Examples of DeleteBatchQuery

Examples of org.apache.cayenne.query.DeleteBatchQuery

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     */
    @Override
    public void bindParameters(PreparedStatement statement, BatchQuery query)
            throws SQLException, Exception {

        DeleteBatchQuery deleteBatch = (DeleteBatchQuery) query;

        int parameterIndex = 1;
        int i = 0;

        for (DbAttribute attribute : deleteBatch.getQualifierAttributes()) {
            Object value = query.getValue(i++);

            // skip null attributes... they are translated as "IS NULL"
            if (deleteBatch.isNull(attribute)) {
                continue;
            }

            adapter.bindParameter(
                    statement,
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Examples of org.apache.cayenne.query.DeleteBatchQuery

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                    List batchKey = Arrays.asList(new Object[] {
                        nullQualifierNames
                    });

                    DeleteBatchQuery batch = (DeleteBatchQuery) batches.get(batchKey);
                    if (batch == null) {
                        batch = new DeleteBatchQuery(dbEntity, qualifierBuilder
                                .getAttributes(), nullQualifierNames, 27);
                        batch.setUsingOptimisticLocking(qualifierBuilder
                                .isUsingOptimisticLocking());
                        batches.put(batchKey, batch);
                    }

                    batch.add(qualifierSnapshot);
                }
            }

            queries.addAll(batches.values());
        }
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Examples of org.apache.cayenne.query.DeleteBatchQuery

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    public DeleteBatchQueryBuilder(DbAdapter adapter) {
        super(adapter);
    }

    public String createSqlString(BatchQuery batch) {
        DeleteBatchQuery deleteBatch = (DeleteBatchQuery) batch;
        String table = batch.getDbEntity().getFullyQualifiedName();
        List qualifierAttributes = deleteBatch.getQualifierAttributes();

        StringBuffer query = new StringBuffer("DELETE FROM ");
        query.append(table).append(" WHERE ");

        Iterator i = qualifierAttributes.iterator();
        while (i.hasNext()) {
            DbAttribute attribute = (DbAttribute) i.next();
            appendDbAttribute(query, attribute);
            query.append(deleteBatch.isNull(attribute) ? " IS NULL" : " = ?");

            if (i.hasNext()) {
                query.append(" AND ");
            }
        }
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Examples of org.apache.cayenne.query.DeleteBatchQuery

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     * Binds BatchQuery parameters to the PreparedStatement.
     */
    public void bindParameters(PreparedStatement statement, BatchQuery query)
            throws SQLException, Exception {

        DeleteBatchQuery deleteBatch = (DeleteBatchQuery) query;
        List qualifierAttributes = deleteBatch.getQualifierAttributes();

        int parameterIndex = 1;

        for (int i = 0; i < qualifierAttributes.size(); i++) {
            Object value = query.getValue(i);
            DbAttribute attribute = (DbAttribute) qualifierAttributes.get(i);

            // skip null attributes... they are translated as "IS NULL"
            if (deleteBatch.isNull(attribute)) {
                continue;
            }

            adapter.bindParameter(
                    statement,
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Examples of org.apache.cayenne.query.DeleteBatchQuery

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        relationInsertQuery.add(flattenedSnapshot);
    }

    void addFlattenedDelete(DbEntity flattenedEntity, FlattenedArcKey flattenedDeleteInfo) {

        DeleteBatchQuery relationDeleteQuery = (DeleteBatchQuery) flattenedDeleteQueries
                .get(flattenedEntity);
        if (relationDeleteQuery == null) {
            boolean optimisticLocking = false;
            relationDeleteQuery = new DeleteBatchQuery(flattenedEntity, 50);
            relationDeleteQuery.setUsingOptimisticLocking(optimisticLocking);
            flattenedDeleteQueries.put(flattenedEntity, relationDeleteQuery);
        }

        DataNode node = parent.getDomain().lookupDataNode(flattenedEntity.getDataMap());
        List flattenedSnapshots = flattenedDeleteInfo.buildJoinSnapshotsForDelete(node);
        if (!flattenedSnapshots.isEmpty()) {
            Iterator snapsIt = flattenedSnapshots.iterator();
            while (snapsIt.hasNext()) {
                relationDeleteQuery.add((Map) snapsIt.next());
            }
        }
    }
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Examples of org.apache.cayenne.query.DeleteBatchQuery

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    public DeleteBatchQueryBuilder(DbAdapter adapter) {
        super(adapter);
    }

    public String createSqlString(BatchQuery batch) {
        DeleteBatchQuery deleteBatch = (DeleteBatchQuery) batch;
        String table = batch.getDbEntity().getFullyQualifiedName();
        List qualifierAttributes = deleteBatch.getQualifierAttributes();

        StringBuffer query = new StringBuffer("DELETE FROM ");
        query.append(table).append(" WHERE ");

        Iterator i = qualifierAttributes.iterator();
        while (i.hasNext()) {
            DbAttribute attribute = (DbAttribute) i.next();
            appendDbAttribute(query, attribute);
            query.append(deleteBatch.isNull(attribute) ? " IS NULL" : " = ?");

            if (i.hasNext()) {
                query.append(" AND ");
            }
        }
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Examples of org.apache.cayenne.query.DeleteBatchQuery

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     * Binds BatchQuery parameters to the PreparedStatement.
     */
    public void bindParameters(PreparedStatement statement, BatchQuery query)
            throws SQLException, Exception {

        DeleteBatchQuery deleteBatch = (DeleteBatchQuery) query;
        List qualifierAttributes = deleteBatch.getQualifierAttributes();

        int parameterIndex = 1;

        for (int i = 0; i < qualifierAttributes.size(); i++) {
            Object value = query.getValue(i);
            DbAttribute attribute = (DbAttribute) qualifierAttributes.get(i);

            // skip null attributes... they are translated as "IS NULL"
            if (deleteBatch.isNull(attribute)) {
                continue;
            }

            adapter.bindParameter(
                    statement,
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Examples of org.apache.cayenne.query.DeleteBatchQuery

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                    List batchKey = Arrays.asList(new Object[] {
                        nullQualifierNames
                    });

                    DeleteBatchQuery batch = (DeleteBatchQuery) batches.get(batchKey);
                    if (batch == null) {
                        batch = new DeleteBatchQuery(dbEntity, qualifierBuilder
                                .getAttributes(), nullQualifierNames, 27);
                        batch.setUsingOptimisticLocking(qualifierBuilder
                                .isUsingOptimisticLocking());
                        batches.put(batchKey, batch);
                    }

                    batch.add(qualifierSnapshot);
                }
            }

            queries.addAll(batches.values());
        }
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Examples of org.apache.cayenne.query.DeleteBatchQuery

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     * Appends WHERE clause to SQL string
     */
    protected void applyQualifier(StringBuffer query, BatchQuery batch) {
        query.append(" WHERE ");

        DeleteBatchQuery deleteBatch = (DeleteBatchQuery) batch;
        Iterator<DbAttribute> i = deleteBatch.getQualifierAttributes().iterator();
        while (i.hasNext()) {
            DbAttribute attribute = i.next();
            appendDbAttribute(query, attribute);
            query.append(deleteBatch.isNull(attribute) ? " IS NULL" : " = ?");

            if (i.hasNext()) {
                query.append(" AND ");
            }
        }
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Examples of org.apache.cayenne.query.DeleteBatchQuery

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     * Binds BatchQuery parameters to the PreparedStatement.
     */
    @Override
    public void bindParameters(PreparedStatement statement, BatchQuery query) throws SQLException, Exception {

        DeleteBatchQuery deleteBatch = (DeleteBatchQuery) query;

        int parameterIndex = getFirstParameterIndex(query);
        int i = 0;

        for (DbAttribute attribute : deleteBatch.getQualifierAttributes()) {
            Object value = query.getValue(i++);

            // skip null attributes... they are translated as "IS NULL"
            if (deleteBatch.isNull(attribute)) {
                continue;
            }

            adapter.bindParameter(statement, value, parameterIndex++, attribute.getType(), attribute.getScale());
        }
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