| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.ignite.internal.processors.cache; |
| |
| import org.apache.ignite.internal.managers.discovery.DiscoCache; |
| import org.apache.ignite.internal.managers.discovery.DiscoveryCustomMessage; |
| import org.apache.ignite.internal.managers.discovery.GridDiscoveryManager; |
| import org.apache.ignite.internal.processors.affinity.AffinityTopologyVersion; |
| import org.apache.ignite.internal.util.tostring.GridToStringExclude; |
| import org.apache.ignite.internal.util.typedef.internal.S; |
| import org.apache.ignite.lang.IgniteUuid; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.UUID; |
| |
| /** |
| * WAL state change abstract message. |
| */ |
| public abstract class WalStateAbstractMessage implements DiscoveryCustomMessage { |
| /** Message ID */ |
| private final IgniteUuid id = IgniteUuid.randomUuid(); |
| |
| /** Unique operation ID. */ |
| private final UUID opId; |
| |
| /** Group ID. */ |
| private int grpId; |
| |
| /** Group deployment ID. */ |
| private IgniteUuid grpDepId; |
| |
| /** Message that should be processed through exchange thread. */ |
| @GridToStringExclude |
| private transient WalStateProposeMessage exchangeMsg; |
| |
| /** |
| * Constructor. |
| * |
| * @param opId Unique operation ID. |
| * @param grpId Group ID. |
| * @param grpDepId Group deployment ID. |
| */ |
| protected WalStateAbstractMessage(UUID opId, int grpId, IgniteUuid grpDepId) { |
| this.opId = opId; |
| this.grpId = grpId; |
| this.grpDepId = grpDepId; |
| } |
| |
| /** |
| * @return Unique operation ID. |
| */ |
| public UUID operationId() { |
| return opId; |
| } |
| |
| /** |
| * @return Group ID. |
| */ |
| public int groupId() { |
| return grpId; |
| } |
| |
| /** |
| * @return Group deployment ID. |
| */ |
| public IgniteUuid groupDeploymentId() { |
| return grpDepId; |
| } |
| |
| /** |
| * @return {@code True} if exchange is needed. |
| */ |
| public boolean needExchange() { |
| return exchangeMsg != null; |
| } |
| |
| /** |
| * Get exchange message. |
| * |
| * @return Massage or {@code null} if no processing is required. |
| */ |
| @Nullable public WalStateProposeMessage exchangeMessage() { |
| return exchangeMsg; |
| } |
| |
| /** |
| * Set message that will be processed through exchange thread later on. |
| * |
| * @param exchangeMsg Message. |
| */ |
| public void exchangeMessage(WalStateProposeMessage exchangeMsg) { |
| this.exchangeMsg = exchangeMsg; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public IgniteUuid id() { |
| return id; |
| } |
| |
| /** {@inheritDoc} */ |
| @Nullable @Override public DiscoveryCustomMessage ackMessage() { |
| return null; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean isMutable() { |
| return false; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public DiscoCache createDiscoCache(GridDiscoveryManager mgr, AffinityTopologyVersion topVer, |
| DiscoCache discoCache) { |
| return discoCache.copy(topVer, null); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(WalStateAbstractMessage.class, this); |
| } |
| } |