/**
* gets the relationship that the attribute represents on the class
*
* @param c - the class to which the attribute belongs
* @param attributeName - property name for the attribute
* @return a relationship definition for the attribute
*/
@Override
public RelationshipDefinition getDictionaryRelationship(Class<?> c, String attributeName) {
DataDictionaryEntry entryBase =
KRADServiceLocatorWeb.getDataDictionaryService()
.getDataDictionary()
.getDictionaryObjectEntry(c.getName());
if (entryBase == null) {
return null;
}
RelationshipDefinition relationship = null;
List<RelationshipDefinition> ddRelationships = entryBase.getRelationships();
int minKeys = Integer.MAX_VALUE;
for (RelationshipDefinition def : ddRelationships) {
// favor key sizes of 1 first
if (def.getPrimitiveAttributes().size() == 1) {
for (PrimitiveAttributeDefinition primitive : def.getPrimitiveAttributes()) {
if (primitive.getSourceName().equals(attributeName)
|| def.getObjectAttributeName().equals(attributeName)) {
relationship = def;
minKeys = 1;
break;
}
}
} else if (def.getPrimitiveAttributes().size() < minKeys) {
for (PrimitiveAttributeDefinition primitive : def.getPrimitiveAttributes()) {
if (primitive.getSourceName().equals(attributeName)
|| def.getObjectAttributeName().equals(attributeName)) {
relationship = def;
minKeys = def.getPrimitiveAttributes().size();
break;
}
}
}
}
// check the support attributes
if (relationship == null) {
for (RelationshipDefinition def : ddRelationships) {
if (def.hasIdentifier()) {
if (def.getIdentifier().getSourceName().equals(attributeName)) {
relationship = def;
}
}
}
}
return relationship;
}
protected org.kuali.rice.krad.bo.DataObjectRelationship getRelationshipMetadata(
Class<?> dataObjectClass, String attributeName, String attributePrefix) {
RelationshipDefinition relationshipDefinition =
getDictionaryRelationship(dataObjectClass, attributeName);
if (relationshipDefinition == null) {
return null;
}
org.kuali.rice.krad.bo.DataObjectRelationship dataObjectRelationship =
new org.kuali.rice.krad.bo.DataObjectRelationship(
relationshipDefinition.getSourceClass(),
relationshipDefinition.getObjectAttributeName(),
relationshipDefinition.getTargetClass());
if (!StringUtils.isEmpty(attributePrefix)) {
attributePrefix += ".";
}
List<PrimitiveAttributeDefinition> primitives = relationshipDefinition.getPrimitiveAttributes();
for (PrimitiveAttributeDefinition primitiveAttributeDefinition : primitives) {
dataObjectRelationship
.getParentToChildReferences()
.put(
attributePrefix + primitiveAttributeDefinition.getSourceName(),
primitiveAttributeDefinition.getTargetName());
}
return dataObjectRelationship;
}
public List<String> getRelationshipNames(String entryName) {
DataDictionaryEntryBase entry =
(DataDictionaryEntryBase) getDataDictionary().getDictionaryObjectEntry(entryName);
List<String> relationshipNames = new ArrayList<String>();
for (RelationshipDefinition def : entry.getRelationships()) {
relationshipNames.add(def.getObjectAttributeName());
}
return relationshipNames;
}
public List<String> getRelationshipEntriesForTargetAttribute(
String entryName, String targetAttributeName) {
List<String> relationships = new ArrayList<String>();
DataDictionaryEntryBase entry =
(DataDictionaryEntryBase) getDataDictionary().getDictionaryObjectEntry(entryName);
for (RelationshipDefinition def : entry.getRelationships()) {
for (PrimitiveAttributeDefinition pddef : def.getPrimitiveAttributes()) {
if (StringUtils.equals(targetAttributeName, pddef.getTargetName())) {
relationships.add(def.getObjectAttributeName());
break;
}
}
}
return relationships;
}
protected org.kuali.rice.krad.bo.DataObjectRelationship
populateRelationshipFromDictionaryReference(
Class<?> dataObjectClass,
RelationshipDefinition ddReference,
String attributePrefix,
boolean keysOnly) {
org.kuali.rice.krad.bo.DataObjectRelationship relationship =
new org.kuali.rice.krad.bo.DataObjectRelationship(
dataObjectClass, ddReference.getObjectAttributeName(), ddReference.getTargetClass());
for (PrimitiveAttributeDefinition def : ddReference.getPrimitiveAttributes()) {
if (StringUtils.isNotBlank(attributePrefix)) {
relationship
.getParentToChildReferences()
.put(attributePrefix + "." + def.getSourceName(), def.getTargetName());
} else {
relationship.getParentToChildReferences().put(def.getSourceName(), def.getTargetName());
}
}
if (!keysOnly) {
for (SupportAttributeDefinition def : ddReference.getSupportAttributes()) {
if (StringUtils.isNotBlank(attributePrefix)) {
relationship
.getParentToChildReferences()
.put(attributePrefix + "." + def.getSourceName(), def.getTargetName());
if (def.isIdentifier()) {
relationship.setUserVisibleIdentifierKey(attributePrefix + "." + def.getSourceName());
}
} else {
relationship.getParentToChildReferences().put(def.getSourceName(), def.getTargetName());
if (def.isIdentifier()) {
relationship.setUserVisibleIdentifierKey(def.getSourceName());
}
}
}
}
return relationship;
}