Example usage for io.netty.buffer Unpooled buffer

Introduction

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

Prototype

public static ByteBuf buffer(int initialCapacity)

Source Link

Document

Creates a new big-endian Java heap buffer with the specified capacity , which expands its capacity boundlessly on demand.

Usage

From source file:com.github.mrstampy.pprspray.core.streamer.MediaStreamType.java

License:Open Source License

private void setOrdinalBytes() {
    ByteBuf buf = Unpooled.buffer(4);
    buf.writeInt(ordinal());
    ordinalBytes = buf.array();
}

From source file:com.github.mrstampy.pprspray.core.streamer.negotiation.NegotiationMessageUtils.java

License:Open Source License

/**
 * Gets the negotiation message./*from   w  ww . j a v a  2  s  . c  o  m*/
 *
 * @param mediaHash
 *          the media hash
 * @param requestedType
 *          the requested type
 * @return the negotiation message
 */
public static ByteBuf getNegotiationMessage(int mediaHash, MediaStreamType requestedType) {
    int headerLength = MediaStreamerUtils.DEFAULT_HEADER_LENGTH;

    ByteBuf buf = Unpooled.buffer(headerLength + 4);

    MediaStreamerUtils.writeHeader(buf, MediaStreamType.NEGOTIATION, headerLength, 0, mediaHash, 0, false);

    buf.writeBytes(requestedType.ordinalBytes());

    return buf;
}

From source file:com.github.mrstampy.pprspray.core.streamer.negotiation.NegotiationMessageUtils.java

License:Open Source License

/**
 * Gets the negotiation ack message.//w w w  .ja v a2 s .c o  m
 *
 * @param mediaHash
 *          the media hash
 * @param accepted
 *          the accepted
 * @return the negotiation ack message
 */
public static ByteBuf getNegotiationAckMessage(int mediaHash, boolean accepted) {
    int headerLength = MediaStreamerUtils.DEFAULT_HEADER_LENGTH;

    ByteBuf buf = Unpooled.buffer(headerLength + 1);

    MediaStreamerUtils.writeHeader(buf, MediaStreamType.NEGOTIATION_ACK, headerLength, 0, mediaHash, 0, false);

    buf.writeBoolean(accepted);

    return buf;
}

From source file:com.github.mrstampy.pprspray.core.streamer.util.MediaStreamerUtils.java

License:Open Source License

/**
 * Checks if is media footer.//from   w  ww  .  j  av  a  2s .co  m
 *
 * @param message
 *          the message
 * @param type
 *          the type
 * @param mediaHash
 *          the media hash
 * @return true, if checks if is media footer
 */
public static boolean isMediaFooter(byte[] message, MediaStreamType type, int mediaHash) {
    if (message == null || message.length != FOOTER_LENGTH)
        return false;

    ByteBuf buf = Unpooled.buffer(8);
    buf.writeBytes(message);

    return Integer.MAX_VALUE - type.ordinal() == buf.getInt(0) && mediaHash == buf.getInt(4);
}

From source file:com.github.spapageo.jannel.channel.ChannelBufferUtilsTest.java

License:Open Source License

@Test(expected = NotEnoughDataDecoderException.class)
public void testReadOctetStringToStringWhenInputBufferSizeLessThan4ThrowNotEnoughDataException()
        throws Exception {
    ByteBuf inputBuffer = Unpooled.buffer(1);

    try {/*from  w  ww  .ja v a  2s.  co  m*/
        ChannelBufferUtils.readOctetStringToString(inputBuffer, StandardCharsets.UTF_8);
    } finally {
        inputBuffer.release();
    }
}

From source file:com.github.spapageo.jannel.channel.ChannelBufferUtilsTest.java

License:Open Source License

@Test
public void testReadOctetStringToString_when_octet_string_size_is_positive_and_utf8_encoded_reads_string_correctly()
        throws Exception {

    byte[] stringBytes = STRING_TO_ENCODE.getBytes(StandardCharsets.UTF_8);
    ByteBuf encodedString = Unpooled.buffer(stringBytes.length + 4);
    encodedString.writeInt(stringBytes.length);
    encodedString.writeBytes(stringBytes);

    String decodedString = ChannelBufferUtils.readOctetStringToString(encodedString, StandardCharsets.UTF_8);

    assertEquals("Decoded string and encoded string are not the same", STRING_TO_ENCODE, decodedString);
    encodedString.release();//from   w w  w. j  a v  a2 s  .  c  o m
}

From source file:com.github.spapageo.jannel.channel.ChannelBufferUtilsTest.java

License:Open Source License

@Test
public void testReadOctetStringToString_when_octet_string_size_is_positive_and_utf16_encoded_reads_string_correctly()
        throws Exception {

    byte[] stringBytes = STRING_TO_ENCODE.getBytes(StandardCharsets.UTF_16);
    ByteBuf encodedString = Unpooled.buffer(stringBytes.length + 4);
    encodedString.writeInt(stringBytes.length);
    encodedString.writeBytes(stringBytes);

    String decodedString = ChannelBufferUtils.readOctetStringToString(encodedString, StandardCharsets.UTF_16);

    assertEquals("Decoded string and encoded string are not the same", STRING_TO_ENCODE, decodedString);
    encodedString.release();//  w  ww .  j  a v a 2  s  .com
}

From source file:com.github.spapageo.jannel.channel.ChannelBufferUtilsTest.java

License:Open Source License

@Test(expected = InvalidUUIDException.class)
public void testReadUUIDWhenInputIsAMalformedUUIDStringThrowsInvalidUUIDException() throws Exception {
    String UUIDString = UUID.randomUUID().toString().replace('-', '1');
    byte[] stringBytes = UUIDString.getBytes(StandardCharsets.UTF_16);
    ByteBuf encodedUUID = Unpooled.buffer(stringBytes.length + 4);
    encodedUUID.writeInt(stringBytes.length);
    encodedUUID.writeBytes(stringBytes);

    try {//from   ww w. j  ava 2 s . c  o m
        ChannelBufferUtils.readUUID(encodedUUID, StandardCharsets.UTF_16);
    } finally {
        encodedUUID.release();
    }
}

From source file:com.github.spapageo.jannel.channel.ChannelBufferUtilsTest.java

License:Open Source License

@Test
public void testReadUUIDWhenInputIsAValidUUIDItIsConvertedToTheSameUUID() throws Exception {
    UUID uuid = UUID.randomUUID();
    String UUIDString = uuid.toString();
    byte[] stringBytes = UUIDString.getBytes(StandardCharsets.UTF_16);
    ByteBuf encodedUUID = Unpooled.buffer(stringBytes.length + 4);
    encodedUUID.writeInt(stringBytes.length);
    encodedUUID.writeBytes(stringBytes);

    UUID readUUID = ChannelBufferUtils.readUUID(encodedUUID, StandardCharsets.UTF_16);

    assertEquals("Encoded and decoded UUIDs do not match", uuid, readUUID);
}

From source file:com.github.spapageo.jannel.channel.ChannelBufferUtilsTest.java

License:Open Source License

@Test(expected = NotEnoughDataDecoderException.class)
public void testReadOctetStringToBytesWhenInputBufferSizeLessThan4ThrowNotEnoughDataException()
        throws Exception {
    ByteBuf inputBuffer = Unpooled.buffer(1);

    try {/*from  ww  w .jav  a 2 s .c  o m*/
        ChannelBufferUtils.readOctetStringToBytes(inputBuffer);
    } finally {
        inputBuffer.release();
    }
}