public synchronized String getNewUUID() {
UID uid = new UID();
String s = "";
if (_address != null) {
byte[] b = _address.getAddress();
for (int i = 0; i < b.length; i++) s += (new Byte(b[i])).longValue() + "-";
}
s += uid.toString();
cat.debug("new UUID: " + s);
return s;
}
/**
* Compares two activation ids for content equality. Returns true if both of the following
* conditions are true: 1) the unique identifiers equivalent (by content), and 2) the activator
* specified in each identifier refers to the same remote object.
*
* @param obj the Object to compare with
* @return true if these Objects are equal; false otherwise.
* @see java.util.Hashtable
* @since 1.2
*/
public boolean equals(Object obj) {
if (obj instanceof ActivationID) {
ActivationID id = (ActivationID) obj;
return (uid.equals(id.uid) && activator.equals(id.activator));
} else {
return false;
}
}
/** Return string representation of this VMID. */
public String toString() {
StringBuffer result = new StringBuffer();
if (addr != null)
for (int i = 0; i < addr.length; ++i) {
int x = (int) (addr[i] & 0xFF);
result.append((x < 0x10 ? "0" : "") + Integer.toString(x, 16));
}
result.append(':');
result.append(uid.toString());
return result.toString();
}
/** Compare this VMID to another, and return true if they are the same identifier. */
public boolean equals(Object obj) {
if (obj instanceof VMID) {
VMID vmid = (VMID) obj;
if (!uid.equals(vmid.uid)) return false;
if ((addr == null) ^ (vmid.addr == null)) return false;
if (addr != null) {
if (addr.length != vmid.addr.length) return false;
for (int i = 0; i < addr.length; ++i) if (addr[i] != vmid.addr[i]) return false;
}
return true;
} else {
return false;
}
}
public void executeCall() throws Exception {
byte returncode;
ObjectInput oin;
// signal the call when constructing
try {
DataOutputStream dout = conn.getDataOutputStream();
dout.write(MESSAGE_CALL);
oout = conn.startObjectOutputStream(); // (re)start ObjectOutputStream
objid.write(oout);
oout.writeInt(opnum);
oout.writeLong(hash);
} catch (IOException ex) {
throw new MarshalException("Try to write header but failed.", ex);
}
try {
releaseOutputStream();
DataInputStream din = conn.getDataInputStream();
if (din.readByte() != MESSAGE_CALL_ACK) throw new RemoteException("Call not acked");
oin = startInputStream();
returncode = oin.readByte();
UID.read(oin);
} catch (IOException ex) {
throw new UnmarshalException("Try to read header but failed:", ex);
}
// check return code
switch (returncode) {
case RETURN_ACK: // it's ok
return;
case RETURN_NACK:
Object returnobj;
try {
returnobj = oin.readObject();
} catch (Exception ex2) {
throw new UnmarshalException("Try to read exception object but failed", ex2);
}
if (!(returnobj instanceof Exception))
throw new UnmarshalException("Should be Exception type here: " + returnobj);
throw (Exception) returnobj;
default:
throw new UnmarshalException("Invalid return code");
}
}
@Override
public JsonObject changeFilterState(JsonObject newFilterState) {
if (newFilterState != null) {
// new value of amount
JsonObject amountJson = newFilterState.getJsonObject("amount");
setAmount((float) amountJson.getJsonNumber("value").doubleValue());
JsonObject sizeJson = newFilterState.getJsonObject("radius");
setRadius(sizeJson.getJsonNumber("value").intValue());
JsonObject thresholdJson = newFilterState.getJsonObject("threshold");
setThreshold(thresholdJson.getJsonNumber("value").intValue());
Main.debug(id.toString() + " \n" + toString());
return newFilterState;
}
return null;
}
/**
* Opens a connection to the given Endpoint and writes DGC ack there.
*
* @param uid UID to be send
*/
public void sendDGCAck(UID uid) {
ClientConnection conn = null;
try {
conn = ClientConnectionManager.getConnection(ep);
DataOutputStream dout = new DataOutputStream(out);
dout.writeByte(RMIProtocolConstants.DGCACK_MSG);
uid.write(dout);
dout.flush();
conn.releaseOutputStream();
conn.done();
} catch (IOException ioe) {
if (conn != null) {
conn.close();
}
}
if (dgcLog.isLoggable(RMILog.VERBOSE)) {
// rmi.log.93=Sent DGC ack to {0} for {1}
dgcLog.log(RMILog.VERBOSE, Messages.getString("rmi.log.93", ep, uid)); // $NON-NLS-1$
}
}
/** Compute hash code for this VMID. */
public int hashCode() {
return uid.hashCode();
}
void writeID() throws IOException {
assert resultStream;
ackID.write(this);
}
