Example usage for io.netty.buffer ByteBuf alloc

Introduction

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

Prototype

public abstract ByteBufAllocator alloc();

Source Link

Document

Returns the ByteBufAllocator which created this buffer.

Usage

From source file:com.ogarproject.ogar.server.net.packet.Packet.java

License:Open Source License

public static String readUTF16(ByteBuf in) {
    in = in.order(ByteOrder.BIG_ENDIAN);
    ByteBuf buffer = in.alloc().buffer();
    char chr;/*ww  w .  j  a v a 2  s . co m*/
    while (in.readableBytes() > 1 && (chr = in.readChar()) != 0) {
        buffer.writeChar(chr);
    }

    return buffer.toString(Charsets.UTF_16LE);
}

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From source file:com.turo.pushy.apns.server.MockApnsServerHandler.java

License:Open Source License

@Override
public int onDataRead(final ChannelHandlerContext context, final int streamId, final ByteBuf data,
        final int padding, final boolean endOfStream) {
    final int bytesProcessed = data.readableBytes() + padding;

    final Http2Stream stream = this.connection().stream(streamId);

    if (stream.getProperty(this.payloadPropertyKey) == null) {
        stream.setProperty(this.payloadPropertyKey, data.alloc().heapBuffer(MAX_CONTENT_LENGTH));
    }/*from  www.  j  av a2s . c om*/

    ((ByteBuf) stream.getProperty(this.payloadPropertyKey)).writeBytes(data);

    if (endOfStream) {
        this.handleEndOfStream(context, stream);
    }

    return bytesProcessed;
}

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From source file:io.atomix.cluster.messaging.impl.MessageEncoder.java

License:Apache License

private void encodeRequest(InternalRequest request, ByteBuf out) {
    encodeMessage(request, out);//w  ww  .j a  v a2 s .  co m

    final ByteBuf buf = out.alloc().buffer(ByteBufUtil.utf8MaxBytes(request.subject()));
    try {
        final int length = ByteBufUtil.writeUtf8(buf, request.subject());
        // write length of message type
        out.writeShort(length);
        // write message type bytes
        out.writeBytes(buf);
    } finally {
        buf.release();
    }
}

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From source file:io.datty.msgpack.core.AbstractMessageReader.java

License:Apache License

public ByteBuf readBytes(byte b, ByteBuf buffer, boolean copy) {
    int length = readBinaryHeader(b, buffer);
    if (length > buffer.readableBytes()) {
        throw new MessageParseException(
                "insufficient buffer length: " + buffer.readableBytes() + ", required length: " + length);
    }//w  w w.j  av  a 2  s .  co  m
    if (copy) {
        ByteBuf dst = buffer.alloc().buffer(length);
        buffer.readBytes(dst, length);
        return dst;
    } else {
        ByteBuf slice = buffer.slice(buffer.readerIndex(), length);
        buffer.readerIndex(buffer.readerIndex() + length);
        return slice;
    }
}

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From source file:io.datty.msgpack.core.ValueMessageReader.java

License:Apache License

@Override
public ByteBuf skipValue(ByteBuf source, boolean copy) {

    if (!hasNext(source)) {
        return null;
    }// ww  w  .ja  v  a  2s.  c  o  m

    int startIndex = source.readerIndex();
    skipValue(source);
    int endIndex = source.readerIndex();
    int length = endIndex - startIndex;

    if (copy) {
        ByteBuf dst = source.alloc().buffer(length);
        source.getBytes(startIndex, dst, length);
        return dst;
    } else {
        return source.slice(startIndex, length);
    }

}

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From source file:io.datty.msgpack.core.ValueMessageReader.java

License:Apache License

public ByteBuf readBinary(ByteBuf source, boolean copy) {
    int length = readBinaryHeader(source);
    if (length > source.readableBytes()) {
        throw new MessageParseException(
                "insufficient buffer length: " + source.readableBytes() + ", required length: " + length);
    }//w w w  .  ja  v a  2s .c o  m
    if (copy) {
        ByteBuf dst = source.alloc().buffer(length);
        source.readBytes(dst, length);
        return dst;
    } else {
        ByteBuf slice = source.slice(source.readerIndex(), length);
        source.skipBytes(length);
        return slice;
    }
}

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From source file:io.datty.msgpack.test.CompositeByteBufTest.java

License:Apache License

@Test
public void testTwoComponents() {

    ByteBuf first = Unpooled.wrappedBuffer("a".getBytes());
    ByteBuf second = Unpooled.wrappedBuffer("b".getBytes());

    CompositeByteBuf result = first.alloc().compositeBuffer();
    result.addComponent(true, first);/*from  ww  w. j a va 2 s . c o m*/
    result.addComponent(true, second);

    byte[] actual = ByteBufUtil.getBytes(result);

    Assert.assertEquals(2, actual.length);
    Assert.assertEquals('a', actual[0]);
    Assert.assertEquals('b', actual[1]);

}

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From source file:io.datty.msgpack.test.CompositeByteBufTest.java

License:Apache License

@Test
public void testCompositeWrite() {

    ByteBuf first = Unpooled.buffer();
    first.writeByte('a');
    CompositeByteBuf result = first.alloc().compositeBuffer();
    result.addComponent(true, first);//  w  w w.j  a v a  2 s. c om
    result.writeByte('b');

    byte[] actual = ByteBufUtil.getBytes(result);

    Assert.assertEquals(2, actual.length);
    Assert.assertEquals('a', actual[0]);
    Assert.assertEquals('b', actual[1]);

}

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From source file:io.gatling.http.client.body.multipart.impl.MessageEndPartImpl.java

License:Apache License

@Override
public void copyInto(ByteBuf target) {
    copyInto(lazyLoadContentBuffer(target.alloc()), target, PartImplState.DONE);
}

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From source file:io.gatling.netty.util.ahc.ByteBufUtils.java

License:Apache License

private static CharBuffer decode(ByteBuf src, Charset charset) {
    int readerIndex = src.readerIndex();
    int len = src.readableBytes();
    final CharsetDecoder decoder = CharsetUtil.decoder(charset);
    CharBuffer dst = pooledCharBuffer(len, decoder);
    if (src.nioBufferCount() == 1) {
        // Use internalNioBuffer(...) to reduce object creation.
        // BEWARE: NOT THREAD-SAFE
        decode(decoder, src.internalNioBuffer(readerIndex, len), dst);
    } else {/*from  w  w w .  j  a v a  2 s.  co  m*/
        // We use a heap buffer as CharsetDecoder is most likely able to use a fast-path if src and dst buffers
        // are both backed by a byte array.
        ByteBuf buffer = src.alloc().heapBuffer(len);
        try {
            buffer.writeBytes(src, readerIndex, len);
            // Use internalNioBuffer(...) to reduce object creation.
            decode(decoder, buffer.internalNioBuffer(buffer.readerIndex(), len), dst);
        } finally {
            // Release the temporary buffer again.
            buffer.release();
        }
    }
    dst.flip();
    return dst;
}

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