public static EvictionHint ReadEvcHint(CacheObjectInput reader)
throws IOException, ClassNotFoundException {
EvictionHintType expHint = EvictionHintType.Parent;
expHint = EvictionHintType.forValue(reader.readShort());
EvictionHint tmpObj = null;
switch (expHint) {
case NULL:
return null;
case Parent:
tmpObj = (EvictionHint) reader.readObject();
return (EvictionHint) tmpObj;
case CounterHint:
CounterHint ch = new CounterHint();
((ICompactSerializable) ch).deserialize(reader);
return (EvictionHint) ch;
case PriorityEvictionHint:
PriorityEvictionHint peh = new PriorityEvictionHint();
((ICompactSerializable) peh).deserialize(reader);
return (EvictionHint) peh;
case TimestampHint:
TimestampHint tsh = new TimestampHint();
((ICompactSerializable) tsh).deserialize(reader);
return (EvictionHint) tsh;
default:
break;
}
return null;
}
/**
* Read and return an object. The class that implements this interface defines where the object is
* "read" from.
*
* @param input the stream to read data from in order to restore the object.
* @return the object read from the stream
* @exception java.lang.ClassNotFoundException If the class of a serialized object cannot be
* found.
* @throws CacheIOException If any of the usual Input/Output related exceptions occur.
*/
public Object readObject(CacheObjectInput input)
throws CacheInstantiationException, CacheIOException {
BlockDataInputStream bin = (BlockDataInputStream) input.getContext().getUserItem("__bin");
try {
if (bin != null) {
return bin.readUTF();
} else {
return input.readUTF();
}
} catch (IOException ex) {
throw new CacheIOException(ex);
}
}
public void skipObject(CacheObjectInput input)
throws CacheInstantiationException, CacheIOException {
try {
input.skipUTF();
} catch (IOException ex) {
throw new CacheIOException(ex);
}
}
public void deserialize(CacheObjectInput reader) throws ClassNotFoundException, IOException {
super.deserialize(reader);
_count = reader.readShort();
}
@Override
public void deserialize(CacheObjectInput reader) throws ClassNotFoundException, IOException {
_hintType = EvictionHintType.forValue(reader.readShort());
}