public void addScore() {
try {
out88.writeUTF("加分");
out88.flush();
out88.writeUTF("");
} catch (IOException e) {
e.printStackTrace();
}
}
public void cutScore(String whom) {
try {
out88.writeUTF("减分");
out88.flush();
out88.writeUTF("");
} catch (IOException e) {
e.printStackTrace();
}
}
public void serialize(TreeRequest request, DataOutputStream dos, int version)
throws IOException {
dos.writeUTF(request.sessionid);
CompactEndpointSerializationHelper.serialize(request.endpoint, dos);
dos.writeUTF(request.cf.left);
dos.writeUTF(request.cf.right);
if (version > MessagingService.VERSION_07)
AbstractBounds.serializer().serialize(request.range, dos);
}
protected void write(DataOutputStream out) throws IOException {
out.writeUTF(allocationMode.name());
out.writeInt(length());
out.writeUTF(dataType().name());
if (dataType() == Type.DOUBLE) {
for (int i = 0; i < length(); i++) out.writeDouble(getDouble(i));
} else {
for (int i = 0; i < length(); i++) out.writeFloat(getFloat(i));
}
}
/** @param args the command line arguments */
public static void main(String[] args) throws Exception {
BufferedReader br =
new BufferedReader(new InputStreamReader(new FileInputStream("/var/song.txt"), "UTF-8"));
Map map = new TreeMap();
String line = null;
while ((line = br.readLine()) != null) {
System.out.println("line:" + line);
try {
String[] strs = line.split("\t");
String str = " ";
if (strs != null && strs.length >= 2) str = strs[1];
map.put(new Integer(strs[0]), str);
} catch (Exception e) {
System.out.println("Opuszczam linie " + e.toString());
}
}
DataOutputStream dos = new DataOutputStream(new FileOutputStream("/var/song.bin"));
dos.writeInt(map.size());
for (Iterator it = map.keySet().iterator(); it.hasNext(); ) {
Integer pos = (Integer) it.next();
String txt = (String) map.get(pos);
dos.writeInt(pos.intValue());
dos.writeUTF(txt);
}
dos.flush();
dos.close();
}
public void outputBinary(DataOutputStream dos) throws IOException {
dos.writeInt(samples.size());
for (String s : samples) {
dos.writeUTF(s);
}
dos.writeInt(cols.size());
for (Column c : cols) {
c.outputBinary(dos);
}
}
/**
* Write string to named file.
*
* @param f File to write too
* @param contenet String to write
* @exception IOException if we fail to save our string
*/
private void putContent(String f, String content) throws IOException {
DataOutputStream out = null;
try {
out = new DataOutputStream(new FileOutputStream(new File(bundleDir, f)));
out.writeUTF(content);
} finally {
if (out != null) {
out.close();
}
}
}
void send(String msg) {
Iterator it = clients.keySet().iterator();
while (it.hasNext()) {
try {
DataOutputStream out = (DataOutputStream) clients.get(it.next());
out.writeUTF(msg);
} catch (IOException e) {
}
}
}
public void displayMenu() throws Exception {
while (true) {
System.out.println("[ MENU ]");
System.out.println("1. Send File");
System.out.println("2. Receive File");
System.out.println("3. Exit");
System.out.print("\nEnter Choice :");
int choice;
choice = Integer.parseInt(br.readLine());
if (choice == 1) {
dout.writeUTF("SEND");
SendFile();
} else if (choice == 2) {
dout.writeUTF("GET");
ReceiveFile();
} else {
dout.writeUTF("DISCONNECT");
System.exit(1);
}
}
}
public void writeHtmlParts(File filename) throws IOException {
DataOutputStream dataOut = null;
try {
dataOut = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(filename)));
dataOut.writeInt(htmlParts.size());
for (String part : htmlParts) {
dataOut.writeUTF(part);
}
} finally {
SpringIOUtils.closeQuietly(dataOut);
}
}
void SendFile() throws Exception {
String filename;
System.out.print("Enter File Name :");
filename = br.readLine();
File f = new File(filename);
if (!f.exists()) {
System.out.println("File not Exists...");
dout.writeUTF("File not found");
return;
}
dout.writeUTF(filename);
String msgFromServer = din.readUTF();
if (msgFromServer.compareTo("File Already Exists") == 0) {
String Option;
System.out.println("File Already Exists. Want to OverWrite (Y/N) ?");
Option = br.readLine();
if (Option == "Y") {
dout.writeUTF("Y");
} else {
dout.writeUTF("N");
return;
}
}
System.out.println("Sending File ...");
FileInputStream fin = new FileInputStream(f);
int ch;
do {
ch = fin.read();
dout.writeUTF(String.valueOf(ch));
} while (ch != -1);
fin.close();
System.out.println(din.readUTF());
}
public void outputBinary(DataOutputStream dos) throws IOException {
dos.writeUTF(id);
dos.writeInt(values.size());
int i = 0, j = 0;
while (i < values.size()) {
for (j = i; j < values.size() && values.get(j) != null; j++) {}
int count = j - i - 1;
dos.writeInt(count);
for (j = 1; j <= count && i + j < values.size(); j++) {
dos.writeFloat(values.get(i + j));
}
i = j + 1;
}
}
public void nick_name(String msg) {
try {
String name = msg.substring(13);
this.setName(name);
Vector v = father.onlineList;
boolean isRepeatedName = false;
int size = v.size();
for (int i = 0; i < size; i++) {
ServerAgentThread tempSat = (ServerAgentThread) v.get(i);
if (tempSat.getName().equals(name)) {
isRepeatedName = true;
break;
}
}
if (isRepeatedName == true) {
dout.writeUTF("<#NAME_REPEATED#>");
din.close();
dout.close();
sc.close();
flag = false;
} else {
v.add(this);
father.refreshList();
String nickListMsg = "";
StringBuilder nickListMsgSb = new StringBuilder();
size = v.size();
for (int i = 0; i < size; i++) {
ServerAgentThread tempSat = (ServerAgentThread) v.get(i);
nickListMsgSb.append("!");
nickListMsgSb.append(tempSat.getName());
}
nickListMsgSb.append("<#NICK_LIST#>");
nickListMsg = nickListMsgSb.toString();
Vector tempv = father.onlineList;
size = tempv.size();
for (int i = 0; i < size; i++) {
ServerAgentThread tempSat = (ServerAgentThread) tempv.get(i);
tempSat.dout.writeUTF(nickListMsg);
if (tempSat != this) {
tempSat.dout.writeUTF("<#MSG#>" + this.getName() + "is now online....");
}
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
private void sendResponse(long requestId, Object value, Class<?> declaredType)
throws IOException {
DataOutputStream out = newFlusher();
out.writeByte(RESPONSE);
out.writeLong(requestId);
if (value == null) {
out.writeBoolean(false);
} else {
out.writeBoolean(true);
Class<?> clazz = value.getClass();
out.writeUTF(clazz.getName());
Serializer<Object> s = serializerFor(clazz, declaredType);
s.serialize(out, value);
}
out.writeBoolean(false);
out.flush();
}
public void run() {
while (true) {
try {
System.out.println(
"TCP Server waiting for client on port " + serverSocket.getLocalPort() + "...");
Socket server = serverSocket.accept();
System.out.println("Just received request from " + server.getRemoteSocketAddress());
/* parsing a request from socket */
DataInputStream in = new DataInputStream(server.getInputStream());
String request = in.readUTF();
System.out.println("Request: " + request);
/* handle the request */
String output = null;
output = requestHandler(request);
System.out.print(output);
/* display dataTable */
System.out.print("-dataTable--------\n");
Enumeration<String> key = dataTable.keys();
while (key.hasMoreElements()) {
String str = key.nextElement();
System.out.println(str + ": " + dataTable.get(str));
}
System.out.print("------------------\n");
/* send the result back to the client */
DataOutputStream out = new DataOutputStream(server.getOutputStream());
out.writeUTF(output);
server.close();
} catch (SocketTimeoutException s) {
System.out.println("Socket timed out!");
break;
} catch (IOException e) {
e.printStackTrace();
break;
}
}
}
public void run() {
String objRouter = applet.getParameter("name");
// No Internationalisation
try {
ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
DataOutputStream outp = new DataOutputStream(byteStream);
outp.writeInt(GenericConstants.ROUTER_PROPERTIES);
outp.writeUTF(objRouter);
outp.flush();
byte[] bytes = byteStream.toByteArray();
outp.close();
byteStream.reset();
byteStream.close();
byte[] data = GenericSession.getInstance().syncSend(bytes);
if (data != null) {
DataInputStream inp = new DataInputStream(new ByteArrayInputStream(data));
int reqId = inp.readInt();
if (reqId == GenericConstants.ROUTER_PROPERTIES) {
int length = inp.readInt();
byte serverData[] = new byte[length];
inp.readFully(serverData);
routerobject = NmsClientUtil.deSerializeVector(serverData);
}
init();
refresh();
super.setVisible(true);
}
/*init();
refresh();
super.setVisible(true);*/
else close();
} catch (Exception e) {
// NmsClientUtil.err(NmsClientUtil.getFrame(app),"IO Error sending request to server.
// "+e);//No Internationalisation
}
}
@SuppressWarnings("rawtypes")
private static void writeObjectToStream(Object obj, DataOutputStream data) throws IOException {
Class objClass = obj.getClass();
if (objClass.equals(Boolean.class)) {
data.writeBoolean((Boolean) obj);
} else if (objClass.equals(Byte.class)) {
data.writeByte((Byte) obj);
} else if (objClass.equals(Integer.class)) {
data.writeInt((Integer) obj);
} else if (objClass.equals(String.class)) {
data.writeUTF((String) obj);
} else if (objClass.equals(Double.class)) {
data.writeDouble((Double) obj);
} else if (objClass.equals(Float.class)) {
data.writeFloat((Float) obj);
} else if (objClass.equals(Long.class)) {
data.writeLong((Long) obj);
} else if (objClass.equals(Short.class)) {
data.writeShort((Short) obj);
}
}
void ReceiveFile() throws Exception {
String fileName;
System.out.print("Enter File Name :");
fileName = br.readLine();
dout.writeUTF(fileName);
String msgFromServer = din.readUTF();
if (msgFromServer.compareTo("File Not Found") == 0) {
System.out.println("File not found on Server ...");
return;
} else if (msgFromServer.compareTo("READY") == 0) {
System.out.println("Receiving File ...");
File f = new File(fileName);
if (f.exists()) {
String Option;
System.out.println("File Already Exists. Want to OverWrite (Y/N) ?");
Option = br.readLine();
if (Option == "N") {
dout.flush();
return;
}
}
FileOutputStream fout = new FileOutputStream(f);
int ch;
String temp;
do {
temp = din.readUTF();
ch = Integer.parseInt(temp);
if (ch != -1) {
fout.write(ch);
}
} while (ch != -1);
fout.close();
System.out.println(din.readUTF());
}
}
public void send(String str) throws IOException {
DataOutputStream dos = new DataOutputStream(s.getOutputStream());
dos.writeUTF(str);
}
/** Method to keep the connection alive with the name server */
public void run() {
boolean connected = false;
int ticket = 0;
int serial = -1;
int time = 1000;
DatagramPacket inPack = new DatagramPacket(new byte[1024], 1024);
DatagramPacket outPack = new DatagramPacket(new byte[1024], 1024);
ByteArrayOutputStream outBuf = new ByteArrayOutputStream();
DataInputStream inData;
DataOutputStream outData = new DataOutputStream(outBuf);
while (running) {
if (!connected) { // Thoust ought Register thine self
try {
outBuf.reset();
outData.writeByte(0);
outData.writeUTF(userName);
outData.writeInt(portNum);
outData.flush();
outPack.setData(outBuf.toByteArray());
nameServer.send(outPack);
} catch (IOException e) {
System.err.println("LeetActive: " + e);
}
} else { // Thoust ought Renew thine self
try {
outBuf.reset();
outData.writeByte(2);
outData.writeInt(ticket);
outData.flush();
outPack.setData(outBuf.toByteArray());
nameServer.send(outPack);
} catch (IOException e) {
System.err.println(e);
}
}
// Now we will receive a packet...
try {
nameServer.receive(inPack);
inData = new DataInputStream(new ByteArrayInputStream(inPack.getData()));
byte type = inData.readByte();
if (type == 1) { // Twas a ticket packet
try {
ticket = inData.readInt();
if (ticket > -1) { // Make sure its not evil
connected = true;
} else {
connected = false;
}
time = inData.readInt();
} catch (IOException e) {
System.err.println(e);
}
}
if (type == 5) { // Twas an update packet
try {
int s = inData.readInt();
if (s > serial) { // Make sure its not old
serial = s;
int size = inData.readInt();
ArrayList newList = new ArrayList(size);
for (int x = 0; x < size; x++) {
newList.add(
new String(
"" + inData.readUTF() + "@" + inData.readUTF() + ":" + inData.readInt()));
}
if (!newList.equals(hostList)) {
hostList = newList;
updated = true;
}
}
} catch (IOException e) {
System.err.println(e);
}
}
} catch (SocketTimeoutException e) { // Server hates you
connected = false;
System.err.println(e);
} catch (IOException e) {
System.err.println(e);
}
try { // Take a nap
sleep(time / 4);
} catch (InterruptedException e) {
}
}
}
public void saveToStorage() {
DataOutputStream outputStream = NvStorage.CreateDataOutputStream();
try {
outputStream.writeInt(accountIndex);
outputStream.writeBoolean(showOfflineContacts);
outputStream.writeBoolean(fullscreen);
outputStream.writeInt(def_profile);
outputStream.writeBoolean(smiles);
outputStream.writeBoolean(showTransports);
outputStream.writeBoolean(selfContact);
outputStream.writeBoolean(collapsedGroups);
outputStream.writeBoolean(ignore);
outputStream.writeBoolean(eventComposing);
outputStream.writeInt(gmtOffset);
outputStream.writeInt(locOffset);
outputStream.writeBoolean(autoLogin);
outputStream.writeBoolean(autoJoinConferences);
outputStream.writeBoolean(popupFromMinimized);
outputStream.writeBoolean(notifyBlink);
outputStream.writeBoolean(memMonitor);
outputStream.writeInt(font1);
outputStream.writeInt(font2);
outputStream.writeBoolean(autoFocus);
outputStream.writeInt(notInListDropLevel /*keepAlive*/);
outputStream.writeBoolean(storeConfPresence);
outputStream.writeBoolean(capsState);
outputStream.writeInt(textWrap);
outputStream.writeInt(loginstatus);
outputStream.writeUTF(msgPath);
outputStream.writeBoolean(msgLog);
outputStream.writeBoolean(msgLogPresence);
outputStream.writeBoolean(msgLogConfPresence);
outputStream.writeBoolean(msgLogConf);
outputStream.writeBoolean(cp1251);
outputStream.writeInt(autoAwayDelay);
outputStream.writeUTF(defGcRoom);
outputStream.writeBoolean(altInput);
outputStream.writeInt(isbottom);
outputStream.writeInt(confMessageCount);
outputStream.writeBoolean(newMenu);
outputStream.writeBoolean(lightState);
outputStream.writeBoolean(notifySound);
outputStream.writeBoolean(lastMessages);
outputStream.writeBoolean(setAutoStatusMessage);
outputStream.writeInt(autoAwayType);
outputStream.writeBoolean(autoScroll);
outputStream.writeBoolean(popUps);
outputStream.writeBoolean(showResources);
outputStream.writeBoolean(antispam);
outputStream.writeBoolean(enableVersionOs);
outputStream.writeInt(messageLimit);
outputStream.writeUTF(lang);
outputStream.writeBoolean(eventDelivery);
outputStream.writeBoolean(transliterateFilenames);
outputStream.writeBoolean(rosterStatus);
outputStream.writeBoolean(queryExit);
outputStream.writeBoolean(notifyPicture);
outputStream.writeBoolean(showBalloons);
outputStream.writeBoolean(userKeys);
outputStream.writeInt(msglistLimit);
outputStream.writeBoolean(useTabs);
outputStream.writeInt(autoSubscribe);
outputStream.writeBoolean(useBoldFont);
} catch (Exception e) {
}
NvStorage.writeFileRecord(outputStream, "config", 0, true);
}
/**
* Process and loop until told to stop. A callback_done will stop the loop and will return a
* result. Otherwise null is returned.
*/
public Object run() throws CommandException {
Object result = null;
boolean shutdown = false;
boolean closeWhenDone = true;
Commands.ValueObject valueObject =
new Commands.ValueObject(); // Working value object so not continually recreated.
InvokableValueSender valueSender =
new InvokableValueSender(); // Working valuesender so not continually recreated.
try {
boolean doLoop = true;
/**
* Note: In the cases below you will see a lot of finally clauses that null variables out.
* This is because this is a long running loop, and variables declared within blocks are not
* garbage collected until the method is terminated, so these variables once set would never
* be GC'd. The nulling at the end of the case makes sure that any of those objects set are
* now available for garbage collection when necessary.
*/
while (doLoop && isConnected()) {
byte cmd = 0;
try {
if (LINUX_1_3) socket.setSoTimeout(1000); // Linux 1.3 bug, see comment on LINUX_1_3
cmd = in.readByte();
if (LINUX_1_3 && isConnected())
socket.setSoTimeout(0); // Linux 1.3 bug, see comment on LINUX_1_3
} catch (InterruptedIOException e) {
continue; // Timeout, try again
}
switch (cmd) {
case Commands.QUIT_CONNECTION:
doLoop = false;
break; // Close this connection
case Commands.TERMINATE_SERVER:
doLoop = false;
shutdown = true; // Shutdown everything
break;
case Commands.GET_CLASS:
String className = in.readUTF();
Class aClass = null;
Class superClass = null;
String superClassName = null;
boolean added = false;
try {
aClass =
Class.forName(
className); // Turns out using JNI format for array type will work fine.
added = server.getIdentityID(aClass, valueObject);
boolean isInterface = aClass.isInterface();
boolean isAbstract = java.lang.reflect.Modifier.isAbstract(aClass.getModifiers());
superClass = aClass.getSuperclass();
superClassName = (superClass != null) ? superClass.getName() : ""; // $NON-NLS-1$
out.writeByte(Commands.GET_CLASS_RETURN);
out.writeInt(valueObject.objectID);
out.writeBoolean(isInterface);
out.writeBoolean(isAbstract);
out.writeUTF(superClassName);
out.flush();
} catch (ClassNotFoundException e) {
valueObject.set();
Commands.sendErrorCommand(out, Commands.GET_CLASS_NOT_FOUND, valueObject);
} catch (ExceptionInInitializerError e) {
sendException(e.getException(), valueObject, out);
} catch (LinkageError e) {
sendException(e, valueObject, out);
} catch (Throwable e) {
// Something bad, did we add a class? If we did remove it from the table.
if (added) server.removeObject(server.getObject(valueObject.objectID));
throw e;
} finally {
// clear out for GC to work.
className = null;
aClass = null;
superClass = null;
superClassName = null;
valueObject.set();
}
break;
case Commands.GET_CLASS_FROM_ID:
int classID = in.readInt();
try {
aClass = (Class) server.getObject(classID);
boolean isInterface = aClass.isInterface();
boolean isAbstract = java.lang.reflect.Modifier.isAbstract(aClass.getModifiers());
superClass = aClass.getSuperclass();
superClassName = (superClass != null) ? superClass.getName() : ""; // $NON-NLS-1$
out.writeByte(Commands.GET_CLASS_ID_RETURN);
out.writeUTF(aClass.getName());
out.writeBoolean(isInterface);
out.writeBoolean(isAbstract);
out.writeUTF(superClassName);
out.flush();
} catch (ClassCastException e) {
valueObject.set();
Commands.sendErrorCommand(out, Commands.CLASS_CAST_EXCEPTION, valueObject);
} finally {
// clear out for GC to work.
aClass = null;
superClass = null;
superClassName = null;
valueObject.set();
}
break;
case Commands.GET_OBJECT_DATA:
int objectID = in.readInt();
Object anObject = null;
try {
anObject = server.getObject(objectID);
valueObject.setObjectID(objectID, server.getIdentityID(anObject.getClass()));
Commands.writeValue(out, valueObject, true);
} catch (ClassCastException e) {
valueObject.set();
Commands.sendErrorCommand(out, Commands.CLASS_CAST_EXCEPTION, valueObject);
} finally {
anObject = null; // Clear out for GC to work
valueObject.set();
}
break;
case Commands.RELEASE_OBJECT:
int id = in.readInt();
server.removeObject(server.getObject(id));
break;
case Commands.NEW_INIT_STRING:
classID = in.readInt(); // ID Of class to do new upon.
String initString = in.readUTF(); // The init string.
Object newValue = null;
Class theClass = null;
try {
theClass = (Class) server.getObject(classID);
if (theClass == null) {
// The class wasn't found. So imply ClassNotFound exception.
throw new ClassNotFoundException();
}
InitializationStringParser parser = null;
try {
parser = InitializationStringParser.createParser(initString);
newValue = parser.evaluate();
boolean primitive = parser.isPrimitive();
// If expected class is Void.TYPE, that means don't test the type of the result
// to verify if correct type, just return what it really is.
if (theClass != Void.TYPE && primitive != theClass.isPrimitive()) {
valueObject.set();
Commands.sendErrorCommand(out, Commands.CLASS_CAST_EXCEPTION, valueObject);
continue; // Goto next command.
}
if (primitive) {
try {
// Need to do special tests for compatibility and assignment.
sendObject(
newValue,
classID != Commands.VOID_TYPE
? classID
: server.getIdentityID(parser.getExpectedType()),
valueObject,
out,
true); // This will make sure it goes out as the correct primitive type
} catch (ClassCastException e) {
// The returned type is not of the correct type for what is expected.
valueObject.set();
Commands.sendErrorCommand(out, Commands.CLASS_CAST_EXCEPTION, valueObject);
continue; // Goto next command
}
} else {
if (newValue != null) {
// Test to see if they are compatible. (Null can be assigned to any object,
// so that is why it was tested out above).
// If expected class is Void.TYPE, that means don't test the type of the result
// to verify if correct type, just return what it really is.
if (theClass != Void.TYPE && !theClass.isInstance(newValue)) {
// The returned type is not of the correct type for what is expected.
valueObject.set();
Commands.sendErrorCommand(out, Commands.CLASS_CAST_EXCEPTION, valueObject);
continue; // Goto next command
}
}
sendObject(
newValue, NOT_A_PRIMITIVE, valueObject, out, true); // Send out as an object.
}
} catch (InitializationStringEvaluationException e) {
if (e instanceof EvaluationException) {
// Want to return the real exception.
sendException(e.getOriginalException(), valueObject, out);
} else {
// Couldn't be evaluated, return an error for this.
setExceptionIntoValue(e.getOriginalException(), valueObject);
Commands.sendErrorCommand(out, Commands.CANNOT_EVALUATE_STRING, valueObject);
}
} finally {
parser = null; // Clear out for GC to work
}
} catch (Throwable e) {
sendException(e, valueObject, out);
} finally {
// Clear out for GC to work
initString = null;
theClass = null;
newValue = null;
valueObject.set();
}
break;
case Commands.INVOKE:
Object target = null;
Object[] parms = null;
Class returnType = null;
java.lang.reflect.Method aMethod = null;
try {
int methodID = in.readInt(); // ID of method to invoke
aMethod = (java.lang.reflect.Method) server.getObject(methodID); // Method to invoke
Commands.readValue(in, valueObject);
target = getInvokableObject(valueObject);
Commands.readValue(in, valueObject);
if (valueObject.type == Commands.ARRAY_IDS) {
// It is an array containing IDs, as it normally would be.
valueSender.initialize(valueObject);
Commands.readArray(in, valueObject.anInt, valueSender, valueObject, false);
parms = (Object[]) valueSender.getArray();
} else {
// It is all objects or null, so it should be an Object[] or null. If not, then this
// is an error.
parms = (Object[]) valueObject.anObject;
}
if (!aMethod.isAccessible())
aMethod.setAccessible(
true); // We will allow all to occur. Let access control be handled by IDE and
// compiler.
newValue = aMethod.invoke(target, parms);
returnType = aMethod.getReturnType();
if (returnType.isPrimitive()) {
int returnTypeID = server.getIdentityID(returnType);
// Need to tell sendObject the correct primitive type.
sendObject(newValue, returnTypeID, valueObject, out, true);
} else {
sendObject(
newValue,
NOT_A_PRIMITIVE,
valueObject,
out,
true); // Just send the object back. sendObject knows how to iterpret the type
}
} catch (CommandException e) {
throw e; // Throw it again. These we don't want to come up as an exception proxy.
// These should end the thread.
} catch (java.lang.reflect.InvocationTargetException e) {
// This is a wrappered exception. Return the wrappered one so it looks like
// it was the real one. (Sometimes the method being invoked is on a
// java.lang.reflect.Constructor.newInstance,
// which in turn is an InvocationTargetException, so we will go until we don't have an
// InvocationTargetException.
Throwable t = e;
do {
t = ((java.lang.reflect.InvocationTargetException) t).getTargetException();
} while (t instanceof java.lang.reflect.InvocationTargetException);
sendException(t, valueObject, out);
} catch (Throwable e) {
sendException(e, valueObject, out); // Turn it into a exception proxy on the client.
} finally {
// Clear out for GC to work
valueObject.set();
parms = null;
target = null;
aMethod = null;
returnType = null;
newValue = null;
valueSender.clear();
}
break;
case Commands.INVOKE_WITH_METHOD_PASSED:
aClass = null;
String methodName = null;
Class[] parmTypes = null;
target = null;
parms = null;
returnType = null;
aMethod = null;
try {
Commands.readValue(in, valueObject);
aClass = (Class) getInvokableObject(valueObject); // The class that has the method.
methodName = in.readUTF();
Commands.readValue(in, valueObject);
if (valueObject.type == Commands.ARRAY_IDS) {
// It is an array containing IDs, as it normally would be.
valueSender.initialize(valueObject);
Commands.readArray(in, valueObject.anInt, valueSender, valueObject, false);
parmTypes = (Class[]) valueSender.getArray();
} else {
// It null, so it should be an null. If not, then this is an error.
parmTypes = null;
}
aMethod = aClass.getMethod(methodName, parmTypes);
// Now we get the info for the invocation of the method and execute it.
Commands.readValue(in, valueObject);
target = getInvokableObject(valueObject);
Commands.readValue(in, valueObject);
if (valueObject.type == Commands.ARRAY_IDS) {
// It is an array containing IDs, as it normally would be.
valueSender.initialize(valueObject);
Commands.readArray(in, valueObject.anInt, valueSender, valueObject, false);
parms = (Object[]) valueSender.getArray();
} else {
// It is all objects or null, so it should be an Object[] or null. If not, then this
// is an error.
parms = (Object[]) valueObject.anObject;
}
if (!aMethod.isAccessible())
aMethod.setAccessible(
true); // We will allow all to occur. Let access control be handled by IDE and
// compiler.
newValue = aMethod.invoke(target, parms);
returnType = aMethod.getReturnType();
if (returnType.isPrimitive()) {
int returnTypeID = server.getIdentityID(returnType);
// Need to tell sendObject the correct primitive type.
sendObject(newValue, returnTypeID, valueObject, out, true);
} else {
sendObject(
newValue,
NOT_A_PRIMITIVE,
valueObject,
out,
true); // Just send the object back. sendObject knows how to iterpret the type
}
} catch (CommandException e) {
throw e; // Throw it again. These we don't want to come up as an exception proxy.
// These should end the thread.
} catch (java.lang.reflect.InvocationTargetException e) {
// This is a wrappered exception. Return the wrappered one so it looks like
// it was the real one. (Sometimes the method being invoked is on a
// java.lang.reflect.Constructor.newInstance,
// which in turn is an InvocationTargetException, so we will go until we don't have an
// InvocationTargetException.
Throwable t = e;
do {
t = ((java.lang.reflect.InvocationTargetException) t).getTargetException();
} while (t instanceof java.lang.reflect.InvocationTargetException);
sendException(t, valueObject, out);
} catch (Throwable e) {
sendException(e, valueObject, out); // Turn it into a exception proxy on the client.
} finally {
aClass = null;
methodName = null;
parmTypes = null;
// Clear out for GC to work
valueObject.set();
parms = null;
target = null;
aMethod = null;
returnType = null;
newValue = null;
valueSender.clear();
}
break;
case Commands.GET_ARRAY_CONTENTS:
try {
target = server.getObject(in.readInt()); // Array to get the ids for.
valueObject.setArrayIDS(
new ArrayContentsRetriever(target),
Array.getLength(target),
Commands.OBJECT_CLASS);
Commands.writeValue(out, valueObject, true); // Write it back as a value command.
} catch (CommandException e) {
throw e; // Throw it again. These we don't want to come up as an exception proxy.
// These should end the thread.
} catch (Throwable e) {
sendException(e, valueObject, out); // Turn it into a exception proxy on the client.
} finally {
target = null;
valueObject.set();
}
break;
case Commands.CALLBACK_DONE:
try {
if (connectionThread != null) {
valueObject.set();
Commands.sendErrorCommand(out, Commands.UNKNOWN_COMMAND_SENT, valueObject);
} else {
try {
Commands.readBackValue(in, valueObject, Commands.NO_TYPE_CHECK);
if (valueObject.type == Commands.ARRAY_IDS) {
// It is an array containing IDs, as it normally would be.
valueSender.initialize(valueObject);
Commands.readArray(in, valueObject.anInt, valueSender, valueObject, false);
result = valueSender.getArray();
} else {
result = getInvokableObject(valueObject);
}
doLoop = false; // We need to terminate and return result
closeWhenDone = false; // Don't close, we will continue.
} catch (CommandErrorException e) {
// There was an command error on the other side. This means
// connection still good, but don't continue the callback processing.
doLoop = false; // We need to terminate and return result
closeWhenDone = false; // Don't close, we will continue.
throw e; // Let it go on out.
}
}
} finally {
valueObject.set();
valueSender.clear();
}
break;
case Commands.ERROR:
try {
// Got an error command. Don't know what to do but read the
// value and simply print it out.
Commands.readValue(in, valueObject);
result = getInvokableObject(valueObject);
System.out.println("Error sent to server: Result=" + result); // $NON-NLS-1$
} finally {
valueObject.set();
}
break;
case Commands.EXPRESSION_TREE_COMMAND:
try {
processExpressionCommand(valueObject, valueSender);
} finally {
valueObject.set();
valueSender.clear();
}
break;
default:
// Unknown command. We don't know how long it is, so we need to shut the connection
// down.
System.err.println("Error: Invalid cmd send to server: Cmd=" + cmd); // $NON-NLS-1$
doLoop = false;
closeWhenDone = true;
break;
}
}
} catch (EOFException e) {
// This is ok. It means that the connection on the other side was terminated.
// So just accept this and go down.
} catch (CommandException e) {
throw e;
} catch (SocketException e) {
if (socket != null)
throw new UnexpectedExceptionCommandException(
false, e); // socket null means a valid close request
} catch (Throwable e) {
e.printStackTrace();
} finally {
if (closeWhenDone) {
try {
for (Iterator itr = expressionProcessors.values().iterator(); itr.hasNext(); ) {
ExpressionProcesserController exp = (ExpressionProcesserController) itr.next();
exp.close();
}
} finally {
expressionProcessors.clear();
}
if (in != null)
try {
in.close();
} catch (Exception e) {
}
in = null;
if (out != null)
try {
out.close();
} catch (Exception e) {
}
out = null;
close();
}
}
if (closeWhenDone && connectionThread != null) server.removeConnectionThread(connectionThread);
if (shutdown) server.requestShutdown();
return result;
}
