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 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 int readInt(String fieldName) throws IOException {
int pos = readPosition(fieldName, FieldType.INT);
return in.readInt(pos);
}
private int readPosition(FieldDefinition fd) throws IOException {
return in.readInt(offset + fd.getIndex() * 4);
}