/**
* Return the path of the attribute at the the position index in the paths given in input without
* reference to subclass.
*
* @param paths The paths to get from.
* @param index The index of the path to get.
* @return the path of the attribute at the the position index
*/
protected String createAttributePath(String[] paths, int index) {
String partialPath = startClass.getType().getSimpleName();
String path;
for (int partialPathIndex = 0; partialPathIndex <= index; partialPathIndex++) {
path = paths[partialPathIndex];
if (path.contains("[")) {
path = path.substring(0, path.indexOf("["));
}
partialPath = partialPath + "." + path;
}
return partialPath;
}
/**
* Add a contains constraint to Query (q) built with the query class and attribute given in input
*
* @param query The query to add a reference to.
* @param qc The class the reference belongs to.
* @param attribute the name of the field of the class.
* @param attributePath Another similarly named field - I wish it had been documented!
* @return The query class of the attributePath.
*/
protected QueryClass addReference(
final Query query, final QueryClass qc, String attribute, String attributePath) {
ConstraintSet cs = (ConstraintSet) query.getConstraint();
QueryReference qr = null;
String type = "";
boolean useSubClass = false;
if (WidgetConfigUtil.isPathContainingSubClass(os.getModel(), attribute)) {
useSubClass = true;
type = attribute.substring(attribute.indexOf("[") + 1, attribute.indexOf("]"));
attribute = attribute.substring(0, attribute.indexOf("["));
}
QueryClass qcTmp = null;
try {
qr = new QueryObjectReference(qc, attribute);
if (useSubClass) {
try {
qcTmp = new QueryClass(Class.forName(os.getModel().getPackageName() + "." + type));
} catch (ClassNotFoundException cnfe) {
LOG.error("The type " + type + " doesn't exist in the model.");
}
} else {
qcTmp = new QueryClass(qr.getType());
}
} catch (IllegalArgumentException e) {
// Not a reference - try collection instead
qr = new QueryCollectionReference(qc, attribute);
if (useSubClass) {
try {
qcTmp = new QueryClass(Class.forName(os.getModel().getPackageName() + "." + type));
} catch (ClassNotFoundException cnfe) {
LOG.error("The type " + type + " doesn't exist in the model.");
}
} else {
qcTmp = new QueryClass(TypeUtil.getElementType(qc.getType(), attribute));
}
}
QueryClass ret;
if (!queryClassInQuery.containsKey(attributePath)) {
ret = qcTmp;
query.addFrom(ret);
cs.addConstraint(new ContainsConstraint(qr, ConstraintOp.CONTAINS, ret));
queryClassInQuery.put(attributePath, ret);
} else {
ret = queryClassInQuery.get(attributePath);
}
return ret;
}