Example usage for io.netty.buffer ByteBuf readInt

Introduction

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

Prototype

public abstract int readInt();

Source Link

Document

Gets a 32-bit integer at the current readerIndex and increases the readerIndex by 4 in this buffer.

Usage

From source file:com.eightkdata.mongowp.bson.netty.DefaultNettyBsonLowLevelReader.java

License:Open Source License

@Override
BsonJavaScriptWithScope readJavaScriptWithScope(@Loose @ModifiesIndexes ByteBuf byteBuf)
        throws NettyBsonReaderException {
    byteBuf.readInt();
    String js = getStringReader().readString(byteBuf, false);
    BsonDocument scope = readJavaScriptScope(byteBuf);

    return new DefaultBsonJavaScriptWithCode(js, scope);
}

From source file:com.eightkdata.mongowp.bson.netty.DefaultNettyBsonLowLevelReader.java

License:Open Source License

@Override
BsonTimestamp readTimestamp(@Loose @ModifiesIndexes ByteBuf byteBuf) {
    int ordinal = byteBuf.readInt();
    int seconds = byteBuf.readInt();
    return new DefaultBsonTimestamp(seconds, ordinal);
}

From source file:com.eightkdata.mongowp.bson.netty.OffHeapNettyBsonLowLevelReader.java

License:Open Source License

@Override
BsonDocument readDocument(@Loose @ModifiesIndexes ByteBuf byteBuf) throws NettyBsonReaderException {
    int length = byteBuf.readInt();
    int significantLenght = length - 4; //the final 0x00 must be included

    ByteBuf significantSlice = byteBuf.readSlice(significantLenght);

    assert byteBuf.getByte(byteBuf.readerIndex() - 1) == 0x00;

    return new IterableNettyBsonDocument(significantSlice, this);
}

From source file:com.eightkdata.mongowp.bson.netty.OffHeapNettyBsonLowLevelReader.java

License:Open Source License

@Override
BsonArray readArray(@Loose @ModifiesIndexes ByteBuf byteBuf) throws NettyBsonReaderException {
    int length = byteBuf.readInt();
    int significantLenght = length - 4; //the final 0x00 must be included

    ByteBuf significantSlice = byteBuf.readSlice(significantLenght);

    assert byteBuf.getByte(byteBuf.readerIndex() - 1) == 0x00;

    return new IterableNettyBsonArray(significantSlice, this);
}

From source file:com.eightkdata.mongowp.bson.netty.OffHeapValuesNettyBsonLowLevelReader.java

License:Open Source License

@Override
BsonDocument readDocument(@Loose @ModifiesIndexes ByteBuf byteBuf) throws NettyBsonReaderException {
    int length = byteBuf.readInt();
    int significantLenght = length - 4 - 1;

    ByteBuf significantSlice = byteBuf.readSlice(significantLenght);

    byte b = byteBuf.readByte();
    assert b == 0x00;

    ArrayList<BsonDocument.Entry<?>> list = new ArrayList<>();
    while (significantSlice.readableBytes() > 0) {
        Entry<?> entry = readDocumentEntry(significantSlice);
        list.add(entry);/*  ww  w.ja  va 2s  . c  om*/
    }
    return new ListBasedBsonDocument(list);
}

From source file:com.eightkdata.mongowp.bson.netty.OffHeapValuesNettyBsonLowLevelReader.java

License:Open Source License

@Override
BsonBinary readBinary(@Loose @ModifiesIndexes ByteBuf byteBuf) {
    int length = byteBuf.readInt();
    byte subtype = byteBuf.readByte();

    ByteBuf content = byteBuf.readSlice(length);

    return new NettyBsonBsonBinary(subtype, ParsingTools.getBinarySubtype(subtype), content);
}

From source file:com.eightkdata.mongowp.bson.netty.PooledNettyStringReader.java

License:Open Source License

@Override
public String readString(@Loose @ModifiesIndexes ByteBuf byteBuf, boolean likelyCacheable) {
    int stringLength = byteBuf.readInt();

    String str = stringPool.fromPool(likelyCacheable, byteBuf.slice(byteBuf.readerIndex(), stringLength - 1));

    byteBuf.skipBytes(stringLength);//from  w w w .ja  va2s.c  o  m

    return str;
}

From source file:com.eightkdata.mongowp.bson.netty.PooledNettyStringReader.java

License:Open Source License

@Override
public ByteBuf readStringAsSlice(@Loose @ModifiesIndexes ByteBuf byteBuf) {
    int stringLength = byteBuf.readInt();
    ByteBuf result = byteBuf.readSlice(stringLength - 1);
    byte b = byteBuf.readByte(); // discard the last 0x00
    assert b == 0x00;

    return result;
}

From source file:com.eightkdata.mongowp.mongoserver.decoder.BaseMessageDecoder.java

License:Open Source License

/**
 * Method that constructs a RequestBaseMessage object based on a correctly-positioned ByteBuf.
 * This method modifies the internal state of the ByteBuf.
 * It expects the ByteBuf to be positioned just before the start of the requestId field.
 * After running, the method will leave the ByteBuf positioned just after the responseTo field,
 * i.e., just before reading the opCode.
 *
 * @param channelHandlerContext/* ww  w .  ja  va 2 s .  c om*/
 * @param byteBuf
 * @return
 */
public static RequestBaseMessage decode(ChannelHandlerContext channelHandlerContext, ByteBuf byteBuf) {
    InetSocketAddress socketAddress = (InetSocketAddress) channelHandlerContext.channel().remoteAddress();

    return new RequestBaseMessage(socketAddress.getAddress(), socketAddress.getPort(), byteBuf.readInt());
}

From source file:com.eightkdata.mongowp.mongoserver.decoder.DeleteMessageDecoder.java

License:Open Source License

@Override
public @Nonnegative DeleteMessage decode(ByteBuf buffer, RequestBaseMessage requestBaseMessage)
        throws InvalidMessageException {
    buffer.skipBytes(4);//w w w.j  a  v a2  s .  com
    String fullCollectionName = ByteBufUtil.readCString(buffer);
    int flags = buffer.readInt();
    BSONDocument document = new MongoBSONDocument(buffer);

    return new DeleteMessage(requestBaseMessage, flags, fullCollectionName, document);
}