Example usage for io.netty.buffer ByteBuf release

Introduction

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

Prototype

boolean release();

Source Link

Document

Decreases the reference count by 1 and deallocates this object if the reference count reaches at 0 .

Usage

From source file:io.atomix.catalyst.transport.NettyConnection.java

License:Apache License

/**
 * Handles response./*from   w ww.  ja v a2 s.com*/
 */
void handleResponse(ByteBuf response) {
    long requestId = response.readLong();
    byte status = response.readByte();
    switch (status) {
    case SUCCESS:
        handleResponseSuccess(requestId, readResponse(response));
        break;
    case FAILURE:
        handleResponseFailure(requestId, readError(response));
        break;
    }
    response.release();
}

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

License:Apache License

@Test
public void testReadStringFromHeapBuffer() throws Exception {
    String payload = "huuhaa";
    ByteBuf byteBuf = Unpooled.wrappedBuffer(payload.getBytes(StandardCharsets.UTF_8));
    try {/* w w  w  . ja  v a  2s.  co m*/
        assertEquals(payload, MessageDecoder.readString(byteBuf, payload.length(), StandardCharsets.UTF_8));
    } finally {
        byteBuf.release();
    }
    byte[] bytes = payload.getBytes(StandardCharsets.UTF_8);
    byteBuf = Unpooled.buffer(4 + bytes.length);
    try {
        byteBuf.writeInt(1);
        byteBuf.writeBytes(bytes);
        byteBuf.readInt();
        assertEquals(payload, MessageDecoder.readString(byteBuf, payload.length(), StandardCharsets.UTF_8));
    } finally {
        byteBuf.release();
    }
}

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

License:Apache License

@Test
public void testReadStringFromDirectBuffer() throws Exception {
    String payload = "huuhaa";
    ByteBuf byteBuf = Unpooled.directBuffer(payload.length())
            .writeBytes(payload.getBytes(StandardCharsets.UTF_8));
    try {/*from   w w  w  .  j  a v  a  2 s .c  om*/
        assertEquals(payload, MessageDecoder.readString(byteBuf, payload.length(), StandardCharsets.UTF_8));
    } finally {
        byteBuf.release();
    }
}

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

License:Apache License

private void encodeRequest(InternalRequest request, ByteBuf out) {
    encodeMessage(request, out);//from  www. java  2s .c o 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();
    }
}

From source file:io.crate.protocols.http.HttpBlobHandler.java

License:Apache License

private void put(HttpContent content, String index, String digest) throws IOException {
    if (digestBlob == null) {
        digestBlob = blobService.newBlob(index, digest);
    }//w  w w  . ja v a  2 s.  co  m
    boolean continueExpected = HttpUtil.is100ContinueExpected(currentMessage);
    if (content == null) {
        if (continueExpected) {
            ctx.writeAndFlush(new DefaultFullHttpResponse(HTTP_1_1, CONTINUE));
        }
        return;
    }

    boolean isLast = content instanceof LastHttpContent;
    ByteBuf byteBuf = content.content();
    try {
        writeToFile(byteBuf, isLast, continueExpected);
    } finally {
        byteBuf.release();
    }
}

From source file:io.crate.protocols.postgres.PostgresWireProtocol.java

License:Apache License

private Properties readStartupMessage(ByteBuf buffer) {
    Properties properties = new Properties();
    ByteBuf byteBuf = buffer.readBytes(msgLength);
    while (true) {
        String key = readCString(byteBuf);
        if (key == null) {
            break;
        }/*from ww w.  j av  a2 s  . co  m*/
        String value = readCString(byteBuf);
        LOGGER.trace("payload: key={} value={}", key, value);
        if (!"".equals(key) && !"".equals(value)) {
            properties.setProperty(key, value);
        }
    }
    byteBuf.release();
    return properties;
}

From source file:io.crate.protocols.postgres.PostgresWireProtocolTest.java

License:Apache License

@Test
public void testHandleEmptySimpleQuery() throws Exception {
    PostgresWireProtocol ctx = new PostgresWireProtocol(mock(SQLOperations.class),
            new AlwaysOKNullAuthentication(), null);
    EmbeddedChannel channel = new EmbeddedChannel(ctx.decoder, ctx.handler);

    ByteBuf buffer = Unpooled.buffer();
    try {//  ww  w  . java  2s .c o  m
        Messages.writeCString(buffer, ";".getBytes(StandardCharsets.UTF_8));
        ctx.handleSimpleQuery(buffer, channel);
    } finally {
        buffer.release();
    }

    ByteBuf firstResponse = channel.readOutbound();
    byte[] responseBytes = new byte[5];
    firstResponse.readBytes(responseBytes);
    // EmptyQueryResponse: 'I' | int32 len
    assertThat(responseBytes, is(new byte[] { 'I', 0, 0, 0, 4 }));

    ByteBuf secondResponse = channel.readOutbound();
    responseBytes = new byte[6];
    secondResponse.readBytes(responseBytes);
    // ReadyForQuery: 'Z' | int32 len | 'I'
    assertThat(responseBytes, is(new byte[] { 'Z', 0, 0, 0, 5, 'I' }));
}

From source file:io.crate.protocols.postgres.types.BasePGTypeTest.java

License:Apache License

void assertBytesWritten(Object value, byte[] expectedBytes, int expectedLength) {
    ByteBuf buffer = Unpooled.buffer();
    try {//from   w w w .  j a va2s  .  c  o m
        int bytesWritten = pgType.writeAsBinary(buffer, value);
        assertThat(bytesWritten, is(expectedLength));

        byte[] bytes = new byte[expectedLength];
        buffer.getBytes(0, bytes);
        assertThat(bytes, is(expectedBytes));
    } finally {
        buffer.release();
    }
}

From source file:io.crate.protocols.postgres.types.BasePGTypeTest.java

License:Apache License

@SuppressWarnings("unchecked")
private void assertBytesRead(byte[] value, T expectedValue, int pos, FormatCodes.FormatCode formatCode) {
    ByteBuf buffer = Unpooled.wrappedBuffer(value);
    T readValue;/* w w w  .j av a 2  s . c om*/
    if (formatCode == FormatCodes.FormatCode.BINARY) {
        readValue = (T) pgType.readBinaryValue(buffer, pos);
    } else {
        readValue = (T) pgType.readTextValue(buffer, pos);
    }
    buffer.release();
    assertThat(readValue, is(expectedValue));
}

From source file:io.crate.protocols.postgres.types.PGTypesTest.java

License:Apache License

private Object writeAndReadBinary(Entry entry, PGType pgType) {
    ByteBuf buffer = Unpooled.buffer();
    try {// www .  ja va 2 s .  c o  m
        pgType.writeAsBinary(buffer, entry.value);
        int length = buffer.readInt();
        return pgType.readBinaryValue(buffer, length);
    } finally {
        buffer.release();
    }
}