/** * INTERNAL: * The foreign keys primary keys are stored as database fields in the hashtable. */ protected void initializeForeignKeys(AbstractSession session) { HashMap newSourceToTargetKeyFields = new HashMap(getSourceToTargetKeyFields().size()); HashMap newTargetToSourceKeyFields = new HashMap(getTargetToSourceKeyFields().size()); Iterator iterator = getSourceToTargetKeyFields().entrySet().iterator(); while (iterator.hasNext()) { Map.Entry entry = (Map.Entry)iterator.next(); DatabaseField sourceField = (DatabaseField)entry.getKey(); DatabaseField targetField = (DatabaseField)entry.getValue(); sourceField = getDescriptor().buildField(sourceField); targetField = getReferenceDescriptor().buildField(targetField); newSourceToTargetKeyFields.put(sourceField, targetField); newTargetToSourceKeyFields.put(targetField, sourceField); } setSourceToTargetKeyFields(newSourceToTargetKeyFields); setTargetToSourceKeyFields(newTargetToSourceKeyFields); }
/** * INTERNAL: * The foreign keys primary keys are stored as database fields in the hashtable. */ protected void initializeForeignKeys(AbstractSession session) { HashMap newSourceToTargetKeyFields = new HashMap(getSourceToTargetKeyFields().size()); HashMap newTargetToSourceKeyFields = new HashMap(getTargetToSourceKeyFields().size()); Iterator iterator = getSourceToTargetKeyFields().entrySet().iterator(); while (iterator.hasNext()) { Map.Entry entry = (Map.Entry)iterator.next(); DatabaseField sourceField = (DatabaseField)entry.getKey(); DatabaseField targetField = (DatabaseField)entry.getValue(); sourceField = getDescriptor().buildField(sourceField); targetField = getReferenceDescriptor().buildField(targetField); newSourceToTargetKeyFields.put(sourceField, targetField); newTargetToSourceKeyFields.put(targetField, sourceField); } setSourceToTargetKeyFields(newSourceToTargetKeyFields); setTargetToSourceKeyFields(newTargetToSourceKeyFields); }
/** * INTERNAL: * The foreign keys primary keys are stored as database fields in the hashtable. */ protected void initializeForeignKeys(AbstractSession session) { HashMap newSourceToTargetKeyFields = new HashMap(getSourceToTargetKeyFields().size()); HashMap newTargetToSourceKeyFields = new HashMap(getTargetToSourceKeyFields().size()); Iterator iterator = getSourceToTargetKeyFields().entrySet().iterator(); while (iterator.hasNext()) { Map.Entry entry = (Map.Entry)iterator.next(); DatabaseField sourceField = (DatabaseField)entry.getKey(); DatabaseField targetField = (DatabaseField)entry.getValue(); sourceField = getDescriptor().buildField(sourceField); targetField = getReferenceDescriptor().buildField(targetField); newSourceToTargetKeyFields.put(sourceField, targetField); newTargetToSourceKeyFields.put(targetField, sourceField); } setSourceToTargetKeyFields(newSourceToTargetKeyFields); setTargetToSourceKeyFields(newTargetToSourceKeyFields); }
/** * INTERNAL: * Extract the foreign key value from the source row. */ protected Vector extractForeignKeyFromRow(AbstractRecord row, AbstractSession session) { Vector key = new Vector(); Iterator sourceKeyIterator = getSourceToTargetKeyFields().keySet().iterator(); while (sourceKeyIterator.hasNext()) { DatabaseField field = (DatabaseField)sourceKeyIterator.next(); Object value = row.get(field); // Must ensure the classification gets a cache hit. try { value = session.getDatasourcePlatform().getConversionManager().convertObject(value, getDescriptor().getObjectBuilder().getFieldClassification(field)); } catch (ConversionException e) { throw ConversionException.couldNotBeConverted(this, getDescriptor(), e); } key.addElement(value); } return key; }
/** * INTERNAL: * Initialize the mapping. */ @Override public void initialize(AbstractSession session) throws DescriptorException { super.initialize(session); // Must build foreign keys fields. List foreignKeyFields = getForeignKeyFields(); int size = foreignKeyFields.size(); for (int index = 0; index < size; index++) { DatabaseField foreignKeyField = (DatabaseField)foreignKeyFields.get(index); foreignKeyField = getDescriptor().buildField(foreignKeyField); foreignKeyFields.set(index, foreignKeyField); } initializeForeignKeys(session); if (shouldInitializeSelectionCriteria()) { initializeSelectionCriteria(session); } else { setShouldVerifyDelete(false); } setFields(collectFields()); }
/** * INTERNAL: * Initialize the mapping. */ public void initialize(AbstractSession session) throws DescriptorException { super.initialize(session); // Must build foreign keys fields. List foreignKeyFields = getForeignKeyFields(); int size = foreignKeyFields.size(); for (int index = 0; index < size; index++) { DatabaseField foreignKeyField = (DatabaseField)foreignKeyFields.get(index); foreignKeyField = getDescriptor().buildField(foreignKeyField); foreignKeyFields.set(index, foreignKeyField); } initializeForeignKeys(session); if (shouldInitializeSelectionCriteria()) { initializeSelectionCriteria(session); } else { setShouldVerifyDelete(false); } setFields(collectFields()); }
/** * INTERNAL: * Initialize the mapping. */ @Override public void initialize(AbstractSession session) throws DescriptorException { super.initialize(session); // Must build foreign keys fields. List foreignKeyFields = getForeignKeyFields(); int size = foreignKeyFields.size(); for (int index = 0; index < size; index++) { DatabaseField foreignKeyField = (DatabaseField)foreignKeyFields.get(index); foreignKeyField = getDescriptor().buildField(foreignKeyField); foreignKeyFields.set(index, foreignKeyField); } initializeForeignKeys(session); if (shouldInitializeSelectionCriteria()) { initializeSelectionCriteria(session); } else { setShouldVerifyDelete(false); } setFields(collectFields()); }
/** * INTERNAL: * Selection criteria is created with source foreign keys and target keys. */ protected void initializePrivateOwnedCriteria() { if (!isForeignKeyRelationship()) { setPrivateOwnedCriteria(getSelectionCriteria()); } else { Expression pkCriteria = getDescriptor().getObjectBuilder().getPrimaryKeyExpression(); ExpressionBuilder builder = new ExpressionBuilder(); Expression backRef = builder.getManualQueryKey(getAttributeName() + "-back-ref", getDescriptor()); Expression newPKCriteria = pkCriteria.rebuildOn(backRef); Expression twistedSelection = backRef.twist(getSelectionCriteria(), builder); if (getDescriptor().getQueryManager().getAdditionalJoinExpression() != null) { // We don't have to twist the additional join because it's all against the same node, which is our base // but we do have to rebuild it onto the manual query key Expression rebuiltAdditional = getDescriptor().getQueryManager().getAdditionalJoinExpression().rebuildOn(backRef); if (twistedSelection == null) { twistedSelection = rebuiltAdditional; } else { twistedSelection = twistedSelection.and(rebuiltAdditional); } } setPrivateOwnedCriteria(newPKCriteria.and(twistedSelection)); } }
/** * INTERNAL: * Selection criteria is created with source foreign keys and target keys. */ protected void initializePrivateOwnedCriteria() { if (!isForeignKeyRelationship()) { setPrivateOwnedCriteria(getSelectionCriteria()); } else { Expression pkCriteria = getDescriptor().getObjectBuilder().getPrimaryKeyExpression(); ExpressionBuilder builder = new ExpressionBuilder(); Expression backRef = builder.getManualQueryKey(getAttributeName() + "-back-ref", getDescriptor()); Expression newPKCriteria = pkCriteria.rebuildOn(backRef); Expression twistedSelection = backRef.twist(getSelectionCriteria(), builder); if (getDescriptor().getQueryManager().getAdditionalJoinExpression() != null) { // We don't have to twist the additional join because it's all against the same node, which is our base // but we do have to rebuild it onto the manual query key Expression rebuiltAdditional = getDescriptor().getQueryManager().getAdditionalJoinExpression().rebuildOn(backRef); if (twistedSelection == null) { twistedSelection = rebuiltAdditional; } else { twistedSelection = twistedSelection.and(rebuiltAdditional); } } setPrivateOwnedCriteria(newPKCriteria.and(twistedSelection)); } }
/** * INTERNAL: * Selection criteria is created with source foreign keys and target keys. */ protected void initializePrivateOwnedCriteria() { if (!isForeignKeyRelationship()) { setPrivateOwnedCriteria(getSelectionCriteria()); } else { Expression pkCriteria = getDescriptor().getObjectBuilder().getPrimaryKeyExpression(); ExpressionBuilder builder = new ExpressionBuilder(); Expression backRef = builder.getManualQueryKey(getAttributeName() + "-back-ref", getDescriptor()); Expression newPKCriteria = pkCriteria.rebuildOn(backRef); Expression twistedSelection = backRef.twist(getSelectionCriteria(), builder); if (getDescriptor().getQueryManager().getAdditionalJoinExpression() != null) { // We don't have to twist the additional join because it's all against the same node, which is our base // but we do have to rebuild it onto the manual query key Expression rebuiltAdditional = getDescriptor().getQueryManager().getAdditionalJoinExpression().rebuildOn(backRef); if (twistedSelection == null) { twistedSelection = rebuiltAdditional; } else { twistedSelection = twistedSelection.and(rebuiltAdditional); } } setPrivateOwnedCriteria(newPKCriteria.and(twistedSelection)); } }