind.Unmarshaller) XMLUnmarshaller(org.eclipse.persistence.oxm.XMLUnmarshaller) DatasourceLogin(org.eclipse.persistence.sessions.DatasourceLogin) XMLContext(org.eclipse.persistence.oxm.XMLContext) StreamSource(javax.xml.transform.stream.StreamSource) JAXBException(jakarta.xml.bind.JAXBException) DatabaseLogin(org.eclipse.persistence.sessions.DatabaseLogin) Project(org.eclipse.persistence.sessions.Project) DBWSBuilderModelProject(org.eclipse.persistence.tools.dbws.DBWSBuilderModelProject) DatabaseSessionImpl(org.eclipse.persistence.internal.sessions.DatabaseSessionImpl) MetadataProcessor(org.eclipse.persistence.internal.jpa.metadata.MetadataProcessor) Map(java.util.Map) HashMap(java.util.HashMap)

Example 4 with ConversionManager

use of org.eclipse.persistence.internal.helper.ConversionManager in project eclipselink by eclipse-ee4j.

the class DBWSTestSuite method setUp.

/**
 * This method should be used when sessions xml is to be generated and written out
 * to DBWS_SESSION_STREAM.
 *
 * @param stageDir sessions xml will be generated and written out if non-null
 */
public static void setUp(String stageDir, boolean useLogger) throws WSDLException {
    comparer.setIgnoreOrder(true);
    if (builder == null) {
        builder = new DBWSBuilder();
    }
    DBWS_SERVICE_STREAM = new ByteArrayOutputStream();
    DBWS_SCHEMA_STREAM = new ByteArrayOutputStream();
    DBWS_SESSION_STREAM = new ByteArrayOutputStream();
    DBWS_OR_STREAM = new ByteArrayOutputStream();
    DBWS_OX_STREAM = new ByteArrayOutputStream();
    DBWS_WSDL_STREAM = new ByteArrayOutputStream();
    final String username = System.getProperty(DATABASE_USERNAME_KEY, DEFAULT_DATABASE_USERNAME);
    final String password = System.getProperty(DATABASE_PASSWORD_KEY, DEFAULT_DATABASE_PASSWORD);
    final String url = System.getProperty(DATABASE_URL_KEY, DEFAULT_DATABASE_URL);
    String builderString = DBWS_BUILDER_XML_USERNAME + username + DBWS_BUILDER_XML_PASSWORD + password + DBWS_BUILDER_XML_URL + url + DBWS_BUILDER_XML_DRIVER + DATABASE_DRIVER + DBWS_BUILDER_XML_PLATFORM + DATABASE_PLATFORM + DBWS_BUILDER_XML_MAIN;
    XMLContext context = new XMLContext(new DBWSBuilderModelProject());
    XMLUnmarshaller unmarshaller = context.createUnmarshaller();
    DBWSBuilderModel builderModel = (DBWSBuilderModel) unmarshaller.unmarshal(new StringReader(builderString));
    builder.quiet = true;
    builder.setPlatformClassname(DATABASE_PLATFORM);
    builder.properties = builderModel.properties;
    builder.operations = builderModel.operations;
    XRPackager xrPackager = new JSR109WebServicePackager(null, "WebServiceTestPackager", noArchive) {

        @Override
        public void start() {
        // do nothing - don't have to verify existence of 'stageDir' when
        // all the streams are in-memory
        }
    };
    xrPackager.setDBWSBuilder(builder);
    builder.setPackager(xrPackager);
    builder.setPackager(xrPackager);
    dbwsLogger = null;
    if (useLogger) {
        dbwsLogger = new DBWSLogger("DBWSTestLogger", null);
    }
    if (stageDir == null) {
        builder.getProperties().put(SESSIONS_FILENAME_KEY, NO_SESSIONS_FILENAME);
        builder.build(DBWS_SCHEMA_STREAM, __nullStream, DBWS_SERVICE_STREAM, DBWS_OR_STREAM, DBWS_OX_STREAM, __nullStream, __nullStream, __nullStream, __nullStream, __nullStream, __nullStream, __nullStream, dbwsLogger);
    } else {
        xrPackager.setStageDir(new File(stageDir));
        builder.build(DBWS_SCHEMA_STREAM, DBWS_SESSION_STREAM, DBWS_SERVICE_STREAM, DBWS_OR_STREAM, DBWS_OX_STREAM, __nullStream, __nullStream, DBWS_WSDL_STREAM, __nullStream, __nullStream, __nullStream, __nullStream, dbwsLogger);
    }
    XRServiceFactory factory = new XRServiceFactory() {

        @Override
        public XRServiceAdapter buildService(XRServiceModel xrServiceModel) {
            parentClassLoader = this.getClass().getClassLoader();
            xrSchemaStream = new ByteArrayInputStream(DBWS_SCHEMA_STREAM.toByteArray());
            return super.buildService(xrServiceModel);
        }

        @Override
        public void buildSessions() {
            XRDynamicClassLoader xrdecl = new XRDynamicClassLoader(parentClassLoader);
            DatasourceLogin login = new DatabaseLogin();
            login.setUserName(username);
            login.setPassword(password);
            ((DatabaseLogin) login).setConnectionString(url);
            ((DatabaseLogin) login).setDriverClassName(DATABASE_PLATFORM);
            Platform platform = builder.getDatabasePlatform();
            ConversionManager conversionManager = platform.getConversionManager();
            if (conversionManager != null) {
                conversionManager.setLoader(xrdecl);
            }
            login.setDatasourcePlatform(platform);
            ((DatabaseLogin) login).bindAllParameters();
            Project orProject = null;
            if (DBWS_OR_STREAM.size() != 0) {
                MetadataProcessor processor = new MetadataProcessor(new XRPersistenceUnitInfo(xrdecl), new DatabaseSessionImpl(login), xrdecl, false, true, false, false, false, null, null);
                processor.setMetadataSource(new JPAMetadataSource(xrdecl, new StringReader(DBWS_OR_STREAM.toString())));
                PersistenceUnitProcessor.processORMetadata(processor, true, PersistenceUnitProcessor.Mode.ALL);
                processor.addNamedQueries();
                orProject = processor.getProject().getProject();
            } else {
                orProject = new Project();
            }
            orProject.setName(builder.getProjectName().concat(OR_PRJ_SUFFIX));
            orProject.setDatasourceLogin(login);
            DatabaseSession databaseSession = orProject.createDatabaseSession();
            if ("off".equalsIgnoreCase(builder.getLogLevel())) {
                databaseSession.dontLogMessages();
            } else {
                databaseSession.setLogLevel(AbstractSessionLog.translateStringToLoggingLevel(builder.getLogLevel()));
            }
            xrService.setORSession(databaseSession);
            orProject.convertClassNamesToClasses(xrdecl);
            Project oxProject = null;
            if (DBWS_OX_STREAM.size() != 0) {
                Map<String, OXMMetadataSource> metadataMap = new HashMap<String, OXMMetadataSource>();
                StreamSource xml = new StreamSource(new StringReader(DBWS_OX_STREAM.toString()));
                try {
                    JAXBContext jc = JAXBContext.newInstance(XmlBindingsModel.class);
                    Unmarshaller unmarshaller = jc.createUnmarshaller();
                    JAXBElement<XmlBindingsModel> jaxbElt = unmarshaller.unmarshal(xml, XmlBindingsModel.class);
                    XmlBindingsModel model = jaxbElt.getValue();
                    for (XmlBindings xmlBindings : model.getBindingsList()) {
                        metadataMap.put(xmlBindings.getPackageName(), new OXMMetadataSource(xmlBindings));
                    }
                } catch (JAXBException jaxbex) {
                    jaxbex.printStackTrace();
                }
                Map<String, Map<String, OXMMetadataSource>> properties = new HashMap<String, Map<String, OXMMetadataSource>>();
                properties.put(JAXBContextProperties.OXM_METADATA_SOURCE, metadataMap);
                try {
                    org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContext jCtx = org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContextFactory.createContextFromOXM(xrdecl, properties);
                    oxProject = jCtx.getXMLContext().getSession(0).getProject();
                } catch (JAXBException e) {
                    e.printStackTrace();
                }
            } else {
                oxProject = new Project();
            }
            oxProject.setName(builder.getProjectName().concat(OX_PRJ_SUFFIX));
            login = (DatasourceLogin) oxProject.getDatasourceLogin();
            if (login != null) {
                platform = login.getDatasourcePlatform();
                if (platform != null) {
                    conversionManager = platform.getConversionManager();
                    if (conversionManager != null) {
                        conversionManager.setLoader(xrdecl);
                    }
                }
            }
            prepareDescriptors(oxProject, orProject, xrdecl);
            ProjectHelper.fixOROXAccessors(orProject, oxProject);
            xrService.setORSession(orProject.createDatabaseSession());
            xrService.getORSession().dontLogMessages();
            xrService.setXMLContext(new XMLContext(oxProject));
            xrService.setOXSession(xrService.getXMLContext().getSession(0));
        }
    };
    context = new XMLContext(new DBWSModelProject());
    unmarshaller = context.createUnmarshaller();
    DBWSModel model = (DBWSModel) unmarshaller.unmarshal(new StringReader(DBWS_SERVICE_STREAM.toString()));
    xrService = factory.buildService(model);
}
Also used : XRPackager(org.eclipse.persistence.tools.dbws.XRPackager) XmlBindings(org.eclipse.persistence.jaxb.xmlmodel.XmlBindings) Platform(org.eclipse.persistence.internal.databaseaccess.Platform) XMLPlatform(org.eclipse.persistence.platform.xml.XMLPlatform) DatabaseSession(org.eclipse.persistence.sessions.DatabaseSession) HashMap(java.util.HashMap) XRDynamicClassLoader(org.eclipse.persistence.internal.xr.XRDynamicClassLoader) JAXBContext(jakarta.xml.bind.JAXBContext) DBWSBuilder(org.eclipse.persistence.tools.dbws.DBWSBuilder) DBWSModelProject(org.eclipse.persistence.dbws.DBWSModelProject) JSR109WebServicePackager(org.eclipse.persistence.tools.dbws.JSR109WebServicePackager) StringReader(java.io.StringReader) ConversionManager(org.eclipse.persistence.internal.helper.ConversionManager) XmlBindingsModel(org.eclipse.persistence.internal.xr.XmlBindingsModel) XMLUnmarshaller(org.eclipse.persistence.oxm.XMLUnmarshaller) Unmarshaller(jakarta.xml.bind.Unmarshaller) XMLUnmarshaller(org.eclipse.persistence.oxm.XMLUnmarshaller) DatasourceLogin(org.eclipse.persistence.sessions.DatasourceLogin) DBWSModel(org.eclipse.persistence.dbws.DBWSModel) XMLContext(org.eclipse.persistence.oxm.XMLContext) StreamSource(javax.xml.transform.stream.StreamSource) JAXBException(jakarta.xml.bind.JAXBException) ByteArrayOutputStream(java.io.ByteArrayOutputStream) DatabaseLogin(org.eclipse.persistence.sessions.DatabaseLogin) DBWSBuilderModelProject(org.eclipse.persistence.tools.dbws.DBWSBuilderModelProject) Project(org.eclipse.persistence.sessions.Project) DBWSModelProject(org.eclipse.persistence.dbws.DBWSModelProject) XRServiceFactory(org.eclipse.persistence.internal.xr.XRServiceFactory) ByteArrayInputStream(java.io.ByteArrayInputStream) DatabaseSessionImpl(org.eclipse.persistence.internal.sessions.DatabaseSessionImpl) DBWSBuilderModel(org.eclipse.persistence.tools.dbws.DBWSBuilderModel) XRServiceModel(org.eclipse.persistence.internal.xr.XRServiceModel) DBWSBuilderModelProject(org.eclipse.persistence.tools.dbws.DBWSBuilderModelProject) File(java.io.File) MetadataProcessor(org.eclipse.persistence.internal.jpa.metadata.MetadataProcessor) Map(java.util.Map) HashMap(java.util.HashMap)

Example 5 with ConversionManager

use of org.eclipse.persistence.internal.helper.ConversionManager in project eclipselink by eclipse-ee4j.

the class HistoryPolicy method additionalHistoryExpression.

/**
 * INTERNAL:
 * Add any temporal querying conditions to this object expression.
 * @param tableIndex not null indicates that only expression for a single table should be returned.
 */
public Expression additionalHistoryExpression(Expression context, Expression base, Integer tableIndex) {
    // 
    AsOfClause clause = base.getAsOfClause();
    Object value = clause.getValue();
    Expression join = null;
    Expression subJoin = null;
    Expression start = null;
    Expression end = null;
    if (value == null) {
        return null;
    // for now nothing as assume mirroring historical tables.
    } else {
        if (value instanceof Expression) {
            // Print AS OF TIMESTAMP (SYSDATE - 1000*60*10) not AS OF ('SYSDATE - 1000*60*10').
            if ((value instanceof ConstantExpression) && (((ConstantExpression) value).getValue() instanceof String)) {
                value = (((ConstantExpression) value).getValue());
            }
        } else {
            ConversionManager converter = ConversionManager.getDefaultManager();
            value = converter.convertObject(value, ClassConstants.TIMESTAMP);
        }
        if (getMapping() != null) {
            if (tableIndex != null && tableIndex > 0) {
                return null;
            }
            TableExpression tableExp = null;
            DatabaseTable historicalTable = getHistoricalTables().get(0);
            tableExp = (TableExpression) ((ObjectExpression) base).existingDerivedTable(historicalTable);
            start = tableExp.getField(getStart());
            end = tableExp.getField(getEnd());
            join = start.lessThanEqual(value).and(end.isNull().or(end.greaterThan(value)));
            // We also need to do step two here in advance.
            tableExp.setTable(historicalTable);
            return join;
        }
        int iFirst, iLast;
        if (tableIndex == null) {
            // loop through all history tables
            iFirst = 0;
            iLast = getHistoricalTables().size() - 1;
        } else {
            // only return expression for the specified table
            iFirst = tableIndex;
            iLast = iFirst;
        }
        for (int i = iFirst; i <= iLast; i++) {
            start = base.getField(getStart(i));
            end = base.getField(getEnd(i));
            subJoin = start.lessThanEqual(value).and(end.isNull().or(end.greaterThan(value)));
            join = ((join == null) ? subJoin : join.and(subJoin));
        }
        return join;
    }
}
Also used : ObjectExpression(org.eclipse.persistence.internal.expressions.ObjectExpression) ConstantExpression(org.eclipse.persistence.internal.expressions.ConstantExpression) Expression(org.eclipse.persistence.expressions.Expression) TableExpression(org.eclipse.persistence.internal.expressions.TableExpression) ConstantExpression(org.eclipse.persistence.internal.expressions.ConstantExpression) ConversionManager(org.eclipse.persistence.internal.helper.ConversionManager) DatabaseTable(org.eclipse.persistence.internal.helper.DatabaseTable) HistoricalDatabaseTable(org.eclipse.persistence.internal.history.HistoricalDatabaseTable) TableExpression(org.eclipse.persistence.internal.expressions.TableExpression) ObjectExpression(org.eclipse.persistence.internal.expressions.ObjectExpression)

Aggregations

ConversionManager (org.eclipse.persistence.internal.helper.ConversionManager)32 Project (org.eclipse.persistence.sessions.Project)12 Platform (org.eclipse.persistence.internal.databaseaccess.Platform)11 XMLContext (org.eclipse.persistence.oxm.XMLContext)11 JAXBException (jakarta.xml.bind.JAXBException)10 StringReader (java.io.StringReader)10 XRDynamicClassLoader (org.eclipse.persistence.internal.xr.XRDynamicClassLoader)10 DatabaseLogin (org.eclipse.persistence.sessions.DatabaseLogin)10 JAXBContext (jakarta.xml.bind.JAXBContext)9 DatabaseField (org.eclipse.persistence.internal.helper.DatabaseField)9 XMLPlatform (org.eclipse.persistence.platform.xml.XMLPlatform)9 DatabaseSession (org.eclipse.persistence.sessions.DatabaseSession)9 DatasourceLogin (org.eclipse.persistence.sessions.DatasourceLogin)9 Unmarshaller (jakarta.xml.bind.Unmarshaller)8 HashMap (java.util.HashMap)8 Map (java.util.Map)8 StreamSource (javax.xml.transform.stream.StreamSource)8 CacheId (org.eclipse.persistence.internal.identitymaps.CacheId)8 MetadataProcessor (org.eclipse.persistence.internal.jpa.metadata.MetadataProcessor)8 DatabaseSessionImpl (org.eclipse.persistence.internal.sessions.DatabaseSessionImpl)8