public Portable[] readPortableArray(String fieldName) throws IOException {
FieldDefinition fd = cd.getField(fieldName);
if (fd == null) {
throw throwUnknownFieldException(fieldName);
}
if (fd.getType() != FieldType.PORTABLE_ARRAY) {
throw new HazelcastSerializationException("Not a Portable array field: " + fieldName);
}
final int currentPos = in.position();
try {
int pos = readPosition(fd);
in.position(pos);
final int len = in.readInt();
final Portable[] portables = new Portable[len];
if (len > 0) {
final int offset = in.position();
for (int i = 0; i < len; i++) {
final int start = in.readInt(offset + i * 4);
in.position(start);
portables[i] =
serializer.readAndInitialize(in, fd.getFactoryId(), fd.getClassId(), fd.getVersion());
}
}
return portables;
} finally {
in.position(currentPos);
}
}
public String readUTF(String fieldName) throws IOException {
final int currentPos = in.position();
try {
int pos = readPosition(fieldName, FieldType.UTF);
in.position(pos);
return in.readUTF();
} finally {
in.position(currentPos);
}
}
public short[] readShortArray(String fieldName) throws IOException {
final int currentPos = in.position();
try {
int pos = readPosition(fieldName, FieldType.SHORT_ARRAY);
in.position(pos);
return in.readShortArray();
} finally {
in.position(currentPos);
}
}
public double[] readDoubleArray(String fieldName) throws IOException {
final int currentPos = in.position();
try {
int pos = readPosition(fieldName, FieldType.DOUBLE_ARRAY);
in.position(pos);
return in.readDoubleArray();
} finally {
in.position(currentPos);
}
}
public long[] readLongArray(String fieldName) throws IOException {
final int currentPos = in.position();
try {
int pos = readPosition(fieldName, FieldType.LONG_ARRAY);
in.position(pos);
return in.readLongArray();
} finally {
in.position(currentPos);
}
}
public char[] readCharArray(String fieldName) throws IOException {
final int currentPos = in.position();
try {
int pos = readPosition(fieldName, FieldType.CHAR_ARRAY);
in.position(pos);
return in.readCharArray();
} finally {
in.position(currentPos);
}
}
public byte[] readByteArray(String fieldName) throws IOException {
final int currentPos = in.position();
try {
int pos = readPosition(fieldName, FieldType.BYTE_ARRAY);
in.position(pos);
return IOUtil.readByteArray(in);
} finally {
in.position(currentPos);
}
}
private int readNestedPosition(String fieldName, FieldType type) throws IOException {
String[] fieldNames = NESTED_FIELD_PATTERN.split(fieldName);
if (fieldNames.length > 1) {
FieldDefinition fd = null;
DefaultPortableReader reader = this;
for (int i = 0; i < fieldNames.length; i++) {
fd = reader.cd.getField(fieldNames[i]);
if (fd == null) {
break;
}
if (i == fieldNames.length - 1) {
break;
}
int pos = reader.readPosition(fd);
in.position(pos);
boolean isNull = in.readBoolean();
if (isNull) {
throw new NullPointerException("Parent field is null: " + fieldNames[i]);
}
reader = serializer.createReader(in, fd.getFactoryId(), fd.getClassId(), fd.getVersion());
}
if (fd == null) {
throw throwUnknownFieldException(fieldName);
}
if (fd.getType() != type) {
throw new HazelcastSerializationException("Not a '" + type + "' field: " + fieldName);
}
return reader.readPosition(fd);
}
throw throwUnknownFieldException(fieldName);
}
public ObjectDataInput getRawDataInput() throws IOException {
if (!raw) {
int pos = in.readInt(offset + cd.getFieldCount() * 4);
in.position(pos);
}
raw = true;
return in;
}
public DefaultPortableReader(
PortableSerializer serializer, BufferObjectDataInput in, ClassDefinition cd) {
this.in = in;
this.serializer = serializer;
this.cd = cd;
try {
// final position after portable is read
finalPosition = in.readInt();
} catch (IOException e) {
throw new HazelcastSerializationException(e);
}
this.offset = in.position();
}
public Portable readPortable(String fieldName) throws IOException {
FieldDefinition fd = cd.getField(fieldName);
if (fd == null) {
throw throwUnknownFieldException(fieldName);
}
if (fd.getType() != FieldType.PORTABLE) {
throw new HazelcastSerializationException("Not a Portable field: " + fieldName);
}
final int currentPos = in.position();
try {
int pos = readPosition(fd);
in.position(pos);
final boolean isNull = in.readBoolean();
if (!isNull) {
return serializer.readAndInitialize(
in, fd.getFactoryId(), fd.getClassId(), fd.getVersion());
}
return null;
} finally {
in.position(currentPos);
}
}
private JoinMessage receive() {
try {
try {
multicastSocket.receive(datagramPacketReceive);
} catch (IOException ignore) {
return null;
}
try {
final byte[] data = datagramPacketReceive.getData();
final int offset = datagramPacketReceive.getOffset();
final BufferObjectDataInput input =
node.getSerializationService().createObjectDataInput(data);
input.position(offset);
final byte packetVersion = input.readByte();
if (packetVersion != Packet.VERSION) {
logger.warning(
"Received a JoinRequest with a different packet version! This -> "
+ Packet.VERSION
+ ", Incoming -> "
+ packetVersion
+ ", Sender -> "
+ datagramPacketReceive.getAddress());
return null;
}
try {
return input.readObject();
} finally {
input.close();
}
} catch (Exception e) {
if (e instanceof EOFException || e instanceof HazelcastSerializationException) {
logger.warning(
"Received data format is invalid."
+ " (An old version of Hazelcast may be running here.)",
e);
} else {
throw e;
}
}
} catch (Exception e) {
logger.warning(e);
}
return null;
}
void end() throws IOException {
in.position(finalPosition);
}