public static void main(String[] args) throws Exception {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
PrintWriter pr = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));
StringTokenizer st;
t = Integer.parseInt(br.readLine());
while (t-- > 0) {
st = new StringTokenizer(br.readLine());
n = Integer.parseInt(st.nextToken());
m = Integer.parseInt(st.nextToken());
S = Integer.parseInt(st.nextToken());
T = Integer.parseInt(st.nextToken());
// build graph
AdjList = new Vector<Vector<IntegerPair>>();
for (i = 0; i < n; i++) AdjList.add(new Vector<IntegerPair>());
while (m-- > 0) {
st = new StringTokenizer(br.readLine());
a = Integer.parseInt(st.nextToken());
b = Integer.parseInt(st.nextToken());
w = Integer.parseInt(st.nextToken());
AdjList.get(a).add(new IntegerPair(b, w)); // bidirectional
AdjList.get(b).add(new IntegerPair(a, w));
}
// SPFA from source S
// initially, only S has dist = 0 and in the queue
Vector<Integer> dist = new Vector<Integer>();
for (i = 0; i < n; i++) dist.add(INF);
dist.set(S, 0);
Queue<Integer> q = new LinkedList<Integer>();
q.offer(S);
Vector<Boolean> in_queue = new Vector<Boolean>();
for (i = 0; i < n; i++) in_queue.add(false);
in_queue.set(S, true);
while (!q.isEmpty()) {
int u = q.peek();
q.poll();
in_queue.set(u, false);
for (j = 0; j < AdjList.get(u).size(); j++) { // all outgoing edges from u
int v = AdjList.get(u).get(j).first(), weight_u_v = AdjList.get(u).get(j).second();
if (dist.get(u) + weight_u_v < dist.get(v)) { // if can relax
dist.set(v, dist.get(u) + weight_u_v); // relax
if (!in_queue.get(v)) { // add to the queue only if it's not in the queue
q.offer(v);
in_queue.set(v, true);
}
}
}
}
pr.printf("Case #%d: ", caseNo++);
if (dist.get(T) != INF) pr.printf("%d\n", dist.get(T));
else pr.printf("unreachable\n");
}
pr.close();
}
public ViewComponentInfo projectAbsoluteCoordinateRecursively(Integer ix, Integer iy) {
// Miss
if (!checkHit(ix, iy)) return null;
if (this.viewType.endsWith("Spinner")) {
this.isSpinner = true;
return this;
}
// I'm hit and has child.
if (this.children != null) {
// Assumption : children never intersect
ViewComponentInfo projected_child;
if (this.isContainer || this.viewType.equals("android.widget.TabWidget")) {
Vector<ViewComponentInfo> views = new Vector<ViewComponentInfo>();
for (ViewComponentInfo child : children) {
if (child.checkHit(ix, iy)) {
child.isCollectionMember = true;
views.add(child);
}
}
if (views.size() == 1) {
return views.firstElement();
}
}
if (this.viewType.endsWith(("FrameLayout"))) {
LinkedList<ViewComponentInfo> chlist = new LinkedList<ViewComponentInfo>(children);
ViewComponentInfo child = getFrameContent(children);
projected_child = child.projectAbsoluteCoordinateRecursively(ix, iy);
if (projected_child != null) return projected_child;
} else {
Vector<ViewComponentInfo> views = new Vector<ViewComponentInfo>();
for (ViewComponentInfo child : children) {
projected_child = child.projectAbsoluteCoordinateRecursively(ix, iy);
if (projected_child != null) views.add(projected_child);
}
if (views.size() == 1) {
return views.firstElement();
}
}
}
// The point hit no child.
// Thus return my self.
if (this.viewType.endsWith("Layout")
|| this.viewType.endsWith("TextView")
|| this.viewType.endsWith("ScrollView")
|| this.viewType.endsWith("ViewStub")
|| this.viewType.endsWith("DialogTitle")
|| this.viewType.endsWith("ImageView")) {
if (this.hasOnClickListener()) return this;
else return null;
}
return this;
}
/**
* JobTracker.submitJob() kicks off a new job.
*
* <p>Create a 'JobInProgress' object, which contains both JobProfile and JobStatus. Those two
* sub-objects are sometimes shipped outside of the JobTracker. But JobInProgress adds info that's
* useful for the JobTracker alone.
*
* <p>We add the JIP to the jobInitQueue, which is processed asynchronously to handle
* split-computation and build up the right TaskTracker/Block mapping.
*/
public synchronized JobStatus submitJob(String jobFile) throws IOException {
totalSubmissions++;
JobInProgress job = new JobInProgress(jobFile, this, this.conf);
synchronized (jobs) {
synchronized (jobsByArrival) {
synchronized (jobInitQueue) {
jobs.put(job.getProfile().getJobId(), job);
jobsByArrival.add(job);
jobInitQueue.add(job);
jobInitQueue.notifyAll();
}
}
}
return job.getStatus();
}
/**
* Gets the urlClassLoader that enables to access to the objects jar files.
*
* @return an URLClassLoader
*/
public URLClassLoader getObjectsClassLoader() {
if (objectsClassLoader == null) {
try {
if (isExecutionMode()) {
URL[] listUrl = new URL[1];
listUrl[0] = instance.getTangaraPath().toURI().toURL();
objectsClassLoader = new URLClassLoader(listUrl);
} else {
File f = new File(instance.getTangaraPath().getParentFile(), "objects");
File[] list = f.listFiles();
Vector<URL> vector = new Vector<URL>();
for (int i = 0; i < list.length; i++) {
if (list[i].getName().endsWith(".jar")) vector.add(list[i].toURI().toURL());
}
File flib =
new File(
instance.getTangaraPath().getParentFile().getAbsolutePath().replace("\\", "/")
+ "/objects/lib");
File[] listflib = flib.listFiles();
for (int j = 0; j < listflib.length; j++) {
if (listflib[j].getName().endsWith(".jar")) vector.add(listflib[j].toURI().toURL());
}
URL[] listUrl = new URL[vector.size()];
for (int j = 0; j < vector.size(); j++) listUrl[j] = vector.get(j);
objectsClassLoader = new URLClassLoader(listUrl);
}
} catch (Exception e1) {
displayError("URL MAL FORMED " + e1);
return null;
}
}
return objectsClassLoader;
}
public void actionPerformed(ActionEvent evt) {
// 删除原来的JTable(JTable使用scrollPane来包装)
if (scrollPane != null) {
jf.remove(scrollPane);
}
try (
// 根据用户输入的SQL执行查询
ResultSet rs = stmt.executeQuery(sqlField.getText())) {
// 取出ResultSet的MetaData
ResultSetMetaData rsmd = rs.getMetaData();
Vector<String> columnNames = new Vector<>();
Vector<Vector<String>> data = new Vector<>();
// 把ResultSet的所有列名添加到Vector里
for (int i = 0; i < rsmd.getColumnCount(); i++) {
columnNames.add(rsmd.getColumnName(i + 1));
}
// 把ResultSet的所有记录添加到Vector里
while (rs.next()) {
Vector<String> v = new Vector<>();
for (int i = 0; i < rsmd.getColumnCount(); i++) {
v.add(rs.getString(i + 1));
}
data.add(v);
}
// 创建新的JTable
JTable table = new JTable(data, columnNames);
scrollPane = new JScrollPane(table);
// 添加新的Table
jf.add(scrollPane);
// 更新主窗口
jf.validate();
} catch (Exception e) {
e.printStackTrace();
}
}
/** Create directory entries for every item */
boolean mkdirs(String src) {
src = normalizePath(new UTF8(src));
// Use this to collect all the dirs we need to construct
Vector v = new Vector();
// The dir itself
v.add(src);
// All its parents
String parent = DFSFile.getDFSParent(src);
while (parent != null) {
v.add(parent);
parent = DFSFile.getDFSParent(parent);
}
// Now go backwards through list of dirs, creating along
// the way
boolean lastSuccess = false;
int numElts = v.size();
for (int i = numElts - 1; i >= 0; i--) {
String cur = (String) v.elementAt(i);
INode inserted = unprotectedMkdir(cur);
if (inserted != null) {
logEdit(OP_MKDIR, new UTF8(inserted.computeName()), null);
lastSuccess = true;
} else {
lastSuccess = false;
}
}
return lastSuccess;
}
/**
* Helper method to generate the signatures for binding the factory. Must account for the
* inheritance relationships for any arguments that are classes. Ths, each argument can
* potentially result in a range of values for type, and we have to handle the cross product of
* all of these.
*/
private static Vector makeFactoryNames(IXMLElement constructor) {
String factoryName = XMLUtil.nameOf(constructor.getParent());
Vector allPermutations = new Vector();
for (Enumeration e = constructor.enumerateChildren(); e.hasMoreElements(); ) {
IXMLElement element = (IXMLElement) e.nextElement();
if (!element.getName().equals("arg")) {
break;
}
String argType = XMLUtil.typeOf(element);
Vector argTypeAlternates = new Vector();
argTypeAlternates.add(argType);
if (ModelAccessor.isClass(argType)) {
List ancestors = ModelAccessor.getAncestors(argType);
if (ancestors != null) argTypeAlternates.addAll(ancestors);
}
allPermutations.add(argTypeAlternates);
}
// Generate all the signatures
Vector factoryNames = new Vector();
makeFactoryNames(factoryName, allPermutations, 0, factoryNames);
return factoryNames;
}
private Vector readlinesfromfile(String fname) { // trims lines and removes comments
Vector v = new Vector();
try {
BufferedReader br = new BufferedReader(new FileReader(new File(fname)));
while (br.ready()) {
String tmp = br.readLine();
// Strip comments
while (tmp.indexOf("/*") >= 0) {
int i = tmp.indexOf("/*");
v.add(tmp.substring(0, i));
String rest = tmp.substring(i + 2);
while (tmp.indexOf("*/") == -1) {
tmp = br.readLine();
}
tmp = tmp.substring(tmp.indexOf("*/") + 2);
}
if (tmp.indexOf("//") >= 0) tmp = tmp.substring(0, tmp.indexOf("//"));
// Strip spaces
tmp = tmp.trim();
v.add(tmp);
// System.out.println("Read line "+tmp);
}
br.close();
} catch (Exception e) {
System.out.println("Exception " + e + " occured");
}
return v;
}
protected void validateColumn(int rowNo, int colNo, Vector v, DBConnection conn) {
if (rowNo < 0 || rowNo > getRowCount() || colNo < 0 || colNo > getColumnCount()) return;
DSColumnDescriptor col = _desc.getColumn(colNo);
boolean remoteRules = false;
for (int i = 0; i < col.getRuleCount(); i++) {
try {
ValidationRule r = col.getRule(i);
if (r.getRuleType() == ValidationRule.TYPE_REMOTE) remoteRules = true;
else r.evaluateRule(this, rowNo, colNo, conn);
} catch (DataStoreException ex) {
ex.setRowNo(rowNo);
try {
ex.setColumn(getColumnName(colNo));
} catch (DataStoreException e) {
}
;
v.add(ex);
}
}
if (remoteRules) {
try {
DataStoreRow r = getDataStoreRow(rowNo, BUFFER_STANDARD);
r.getDSDataRow().setProxyRow(rowNo);
DataStoreException ex[] = getDataSourceProxy().validateRemoteRules(this, r, rowNo, colNo);
for (int i = 0; i < ex.length; i++) v.add(ex[i]);
} catch (DataStoreException dex) {
}
}
}
/**
* Query a quiz list from the database. If there is no student user name specified, the list will
* contain all quizzes that are used in the instructor's courses. Otherwise, the list will contain
* all quizzes that the student has taken and from the instructor's courses which the student is
* registered. Throws InvalidDBRequestException if any error occured to the database connection.
*
* @param instructor instructor's user name
* @param student student's user name. Can be empty to get a list of all quizzes in the
* instructor's courses.
* @return a vector containing the list of quizzes
* @throws InvalidDBRequestException
*/
public Vector getQuizList(String instructor, String student) throws InvalidDBRequestException {
Vector list = new Vector();
try {
Connection db;
Class.forName(GaigsServer.DBDRIVER);
db =
DriverManager.getConnection(GaigsServer.DBURL, GaigsServer.DBLOGIN, GaigsServer.DBPASSWD);
Statement stmt = db.createStatement();
ResultSet rs;
if (!student.equals("")) {
// get the list that contains all quizzes that the student has taken and from the
// instructor's courses which the student is registered
rs =
stmt.executeQuery(
"select courseTest.test_name, scores.start_time from scores, courseTest, course "
+ "where courseTest.test_name = scores.test_name "
+ "and courseTest.course_id = course.course_id "
+ "and instructor = '"
+ instructor
+ "' and user_login = '******' "
+ "order by scores.start_time");
while (rs.next()) {
list.add(rs.getString(1) + " <" + rs.getString(2) + ">");
}
} else {
// get the list that contains all quizzes that are used in the instructor's courses
rs =
stmt.executeQuery(
"select test_name from courseTest, course "
+ "where courseTest.course_id = course.course_id "
+ "and instructor = '"
+ instructor
+ "' ");
while (rs.next()) {
list.add(rs.getString(1));
}
}
rs.close();
stmt.close();
db.close();
} catch (SQLException e) {
System.err.println("Invalid SQL in getQuizList: " + e.getMessage());
throw new InvalidDBRequestException("???");
} catch (ClassNotFoundException e) {
System.err.println("Driver Not Loaded");
throw new InvalidDBRequestException("Internal Server Error");
}
return list;
}
void BuildBinaryHeap(Woman[] array) { // the O(n) version, array is 0-based
BinaryHeapSize = array.length;
A = new Vector<Woman>();
A.add(new Woman()); // dummy, this BinaryHeap is 1-based
for (int i = 1; i <= BinaryHeapSize; i++) // copy the content
A.add(array[i - 1]);
for (int i = parent(BinaryHeapSize); i >= 1; i--) shiftDown(i);
}
/** addAll adds each element from the given collection */
public void testAddAll() {
List full = populatedArray(3);
Vector v = new Vector();
v.add(three);
v.add(four);
v.add(five);
full.addAll(v);
assertEquals(6, full.size());
}
/** containsAll returns true for collection with subset of elements */
public void testContainsAll() {
List full = populatedArray(3);
Vector v = new Vector();
v.add(one);
v.add(two);
assertTrue(full.containsAll(v));
v.add(six);
assertFalse(full.containsAll(v));
}
// ParserListener methods
public void noteEvent(Note note) {
if (layer >= staves) {
return;
}
// System.out.println(note.getMusicString() + " " + note.getMillisDuration() + " " +
// note.getDecimalDuration());
Vector<Chord> currChords = chords[layer];
Iterator<NotePanel> currNote = currNotes[layer];
if (!currNote.hasNext()) {
System.err.println("Received noteEvent, but no PostScript notes are left");
return;
}
if (note.getMillisDuration() > 0) {
NotePanel notePanel = currNote.next();
// time the last chord ended
long tempTime = 0;
for (int i = currChords.size() - 1; i >= 0; --i) {
if (!currChords.get(i).isTie()) {
tempTime = currChords.get(i).getTime() + currChords.get(i).getDuration();
break;
}
}
if (notePanel.isTie) {
Chord chord = new Chord();
// for each note in the last chord, set the next note as a tied note
for (int i = 0; i < currChords.lastElement().size(); ++i) {
notePanel.setTie(true).setTime(Math.min(tempTime, time - 1)).setTempo(tempo);
chord.addNote(notePanel);
notePanel = currNote.next();
}
currChords.add(chord);
}
while (notePanel.isRest) {
notePanel
.setTime(Math.min(tempTime, time - 1)) // hack, in case the rest should be trimmed
.setTempo(tempo);
tempTime += notePanel.getDuration();
Chord chord = new Chord(notePanel);
currChords.add(chord);
// System.out.println("REST: " + notePanel.getMusicString() + " " +
// notePanel.getDuration());
notePanel = currNote.next();
}
notePanel.setNote(note).setTime(time).setTempo(tempo);
if (currChords.isEmpty() || currChords.lastElement().getTime() != time) {
Chord chord = new Chord(notePanel);
currChords.add(chord);
} else {
currChords.lastElement().addNote(notePanel);
}
}
}
void listContents(Vector v) {
if (parent != null && blocks != null) {
v.add(this);
}
for (Iterator it = children.values().iterator(); it.hasNext(); ) {
INode child = (INode) it.next();
v.add(child);
}
}
/**
* This parses the "name" field passed in the header of the control file or the data files.
* Example: Control File header = cfa001MyComputer Example: Data File header = dfa001MyComputer
*/
public static Vector parsePrintFileName(String header) {
final String METHOD_NAME = "parsePrintFileName(): ";
Vector result = new Vector();
String first3Chars = header.substring(0, 3);
String jobNumber = header.substring(3, 6);
String hostName = header.substring(6);
result.add(first3Chars);
result.add(jobNumber);
result.add(hostName);
return result;
}
public void fillPackageDetails(@NonNls String packageName, final AsyncCallback callback) {
final Hashtable details = getPackageDetails(packageName);
if (details == null) {
final Vector<String> params = new Vector<String>();
params.add(packageName);
try {
params.add(getPyPIPackages().get(packageName));
myXmlRpcClient.executeAsync("release_data", params, callback);
} catch (Exception ignored) {
LOG.info(ignored);
}
} else callback.handleResult(details, null, "");
}
public void addConnectionListener(NCCPConnection.ConnectionListener l) {
if (!listeners.contains(l)) {
ExpCoordinator.printer.print(
new String("NCCPConnection.addConnectionListener to " + toString()), 6);
listeners.add(l);
}
}
public boolean load() {
try {
if (new File(FILE_PATH).exists()) {
FileInputStream FIS = new FileInputStream(FILE_PATH);
JXMLBaseObject cobjXmlObj = new JXMLBaseObject();
cobjXmlObj.InitXMLStream(FIS);
FIS.close();
Vector exps = new Vector();
Element rootElmt = cobjXmlObj.GetElementByName(JCStoreTableModel.ROOT_NAME);
for (Iterator i = rootElmt.getChildren().iterator(); i.hasNext(); ) {
Element crtElmt = (Element) i.next();
JCExpression exp = new JCExpression();
exp.mId = crtElmt.getAttributeValue("id", "");
exp.mName = crtElmt.getAttributeValue("name", "");
exp.mShowValue = crtElmt.getAttributeValue("show", "");
exp.mStoreValue = crtElmt.getAttributeValue("store", "");
exps.add(exp);
}
if (mModel != null) {
mModel.setExpression(exps);
}
}
} catch (Exception e) {
e.printStackTrace();
return false;
}
return true;
}
// --------------------------------------------------------------------------
// BEGIN LOCAL TS OPERATIONS
public void out(Tuple t) {
ts.add(t);
checkRxns(t);
synchronized (blocked) {
blocked.notifyAll();
}
}
/** INTERNAL: Transform the object-level value into a database-level value */
public Object getFieldValue(Object objectValue, AbstractSession session) {
DatabaseMapping mapping = getMapping();
Object fieldValue = objectValue;
if ((mapping != null)
&& (mapping.isDirectToFieldMapping() || mapping.isDirectCollectionMapping())) {
// CR#3623207, check for IN Collection here not in mapping.
if (objectValue instanceof Collection) {
// This can actually be a collection for IN within expressions... however it would be better
// for expressions to handle this.
Collection values = (Collection) objectValue;
Vector fieldValues = new Vector(values.size());
for (Iterator iterator = values.iterator(); iterator.hasNext(); ) {
Object value = iterator.next();
if (!(value instanceof Expression)) {
value = getFieldValue(value, session);
}
fieldValues.add(value);
}
fieldValue = fieldValues;
} else {
if (mapping.isDirectToFieldMapping()) {
fieldValue = ((AbstractDirectMapping) mapping).getFieldValue(objectValue, session);
} else if (mapping.isDirectCollectionMapping()) {
fieldValue = ((DirectCollectionMapping) mapping).getFieldValue(objectValue, session);
}
}
}
return fieldValue;
}
void writeFiles(Vector allConfigs) {
Hashtable allFiles = computeAttributedFiles(allConfigs);
Vector allConfigNames = new Vector();
for (Iterator i = allConfigs.iterator(); i.hasNext(); ) {
allConfigNames.add(((BuildConfig) i.next()).get("Name"));
}
TreeSet sortedFiles = sortFiles(allFiles);
startTag("Files", null);
for (Iterator i = makeFilters(sortedFiles).iterator(); i.hasNext(); ) {
doWriteFiles(sortedFiles, allConfigNames, (NameFilter) i.next());
}
startTag(
"Filter",
new String[] {
"Name", "Resource Files",
"Filter", "ico;cur;bmp;dlg;rc2;rct;bin;cnt;rtf;gif;jpg;jpeg;jpe"
});
endTag("Filter");
endTag("Files");
}
/**
* Registers a reaction on this tuple space.
*
* @param rxn The reaction to register
* @param listener The reaction callback function
*/
public void registerReaction(Reaction rxn, ReactionListener listener) {
reactions.add(new RegisteredReaction(rxn, listener));
for (int i = 0; i < ts.size(); i++) {
Tuple t = (Tuple) ts.get(i);
if (rxn.getTemplate().matches(t)) listener.reactionFired(t);
}
}
/**
* Re-scans the bus for devices. <i>ScanForDevices()</i> is called automatically by <i>{@link
* #open() open()}</i>. <i>You must terminate use of all USB devices before calling
* scanForDevices()!</i> After calling <i>scanForDevices()</i> you can reestablish connections to
* USB devices.
*
* @return This device manager, useful for chaining together multiple operations.
* @throws OperationFailedException
*/
public USBDeviceManager scanForDevices() {
if (isOpen()) {
deviceList.clear();
final int MAX_DEVICES = 100;
int devices[] = new int[1 + MAX_DEVICES * 2]; // device index-product ID pairs
final int result =
getDeviceByProductID(MIN_PRODUCT_ID, MAX_PRODUCT_ID, devices); // get all devices
if (result != SUCCESS) throw new OperationFailedException(result);
final int numDevices = devices[0];
for (int index = 0; index < numDevices; index++) {
USBDevice device = null;
final int deviceIndex = devices[1 + index * 2];
final int productID = devices[1 + index * 2 + 1];
if (USB_AI16_Family.isSupportedProductID(productID)) {
device = new USB_AI16_Family(productID, deviceIndex);
} else if (USB_AO16_Family.isSupportedProductID(productID)) {
device = new USB_AO16_Family(productID, deviceIndex);
} else if (USB_CTR_15_Family.isSupportedProductID(productID)) {
device = new USB_CTR_15_Family(productID, deviceIndex);
} else if (USB_DA12_8A_Family.isSupportedProductID(productID)) {
device = new USB_DA12_8A_Family(productID, deviceIndex);
} else if (USB_DA12_8E_Family.isSupportedProductID(productID)) {
device = new USB_DA12_8E_Family(productID, deviceIndex);
} else if (USB_DIO_16_Family.isSupportedProductID(productID)) {
device = new USB_DIO_16_Family(productID, deviceIndex);
} else if (USB_DIO_32_Family.isSupportedProductID(productID)) {
device = new USB_DIO_32_Family(productID, deviceIndex);
} else if (USB_DIO_Family.isSupportedProductID(productID)) {
device = new USB_DIO_Family(productID, deviceIndex);
} // else if( USB_DIO_Family.isSupportedProductID( ...
if (device != null) deviceList.add(device);
} // for( int index ...
} else throw new OperationFailedException(MESSAGE_NOT_OPEN);
return this;
} // scanForDevices()
// get a list of whitespace separated classnames from a property.
private String[] parseClassNames(String propertyName) {
String hands = getProperty(propertyName);
if (hands == null) {
return new String[0];
}
hands = hands.trim();
int ix = 0;
Vector result = new Vector();
while (ix < hands.length()) {
int end = ix;
while (end < hands.length()) {
if (Character.isWhitespace(hands.charAt(end))) {
break;
}
if (hands.charAt(end) == ',') {
break;
}
end++;
}
String word = hands.substring(ix, end);
ix = end+1;
word = word.trim();
if (word.length() == 0) {
continue;
}
result.add(word);
}
return (String[]) result.toArray(new String[result.size()]);
}
/**
* Put the JAIN-SIP stack in a state where it cannot receive any data and frees the network ports
* used. That is to say remove JAIN-SIP <tt>ListeningPoint</tt>s and <tt>SipProvider</tt>s.
*/
@SuppressWarnings("unchecked") // jain-sip legacy code
private void stopListening() {
try {
this.secureJainSipProvider.removeSipListener(this);
this.stack.deleteSipProvider(this.secureJainSipProvider);
this.secureJainSipProvider = null;
this.clearJainSipProvider.removeSipListener(this);
this.stack.deleteSipProvider(this.clearJainSipProvider);
this.clearJainSipProvider = null;
Iterator<ListeningPoint> it = this.stack.getListeningPoints();
Vector<ListeningPoint> lpointsToRemove = new Vector<ListeningPoint>();
while (it.hasNext()) {
lpointsToRemove.add(it.next());
}
it = lpointsToRemove.iterator();
while (it.hasNext()) {
this.stack.deleteListeningPoint(it.next());
}
this.stack.stop();
if (logger.isTraceEnabled()) logger.trace("stopped listening");
} catch (ObjectInUseException ex) {
logger.fatal("Failed to stop listening", ex);
}
}
/** Utility method to stuff an entire enumeration into a vector */
public static Vector Enum2Vector(Enumeration e) {
Vector v = new Vector();
while (e.hasMoreElements()) {
v.add(e.nextElement());
}
return v;
}
/**
* INTERNAL: Convert all the class-name-based settings in this InheritancePolicy to actual
* class-based settings. This method is used when converting a project that has been built with
* class names to a project with classes. It will also convert referenced classes to the versions
* of the classes from the classLoader.
*/
public void convertClassNamesToClasses(ClassLoader classLoader) {
Vector newParentInterfaces = new Vector();
for (Iterator iterator = getParentInterfaceNames().iterator(); iterator.hasNext(); ) {
String interfaceName = (String) iterator.next();
Class interfaceClass = null;
try {
if (PrivilegedAccessHelper.shouldUsePrivilegedAccess()) {
try {
interfaceClass =
(Class)
AccessController.doPrivileged(
new PrivilegedClassForName(interfaceName, true, classLoader));
} catch (PrivilegedActionException exception) {
throw ValidationException.classNotFoundWhileConvertingClassNames(
interfaceName, exception.getException());
}
} else {
interfaceClass =
org.eclipse.persistence.internal.security.PrivilegedAccessHelper.getClassForName(
interfaceName, true, classLoader);
}
} catch (ClassNotFoundException exc) {
throw ValidationException.classNotFoundWhileConvertingClassNames(interfaceName, exc);
}
newParentInterfaces.add(interfaceClass);
}
this.parentInterfaces = newParentInterfaces;
}
public AllMultilevelCoefs(CoefArgs args) throws IOException {
this.args = args;
files = new Vector<File>();
keys = new Vector<String>();
coefs = new Vector<MultilevelCoefs>();
File dir = args.dir();
for (int i = 0; i < args.keys.length; i++) {
keys.add(args.keys[i]);
File f = CoefArgs.coefFile(dir, args.keys[i]);
files.add(f);
coefs.add(new MultilevelCoefs(f));
System.out.println(String.format("Loaded: %s", args.keys[i]));
}
}
/**
* Gets a list of courses that belongs to an instructor. Throws InvalidDBRequestException if any
* error occured to the database connection.
*
* @param name the instructor's user name
* @return a vector containing the list of courses
* @throws InvalidDBRequestException
*/
public Vector getCourseList(String name) throws InvalidDBRequestException {
Vector courseList = new Vector();
try {
Connection db;
Class.forName(GaigsServer.DBDRIVER);
db =
DriverManager.getConnection(GaigsServer.DBURL, GaigsServer.DBLOGIN, GaigsServer.DBPASSWD);
Statement stmt = db.createStatement();
ResultSet rs;
// get the course list
rs =
stmt.executeQuery(
"select course_num, course_name from course where instructor = '"
+ name
+ "' order by course_num");
while (rs.next()) courseList.add(rs.getString(1) + " - " + rs.getString(2));
rs.close();
stmt.close();
db.close();
} catch (SQLException e) {
System.err.println("Invalid SQL in getCourseList: " + e.getMessage());
throw new InvalidDBRequestException("???");
} catch (ClassNotFoundException e) {
System.err.println("Driver Not Loaded");
throw new InvalidDBRequestException("Server Error");
}
return courseList;
}