/** a deserialized serialized atomic holds same value */
public void testSerialization() {
AtomicLong l = new AtomicLong();
try {
l.set(-22);
ByteArrayOutputStream bout = new ByteArrayOutputStream(10000);
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout));
out.writeObject(l);
out.close();
ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray());
ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
AtomicLong r = (AtomicLong) in.readObject();
assertEquals(l.get(), r.get());
} catch (Exception e) {
unexpectedException();
}
}
/** {@inheritDoc} */
@SuppressWarnings("ErrorNotRethrown")
@Override
public IpcEndpoint accept() throws IgniteCheckedException {
while (!Thread.currentThread().isInterrupted()) {
Socket sock = null;
boolean accepted = false;
try {
sock = srvSock.accept();
accepted = true;
InputStream inputStream = sock.getInputStream();
ObjectInputStream in = new ObjectInputStream(inputStream);
ObjectOutputStream out = new ObjectOutputStream(sock.getOutputStream());
IpcSharedMemorySpace inSpace = null;
IpcSharedMemorySpace outSpace = null;
boolean err = true;
try {
IpcSharedMemoryInitRequest req = (IpcSharedMemoryInitRequest) in.readObject();
if (log.isDebugEnabled()) log.debug("Processing request: " + req);
IgnitePair<String> p = inOutToken(req.pid(), size);
String file1 = p.get1();
String file2 = p.get2();
assert file1 != null;
assert file2 != null;
// Create tokens.
new File(file1).createNewFile();
new File(file2).createNewFile();
if (log.isDebugEnabled()) log.debug("Created token files: " + p);
inSpace = new IpcSharedMemorySpace(file1, req.pid(), pid, size, true, log);
outSpace = new IpcSharedMemorySpace(file2, pid, req.pid(), size, false, log);
IpcSharedMemoryClientEndpoint ret =
new IpcSharedMemoryClientEndpoint(inSpace, outSpace, log);
out.writeObject(
new IpcSharedMemoryInitResponse(
file2, outSpace.sharedMemoryId(), file1, inSpace.sharedMemoryId(), pid, size));
err = !in.readBoolean();
endpoints.add(ret);
return ret;
} catch (UnsatisfiedLinkError e) {
throw IpcSharedMemoryUtils.linkError(e);
} catch (IOException e) {
if (log.isDebugEnabled())
log.debug(
"Failed to process incoming connection "
+ "(was connection closed by another party):"
+ e.getMessage());
} catch (ClassNotFoundException e) {
U.error(log, "Failed to process incoming connection.", e);
} catch (ClassCastException e) {
String msg =
"Failed to process incoming connection (most probably, shared memory "
+ "rest endpoint has been configured by mistake).";
LT.warn(log, null, msg);
sendErrorResponse(out, e);
} catch (IpcOutOfSystemResourcesException e) {
if (!omitOutOfResourcesWarn) LT.warn(log, null, OUT_OF_RESOURCES_MSG);
sendErrorResponse(out, e);
} catch (IgniteCheckedException e) {
LT.error(log, e, "Failed to process incoming shared memory connection.");
sendErrorResponse(out, e);
} finally {
// Exception has been thrown, need to free system resources.
if (err) {
if (inSpace != null) inSpace.forceClose();
// Safety.
if (outSpace != null) outSpace.forceClose();
}
}
} catch (IOException e) {
if (!Thread.currentThread().isInterrupted() && !accepted)
throw new IgniteCheckedException("Failed to accept incoming connection.", e);
if (!closed)
LT.error(
log, null, "Failed to process incoming shared memory connection: " + e.getMessage());
} finally {
U.closeQuiet(sock);
}
} // while
throw new IgniteInterruptedCheckedException("Socket accept was interrupted.");
}
