Package org.apache.openjpa.meta

Examples of org.apache.openjpa.meta.SequenceMetaData$SequenceFactory

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    /**
     * Add tables used by sequences to the given schema.
     */
    private void addSequenceComponents(ClassMapping mapping,
        SchemaGroup group) {
        SequenceMetaData smd = mapping.getIdentitySequenceMetaData();
        Seq seq = null;
        if (smd != null)
            seq = smd.getInstance(null);
        else if (mapping.getIdentityStrategy() == ValueStrategies.NATIVE
            || (mapping.getIdentityStrategy() == ValueStrategies.NONE
            && mapping.getIdentityType() == ClassMapping.ID_DATASTORE))
            seq = _conf.getSequenceInstance();

        if (seq instanceof JDBCSeq)
            ((JDBCSeq) seq).addSchema(mapping, group);

        FieldMapping[] fmds;
        if (mapping.getEmbeddingMetaData() == null)
            fmds = mapping.getDefinedFieldMappings();
        else
            fmds = mapping.getFieldMappings();
        for (int i = 0; i < fmds.length; i++) {
            smd = fmds[i].getValueSequenceMetaData();
            if (smd != null) {
                seq = smd.getInstance(null);
                if (seq instanceof JDBCSeq)
                    ((JDBCSeq) seq).addSchema(mapping, group);
            } else if (fmds[i].getEmbeddedMapping() != null)
                addSequenceComponents(fmds[i].getEmbeddedMapping(), group);
        }
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        ClassMetaData meta, FieldMetaData fmd, int typeCode) {
        int strategy = (fmd == null) ? meta.getIdentityStrategy()
            : fmd.getValueStrategy();
        switch (strategy) {
            case ValueStrategies.SEQUENCE:
                SequenceMetaData smd = (fmd == null)
                    ? meta.getIdentitySequenceMetaData()
                    : fmd.getValueSequenceMetaData();
                return JavaTypes.convert(smd.getInstance(ctx.getClassLoader()).
                    next(ctx, meta), typeCode);
            case ValueStrategies.UUID_STRING:
                return UUIDGenerator.nextString(UUIDGenerator.TYPE1);
            case ValueStrategies.UUID_HEX:
                return UUIDGenerator.nextHex(UUIDGenerator.TYPE1);
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            throw new MetaDataException(_loc.get("no-seq-name", el));

        if (_log.isTraceEnabled())
            _log.trace(_loc.get("parse-sequence", name));

        SequenceMetaData meta = getRepository().getCachedSequenceMetaData
            (name);
        if (meta != null) {
            if (_log.isWarnEnabled())
                _log.warn(_loc.get("dup-sequence", name, el));
            return;
        }

        // create new sequence
        meta = getRepository().addSequenceMetaData(name);
        String seq = gen.sequenceName();
        int initial = gen.initialValue();
        int allocate = gen.allocationSize();
        // don't allow initial of 0 b/c looks like def value
        if (initial == 0)
            initial = 1;

        // create plugin string from info
        String clsName, props;
        if (StringUtils.isEmpty(seq)) {
            clsName = SequenceMetaData.IMPL_NATIVE;
            props = null;
        } else if (seq.indexOf('(') != -1) // plugin
        {
            clsName = Configurations.getClassName(seq);
            props = Configurations.getProperties(seq);
            seq = null;
        } else {
            clsName = SequenceMetaData.IMPL_NATIVE;
            props = null;
        }

        meta.setSequencePlugin(Configurations.getPlugin(clsName, props));
        meta.setSequence(seq);
        meta.setInitialValue(initial);
        meta.setAllocate(allocate);
        meta.setSource(getSourceFile(), (el instanceof Class) ? el : null,
            meta.SRC_ANNOTATIONS);
    }
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        String name = attrs.getValue("name");
        Log log = getLog();
        if (log.isTraceEnabled())
            log.trace(_loc.get("parse-sequence", name));

        SequenceMetaData meta = getRepository().getCachedSequenceMetaData(name);
        if (meta != null && log.isWarnEnabled())
            log.warn(_loc.get("override-sequence", name));

        meta = getRepository().addSequenceMetaData(name);
        String seq = attrs.getValue("sequence-name");
        String val = attrs.getValue("initial-value");
        int initial = val == null ? 1 : Integer.parseInt(val);
        val = attrs.getValue("allocation-size");
        int allocate = val == null ? 50 : Integer.parseInt(val);

        String clsName, props;
        if (seq == null || seq.indexOf('(') == -1) {
            clsName = SequenceMetaData.IMPL_NATIVE;
            props = null;
        } else { // plugin
            clsName = Configurations.getClassName(seq);
            props = Configurations.getProperties(seq);
            seq = null;
        }

        meta.setSequencePlugin(Configurations.getPlugin(clsName, props));
        meta.setSequence(seq);
        meta.setInitialValue(initial);
        meta.setAllocate(allocate);

        Object cur = currentElement();
        Object scope = (cur instanceof ClassMetaData)
            ? ((ClassMetaData) cur).getDescribedType() : null;
        meta.setSource(getSourceFile(), scope, meta.SRC_XML);
        Locator locator = getLocation().getLocator();
        if (locator != null) {
            meta.setLineNumber(Numbers.valueOf(locator.getLineNumber()));
            meta.setColNumber(Numbers.valueOf(locator.getColumnNumber()));
        }
        return true;
    }
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        ClassMetaData meta, FieldMetaData fmd, int typeCode) {
        int strategy = (fmd == null) ? meta.getIdentityStrategy()
            : fmd.getValueStrategy();
        switch (strategy) {
            case ValueStrategies.SEQUENCE:
                SequenceMetaData smd = (fmd == null)
                    ? meta.getIdentitySequenceMetaData()
                    : fmd.getValueSequenceMetaData();
                return JavaTypes.convert(smd.getInstance(ctx.getClassLoader()).
                    next(ctx, meta), typeCode);
            case ValueStrategies.UUID_STRING:
                return UUIDGenerator.nextString();
            case ValueStrategies.UUID_HEX:
                return UUIDGenerator.nextHex();
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    }

    public Generator getNamedGenerator(String name) {
        assertNotCloseInvoked();
        try {
            SequenceMetaData meta = _broker.getConfiguration().
                getMetaDataRepositoryInstance().getSequenceMetaData(name,
                _broker.getClassLoader(), true);
            Seq seq = meta.getInstance(_broker.getClassLoader());
            return new GeneratorImpl(seq, name, _broker, null);
        } catch (RuntimeException re) {
            throw PersistenceExceptions.toPersistenceException(re);
        }
    }
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            case ValueStrategies.UUID_TYPE4_HEX:
                return UUIDType4HexSeq.getInstance();
            case ValueStrategies.UUID_TYPE4_STRING:
                return UUIDType4StringSeq.getInstance();
            case ValueStrategies.SEQUENCE:
                SequenceMetaData smd = (fmd == null)
                    ? meta.getIdentitySequenceMetaData()
                    : fmd.getValueSequenceMetaData();
                return smd.getInstance(_loader);
            default:
                // use store manager for native sequence
                if (fmd == null) {
                    // This will return a sequence even for app id classes,
                    // which is what we want for backwards-compatibility.
                    // Even if user uses Application Identity,
                    // user might use custom sequence information.
                    // So, first, the sequence should be checked.
                    // Trying to get primary key field if it has
                    // sequence meta data.
                    FieldMetaData[] pks = meta.getPrimaryKeyFields();
                    if (pks != null && pks.length == 1) {
                        smd = pks[0].getValueSequenceMetaData();
                    } else {
                        smd = meta.getIdentitySequenceMetaData();
                    }

                    if (smd != null) {
                        return smd.getInstance(_loader);
                    } else {
                        return _store.getDataStoreIdSequence(meta);
                    }
                }
                return _store.getValueSequence(fmd);
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            case ValueStrategies.UUID_HEX:
                return UUIDHexSeq.getInstance();
            case ValueStrategies.UUID_STRING:
                return UUIDStringSeq.getInstance();
            case ValueStrategies.SEQUENCE:
                SequenceMetaData smd = (fmd == null)
                    ? meta.getIdentitySequenceMetaData()
                    : fmd.getValueSequenceMetaData();
                return smd.getInstance(_loader);
            default:
                // use store manager for native sequence
                if (fmd == null) {
                    // this will return a sequence even for app id classes,
                    // which is what we want for backwards-compatibility
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        String name = attrs.getValue("name");
        Log log = getLog();
        if (log.isTraceEnabled())
            log.trace(_loc.get("parse-sequence", name));

        SequenceMetaData meta = getRepository().getCachedSequenceMetaData(name);
        if (meta != null && log.isWarnEnabled())
            log.warn(_loc.get("override-sequence", name));

        meta = getRepository().addSequenceMetaData(name);
        String seq = attrs.getValue("sequence-name");
        String val = attrs.getValue("initial-value");
        int initial = val == null ? 1 : Integer.parseInt(val);
        val = attrs.getValue("allocation-size");
        int allocate = val == null ? 50 : Integer.parseInt(val);

        String clsName, props;
        if (seq == null || seq.indexOf('(') == -1) {
            clsName = SequenceMetaData.IMPL_NATIVE;
            props = null;
        } else { // plugin
            clsName = Configurations.getClassName(seq);
            props = Configurations.getProperties(seq);
            seq = null;
        }

        meta.setSequencePlugin(Configurations.getPlugin(clsName, props));
        meta.setSequence(seq);
        meta.setInitialValue(initial);
        meta.setAllocate(allocate);

        Object cur = currentElement();
        Object scope = (cur instanceof ClassMetaData)
            ? ((ClassMetaData) cur).getDescribedType() : null;
        meta.setSource(getSourceFile(), scope, meta.SRC_XML);
        return true;
    }
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            throw new MetaDataException(_loc.get("no-seq-name", el));

        if (_log.isTraceEnabled())
            _log.trace(_loc.get("parse-sequence", name));

        SequenceMetaData meta = getRepository().getCachedSequenceMetaData
            (name);
        if (meta != null) {
            if (_log.isWarnEnabled())
                _log.warn(_loc.get("dup-sequence", name, el));
            return;
        }

        // create new sequence
        meta = getRepository().addSequenceMetaData(name);
        String seq = gen.sequenceName();
        int initial = gen.initialValue();
        int allocate = gen.allocationSize();
        // don't allow initial of 0 b/c looks like def value
        if (initial == 0)
            initial = 1;

        // create plugin string from info
        String clsName, props;
        if (StringUtils.isEmpty(seq)) {
            clsName = SequenceMetaData.IMPL_NATIVE;
            props = null;
        } else if (seq.indexOf('(') != -1) // plugin
        {
            clsName = Configurations.getClassName(seq);
            props = Configurations.getProperties(seq);
            seq = null;
        } else {
            clsName = SequenceMetaData.IMPL_NATIVE;
            props = null;
        }

        meta.setSequencePlugin(Configurations.getPlugin(clsName, props));
        meta.setSequence(seq);
        meta.setInitialValue(initial);
        meta.setAllocate(allocate);
        meta.setSource(getSourceFile(), (el instanceof Class) ? el : null,
            meta.SRC_ANNOTATIONS);
    }
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Related Classes of org.apache.openjpa.meta.SequenceMetaData$SequenceFactory

  • org.apache.openjpa.conf.SeqValue
  • org.apache.openjpa.jdbc.meta.MappingTool
  • org.apache.openjpa.kernel.BrokerImpl
  • org.apache.openjpa.kernel.Seq
  • org.apache.openjpa.lib.conf.PluginValue
  • org.apache.openjpa.persistence.AnnotationPersistenceMetaDataParser
  • org.apache.openjpa.persistence.EntityManagerImpl
  • org.apache.openjpa.persistence.generationtype.TestTableGeneratorMultithreaded$WorkerThread
  • org.apache.openjpa.persistence.jdbc.schema.TestSequenceGeneratorEnsureCapacityCall
  • org.apache.openjpa.persistence.XMLPersistenceMetaDataParser
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