Examples of org.jpox.store.mapped.mapping.EmbeddedKeyPCMapping

org.jpox.store.mapped.mapping.EmbeddedKeyPCMapping
Mapping for a PC key object stored in an embedded map within a PC object. Provides mapping for a single Java type (the key PC type) to multiple datastore columns. @version $Revision: 1.6 $

                                                       Object key,
                                                       PreparedStatement ps,
                                                       int jdbcPosition,
                                                       JoinTable joinTable)
    {
        EmbeddedKeyPCMapping embeddedMapping = (EmbeddedKeyPCMapping)keyMapping;
        StatementExpressionIndex[] statementExpressionIndex = 
            new StatementExpressionIndex[kmd.getNoOfManagedMembers() + kmd.getNoOfInheritedManagedMembers()];
        int[] elementFieldNumbers = new int[embeddedMapping.getNumberOfJavaTypeMappings()];
        for (int i=0;i<embeddedMapping.getNumberOfJavaTypeMappings();i++)
        {
            JavaTypeMapping fieldMapping = embeddedMapping.getJavaTypeMapping(i);
            int absFieldNum = kmd.getAbsolutePositionOfMember(fieldMapping.getFieldMetaData().getName());
            elementFieldNumbers[i] = absFieldNum;
            if (fieldMapping != null)
            {
                statementExpressionIndex[absFieldNum] = new StatementExpressionIndex();

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            stmt.append(ownerMapping.getDataStoreMapping(i).getDatastoreField().getIdentifier().toString());
            stmt.append(" = ");
            stmt.append(((RDBMSMapping)ownerMapping.getDataStoreMapping(i)).getUpdateInputParameter());
        }


        EmbeddedKeyPCMapping embeddedMapping = (EmbeddedKeyPCMapping)keyMapping;
        for (int i=0;i<embeddedMapping.getNumberOfJavaTypeMappings();i++)
        {
            JavaTypeMapping m = embeddedMapping.getJavaTypeMapping(i);
            if (m != null)
            {
                for (int j=0;j<m.getNumberOfDatastoreFields();j++)
                {
                    stmt.append(" AND ");

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            if (!isSerialisedKeyPC())
            {
                if (isEmbeddedKeyPC())
                {
                    // Add any FKs for the fields of the (embedded) key
                    EmbeddedKeyPCMapping embMapping = (EmbeddedKeyPCMapping)keyMapping;
                    for (int i=0;i<embMapping.getNumberOfJavaTypeMappings();i++)
                    {
                        JavaTypeMapping embFieldMapping = embMapping.getJavaTypeMapping(i);
                        AbstractMemberMetaData embFmd = embFieldMapping.getFieldMetaData();
                        if (this.storeMgr.getOMFContext().getTypeManager().isReferenceType(embFmd.getType()) && 
                            embFieldMapping instanceof ReferenceMapping)
                        {
                            // Field is a reference type, so add a FK to the table of the PC for each PC implementation

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        Set indices = super.getExpectedIndices(clr);


        if (keyMapping instanceof EmbeddedKeyPCMapping)
        {
            // Add all indices required by fields of the embedded key
            EmbeddedKeyPCMapping embMapping = (EmbeddedKeyPCMapping)keyMapping;
            for (int i=0;i<embMapping.getNumberOfJavaTypeMappings();i++)
            {
                JavaTypeMapping embFieldMapping = embMapping.getJavaTypeMapping(i);
                IndexMetaData imd = embFieldMapping.getFieldMetaData().getIndexMetaData();
                if (imd != null)
                {
                    Index index = TableUtils.getIndexForField(this, imd, embFieldMapping);
                    if (index != null)
                    {
                        indices.add(index);
                    }
                }
            }
        }


        if (valueMapping instanceof EmbeddedValuePCMapping)
        {
            // Add all indices required by fields of the embedded value
            EmbeddedValuePCMapping embMapping = (EmbeddedValuePCMapping)valueMapping;
            for (int i=0;i<embMapping.getNumberOfJavaTypeMappings();i++)
            {
                JavaTypeMapping embFieldMapping = embMapping.getJavaTypeMapping(i);
                IndexMetaData imd = embFieldMapping.getFieldMetaData().getIndexMetaData();
                if (imd != null)
                {
                    Index index = TableUtils.getIndexForField(this, imd, embFieldMapping);
                    if (index != null)

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        List candidateKeys = super.getExpectedCandidateKeys();


        if (keyMapping instanceof EmbeddedKeyPCMapping)
        {
            // Add all candidate keys required by fields of the embedded key
            EmbeddedKeyPCMapping embMapping = (EmbeddedKeyPCMapping)keyMapping;
            for (int i=0;i<embMapping.getNumberOfJavaTypeMappings();i++)
            {
                JavaTypeMapping embFieldMapping = embMapping.getJavaTypeMapping(i);
                UniqueMetaData umd = embFieldMapping.getFieldMetaData().getUniqueMetaData();
                if (umd != null)
                {
                    CandidateKey ck = TableUtils.getCandidateKeyForField(this, umd, embFieldMapping);
                    if (ck != null)
                    {
                        candidateKeys.add(ck);
                    }
                }
            }
        }


        if (valueMapping instanceof EmbeddedValuePCMapping)
        {
            // Add all candidate keys required by fields of the embedded value
            EmbeddedValuePCMapping embMapping = (EmbeddedValuePCMapping)valueMapping;
            for (int i=0;i<embMapping.getNumberOfJavaTypeMappings();i++)
            {
                JavaTypeMapping embFieldMapping = embMapping.getJavaTypeMapping(i);
                UniqueMetaData umd = embFieldMapping.getFieldMetaData().getUniqueMetaData();
                if (umd != null)
                {
                    CandidateKey ck = TableUtils.getCandidateKeyForField(this, umd, embFieldMapping);
                    if (ck != null)

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Related Classes of org.jpox.store.mapped.mapping.EmbeddedKeyPCMapping

org.jpox.store.rdbms.scostore.AbstractMapStore

org.jpox.store.rdbms.table.MapTable

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