refId = idMan.readReferenceTypeId(bb);
ReferenceTypeId fieldId = idMan.readReferenceTypeId(bb);
filter = new FieldOnlyFilter(refId, fieldId);
break;
case JdwpConstants.ModKind.STEP:
ThreadId tid = (ThreadId) idMan.readObjectId(bb);
int size = bb.getInt();
int depth = bb.getInt();
filter = new StepFilter(tid, size, depth);
break;
case JdwpConstants.ModKind.INSTANCE_ONLY: