Examples of org.datanucleus.ClassLoaderResolver.classForName()

Class org.datanucleus.ClassLoaderResolver

Examples of org.datanucleus.ClassLoaderResolver.classForName()

org.datanucleus.ClassLoaderResolver.classForName()
Class loading method, allowing specification of a primary loader. This method does not initialize the class @param name Name of the Class to be loaded @param primary the primary ClassLoader to use (or null) @return The Class given the name, using the specified ClassLoader @throws ClassNotResolvedException if the class can't be found in the classpath

    protected SQLStatement getSQLStatementForIterator(ObjectProvider ownerSM)
    {
        SQLStatement sqlStmt = null;


        final ClassLoaderResolver clr = ownerSM.getExecutionContext().getClassLoaderResolver();
        final Class valueCls = clr.classForName(elementType);
        RDBMSStoreManager storeMgr = (RDBMSStoreManager)this.storeMgr;
        SQLTable containerSqlTbl = null;
        MapType mapType = getOwnerMemberMetaData().getMap().getMapType();
        if (emd != null && emd.getDiscriminatorStrategyForTable() != null &&
            emd.getDiscriminatorStrategyForTable() != DiscriminatorStrategy.NONE)

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                // Take the metadata for the first implementation of the reference type
                String[] clsNames = storeMgr.getNucleusContext().getMetaDataManager().getClassesImplementingInterface(elementType, clr);
                Class[] cls = new Class[clsNames.length];
                for (int j=0; j<clsNames.length; j++)
                {
                    cls[j] = clr.classForName(clsNames[j]);
                }
                StatementGenerator stmtGen = new DiscriminatorStatementGenerator(storeMgr, clr, cls, true, null, null);
                sqlStmt = stmtGen.getStatement();
            }
            else

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                // Persistent interface, so find all persistent implementations
                String[] clsNames =
                    storeMgr.getNucleusContext().getMetaDataManager().getClassesImplementingInterface(candidateCls.getName(), clr);
                for (int i=0;i<clsNames.length;i++)
                {
                    Class cls = clr.classForName(clsNames[i]);
                    DatastoreClass table = storeMgr.getDatastoreClass(clsNames[i], clr);
                    candidateClasses.add(cls);
                    candidateTables.add(table);
                    AbstractClassMetaData implCmd = storeMgr.getNucleusContext().getMetaDataManager().getMetaDataForClass(cls, clr);
                    if (implCmd.getIdentityType() != cmd.getIdentityType())

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                    if (cmds != null && cmds.length > 0)
                    {
                        for (int i=0;i<cmds.length;i++)
                        {
                            DatastoreClass table = storeMgr.getDatastoreClass(cmds[i].getFullClassName(), clr);
                            Class cls = clr.classForName(cmds[i].getFullClassName());
                            candidateClasses.add(cls);
                            candidateTables.add(table);
                        }
                    }
                    else

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        if (elementInfo[0].getDatastoreClass().getDiscriminatorMetaData() != null &&
            elementInfo[0].getDatastoreClass().getDiscriminatorMetaData().getStrategy() != DiscriminatorStrategy.NONE)
        {
            // TODO Only caters for one elementInfo, but with subclass-table we can have multiple
            String elementType = ownerMemberMetaData.getCollection().getElementType();
            if (ClassUtils.isReferenceType(clr.classForName(elementType)))
            {
                String[] clsNames =
                    storeMgr.getNucleusContext().getMetaDataManager().getClassesImplementingInterface(elementType, clr);
                Class[] cls = new Class[clsNames.length];
                for (int i=0; i<clsNames.length; i++)

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                String[] clsNames =
                    storeMgr.getNucleusContext().getMetaDataManager().getClassesImplementingInterface(elementType, clr);
                Class[] cls = new Class[clsNames.length];
                for (int i=0; i<clsNames.length; i++)
                {
                    cls[i] = clr.classForName(clsNames[i]);
                }
                sqlStmt = new DiscriminatorStatementGenerator(storeMgr, clr, cls, true, null, null).getStatement();
            }
            else
            {

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                sqlStmt = new DiscriminatorStatementGenerator(storeMgr, clr, cls, true, null, null).getStatement();
            }
            else
            {
                sqlStmt = new DiscriminatorStatementGenerator(storeMgr, clr,
                    clr.classForName(elementInfo[0].getClassName()), true, null, null).getStatement();
            }
            iterateUsingDiscriminator = true;


            // Select the required fields (of the element class)
            SQLStatementHelper.selectFetchPlanOfSourceClassInStatement(sqlStmt, iteratorMappingDef,

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        }
        else
        {
            for (int i=0;i<elementInfo.length;i++)
            {
                final Class elementCls = clr.classForName(this.elementInfo[i].getClassName());
                UnionStatementGenerator stmtGen = new UnionStatementGenerator(storeMgr, clr, elementCls, true, null, null);
                stmtGen.setOption(StatementGenerator.OPTION_SELECT_NUCLEUS_TYPE);
                iteratorMappingDef.setNucleusTypeColumnName(UnionStatementGenerator.NUC_TYPE_COLUMN);
                SQLStatement subStmt = stmtGen.getStatement();

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            throw new NucleusUserException(LOCALISER_CORE.msg("037017", castClassName));
        }


        // Extract type of this object and check obvious conditions
        SQLExpressionFactory exprFactory = stmt.getSQLExpressionFactory();
        Class memberType = clr.classForName(mapping.getType());
        if (!memberType.isAssignableFrom(type) && !type.isAssignableFrom(memberType))
        {
            // object type and cast type are totally incompatible, so just return false
            JavaTypeMapping m = exprFactory.getMappingForType(boolean.class, true);
            return exprFactory.newLiteral(stmt, m, false).eq(exprFactory.newLiteral(stmt, m, true));

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                    " Use per-implementation mapping to allow this query");
            }
            JavaTypeMapping[] implMappings = refMapping.getJavaTypeMapping();
            for (int i=0;i<implMappings.length;i++)
            {
                Class implType = clr.classForName(implMappings[i].getType());
                if (type.isAssignableFrom(implType))
                {
                    DatastoreClass castTable = storeMgr.getDatastoreClass(type.getName(), clr);
                    SQLTable castSqlTbl = stmt.leftOuterJoin(table, implMappings[i], refMapping,
                        castTable, null, castTable.getIdMapping(), null, null, null);

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