private FilterSource[] buildFilterSources() {
final int size = manyToManyElement.getFilter().size();
if (size == 0) {
return null;
}
FilterSource[] results = new FilterSource[size];
for (int i = 0; i < size; i++) {
JaxbFilterElement element = manyToManyElement.getFilter().get(i);
results[i] = new FilterSourceImpl(sourceMappingDocument(), element);
}
return results;
}
@Override
public FetchTiming getFetchTiming() {
final String fetchSelection =
manyToManyElement.getFetch() != null ? manyToManyElement.getFetch().value() : null;
final String lazySelection =
manyToManyElement.getLazy() != null ? manyToManyElement.getLazy().value() : null;
final String outerJoinSelection =
manyToManyElement.getOuterJoin() != null ? manyToManyElement.getOuterJoin().value() : null;
if (lazySelection == null) {
if ("join".equals(fetchSelection) || "true".equals(outerJoinSelection)) {
return FetchTiming.IMMEDIATE;
} else if ("false".equals(outerJoinSelection)) {
return FetchTiming.DELAYED;
} else {
// default is FetchTiming.IMMEDIATE.
return FetchTiming.IMMEDIATE;
}
} else if ("true".equals(lazySelection)) {
return FetchTiming.DELAYED;
} else if ("false".equals(lazySelection)) {
return FetchTiming.IMMEDIATE;
}
// TODO: improve this method to say attribute name.
throw new MappingException(
String.format("Unexpected lazy selection [%s] on many-to-many element", lazySelection),
origin());
}
@Override
public String getOrder() {
return manyToManyElement.getOrderBy();
}
@Override
public String getWhere() {
return manyToManyElement.getWhere();
}
@Override
public boolean isUnique() {
return manyToManyElement.isUnique();
}
@Override
public JoinColumnResolutionDelegate getForeignKeyTargetColumnResolutionDelegate() {
return manyToManyElement.getPropertyRef() == null
? null
: new JoinColumnResolutionDelegateImpl();
}
@Override
public String getExplicitForeignKeyName() {
return manyToManyElement.getForeignKey();
}
@Override
public boolean isNotFoundAnException() {
return manyToManyElement.getNotFound() == null
|| !"ignore".equals(manyToManyElement.getNotFound().value());
}
@Override
public String getReferencedEntityAttributeName() {
return manyToManyElement.getPropertyRef();
}
@Override
public String getReferencedEntityName() {
return StringHelper.isNotEmpty(manyToManyElement.getEntityName())
? manyToManyElement.getEntityName()
: bindingContext().qualifyClassName(manyToManyElement.getClazz());
}
