// make sure we need to continue with this request. If
// no arguments were passed in then we'll simply return
// an empty PublisherList (aka "a zero match result set").
if ((name == null) || (name.length() == 0))
{
PublisherList list = new PublisherList();
list.setGeneric(generic);
list.setPublisherInfos(new PublisherInfos());
list.setOperator(Config.getOperator());
list.setTruncated(false);
return list;
}
// aquire a jUDDI datastore instance
DataStore dataStore = DataStoreFactory.getDataStore();
try
{
dataStore.beginTrans();
// validate the 'name' parameters as much as possible up-front before
// calling into the data layer for relational validation.
if (name != null)
{
// names can not exceed the maximum character length specified by the
// UDDI specification (v2.0 specifies a max character length of 255). This
// value is configurable in jUDDI.
int maxNameLength = Config.getMaxNameLengthAllowed();
if (name.length() > maxNameLength)
throw new NameTooLongException("Name: '"+name+"' (max="+maxNameLength+")");
}
// validate the 'qualifiers' parameter as much as possible up-front before
// calling into the data layer for relational validation.
if (qualifiers != null)
{
Vector qVector = qualifiers.getFindQualifierVector();
if ((qVector!=null) && (qVector.size() > 0))
{
for (int i=0; i<qVector.size(); i++)
{
FindQualifier qualifier = (FindQualifier)qVector.elementAt(i);
String qValue = qualifier.getValue();
if ((!qValue.equals(FindQualifier.EXACT_NAME_MATCH)) &&
(!qValue.equals(FindQualifier.CASE_SENSITIVE_MATCH)) &&
(!qValue.equals(FindQualifier.OR_ALL_KEYS)) &&
(!qValue.equals(FindQualifier.OR_LIKE_KEYS)) &&
(!qValue.equals(FindQualifier.AND_ALL_KEYS)) &&
(!qValue.equals(FindQualifier.SORT_BY_NAME_ASC)) &&
(!qValue.equals(FindQualifier.SORT_BY_NAME_DESC)) &&
(!qValue.equals(FindQualifier.SORT_BY_DATE_ASC)) &&
(!qValue.equals(FindQualifier.SORT_BY_DATE_DESC)) &&
(!qValue.equals(FindQualifier.SERVICE_SUBSET)) &&
(!qValue.equals(FindQualifier.COMBINE_CATEGORY_BAGS)))
throw new UnsupportedException("FindQualifier: "+qValue);
}
}
}
Vector infoVector = null;
boolean truncatedResults = false;
// perform the search for matching technical models (return only keys in requested order)
Vector idVector = dataStore.findPublisher(name,qualifiers);
if ((idVector != null) && (idVector.size() > 0))
{
// if a maxRows value has been specified and it's less than
// the number of rows we are about to return then only return
// maxRows specified.
int rowCount = idVector.size();
if ((maxRows > 0) && (maxRows < rowCount))
{
rowCount = maxRows;
truncatedResults = true;
}
// iterate through the publisher IDs fetching
// each associated PublisherInfo in sequence.
infoVector = new Vector(rowCount);
for (int i=0; i<rowCount; i++)
infoVector.addElement(dataStore.fetchPublisherInfo((String)idVector.elementAt(i)));
}
dataStore.commit();
// create a new PublisherInfos instance and stuff
// the new Vector of PublisherInfos into it.
PublisherInfos infos = new PublisherInfos();
infos.setPublisherInfoVector(infoVector);
// create a new PublisherList instance and
// stuff the new PublisherInfoVector into it.
PublisherList list = new PublisherList();
list.setGeneric(generic);
list.setPublisherInfos(infos);
list.setOperator(Config.getOperator());
list.setTruncated(truncatedResults);
return list;
}
catch(NameTooLongException ntlex)
{
try { dataStore.rollback(); } catch(Exception e) { }