Example usage for io.netty.buffer ByteBuf readShort

Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf readShort.

Prototype

public abstract short readShort();

Source Link

Document

Gets a 16-bit short integer at the current readerIndex and increases the readerIndex by 2 in this buffer.

Usage

From source file:alluxio.network.protocol.RPCBlockReadResponse.java

License:Apache License

/**
 * Decodes the input {@link ByteBuf} into a {@link RPCBlockReadResponse} object and returns it.
 *
 * @param in the input {@link ByteBuf}//from   w  w w . java  2s  . c  o m
 * @return The decoded RPCBlockReadResponse object
 */
public static RPCBlockReadResponse decode(ByteBuf in) {
    long blockId = in.readLong();
    long offset = in.readLong();
    long length = in.readLong();
    short status = in.readShort();

    DataBuffer data = null;
    if (length > 0) {
        // use DataNettyBuffer instead of DataByteBuffer to avoid copying
        data = new DataNettyBuffer(in, (int) length);
    }
    return new RPCBlockReadResponse(blockId, offset, length, data, Status.fromShort(status));
}

From source file:alluxio.network.protocol.RPCBlockWriteResponse.java

License:Apache License

/**
 * Decodes the input {@link ByteBuf} into a {@link RPCBlockWriteResponse} object and returns it.
 *
 * @param in the input {@link ByteBuf}//w  w w .  j a v  a  2  s  .  c om
 * @return the decoded RPCBlockWriteResponse object
 */
public static RPCBlockWriteResponse decode(ByteBuf in) {
    long sessionId = in.readLong();
    long blockId = in.readLong();
    long offset = in.readLong();
    long length = in.readLong();
    short status = in.readShort();
    return new RPCBlockWriteResponse(sessionId, blockId, offset, length, Status.fromShort(status));
}

From source file:alluxio.network.protocol.RPCErrorResponse.java

License:Apache License

/**
 * Decodes the input {@link ByteBuf} into a {@link RPCErrorResponse} object and returns it.
 *
 * @param in The input {@link ByteBuf}/*from  www.  j  ava 2 s. com*/
 * @return The decoded RPCErrorResponse object
 */
public static RPCErrorResponse decode(ByteBuf in) {
    return new RPCErrorResponse(Status.fromShort(in.readShort()));
}

From source file:alluxio.network.protocol.RPCFileReadResponse.java

License:Apache License

/**
 * Decodes the input {@link ByteBuf} into a {@link RPCFileReadResponse} object and returns it.
 *
 * @param in the input {@link ByteBuf}/*from w ww .j a va 2s  .c  o m*/
 * @return The decoded RPCFileReadResponse object
 */
public static RPCFileReadResponse decode(ByteBuf in) {
    long tempUfsFileId = in.readLong();
    long offset = in.readLong();
    long length = in.readLong();
    short status = in.readShort();

    DataBuffer data = null;
    if (length > 0) {
        data = new DataNettyBuffer(in, (int) length);
    }
    return new RPCFileReadResponse(tempUfsFileId, offset, length, data, Status.fromShort(status));
}

From source file:alluxio.network.protocol.RPCFileWriteResponse.java

License:Apache License

/**
 * Decodes the input {@link ByteBuf} into a {@link RPCFileWriteResponse} object and returns it.
 *
 * @param in the input {@link ByteBuf}/*w w  w.j av  a2s . co m*/
 * @return the decoded RPCFileWriteResponse object
 */
public static RPCFileWriteResponse decode(ByteBuf in) {
    long tempUfsFileId = in.readLong();
    long offset = in.readLong();
    long length = in.readLong();
    short status = in.readShort();
    return new RPCFileWriteResponse(tempUfsFileId, offset, length, Status.fromShort(status));
}

From source file:appeng.core.sync.packets.PacketPartialItem.java

License:Open Source License

public PacketPartialItem(final ByteBuf stream) {
    this.pageNum = stream.readShort();
    stream.readBytes(this.data = new byte[stream.readableBytes()]);
}

From source file:appeng.core.sync.packets.PacketProgressBar.java

License:Open Source License

public PacketProgressBar(final ByteBuf stream) {
    this.id = stream.readShort();
    this.value = stream.readLong();
}

From source file:appeng.parts.CableBusContainer.java

License:Open Source License

public boolean readFromStream(final ByteBuf data) throws IOException {
    final byte sides = data.readByte();

    boolean updateBlock = false;

    for (int x = 0; x < 7; x++) {
        AEPartLocation side = AEPartLocation.fromOrdinal(x);
        if (((sides & (1 << x)) == (1 << x))) {
            IPart p = this.getPart(side);

            final short itemID = data.readShort();
            final short dmgValue = data.readShort();

            final Item myItem = Item.getItemById(itemID);

            final ItemStack current = p != null ? p.getItemStack(PartItemStack.NETWORK) : null;
            if (current != null && current.getItem() == myItem && current.getItemDamage() == dmgValue) {
                if (p.readFromStream(data)) {
                    updateBlock = true;/*from   w w  w  .ja v a 2  s. c  o m*/
                }
            } else {
                this.removePart(side, false);
                side = this.addPart(new ItemStack(myItem, 1, dmgValue), side, null, null);
                if (side != null) {
                    p = this.getPart(side);
                    p.readFromStream(data);
                } else {
                    throw new IllegalStateException("Invalid Stream For CableBus Container.");
                }
            }
        } else if (this.getPart(side) != null) {
            this.removePart(side, false);
        }
    }

    if (this.getFacadeContainer().readFromStream(data)) {
        return true;
    }

    return updateBlock;
}

From source file:appeng.util.item.AEItemStack.java

License:Open Source License

public static IAEItemStack loadItemStackFromPacket(final ByteBuf data) throws IOException {
    final byte mask = data.readByte();
    // byte PriorityType = (byte) (mask & 0x03);
    final byte stackType = (byte) ((mask & 0x0C) >> 2);
    final byte countReqType = (byte) ((mask & 0x30) >> 4);
    final boolean isCraftable = (mask & 0x40) > 0;
    final boolean hasTagCompound = (mask & 0x80) > 0;

    // don't send this...
    final NBTTagCompound d = new NBTTagCompound();

    // For some insane reason, Vanilla can only parse numeric item ids if they are strings
    short itemNumericId = data.readShort();
    d.setString("id", String.valueOf(itemNumericId));
    d.setShort("Damage", data.readShort());
    d.setByte("Count", (byte) 0);

    if (hasTagCompound) {
        final int len = data.readInt();

        final byte[] bd = new byte[len];
        data.readBytes(bd);/*  w w  w  . j  a v  a  2  s  .  c  om*/

        final ByteArrayInputStream di = new ByteArrayInputStream(bd);
        d.setTag("tag", CompressedStreamTools.read(new DataInputStream(di)));
    }

    // long priority = getPacketValue( PriorityType, data );
    final long stackSize = getPacketValue(stackType, data);
    final long countRequestable = getPacketValue(countReqType, data);

    final ItemStack itemstack = ItemStack.loadItemStackFromNBT(d);
    if (itemstack == null) {
        return null;
    }

    final AEItemStack item = AEItemStack.create(itemstack);
    // item.priority = (int) priority;
    item.setStackSize(stackSize);
    item.setCountRequestable(countRequestable);
    item.setCraftable(isCraftable);
    return item;
}

From source file:appeng.util.item.AEStack.java

License:Open Source License

static long getPacketValue(final byte type, final ByteBuf tag) {
    if (type == 0) {
        long l = tag.readByte();
        l -= Byte.MIN_VALUE;/*from  w  w w .j a v  a 2 s. co  m*/
        return l;
    } else if (type == 1) {
        long l = tag.readShort();
        l -= Short.MIN_VALUE;
        return l;
    } else if (type == 2) {
        long l = tag.readInt();
        l -= Integer.MIN_VALUE;
        return l;
    }

    return tag.readLong();
}