Package info.archinnov.achilles.internal.metadata.holder

Examples of info.archinnov.achilles.internal.metadata.holder.PropertyMeta

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public class PreparedStatementGenerator {
    private static final Logger log = LoggerFactory.getLogger(PreparedStatementGenerator.class);

    public PreparedStatement prepareInsert(Session session, EntityMeta entityMeta, List<PropertyMeta> pms, Options options) {
        log.trace("Generate prepared statement for INSERT on {}", entityMeta);
        PropertyMeta idMeta = entityMeta.getIdMeta();
        final EntityMetaConfig metaConfig = entityMeta.config();
        Insert insert = insertInto(metaConfig.getKeyspaceName(), metaConfig.getTableName());
        if (options.isIfNotExists()) {
            insert.ifNotExists();
        }

        idMeta.forStatementGeneration().generateInsertPrimaryKey(insert);

        for (PropertyMeta pm : pms) {
            String cql3ColumnName = pm.getCQL3ColumnName();
            insert.value(cql3ColumnName, bindMarker(cql3ColumnName));
        }
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    }

    public PreparedStatement prepareSelectField(Session session, EntityMeta entityMeta, PropertyMeta pm) {
        log.trace("Generate prepared statement for SELECT property {}", pm);

        PropertyMeta idMeta = entityMeta.getIdMeta();

        if (pm.structure().isCounter()) {
            throw new IllegalArgumentException(String.format("Cannot prepare statement for property '%s' of entity '%s' because it is a counter type",pm.getPropertyName(),entityMeta.getClassName()));
        } else {
            Selection select = pm.forStatementGeneration().prepareSelectField(select());
            final EntityMetaConfig metaConfig = entityMeta.config();
            Select from = select.from(metaConfig.getKeyspaceName(), metaConfig.getTableName());
            RegularStatement statement = idMeta.forStatementGeneration().generateWhereClauseForSelect(Optional.fromNullable(pm), from);
            return session.prepare(statement.getQueryString());
        }
    }
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    public PreparedStatement prepareUpdateFields(Session session, EntityMeta entityMeta, List<PropertyMeta> pms, Options options) {

        log.trace("Generate prepared statement for UPDATE properties {}", pms);

        PropertyMeta idMeta = entityMeta.getIdMeta();
        final EntityMetaConfig metaConfig = entityMeta.config();
        Update update = update(metaConfig.getKeyspaceName(), metaConfig.getTableName());
        final Update.Conditions updateConditions = update.onlyIf();
        if (options.hasCASConditions()) {
            for (CASCondition CASCondition : options.getCASConditions()) {
                updateConditions.and(CASCondition.toClauseForPreparedStatement());
            }
        }

        Assignments assignments = null;
        boolean onlyStaticColumns = true;
        for (int i = 0; i < pms.size(); i++) {
            PropertyMeta pm = pms.get(i);

            if (!pm.structure().isStaticColumn()) {
                onlyStaticColumns = false;
            }
            if (i == 0) {
                assignments = pm.forStatementGeneration().prepareUpdateField(updateConditions);
            } else {
                assignments = pm.forStatementGeneration().prepareUpdateField(assignments);
            }
        }
        RegularStatement statement = prepareWhereClauseWithTTLForUpdate(idMeta, assignments, onlyStaticColumns, options);
        return session.prepare(statement.getQueryString());
    }
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    }

    public PreparedStatement prepareSelectAll(Session session, EntityMeta entityMeta) {
        log.trace("Generate prepared statement for SELECT of {}", entityMeta);

        PropertyMeta idMeta = entityMeta.getIdMeta();
        final EntityMetaConfig metaConfig = entityMeta.config();
        Selection select = select();

        for (PropertyMeta pm : entityMeta.forOperations().getColumnsMetaToLoad()) {
            select = pm.forStatementGeneration().prepareSelectField(select);
        }
        Select from = select.from(metaConfig.getKeyspaceName(), metaConfig.getTableName());

        Optional<PropertyMeta> staticMeta = Optional.absent();
        if (entityMeta.structure().hasOnlyStaticColumns()) {
            staticMeta = Optional.fromNullable(entityMeta.getAllMetasExceptId().get(0));
        }

        RegularStatement statement = idMeta.forStatementGeneration().generateWhereClauseForSelect(staticMeta, from);
        return session.prepare(statement.getQueryString());
    }
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        return counterPSMap;
    }

    public Map<CQLQueryType, Map<String, PreparedStatement>> prepareClusteredCounterQueryMap(Session session, EntityMeta meta) {
        PropertyMeta idMeta = meta.getIdMeta();
        final EntityMetaConfig metaConfig = meta.config();
        String keyspaceName = metaConfig.getKeyspaceName();
        String tableName = metaConfig.getTableName();

        Map<CQLQueryType, Map<String, PreparedStatement>> clusteredCounterPSMap = new HashMap<>();
        Map<String, PreparedStatement> incrStatementPerCounter = new HashMap<>();
        Map<String, PreparedStatement> decrStatementPerCounter = new HashMap<>();
        Map<String, PreparedStatement> selectStatementPerCounter = new HashMap<>();

        final PropertyMetaStatementGenerator statementGenerator = idMeta.forStatementGeneration();

        for (PropertyMeta counterMeta : meta.getAllCounterMetas()) {
            final String propertyName = counterMeta.getPropertyName();
            final String cql3ColumnName = counterMeta.getCQL3ColumnName();
            final boolean staticColumn = counterMeta.structure().isStaticColumn();
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    public Map<String, PreparedStatement> prepareDeletePSs(Session session, EntityMeta entityMeta) {

        log.trace("Generate prepared statement for DELETE of {}", entityMeta);

        PropertyMeta idMeta = entityMeta.getIdMeta();
        final EntityMetaConfig metaConfig = entityMeta.config();

        Map<String, PreparedStatement> deletePSs = new HashMap<>();

        Delete mainFrom = delete().from(metaConfig.getKeyspaceName(), metaConfig.getTableName());
        RegularStatement mainStatement = idMeta.forStatementGeneration().generateWhereClauseForDelete(entityMeta.structure().hasOnlyStaticColumns(), mainFrom);
        deletePSs.put(metaConfig.getQualifiedTableName(), session.prepare(mainStatement.getQueryString()));

        return deletePSs;
    }
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    }

    public void pushCollectionAndMapUpdateStatement(DaoOperations context, DirtyCheckChangeSet changeSet) {

        final CollectionAndMapChangeType changeType = changeSet.getChangeType();
        final PropertyMeta propertyMeta = changeSet.getPropertyMeta();

        if (log.isDebugEnabled()) {
            log.debug("Push update statement for PersistenceContext '{}' and collection/map property '{}' for change type '{}'", context, propertyMeta, changeType);
        }
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        ColumnDefinitions columnDefinitions = row.getColumnDefinitions();
        if (columnDefinitions != null) {
            entity = meta.forOperations().instanciate();
            for (Definition column : columnDefinitions) {
                String columnName = column.getName();
                PropertyMeta pm = propertiesMap.get(columnName);
                if (pm != null) {
                    Object value = pm.forRowExtraction().invokeOnRowForFields(row);
                    pm.forValues().setValueToField(entity, value);
                }
            }
            PropertyMeta idMeta = meta.getIdMeta();
            if (idMeta.structure().isEmbeddedId()) {
                Object compoundKey = idMeta.forRowExtraction().extractCompoundPrimaryKeyFromRow(row, meta, entityState);
                idMeta.forValues().setValueToField(entity, compoundKey);
            }
        }
        return entity;
    }
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        final SetCodec setCodec = codecFactory.parseSetField(context);
        final Class<?> cql3ValueType = codecFactory.determineCQL3ValueType(setCodec, timeUUID);

        PropertyType type = SET;

        PropertyMeta setMeta = factory().objectMapper(context.getCurrentObjectMapper()).type(type)
                .propertyName(context.getCurrentPropertyName()).cqlColumnName(context.getCurrentCQL3ColumnName())
                .entityClassName(context.getCurrentEntityClass().getCanonicalName())
                .consistencyLevels(context.getCurrentConsistencyLevels()).accessors(accessors).field(field)
                .timeuuid(timeUUID).emptyCollectionAndMapIfNull(emptyCollectionIfNull).staticColumn(staticColumn)
                .setCodec(setCodec).cql3ValueClass(cql3ValueType)
                .build(Void.class, valueClass);

        log.trace("Built set property meta for property {} of  entity class {} : {}", setMeta.getPropertyName(),
                context.getCurrentEntityClass().getCanonicalName(), setMeta);

        return setMeta;
    }
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        final Class<?> cql3KeyType = codecFactory.determineCQL3KeyType(mapCodec, timeUUID);
        final Class<?> cql3ValueType = codecFactory.determineCQL3ValueType(mapCodec, timeUUID);

        PropertyType type = MAP;

        PropertyMeta mapMeta = factory().objectMapper(context.getCurrentObjectMapper()).type(type)
                .propertyName(context.getCurrentPropertyName()).cqlColumnName(context.getCurrentCQL3ColumnName())
                .entityClassName(context.getCurrentEntityClass().getCanonicalName())
                .consistencyLevels(context.getCurrentConsistencyLevels()).accessors(accessors).field(field)
                .timeuuid(timeUUID).emptyCollectionAndMapIfNull(emptyCollectionIfNull).staticColumn(staticColumn)
                .mapCodec(mapCodec).cql3KeyClass(cql3KeyType).cql3ValueClass(cql3ValueType)
                .build(keyClass, valueClass);

        log.trace("Built map property meta for property {} of entity class {} : {}", mapMeta.getPropertyName(), context
                .getCurrentEntityClass().getCanonicalName(), mapMeta);

        return mapMeta;

    }
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Related Classes of info.archinnov.achilles.internal.metadata.holder.PropertyMeta

  • info.archinnov.achilles.internal.context.DaoContext
  • info.archinnov.achilles.internal.context.DaoContextFactoryTest
  • info.archinnov.achilles.internal.context.DaoContextTest
  • info.archinnov.achilles.internal.context.EntityFacadeTest
  • info.archinnov.achilles.internal.context.StateHolderFacadeTest
  • info.archinnov.achilles.internal.metadata.parsing.EmbeddedIdParser
  • info.archinnov.achilles.internal.metadata.parsing.EntityParser
  • info.archinnov.achilles.internal.metadata.parsing.EntityParserTest
  • info.archinnov.achilles.internal.metadata.parsing.PropertyParser
  • info.archinnov.achilles.internal.metadata.parsing.PropertyParserTest
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