/*
 * Copyright (c) 2008-2020, Hazelcast, Inc. All Rights Reserved. 
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License. 
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
 * See the License for the specific language governing permissions and
 * limitations under the License. 
 */

package com.hazelcast.client.impl.protocol.codec;

import com.hazelcast.client.impl.protocol. ClientMessage;
import com.hazelcast.client.impl.protocol. Generated;
import com.hazelcast.client.impl.protocol.codec.builtin.*; 
import com.hazelcast.client.impl.protocol.codec.custom.*; 

import javax.annotation. Nullable;

import static com.hazelcast.client.impl.protocol. ClientMessage.*; 
import static com.hazelcast.client.impl.protocol.codec.builtin. FixedSizeTypesCodec.*; 

/*
 * This file is auto-generated by the Hazelcast Client Protocol Code Generator. 
 * To change this file, edit the templates or the protocol
 * definitions on the https://github.com/hazelcast/hazelcast-client-protocol
 * and regenerate it. 
 */

/**
 * Removes at most the given number of available elements from this queue and adds them to the given collection. 
 * A failure encountered while attempting to add elements to collection may result in elements being in neither,
 * either or both collections when the associated exception is thrown.  Attempts to drain a queue to itself result in
 * ILLEGAL_ARGUMENT.  Further, the behavior of this operation is undefined if the specified collection is
 * modified while the operation is in progress. 
 */
@Generated("f154bc6c7c6a40d20b612536c91bdb33")
public final class QueueDrainToMaxSizeCodec {
    //hex: 0x030A00
    public static final int REQUEST_MESSAGE_TYPE = 199168;
    //hex: 0x030A01
    public static final int RESPONSE_MESSAGE_TYPE = 199169;
    private static final int REQUEST_MAX_SIZE_FIELD_OFFSET = PARTITION_ID_FIELD_OFFSET + INT_SIZE_IN_BYTES;
    private static final int REQUEST_INITIAL_FRAME_SIZE = REQUEST_MAX_SIZE_FIELD_OFFSET + INT_SIZE_IN_BYTES;
    private static final int RESPONSE_INITIAL_FRAME_SIZE = RESPONSE_BACKUP_ACKS_FIELD_OFFSET + BYTE_SIZE_IN_BYTES;

    private QueueDrainToMaxSizeCodec() {
    }

    @edu.umd.cs.findbugs.annotations. SuppressFBWarnings({"URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD"})
    public static class RequestParameters {

        /**
         * Name of the Queue
         */
        public java.lang. String name;

        /**
         * The maximum number of elements to transfer
         */
        public int maxSize;
    }

    public static ClientMessage encodeRequest(java.lang. String name, int maxSize) {
        ClientMessage clientMessage = ClientMessage.createForEncode();
        clientMessage.setRetryable(false);
        clientMessage.setOperationName("Queue. DrainToMaxSize");
        ClientMessage. Frame initialFrame = new ClientMessage. Frame(new byte[REQUEST_INITIAL_FRAME_SIZE], UNFRAGMENTED_MESSAGE);
        encodeInt(initialFrame.content, TYPE_FIELD_OFFSET, REQUEST_MESSAGE_TYPE);
        encodeInt(initialFrame.content, PARTITION_ID_FIELD_OFFSET, -1);
        encodeInt(initialFrame.content, REQUEST_MAX_SIZE_FIELD_OFFSET, maxSize);
        clientMessage.add(initialFrame);
        StringCodec.encode(clientMessage, name);
        return clientMessage;
    }

    public static QueueDrainToMaxSizeCodec. RequestParameters decodeRequest(ClientMessage clientMessage) {
        ClientMessage. ForwardFrameIterator iterator = clientMessage.frameIterator();
        RequestParameters request = new RequestParameters();
        ClientMessage. Frame initialFrame = iterator.next();
        request.maxSize = decodeInt(initialFrame.content, REQUEST_MAX_SIZE_FIELD_OFFSET);
        request.name = StringCodec.decode(iterator);
        return request;
    }

    public static ClientMessage encodeResponse(java.util. Collection<com.hazelcast.internal.serialization. Data> response) {
        ClientMessage clientMessage = ClientMessage.createForEncode();
        ClientMessage. Frame initialFrame = new ClientMessage. Frame(new byte[RESPONSE_INITIAL_FRAME_SIZE], UNFRAGMENTED_MESSAGE);
        encodeInt(initialFrame.content, TYPE_FIELD_OFFSET, RESPONSE_MESSAGE_TYPE);
        clientMessage.add(initialFrame);

        ListMultiFrameCodec.encode(clientMessage, response, DataCodec::encode);
        return clientMessage;
    }

    /**
    * list of all removed data in result of this method
    */
    public static java.util. List<com.hazelcast.internal.serialization. Data> decodeResponse(ClientMessage clientMessage) {
        ClientMessage. ForwardFrameIterator iterator = clientMessage.frameIterator();
        //empty initial frame
        iterator.next();
        return ListMultiFrameCodec.decode(iterator, DataCodec::decode);
    }

}
