Examples with Packet net.minecraft.server.v1_15_R1.Packet used on opensource projects

Example 6 with Packet

use of net.minecraft.server.v1_15_R1.Packet in project vespa by vespa-engine.

the class FastSearcher method doPartialFill.

/**
 * Perform a partial docsum fill for a temporary result
 * representing a partition of the complete fill request.
 *
 * @param result result containing a partition of the unfilled hits
 * @param summaryClass the summary class we want to fill with
 */
protected void doPartialFill(Result result, String summaryClass) {
    if (result.isFilled(summaryClass))
        return;
    Query query = result.getQuery();
    traceQuery(getName(), "fill", query, query.getOffset(), query.getHits(), 2, quotedSummaryClass(summaryClass));
    if (wantsRPCSummaryFill(query)) {
        CompressionType compression = CompressionType.valueOf(query.properties().getString(dispatchCompression, "LZ4").toUpperCase());
        fillSDDocName(result);
        dispatcher.fill(result, summaryClass, compression);
        return;
    }
    CacheKey cacheKey = null;
    PacketWrapper packetWrapper = null;
    if (getCacheControl().useCache(query)) {
        cacheKey = fetchCacheKeyFromHits(result.hits(), summaryClass);
        if (cacheKey == null) {
            QueryPacket queryPacket = QueryPacket.create(query);
            cacheKey = new CacheKey(queryPacket);
        }
        packetWrapper = cacheLookupTwoPhase(cacheKey, result, summaryClass);
    }
    FS4Channel channel = chooseBackend(query).openChannel();
    channel.setQuery(query);
    Packet[] receivedPackets;
    try {
        DocsumPacketKey[] packetKeys;
        if (countFastHits(result) > 0) {
            packetKeys = getPacketKeys(result, summaryClass, false);
            if (packetKeys.length == 0) {
                receivedPackets = new Packet[0];
            } else {
                try {
                    receivedPackets = fetchSummaries(channel, result, summaryClass);
                } catch (InvalidChannelException e) {
                    result.hits().addError(ErrorMessage.createBackendCommunicationError("Invalid channel " + getName() + " (summary fetch)"));
                    return;
                } catch (ChannelTimeoutException e) {
                    result.hits().addError(ErrorMessage.createTimeout("timeout waiting for summaries from " + getName()));
                    return;
                } catch (IOException e) {
                    result.hits().addError(ErrorMessage.createBackendCommunicationError("IO error while talking on channel " + getName() + " (summary fetch): " + e.getMessage()));
                    return;
                }
                if (receivedPackets.length == 0) {
                    result.hits().addError(ErrorMessage.createBackendCommunicationError(getName() + " got no packets back (summary fetch)"));
                    return;
                }
            }
        } else {
            packetKeys = new DocsumPacketKey[0];
            receivedPackets = new Packet[0];
        }
        int skippedHits;
        try {
            FillHitsResult fillHitsResult = fillHits(result, receivedPackets, summaryClass);
            skippedHits = fillHitsResult.skippedHits;
            if (fillHitsResult.error != null) {
                result.hits().addError(ErrorMessage.createTimeout(fillHitsResult.error));
                return;
            }
        } catch (TimeoutException e) {
            result.hits().addError(ErrorMessage.createTimeout(e.getMessage()));
            return;
        } catch (IOException e) {
            result.hits().addError(ErrorMessage.createBackendCommunicationError("Error filling hits with summary fields, source: " + getName() + " Exception thrown: " + e.getMessage()));
            return;
        }
        if (skippedHits == 0 && packetWrapper != null) {
            cacheControl.updateCacheEntry(cacheKey, query, packetKeys, receivedPackets);
        }
        if (skippedHits > 0)
            result.hits().addError(com.yahoo.search.result.ErrorMessage.createEmptyDocsums("Missing hit data for summary '" + summaryClass + "' for " + skippedHits + " hits"));
        result.analyzeHits();
        if (query.getTraceLevel() >= 3) {
            int hitNumber = 0;
            for (Iterator<com.yahoo.search.result.Hit> i = hitIterator(result); i.hasNext(); ) {
                com.yahoo.search.result.Hit hit = i.next();
                if (!(hit instanceof FastHit))
                    continue;
                FastHit fastHit = (FastHit) hit;
                String traceMsg = "Hit: " + (hitNumber++) + " from " + (fastHit.isCached() ? "cache" : "backend");
                if (!fastHit.isFilled(summaryClass))
                    traceMsg += ". Error, hit, not filled";
                query.trace(traceMsg, false, 3);
            }
        }
    } finally {
        channel.close();
    }
}

Example 7 with Packet

use of net.minecraft.server.v1_15_R1.Packet in project CokesAddon by Cokes86.

the class v1_15_R1 method injectPlayer.

public void injectPlayer(Player player) {
    CraftPlayer player1 = (CraftPlayer) player;
    if (!player.isValid())
        return;
    if (channelHandlers.containsKey(player.getUniqueId())) {
        final Pair<CraftPlayer, ChannelOutboundHandlerAdapter> pair = channelHandlers.get(player.getUniqueId());
        if (!pair.getLeft().isValid()) {
            try {
                pair.getLeft().getHandle().playerConnection.networkManager.channel.pipeline().remove(pair.getRight());
            } catch (NoSuchElementException ignored) {
            }
        } else
            return;
    }
    final ChannelOutboundHandlerAdapter handler = new ChannelOutboundHandlerAdapter() {

        @Override
        public void write(ChannelHandlerContext ctx, Object packet, ChannelPromise promise) throws Exception {
            if (packet instanceof PacketPlayOutEntityEquipment) {
                if ((int) ReflectionUtil.FieldUtil.getValue(packet, "a") == getPlayer().getEntityId()) {
                    ReflectionUtil.FieldUtil.setValue(packet, "c", ItemStack.a);
                }
            } else if (packet instanceof PacketPlayOutEntityMetadata) {
                if ((int) ReflectionUtil.FieldUtil.getValue(packet, "a") == getPlayer().getEntityId()) {
                    List<Item<?>> items = ReflectionUtil.FieldUtil.getValue(packet, "b");
                    if (items.size() != 0) {
                        Item<?> item = items.get(0);
                        if (BYTE_DATA_WATCHER_OBJECT.equals(item.a())) {
                            Item<Byte> byteItem = (Item<Byte>) item;
                            byteItem.a((byte) (byteItem.b() | 1 << 5));
                            ((CraftPlayer) getPlayer()).getHandle().setInvisible(true);
                        }
                    }
                }
            }
            super.write(ctx, packet, promise);
        }
    };
    channelHandlers.put(player.getUniqueId(), Pair.of(player1, handler));
    player1.getHandle().playerConnection.networkManager.channel.pipeline().addBefore("packet_handler", hashCode() + ":" + player.getName(), handler);
}

Example 8 with Packet

use of net.minecraft.server.v1_15_R1.Packet in project THP-Engine by TheHollowPlanetMC.

the class FlyPacketHandler method rewrite.

@Override
public Object rewrite(Object packet, EnginePlayer EnginePlayer, boolean cacheSetting) {
    ParallelUniverse universe = EnginePlayer.getUniverse();
    if (universe == null)
        return packet;
    World world = EnginePlayer.getBukkitPlayer().getWorld();
    String worldName = world.getName();
    ParallelWorld parallelWorld = universe.getWorld(worldName);
    EntityPlayer entityPlayer = ((CraftPlayer) EnginePlayer.getBukkitPlayer()).getHandle();
    int x = NumberConversions.floor(entityPlayer.locX());
    int y = NumberConversions.floor(entityPlayer.locY());
    int z = NumberConversions.floor(entityPlayer.locZ());
    int downY = y - 1;
    downY = Math.max(0, downY);
    if (parallelWorld.hasBlockData(x, y, z) || parallelWorld.hasBlockData(x, downY, z)) {
        try {
            PlayerConnection playerConnection = entityPlayer.playerConnection;
            C.set(playerConnection, 0);
            E.set(playerConnection, 0);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    return packet;
}

Example 9 with Packet

use of net.minecraft.server.v1_15_R1.Packet in project THP-Engine by TheHollowPlanetMC.

the class LightUpdatePacketHandler method rewrite.

@Override
public Object rewrite(Object packet, EnginePlayer EnginePlayer, boolean cacheSetting) {
    ParallelUniverse universe = EnginePlayer.getUniverse();
    if (universe == null)
        return packet;
    World world = EnginePlayer.getBukkitPlayer().getWorld();
    String worldName = world.getName();
    ParallelWorld parallelWorld = universe.getWorld(worldName);
    try {
        int chunkX = a.getInt(packet);
        int chunkZ = b.getInt(packet);
        ParallelChunk parallelChunk = parallelWorld.getChunk(chunkX, chunkZ);
        if (parallelChunk == null)
            return packet;
        Object cachedPacket = parallelChunk.getCachedLightUpdatePacket();
        if (cachedPacket != null)
            return cachedPacket;
        int cValue = c.getInt(packet);
        int dValue = d.getInt(packet);
        int eValue = e.getInt(packet);
        int fValue = f.getInt(packet);
        Deque<byte[]> gValue = new ArrayDeque<>((List<byte[]>) g.get(packet));
        Deque<byte[]> hValue = new ArrayDeque<>((List<byte[]>) h.get(packet));
        int newC = 0;
        int newD = 0;
        int newE = 0;
        int newF = 0;
        List<byte[]> newG = new ArrayList<>();
        List<byte[]> newH = new ArrayList<>();
        boolean edited = false;
        for (int index = 0; index < 18; index++) {
            int sectionIndex = index - 1;
            int cSectionBit = cValue & (1 << index);
            newC |= cSectionBit;
            newE |= eValue & (1 << index);
            int dSectionBit = dValue & (1 << index);
            newD |= dSectionBit;
            newF |= fValue & (1 << index);
            if (index == 0 || index == 17) {
                if (cSectionBit != 0) {
                    newG.add(gValue.removeFirst());
                }
                if (dSectionBit != 0) {
                    newH.add(hValue.removeFirst());
                }
                continue;
            }
            SectionLevelArray skyLevelArray = parallelChunk.getSkyLightSectionLevelArray(sectionIndex);
            SectionLevelArray blockLevelArray = parallelChunk.getBlockLightSectionLevelArray(sectionIndex);
            if (skyLevelArray == null) {
                if (cSectionBit != 0) {
                    newG.add(gValue.removeFirst());
                }
            } else {
                if (cSectionBit == 0) {
                    NibbleArray nibbleArray = new NibbleArray();
                    boolean notEmpty = skyLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newG.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newC |= 1 << index;
                        newE &= ~(1 << index);
                    } else {
                        newE |= 1 << index;
                    }
                } else {
                    NibbleArray nibbleArray = new NibbleArray(gValue.removeFirst().clone());
                    boolean notEmpty = skyLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newG.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newE &= ~(1 << index);
                    }
                }
            }
            if (blockLevelArray == null) {
                if (dSectionBit != 0) {
                    newH.add(hValue.removeFirst());
                }
            } else {
                if (dSectionBit == 0) {
                    NibbleArray nibbleArray = new NibbleArray();
                    boolean notEmpty = blockLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newH.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newD |= 1 << index;
                        newF &= ~(1 << index);
                    } else {
                        newF |= 1 << index;
                    }
                } else {
                    NibbleArray nibbleArray = new NibbleArray(hValue.removeFirst().clone());
                    boolean notEmpty = blockLevelArray.threadsafeIteration(nibbleArray::a);
                    if (notEmpty)
                        edited = true;
                    newH.add(nibbleArray.asBytes());
                    if (notEmpty) {
                        newF &= ~(1 << index);
                    }
                }
            }
        }
        if (!edited)
            return packet;
        PacketPlayOutLightUpdate newPacket = new PacketPlayOutLightUpdate();
        a.set(newPacket, chunkX);
        b.set(newPacket, chunkZ);
        c.set(newPacket, newC);
        d.set(newPacket, newD);
        e.set(newPacket, newE);
        f.set(newPacket, newF);
        g.set(newPacket, newG);
        h.set(newPacket, newH);
        if (cacheSetting)
            parallelChunk.setLightUpdatePacketCache(newPacket);
        return newPacket;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return packet;
}

Example 10 with Packet

use of net.minecraft.server.v1_15_R1.Packet in project THP-Engine by TheHollowPlanetMC.

the class MultiBlockChangePacketHandler method rewrite.

@Override
public Object rewrite(Object packet, EnginePlayer EnginePlayer, boolean cacheSetting) {
    ParallelUniverse universe = EnginePlayer.getUniverse();
    if (universe == null)
        return packet;
    String worldName = EnginePlayer.getBukkitPlayer().getWorld().getName();
    ParallelWorld parallelWorld = universe.getWorld(worldName);
    try {
        ChunkCoordIntPair aValue = (ChunkCoordIntPair) a.get(packet);
        PacketPlayOutMultiBlockChange.MultiBlockChangeInfo[] bValue = (PacketPlayOutMultiBlockChange.MultiBlockChangeInfo[]) b.get(packet);
        int chunkX = aValue.x;
        int chunkZ = aValue.z;
        ParallelChunk parallelChunk = parallelWorld.getChunk(chunkX, chunkZ);
        if (parallelChunk == null)
            return packet;
        PacketPlayOutMultiBlockChange newPacket = new PacketPlayOutMultiBlockChange();
        a.set(newPacket, aValue);
        int length = bValue.length;
        PacketPlayOutMultiBlockChange.MultiBlockChangeInfo[] newInfo = new PacketPlayOutMultiBlockChange.MultiBlockChangeInfo[length];
        for (int index = 0; index < length; index++) {
            PacketPlayOutMultiBlockChange.MultiBlockChangeInfo info = bValue[index];
            BlockPosition bp = info.a();
            BlockData blockData = parallelChunk.getBlockData(bp.getX(), bp.getY(), bp.getZ());
            if (blockData == null) {
                newInfo[index] = info;
            } else {
                newInfo[index] = newPacket.new MultiBlockChangeInfo(info.b(), ((CraftBlockData) blockData).getState());
            }
        }
        b.set(newPacket, newInfo);
        return newPacket;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return packet;
}