io.kroxylicious.proxy.frame.OpaqueRequestFrame Maven / Gradle / Ivy

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/*
 * Copyright Kroxylicious Authors.
 *
 * Licensed under the Apache Software License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
 */
package io.kroxylicious.proxy.frame;

import org.apache.kafka.common.protocol.ApiKeys;

import io.netty.buffer.ByteBuf;

public class OpaqueRequestFrame extends OpaqueFrame implements RequestFrame {

    private final boolean decodeResponse;
    private boolean hasResponse;

    /**
     * @param buf The message buffer (excluding the frame size)
     * @param correlationId
     * @param decodeResponse
     * @param length
     * @param hasResponse
     */
    public OpaqueRequestFrame(ByteBuf buf,
                              int correlationId,
                              boolean decodeResponse,
                              int length,
                              boolean hasResponse) {
        super(buf, correlationId, length);
        this.decodeResponse = decodeResponse;
        this.hasResponse = hasResponse;
    }

    @Override
    public boolean decodeResponse() {
        return decodeResponse;
    }

    @Override
    public boolean hasResponse() {
        return hasResponse;
    }

    @Override
    public String toString() {
        int index = buf.readerIndex();
        try {
            var apiId = buf.readShort();
            // TODO handle unknown api key
            ApiKeys apiKey = ApiKeys.forId(apiId);
            short apiVersion = buf.readShort();
            return getClass().getSimpleName() + "(" +
                    "length=" + length +
                    ", apiKey=" + apiKey +
                    ", apiVersion=" + apiVersion +
                    ", buf=" + buf +
                    ')';
        }
        finally {
            buf.readerIndex(index);
        }
    }
}