Examples with AttributePath org.eclipse.scout.rt.shared.data.model.AttributePath used on opensource projects

Example 1 with AttributePath

use of org.eclipse.scout.rt.shared.data.model.AttributePath in project scout.rt by eclipse.

the class FormDataStatementBuilder method buildComposerAttributeNode.

public EntityContribution buildComposerAttributeNode(final ComposerAttributeNodeData node, AttributeStrategy attributeStrategy) {
    if (getDataModel() == null) {
        throw new ProcessingException("there is no data model set, call FormDataStatementBuilder.setDataModel to set one");
    }
    AttributePath attPath = DataModelUtility.externalIdToAttributePath(getDataModel(), node.getAttributeExternalId());
    IDataModelAttribute attribute = (attPath != null ? attPath.getAttribute() : null);
    if (attribute == null) {
        LOG.warn("no attribute for external id: {}", node.getAttributeExternalId());
        return new EntityContribution();
    }
    DataModelAttributePartDefinition def = m_dataModelAttMap.get(attribute.getClass());
    if (def == null) {
        Integer agg = node.getAggregationType();
        if (agg != null && agg == AGGREGATION_COUNT) {
            def = new DataModelAttributePartDefinition(null, "1", false);
        }
    }
    if (def == null) {
        LOG.warn("no PartDefinition for attribute: {}", attribute);
        return new EntityContribution();
    }
    List<Object> bindValues = new ArrayList<Object>();
    if (node.getValues() != null) {
        bindValues.addAll(node.getValues());
    }
    List<String> bindNames = new ArrayList<String>(bindValues.size());
    for (int i = 0; i < bindValues.size(); i++) {
        bindNames.add("" + (char) (((int) 'a') + i));
    }
    AliasMapper aliasMap = getAliasMapper();
    ComposerEntityNodeData parentEntityNode = FormDataStatementBuilder.getParentNodeOfType(node, ComposerEntityNodeData.class);
    Map<String, String> parentAliasMap = parentEntityNode != null ? aliasMap.getNodeAliases(parentEntityNode) : aliasMap.getRootAliases();
    String stm = null;
    switch(attributeStrategy) {
        case BuildConstraintOfAttribute:
        case BuildConstraintOfContext:
        case BuildConstraintOfAttributeWithContext:
            {
                stm = def.getWhereClause();
                break;
            }
        case BuildQueryOfAttributeAndConstraintOfContext:
            {
                stm = def.getSelectClause();
                break;
            }
    }
    EntityContribution contrib = null;
    if (stm != null) {
        contrib = def.createInstance(this, node, attributeStrategy, stm, bindNames, bindValues, parentAliasMap);
    }
    if (contrib == null) {
        contrib = new EntityContribution();
    }
    switch(attributeStrategy) {
        case BuildQueryOfAttributeAndConstraintOfContext:
            {
                if (contrib.getSelectParts().isEmpty()) {
                    contrib.getSelectParts().add("NULL");
                    contrib.getGroupByParts().add("NULL");
                }
                break;
            }
    }
    if (hasInjections()) {
        injectPostBuildAttribute(node, attributeStrategy, contrib);
    }
    return contrib;
}

Example 2 with AttributePath

use of org.eclipse.scout.rt.shared.data.model.AttributePath in project scout.rt by eclipse.

the class AbstractComposerField method loadXMLRec.

private void loadXMLRec(Element x, ITreeNode parent) {
    // build tree
    for (Element xmlElem : XmlUtility.getChildElements(x)) {
        if ("attribute".equals(xmlElem.getTagName())) {
            String id = xmlElem.getAttribute("id");
            IDataModelAttributeOp op;
            Integer aggregationType = 0;
            try {
                int operator = DataModelConstants.OPERATOR_EQ;
                String opAttribName = "op";
                if (xmlElem.hasAttribute(opAttribName)) {
                    operator = Integer.parseInt(xmlElem.getAttribute(opAttribName));
                }
                op = DataModelAttributeOp.create(operator);
                String aggregTypeName = "aggregationType";
                if (xmlElem.hasAttribute(aggregTypeName)) {
                    aggregationType = Integer.parseInt(xmlElem.getAttribute(aggregTypeName));
                }
                if (aggregationType == 0) {
                    aggregationType = null;
                }
            } catch (Exception e) {
                LOG.warn("read op", e);
                continue;
            }
            ArrayList<Object> valueList = new ArrayList<Object>();
            try {
                for (int i = 1; i <= 5; i++) {
                    String valueName = (i == 1 ? "value" : "value" + i);
                    if (xmlElem.hasAttribute(valueName)) {
                        valueList.add(XmlUtility.getObjectAttribute(xmlElem, valueName));
                    }
                }
            } catch (Exception e) {
                LOG.warn("read value for attribute {}", id, e);
                continue;
            }
            ArrayList<String> displayValueList = new ArrayList<String>();
            for (int i = 1; i <= 5; i++) {
                String displayValueName = (i == 1 ? "displayValue" : "displayValue" + i);
                if (xmlElem.hasAttribute(displayValueName)) {
                    String val = null;
                    if (xmlElem.hasAttribute(displayValueName)) {
                        val = xmlElem.getAttribute(displayValueName);
                    }
                    displayValueList.add(val);
                }
            }
            // find definition
            AttributePath attPath = DataModelUtility.externalIdToAttributePath(getDataModel(), id);
            IDataModelAttribute foundAtt = (attPath != null ? attPath.getAttribute() : null);
            if (foundAtt == null) {
                LOG.warn("cannot find attribute with id={}", id);
                continue;
            }
            ITreeNode node = addAttributeNode(parent, foundAtt, aggregationType, op, valueList, displayValueList);
            if (node != null) {
                // add children recursive
                loadXMLRec(xmlElem, node);
            }
        } else if ("entity".equals(xmlElem.getTagName())) {
            String id = xmlElem.getAttribute("id");
            boolean negated = Boolean.parseBoolean(xmlElem.getAttribute("negated"));
            String text = null;
            if (xmlElem.hasAttribute("displayValues")) {
                text = xmlElem.getAttribute("displayValues");
            }
            // find definition
            EntityPath entityPath = DataModelUtility.externalIdToEntityPath(getDataModel(), id);
            IDataModelEntity foundEntity = (entityPath != null ? entityPath.lastElement() : null);
            if (foundEntity == null) {
                LOG.warn("cannot find entity with id={}", id);
                continue;
            }
            ITreeNode node = addEntityNode(parent, foundEntity, negated, null, text != null ? Collections.singletonList(text) : null);
            if (node != null) {
                // add children recursive
                loadXMLRec(xmlElem, node);
            }
        } else if ("or".equals(xmlElem.getTagName())) {
            boolean beginning = Boolean.parseBoolean(xmlElem.getAttribute("begin"));
            boolean negated = Boolean.parseBoolean(xmlElem.getAttribute("negated"));
            ITreeNode node = null;
            if (beginning) {
                node = addEitherNode(parent, negated);
            } else {
                // find last EitherOrNode
                EitherOrNode orNode = null;
                for (ITreeNode n : parent.getChildNodes()) {
                    if (n instanceof EitherOrNode && ((EitherOrNode) n).isEndOfEitherOr()) {
                        orNode = (EitherOrNode) n;
                    }
                }
                if (orNode != null) {
                    node = addAdditionalOrNode(orNode, negated);
                }
            }
            if (node != null) {
                // add children recursive
                loadXMLRec(xmlElem, node);
            }
        }
    }
}

Example 3 with AttributePath

use of org.eclipse.scout.rt.shared.data.model.AttributePath in project scout.rt by eclipse.

the class AbstractComposerField method execResolveAttributePath.

/**
 * see {@link #execResolveEntityPathForEntityExport(EntityNode)}, {@link AttributePath} for more details
 * <p>
 * The path in the composer tree is prefixed with
 * {@link #interceptResolveRootPathForTopLevelAttribute(IDataModelAttribute, List)}
 */
@ConfigOperation
@Order(99)
protected AttributePath execResolveAttributePath(AttributeNode node) {
    LinkedList<IDataModelEntity> list = new LinkedList<IDataModelEntity>();
    if (node == null) {
        return null;
    }
    EntityNode tmp = node.getAncestorNode(EntityNode.class);
    while (tmp != null) {
        if (tmp.getEntity() != null) {
            list.add(0, tmp.getEntity());
        }
        // next
        tmp = tmp.getAncestorNode(EntityNode.class);
    }
    if (list.size() > 0) {
        interceptResolveRootPathForTopLevelEntity(list.get(0), list);
    } else {
        interceptResolveRootPathForTopLevelAttribute(node.getAttribute(), list);
    }
    return new AttributePath(list, node.getAttribute());
}