Package org.neo4j.com

Examples of org.neo4j.com.BlockLogBuffer

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    public void onlyOneNonFullBlock() throws IOException
    {
        byte[] bytes = new byte[255];
        ChannelBuffer wrappedBuffer = ChannelBuffers.wrappedBuffer( bytes );
        wrappedBuffer.resetWriterIndex();
        BlockLogBuffer buffer = new BlockLogBuffer( wrappedBuffer );

        byte byteValue = 5;
        int intValue = 1234;
        long longValue = 574853;
        float floatValue = 304985.5f;
        double doubleValue = 48493.22d;
        final byte[] bytesValue = new byte[] { 1, 5, 2, 6, 3 };
        final char[] charsValue = "This is chars".toCharArray();
        buffer.put( byteValue );
        buffer.putInt( intValue );
        buffer.putLong( longValue );
        buffer.putFloat( floatValue );
        buffer.putDouble( doubleValue );
        buffer.put( bytesValue );
        buffer.put( charsValue );
        buffer.done();

        ByteBuffer verificationBuffer = ByteBuffer.wrap( bytes );
        assertEquals( 56, verificationBuffer.get() );
        assertEquals( byteValue, verificationBuffer.get() );
        assertEquals( intValue, verificationBuffer.getInt() );
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    public void readSmallPortions() throws IOException
    {
        byte[] bytes = new byte[255];
        ChannelBuffer wrappedBuffer = ChannelBuffers.wrappedBuffer( bytes );
        wrappedBuffer.resetWriterIndex();
        BlockLogBuffer buffer = new BlockLogBuffer( wrappedBuffer );
       
        byte byteValue = 5;
        int intValue = 1234;
        long longValue = 574853;
        buffer.put( byteValue );
        buffer.putInt( intValue );
        buffer.putLong( longValue );
        buffer.done();
       
        ReadableByteChannel reader = new BlockLogReader( wrappedBuffer );
        ByteBuffer verificationBuffer = ByteBuffer.wrap( new byte[1] );
        reader.read( verificationBuffer );
        verificationBuffer.flip();
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    public void readOnlyOneNonFullBlock() throws IOException
    {
        byte[] bytes = new byte[255];
        ChannelBuffer wrappedBuffer = ChannelBuffers.wrappedBuffer( bytes );
        wrappedBuffer.resetWriterIndex();
        BlockLogBuffer buffer = new BlockLogBuffer( wrappedBuffer );

        byte byteValue = 5;
        int intValue = 1234;
        long longValue = 574853;
        float floatValue = 304985.5f;
        double doubleValue = 48493.22d;
        final byte[] bytesValue = new byte[] { 1, 5, 2, 6, 3 };
        final char[] charsValue = "This is chars".toCharArray();
        buffer.put( byteValue );
        buffer.putInt( intValue );
        buffer.putLong( longValue );
        buffer.putFloat( floatValue );
        buffer.putDouble( doubleValue );
        buffer.put( bytesValue );
        buffer.put( charsValue );
        buffer.done();

        ReadableByteChannel reader = new BlockLogReader( wrappedBuffer );
        ByteBuffer verificationBuffer = ByteBuffer.wrap( new byte[1000] );
        reader.read( verificationBuffer );
        verificationBuffer.flip();
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    public void onlyOneFullBlock() throws Exception
    {
        byte[] bytes = new byte[256];
        ChannelBuffer wrappedBuffer = ChannelBuffers.wrappedBuffer( bytes );
        wrappedBuffer.resetWriterIndex();
        BlockLogBuffer buffer = new BlockLogBuffer( wrappedBuffer );

        byte[] bytesValue = new byte[255];
        bytesValue[0] = 1;
        bytesValue[254] = -1;
        buffer.put( bytesValue );
        buffer.done();

        ByteBuffer verificationBuffer = ByteBuffer.wrap( bytes );
        assertEquals( (byte) 255, verificationBuffer.get() );
        byte[] actualBytes = new byte[bytesValue.length];
        verificationBuffer.get( actualBytes );
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    public void readOnlyOneFullBlock() throws Exception
    {
        byte[] bytes = new byte[256];
        ChannelBuffer wrappedBuffer = ChannelBuffers.wrappedBuffer( bytes );
        wrappedBuffer.resetWriterIndex();
        BlockLogBuffer buffer = new BlockLogBuffer( wrappedBuffer );

        byte[] bytesValue = new byte[255];
        bytesValue[0] = 1;
        bytesValue[254] = -1;
        buffer.put( bytesValue );
        buffer.done();

        ReadableByteChannel reader = new BlockLogReader( wrappedBuffer );
        ByteBuffer verificationBuffer = ByteBuffer.wrap( new byte[1000] );
        reader.read( verificationBuffer );
        verificationBuffer.flip();
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    public void canWriteLargestAtomAfterFillingBuffer() throws Exception
    {
        byte[] bytes = new byte[300];
        ChannelBuffer wrappedBuffer = ChannelBuffers.wrappedBuffer( bytes );
        wrappedBuffer.resetWriterIndex();
        BlockLogBuffer buffer = new BlockLogBuffer( wrappedBuffer );

        byte[] bytesValue = new byte[255];
        bytesValue[0] = 1;
        bytesValue[254] = -1;
        long longValue = 123456;
        buffer.put( bytesValue );
        buffer.putLong( longValue );
        buffer.done();

        ByteBuffer verificationBuffer = ByteBuffer.wrap( bytes );
        assertEquals( (byte) 0, verificationBuffer.get() );
        byte[] actualBytes = new byte[bytesValue.length];
        verificationBuffer.get( actualBytes );
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    public void canWriteReallyLargeByteArray() throws Exception
    {
        byte[] bytes = new byte[650];
        ChannelBuffer wrappedBuffer = ChannelBuffers.wrappedBuffer( bytes );
        wrappedBuffer.resetWriterIndex();
        BlockLogBuffer buffer = new BlockLogBuffer( wrappedBuffer );

        byte[] bytesValue = new byte[600];
        bytesValue[1] = 1;
        bytesValue[99] = 2;
        bytesValue[199] = 3;
        bytesValue[299] = 4;
        bytesValue[399] = 5;
        bytesValue[499] = 6;
        bytesValue[599] = 7;
        buffer.put( bytesValue );
        buffer.done();

        byte[] actual;
        ByteBuffer verificationBuffer = ByteBuffer.wrap( bytes );
        assertEquals( (byte) 0, verificationBuffer.get() );
        actual = new byte[255];
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    public void canReaderReallyLargeByteArray() throws Exception
    {
        byte[] bytes = new byte[650];
        ChannelBuffer wrappedBuffer = ChannelBuffers.wrappedBuffer( bytes );
        wrappedBuffer.resetWriterIndex();
        BlockLogBuffer buffer = new BlockLogBuffer( wrappedBuffer );

        byte[] bytesValue = new byte[600];
        bytesValue[1] = 1;
        bytesValue[99] = 2;
        bytesValue[199] = 3;
        bytesValue[299] = 4;
        bytesValue[399] = 5;
        bytesValue[499] = 6;
        bytesValue[599] = 7;
        buffer.put( bytesValue );
        buffer.done();

        byte[] actual;
        BlockLogReader reader = new BlockLogReader( wrappedBuffer );
        ByteBuffer verificationBuffer = ByteBuffer.wrap( new byte[1000] );
        reader.read( verificationBuffer );
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        return sendRequest( HaRequestType.COMMIT, context, new Serializer()
        {
            public void write( ChannelBuffer buffer, ByteBuffer readBuffer ) throws IOException
            {
                writeString( buffer, resource );
                BlockLogBuffer blockLogBuffer = new BlockLogBuffer( buffer );
                txGetter.extract( blockLogBuffer );
                blockLogBuffer.done();
            }
        }, new Deserializer<Long>()
        {
            @SuppressWarnings( "boxing" )
            public Long read( ChannelBuffer buffer, ByteBuffer temporaryBuffer ) throws IOException
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Related Classes of org.neo4j.com.BlockLogBuffer

  • org.neo4j.ha.TestBlockLogBuffer
  • org.neo4j.kernel.ha.MasterClient
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