Examples of DeleteBatchQuery

Examples of org.apache.cayenne.query.DeleteBatchQuery

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        relationInsertQuery.add(flattenedSnapshot);
    }

    void addFlattenedDelete(DbEntity flattenedEntity, FlattenedArcKey flattenedDeleteInfo) {

        DeleteBatchQuery relationDeleteQuery = 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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     * 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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     */
    @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,
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Examples of org.apache.cayenne.query.DeleteBatchQuery

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                        }
                    }

                    Object batchKey = Arrays.asList(nullQualifierNames);

                    DeleteBatchQuery batch = (DeleteBatchQuery) batches.get(batchKey);
                    if (batch == null) {
                        batch = new DataDomainDeleteQuery(parent.getDomain(),
                                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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                        }
                    }

                    Object batchKey = Arrays.asList(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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    }

    @Override
    public String createSqlString(BatchQuery batch) throws IOException {

        DeleteBatchQuery deleteBatch = (DeleteBatchQuery) batch;

        boolean status;
        if(batch.getDbEntity().getDataMap()!=null && batch.getDbEntity().getDataMap().isQuotingSQLIdentifiers()){
            status= true;
        } else {
            status = false;
        }
        QuotingStrategy strategy =  getAdapter().getQuotingStrategy(status);
      
        StringBuffer query = new StringBuffer("DELETE FROM ");
        query.append(strategy.quoteFullyQualifiedName(batch.getDbEntity()));
        query.append(" WHERE ");

        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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     */
    @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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                        }
                    }

                    Object batchKey = Arrays.asList(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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        relationInsertQuery.add(flattenedSnapshot);
    }

    void addFlattenedDelete(DbEntity flattenedEntity, FlattenedArcKey flattenedDeleteInfo) {

        DeleteBatchQuery relationDeleteQuery = 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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        super(adapter);
    }

    @Override
    public String createSqlString(BatchQuery batch) {
        DeleteBatchQuery deleteBatch = (DeleteBatchQuery) batch;
        String table = batch.getDbEntity().getFullyQualifiedName();

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

        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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