@Override
public void create(
long nodeId, NodeStruct event, Relationship relationship, long prevId, long nextId)
throws IOException {
long from = nodeId;
long id = relationship.id;
long firstNode, secondNode, firstNextRel, firstPrevRel, secondNextRel, secondPrevRel;
if (relationship.outgoing()) {
firstNode = from;
secondNode = relationship.other();
firstPrevRel = prevId;
firstNextRel = nextId;
secondPrevRel = Record.NO_PREV_RELATIONSHIP.intValue();
secondNextRel = Record.NO_NEXT_RELATIONSHIP.intValue();
} else {
firstNode = relationship.other();
secondNode = from;
firstPrevRel = Record.NO_PREV_RELATIONSHIP.intValue();
firstNextRel = Record.NO_NEXT_RELATIONSHIP.intValue();
secondPrevRel = prevId;
secondNextRel = nextId;
}
short firstNodeMod = (short) ((firstNode & 0x700000000L) >> 31);
long secondNodeMod = (secondNode & 0x700000000L) >> 4;
long firstPrevRelMod =
firstPrevRel == Record.NO_NEXT_RELATIONSHIP.intValue()
? 0
: (firstPrevRel & 0x700000000L) >> 7;
long firstNextRelMod =
firstNextRel == Record.NO_NEXT_RELATIONSHIP.intValue()
? 0
: (firstNextRel & 0x700000000L) >> 10;
long secondPrevRelMod =
secondPrevRel == Record.NO_NEXT_RELATIONSHIP.intValue()
? 0
: (secondPrevRel & 0x700000000L) >> 13;
long secondNextRelMod =
secondNextRel == Record.NO_NEXT_RELATIONSHIP.intValue()
? 0
: (secondNextRel & 0x700000000L) >> 16;
long nextProp = relationship.firstPropertyId;
long nextPropMod =
nextProp == Record.NO_NEXT_PROPERTY.intValue() ? 0 : (nextProp & 0xF00000000L) >> 28;
// [ , x] in use flag
// [ ,xxx ] first node high order bits
// [xxxx, ] next prop high order bits
short inUseUnsignedByte = (short) (Record.IN_USE.byteValue() | firstNodeMod | nextPropMod);
// [ xxx, ][ , ][ , ][ , ] second node high order bits, 0x70000000
// [ ,xxx ][ , ][ , ][ , ] first prev rel high order bits, 0xE000000
// [ , x][xx , ][ , ][ , ] first next rel high order bits, 0x1C00000
// [ , ][ xx,x ][ , ][ , ] second prev rel high order bits, 0x380000
// [ , ][ , xxx][ , ][ , ] second next rel high order bits, 0x70000
// [ , ][ , ][xxxx,xxxx][xxxx,xxxx] type
int typeInt =
(int)
(relationship.type
| secondNodeMod
| firstPrevRelMod
| firstNextRelMod
| secondPrevRelMod
| secondNextRelMod);
buffer
.put((byte) inUseUnsignedByte)
.putInt((int) firstNode)
.putInt((int) secondNode)
.putInt(typeInt)
.putInt((int) firstPrevRel)
.putInt((int) firstNextRel)
.putInt((int) secondPrevRel)
.putInt((int) secondNextRel)
.putInt((int) nextProp);
flushBuffer(false);
}
