/*
* (non-Javadoc)
* @see org.springframework.data.repository.query.RepositoryQuery#execute(java.lang.Object[])
*/
@Override
public Object execute(Object[] parameters) {
ParametersParameterAccessor accessor =
new ParametersParameterAccessor(method.getParameters(), parameters);
QueryString query =
(isUserDefinedQuery()
? this.query
: this.query.forRegion(
method.getEntityInformation().getJavaType(), template.getRegion()));
for (Integer index : query.getInParameterIndexes()) {
query = query.bindIn(toCollection(accessor.getBindableValue(index - 1)));
}
Collection<?> result = toCollection(template.find(query.toString(), parameters));
if (method.isCollectionQuery()) {
return result;
} else if (method.isQueryForEntity()) {
if (result.isEmpty()) {
return null;
} else if (result.size() == 1) {
return result.iterator().next();
} else {
throw new IncorrectResultSizeDataAccessException(1, result.size());
}
} else {
throw new IllegalStateException("Unsupported query: " + query.toString());
}
}
/*
* (non-Javadoc)
*
* @see org.springframework.data.repository.CrudRepository#count()
*/
@Override
public long count() {
SelectResults<Integer> results =
template.find("select count(*) from " + template.getRegion().getFullPath());
return (long) results.iterator().next();
}