/*
* Will read a number of SchoolInfo Objects from a XML file. The location of the XML File is stored in the provider.properties file
* in the "provider.school.file.location" property.
*/
public SchoolProvider() {
super();
logger.debug("Constructor for SchoolProvider has been called.");
if (schools == null) {
logger.debug(
"Constructor for SchoolProvider called for the first time. Try to load students from XML file...");
// Load all school so that we can do some real stuff here.
String schoolFile =
getServiceProperties().getPropertyAsString("provider.school.file.location", null);
if (schoolFile != null) {
try {
String inputXML = FileReaderWriter.getFileContent(schoolFile, ModelObjectConstants.UTF_8);
XSchoolCollectionType schoolList =
(XSchoolCollectionType)
getUnmarshaller()
.unmarshalFromXML(inputXML, getMultiObjectClassInfo().getObjectType());
if ((schoolList != null) && (schoolList.getXSchool() != null)) {
schools = new HashMap<String, XSchoolType>();
for (XSchoolType schoolInfo : schoolList.getXSchool()) {
schools.put(schoolInfo.getRefId(), schoolInfo);
}
logger.debug("Loaded " + schools.size() + " schools into memory.");
}
} catch (Exception ex) {
ex.printStackTrace();
logger.debug("Loaded " + schools.size() + " schools into memory.");
}
}
// If schools are still null then something must have failed and would have been logged. For
// the purpose of making things work ok we initialise the students hashmap now. It will avoid
// null pointer errors.
if (schools == null) {
schools = new HashMap<String, XSchoolType>();
}
}
}
public StudentPersonalProvider() {
super();
logger.debug("Constructor for StudentPersonalProvider has been called.");
if (students == null) {
logger.debug(
"Constructor for StudentPersonalProvider called for the first time. Try to load students from XML file...");
// Load all students so that we can do some real stuff here.
String studentFile =
getServiceProperties().getPropertyAsString("provider.student.file.location", null);
if (studentFile != null) {
// String inputXML = FileReaderWriter.getFileContent(studentFile,
// getProviderEnvironment().getCharsetEncoding());
String inputXML = FileReaderWriter.getFileContent(studentFile, ModelObjectConstants.UTF_8);
try {
StudentPersonalCollectionType studentList =
(StudentPersonalCollectionType)
getUnmarshaller()
.unmarshalFromXML(inputXML, getMultiObjectClassInfo().getObjectType());
if ((studentList != null) && (studentList.getStudentPersonal() != null)) {
students = new HashMap<String, StudentPersonalType>();
for (StudentPersonalType studentPersonal : studentList.getStudentPersonal()) {
// studentPersonal.setRefId(UUIDGenerator.getUUID());
students.put(studentPersonal.getRefId(), studentPersonal);
}
logger.debug("Loaded " + students.size() + " Students into memory.");
}
} catch (UnmarshalException ex) {
ex.printStackTrace();
} catch (UnsupportedMediaTypeException ex) {
ex.printStackTrace();
}
}
}
if (teachingGroupStudents == null) {
logger.debug("Try to load students for teaching group from XML file...");
// Load all students so that we can do some real stuff here.
String fileName =
getServiceProperties().getPropertyAsString("provider.teachinggroup.file.location", null);
if (fileName != null) {
String inputXML = FileReaderWriter.getFileContent(fileName, ModelObjectConstants.UTF_8);
try {
TeachingGroupCollectionType classes =
(TeachingGroupCollectionType)
getUnmarshaller()
.unmarshalFromXML(
inputXML, ModelObjectConstants.TEACHING_GROUPS.getObjectType());
if ((classes != null) && (classes.getTeachingGroup() != null)) {
// Get student list of first teaching group
JAXBElement<StudentList> jaxbClassStudents =
classes.getTeachingGroup().get(0).getStudentList();
if (jaxbClassStudents != null) {
teachingGroupStudents = new HashMap<String, StudentPersonalType>();
StudentList classStudents = jaxbClassStudents.getValue();
for (TeachingGroupStudent student : classStudents.getTeachingGroupStudent()) {
teachingGroupStudents.put(
student.getStudentPersonalRefId().getValue(),
students.get(student.getStudentPersonalRefId().getValue()));
}
}
logger.debug(
"Loaded "
+ teachingGroupStudents.size()
+ " teaching group students for a class into memory.");
}
} catch (UnmarshalException ex) {
ex.printStackTrace();
} catch (UnsupportedMediaTypeException ex) {
ex.printStackTrace();
}
}
}
// If students are still null then something must have failed and would have been logged.
// For the purpose of making things work ok we initialise the students hashmap now. It will
// avoid null pointer errors.
if (students == null) {
students = new HashMap<String, StudentPersonalType>();
}
if (teachingGroupStudents == null) {
teachingGroupStudents = new HashMap<String, StudentPersonalType>();
}
}
