
com.hazelcast.client.impl.protocol.codec.CacheReplaceCodec Maven / Gradle / Ivy
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/*
* Copyright (c) 2008-2024, 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.
*/
/**
* Atomically replaces the currently assigned value for the given key with the specified newValue if and only if the
* currently assigned value equals the value of oldValue using a custom javax.cache.expiry.ExpiryPolicy
* If the cache is configured for write-through operation mode, the underlying configured
* javax.cache.integration.CacheWriter might be called to store the value of the key to any kind of external resource.
*/
@SuppressWarnings("unused")
@Generated("ef01c2d30772ddf34b8c4b420c833791")
public final class CacheReplaceCodec {
//hex: 0x131700
public static final int REQUEST_MESSAGE_TYPE = 1251072;
//hex: 0x131701
public static final int RESPONSE_MESSAGE_TYPE = 1251073;
private static final int REQUEST_COMPLETION_ID_FIELD_OFFSET = PARTITION_ID_FIELD_OFFSET + INT_SIZE_IN_BYTES;
private static final int REQUEST_INITIAL_FRAME_SIZE = REQUEST_COMPLETION_ID_FIELD_OFFSET + INT_SIZE_IN_BYTES;
private static final int RESPONSE_INITIAL_FRAME_SIZE = RESPONSE_BACKUP_ACKS_FIELD_OFFSET + BYTE_SIZE_IN_BYTES;
private CacheReplaceCodec() {
}
@edu.umd.cs.findbugs.annotations.SuppressFBWarnings({"URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD"})
public static class RequestParameters {
/**
* Name of the cache.
*/
public java.lang.String name;
/**
* The key whose value is replaced.
*/
public com.hazelcast.internal.serialization.Data key;
/**
* Old value to match if exists before removing. Null means "don't try to remove"
*/
public @Nullable com.hazelcast.internal.serialization.Data oldValue;
/**
* The new value to be associated with the specified key.
*/
public com.hazelcast.internal.serialization.Data newValue;
/**
* Expiry policy for the entry. Byte-array which is serialized from an object implementing
* javax.cache.expiry.ExpiryPolicy interface.
*/
public @Nullable com.hazelcast.internal.serialization.Data expiryPolicy;
/**
* User generated id which shall be received as a field of the cache event upon completion of
* the request in the cluster.
*/
public int completionId;
}
public static ClientMessage encodeRequest(java.lang.String name, com.hazelcast.internal.serialization.Data key, @Nullable com.hazelcast.internal.serialization.Data oldValue, com.hazelcast.internal.serialization.Data newValue, @Nullable com.hazelcast.internal.serialization.Data expiryPolicy, int completionId) {
ClientMessage clientMessage = ClientMessage.createForEncode();
clientMessage.setContainsSerializedDataInRequest(true);
clientMessage.setRetryable(false);
clientMessage.setOperationName("Cache.Replace");
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_COMPLETION_ID_FIELD_OFFSET, completionId);
clientMessage.add(initialFrame);
StringCodec.encode(clientMessage, name);
DataCodec.encode(clientMessage, key);
CodecUtil.encodeNullable(clientMessage, oldValue, DataCodec::encode);
DataCodec.encode(clientMessage, newValue);
CodecUtil.encodeNullable(clientMessage, expiryPolicy, DataCodec::encode);
return clientMessage;
}
public static CacheReplaceCodec.RequestParameters decodeRequest(ClientMessage clientMessage) {
ClientMessage.ForwardFrameIterator iterator = clientMessage.frameIterator();
RequestParameters request = new RequestParameters();
ClientMessage.Frame initialFrame = iterator.next();
request.completionId = decodeInt(initialFrame.content, REQUEST_COMPLETION_ID_FIELD_OFFSET);
request.name = StringCodec.decode(iterator);
request.key = DataCodec.decode(iterator);
request.oldValue = CodecUtil.decodeNullable(iterator, DataCodec::decode);
request.newValue = DataCodec.decode(iterator);
request.expiryPolicy = CodecUtil.decodeNullable(iterator, DataCodec::decode);
return request;
}
public static ClientMessage encodeResponse(@Nullable 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);
CodecUtil.encodeNullable(clientMessage, response, DataCodec::encode);
return clientMessage;
}
/**
* The replaced value.
*/
public static com.hazelcast.internal.serialization.Data decodeResponse(ClientMessage clientMessage) {
ClientMessage.ForwardFrameIterator iterator = clientMessage.frameIterator();
//empty initial frame
iterator.next();
return CodecUtil.decodeNullable(iterator, DataCodec::decode);
}
}
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