Package kafka.api

Examples of kafka.api.FetchRequestBuilder.addFetch()

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    public static ByteBufferMessageSet fetchMessages(KafkaConfig config, SimpleConsumer consumer, Partition partition, long offset) throws UpdateOffsetException {
        ByteBufferMessageSet msgs = null;
        String topic = config.topic;
        int partitionId = partition.partition;
        FetchRequestBuilder builder = new FetchRequestBuilder();
        FetchRequest fetchRequest = builder.addFetch(topic, partitionId, offset, config.fetchSizeBytes).
                clientId(config.clientId).maxWait(config.fetchMaxWait).build();
        FetchResponse fetchResponse;
        try {
            fetchResponse = consumer.fetch(fetchRequest);
        } catch (Exception e) {
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        ByteBufferMessageSet msgs = null;
        String topic = config.topic;
        int partitionId = partition.partition;
        for (int errors = 0; errors < 2 && msgs == null; errors++) {
            FetchRequestBuilder builder = new FetchRequestBuilder();
            FetchRequest fetchRequest = builder.addFetch(topic, partitionId, offset, config.fetchSizeBytes).
                    clientId(config.clientId).build();
            FetchResponse fetchResponse;
            try {
                fetchResponse = consumer.fetch(fetchRequest);
            } catch (Exception e) {
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        ByteBufferMessageSet msgs = null;
        String topic = config.topic;
        int partitionId = partition.partition;
        for (int errors = 0; errors < 2 && msgs == null; errors++) {
            FetchRequestBuilder builder = new FetchRequestBuilder();
            FetchRequest fetchRequest = builder.addFetch(topic, partitionId, offset, config.fetchSizeBytes).
                    clientId(config.clientId).maxWait(config.fetchMaxWait).build();
            FetchResponse fetchResponse;
            try {
                fetchResponse = consumer.fetch(fetchRequest);
            } catch (Exception e) {
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