+ if (immutableModifications == null) {
+ immutableModifications = Collections.unmodifiableList(modifications);
+ }
+
+ return immutableModifications;
+ }
+
+ @Override
+ public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
+ super.readExternal(in);
+
+ int size = in.readInt();
+
+ if (size > 1) {
+ SerializationUtils.REUSABLE_READER_TL.set(NormalizedNodeInputOutput.newDataInputWithoutValidation(in));
+ }
+
+ try {
+ for (int i = 0; i < size; i++) {
+ byte type = in.readByte();
+ switch (type) {
+ case Modification.WRITE:
+ modifications.add(WriteModification.fromStream(in, getVersion()));
+ break;
+
+ case Modification.MERGE:
+ modifications.add(MergeModification.fromStream(in, getVersion()));
+ break;
+
+ case Modification.DELETE:
+ modifications.add(DeleteModification.fromStream(in, getVersion()));
+ break;
+ default:
+ break;
+ }
+ }
+ } finally {
+ SerializationUtils.REUSABLE_READER_TL.remove();
+ }
+ }
+
+ @Override
+ public void writeExternal(ObjectOutput out) throws IOException {
+ super.writeExternal(out);
+
+ out.writeInt(modifications.size());
+
+ if (modifications.size() > 1) {
+ SerializationUtils.REUSABLE_WRITER_TL.set(NormalizedNodeInputOutput.newDataOutput(out));
+ }
+
+ try {
+ for (Modification mod: modifications) {
+ out.writeByte(mod.getType());
+ mod.writeExternal(out);
+ }
+ } finally {
+ SerializationUtils.REUSABLE_WRITER_TL.remove();
+ }
+ }
+
+ public static MutableCompositeModification fromSerializable(Object serializable) {
+ Preconditions.checkArgument(serializable instanceof MutableCompositeModification);
+ return (MutableCompositeModification)serializable;