private static boolean processNamedQueryContentItem(
Object content,
NamedSQLQueryDefinitionBuilder builder,
ImplicitResultSetMappingDefinition.Builder implicitResultSetMappingBuilder,
JaxbHbmNamedNativeQueryType namedQueryBinding,
HbmLocalMetadataBuildingContext context) {
if (String.class.isInstance(content)) {
// Especially when the query string is wrapped in CDATA we will get
// "extra" Strings here containing just spaces and/or newlines. This
// bit tries to account for them.
final String contentString = StringHelper.nullIfEmpty(((String) content).trim());
if (contentString != null) {
builder.setQuery((String) content);
return true;
} else {
return false;
}
} else if (JAXBElement.class.isInstance(content)) {
return processNamedQueryContentItem(
((JAXBElement) content).getValue(),
builder,
implicitResultSetMappingBuilder,
namedQueryBinding,
context);
}
if (JaxbHbmQueryParamType.class.isInstance(content)) {
final JaxbHbmQueryParamType paramTypeBinding = (JaxbHbmQueryParamType) content;
builder.addParameterType(paramTypeBinding.getName(), paramTypeBinding.getType());
} else if (JaxbHbmSynchronizeType.class.isInstance(content)) {
final JaxbHbmSynchronizeType synchronizedSpace = (JaxbHbmSynchronizeType) content;
builder.addSynchronizedQuerySpace(synchronizedSpace.getTable());
} else if (JaxbHbmNativeQueryScalarReturnType.class.isInstance(content)) {
implicitResultSetMappingBuilder.addReturn((JaxbHbmNativeQueryScalarReturnType) content);
} else if (JaxbHbmNativeQueryReturnType.class.isInstance(content)) {
implicitResultSetMappingBuilder.addReturn((JaxbHbmNativeQueryReturnType) content);
} else if (JaxbHbmNativeQueryJoinReturnType.class.isInstance(content)) {
implicitResultSetMappingBuilder.addReturn((JaxbHbmNativeQueryJoinReturnType) content);
} else if (JaxbHbmNativeQueryCollectionLoadReturnType.class.isInstance(content)) {
implicitResultSetMappingBuilder.addReturn(
(JaxbHbmNativeQueryCollectionLoadReturnType) content);
} else {
throw new org.hibernate.boot.MappingException(
String.format(
Locale.ENGLISH,
"Encountered unexpected content type [%s] for named native query [%s] : [%s]",
content.getClass().getName(),
namedQueryBinding.getName(),
content.toString()),
context.getOrigin());
}
return false;
}
public static void processNamedQuery(
HbmLocalMetadataBuildingContext context,
JaxbHbmNamedQueryType namedQueryBinding,
String prefix) {
String query = null;
java.util.Map<String, String> parameterTypeMap = null;
for (Object content : namedQueryBinding.getContent()) {
if (String.class.isInstance(content)) {
String trimmed = ((String) content).trim();
if (!"".equals(trimmed)) {
query = trimmed;
}
} else {
final JaxbHbmQueryParamType paramTypeBinding =
(JaxbHbmQueryParamType) ((JAXBElement) content).getValue();
if (parameterTypeMap == null) {
parameterTypeMap = new HashMap<String, String>();
}
parameterTypeMap.put(paramTypeBinding.getName(), paramTypeBinding.getType());
}
}
if (query == null) {
throw new org.hibernate.boot.MappingException(
String.format(
"Named query [%s] did not specify query string", namedQueryBinding.getName()),
context.getOrigin());
}
context
.getMetadataCollector()
.addNamedQuery(
new NamedQueryDefinitionBuilder()
.setName(prefix + namedQueryBinding.getName())
.setQuery(query)
.setComment(namedQueryBinding.getComment())
.setCacheable(namedQueryBinding.isCacheable())
.setCacheMode(namedQueryBinding.getCacheMode())
.setCacheRegion(namedQueryBinding.getCacheRegion())
.setTimeout(namedQueryBinding.getTimeout())
.setReadOnly(namedQueryBinding.isReadOnly())
.setFlushMode(namedQueryBinding.getFlushMode())
.setFetchSize(namedQueryBinding.getFetchSize())
.setParameterTypes(parameterTypeMap)
.createNamedQueryDefinition());
}
public static void processNamedNativeQuery(
final HbmLocalMetadataBuildingContext context,
JaxbHbmNamedNativeQueryType namedQueryBinding,
String prefix) {
final String queryName = prefix + namedQueryBinding.getName();
final NamedSQLQueryDefinitionBuilder builder =
new NamedSQLQueryDefinitionBuilder()
.setName(queryName)
.setComment(namedQueryBinding.getComment())
.setCacheable(namedQueryBinding.isCacheable())
.setCacheMode(namedQueryBinding.getCacheMode())
.setCacheRegion(namedQueryBinding.getCacheRegion())
.setTimeout(namedQueryBinding.getTimeout())
.setReadOnly(namedQueryBinding.isReadOnly())
.setFlushMode(namedQueryBinding.getFlushMode())
.setFetchSize(namedQueryBinding.getFetchSize())
.setCallable(namedQueryBinding.isCallable())
.setResultSetRef(namedQueryBinding.getResultsetRef());
final ImplicitResultSetMappingDefinition.Builder implicitResultSetMappingBuilder =
new ImplicitResultSetMappingDefinition.Builder(queryName);
boolean foundQuery = false;
for (Object content : namedQueryBinding.getContent()) {
final boolean wasQuery =
processNamedQueryContentItem(
content, builder, implicitResultSetMappingBuilder, namedQueryBinding, context);
if (wasQuery) {
foundQuery = true;
}
}
if (!foundQuery) {
throw new org.hibernate.boot.MappingException(
String.format(
"Named native query [%s] did not specify query string", namedQueryBinding.getName()),
context.getOrigin());
}
if (implicitResultSetMappingBuilder.hasAnyReturns()) {
if (StringHelper.isNotEmpty(namedQueryBinding.getResultsetRef())) {
throw new org.hibernate.boot.MappingException(
String.format(
"Named native query [%s] specified both a resultset-ref and an inline mapping of results",
namedQueryBinding.getName()),
context.getOrigin());
}
// Building a ResultSet mapping needs access to entity bindings for any entity
// returns it defines. But binding for those entities may have not been
// completed yet. For "normal" ResultSet mappings, this is already handled by
// the fact that MetadataSourceProcessor#processResultSetMappings() is called
// afterQuery all entity hierarchies have been processed. However, here we are in
// the middle of processing named-queries (either top-level or entity-level)
// and have no guarantee that any entity bindings we may need here are bound.
// So we add the second-pass to bind the implicit resultSet mapping.
//
// It is possible to know here whether the second-pass is needed or whether we
// can immediately bind the ResultSet mapping.
// todo : consider implementing this (^^) checking
final ImplicitResultSetMappingDefinition implicitResultSetMappingDefinition =
implicitResultSetMappingBuilder.build();
builder.setResultSetRef(implicitResultSetMappingDefinition.getName());
context
.getMetadataCollector()
.addSecondPass(
new SecondPass() {
@Override
public void doSecondPass(Map persistentClasses) throws MappingException {
final ResultSetMappingDefinition resultSetMappingDefinition =
ResultSetMappingBinder.bind(implicitResultSetMappingDefinition, context);
context.getMetadataCollector().addResultSetMapping(resultSetMappingDefinition);
NativeSQLQueryReturn[] newQueryReturns =
resultSetMappingDefinition.getQueryReturns();
final NamedSQLQueryDefinition queryDefinition =
context.getMetadataCollector().getNamedNativeQueryDefinition(queryName);
if (queryDefinition != null) {
queryDefinition.addQueryReturns(newQueryReturns);
}
}
});
}
context.getMetadataCollector().addNamedNativeQuery(builder.createNamedQueryDefinition());
}