| /* |
| * 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.distributed.dht; |
| |
| import java.io.Externalizable; |
| import java.nio.ByteBuffer; |
| import java.util.ArrayList; |
| import java.util.BitSet; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.UUID; |
| import org.apache.ignite.IgniteCheckedException; |
| import org.apache.ignite.internal.GridDirectCollection; |
| import org.apache.ignite.internal.GridDirectTransient; |
| import org.apache.ignite.internal.processors.affinity.AffinityTopologyVersion; |
| import org.apache.ignite.internal.processors.cache.GridCacheContext; |
| import org.apache.ignite.internal.processors.cache.GridCacheSharedContext; |
| import org.apache.ignite.internal.processors.cache.KeyCacheObject; |
| import org.apache.ignite.internal.processors.cache.distributed.GridDistributedLockRequest; |
| import org.apache.ignite.internal.processors.cache.version.GridCacheVersion; |
| import org.apache.ignite.internal.util.GridLeanMap; |
| import org.apache.ignite.internal.util.tostring.GridToStringExclude; |
| import org.apache.ignite.internal.util.tostring.GridToStringInclude; |
| import org.apache.ignite.internal.util.typedef.internal.S; |
| import org.apache.ignite.lang.IgniteUuid; |
| import org.apache.ignite.plugin.extensions.communication.MessageCollectionItemType; |
| import org.apache.ignite.plugin.extensions.communication.MessageReader; |
| import org.apache.ignite.plugin.extensions.communication.MessageWriter; |
| import org.apache.ignite.transactions.TransactionIsolation; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * DHT lock request. |
| */ |
| public class GridDhtLockRequest extends GridDistributedLockRequest { |
| /** */ |
| private static final long serialVersionUID = 0L; |
| |
| /** Near keys to lock. */ |
| @GridToStringInclude |
| @GridDirectCollection(KeyCacheObject.class) |
| private List<KeyCacheObject> nearKeys; |
| |
| /** Invalidate reader flags. */ |
| private BitSet invalidateEntries; |
| |
| /** Mini future ID. */ |
| private IgniteUuid miniId; |
| |
| /** Owner mapped version, if any. */ |
| @GridToStringInclude |
| @GridDirectTransient |
| private Map<KeyCacheObject, GridCacheVersion> owned; |
| |
| /** Array of keys from {@link #owned}. Used during marshalling and unmarshalling. */ |
| @GridToStringExclude |
| private KeyCacheObject[] ownedKeys; |
| |
| /** Array of values from {@link #owned}. Used during marshalling and unmarshalling. */ |
| @GridToStringExclude |
| private GridCacheVersion[] ownedValues; |
| |
| /** Topology version. */ |
| private AffinityTopologyVersion topVer; |
| |
| /** Subject ID. */ |
| private UUID subjId; |
| |
| /** Task name hash. */ |
| private int taskNameHash; |
| |
| /** Indexes of keys needed to be preloaded. */ |
| private BitSet preloadKeys; |
| |
| /** TTL for read operation. */ |
| private long accessTtl; |
| |
| /** Transaction label. */ |
| private String txLbl; |
| |
| /** |
| * Empty constructor required for {@link Externalizable}. |
| */ |
| public GridDhtLockRequest() { |
| // No-op. |
| } |
| |
| /** |
| * @param cacheId Cache ID. |
| * @param nodeId Node ID. |
| * @param nearXidVer Near transaction ID. |
| * @param threadId Thread ID. |
| * @param futId Future ID. |
| * @param miniId Mini future ID. |
| * @param lockVer Cache version. |
| * @param topVer Topology version. |
| * @param isInTx {@code True} if implicit transaction lock. |
| * @param isRead Indicates whether implicit lock is for read or write operation. |
| * @param isolation Transaction isolation. |
| * @param isInvalidate Invalidation flag. |
| * @param timeout Lock timeout. |
| * @param dhtCnt DHT count. |
| * @param nearCnt Near count. |
| * @param txSize Expected transaction size. |
| * @param subjId Subject ID. |
| * @param taskNameHash Task name hash code. |
| * @param accessTtl TTL for read operation. |
| * @param skipStore Skip store flag. |
| * @param storeUsed Cache store used flag. |
| * @param keepBinary Keep binary flag. |
| * @param addDepInfo Deployment info flag. |
| * @param txLbl Transaction label. |
| */ |
| public GridDhtLockRequest( |
| int cacheId, |
| UUID nodeId, |
| GridCacheVersion nearXidVer, |
| long threadId, |
| IgniteUuid futId, |
| IgniteUuid miniId, |
| GridCacheVersion lockVer, |
| @NotNull AffinityTopologyVersion topVer, |
| boolean isInTx, |
| boolean isRead, |
| TransactionIsolation isolation, |
| boolean isInvalidate, |
| long timeout, |
| int dhtCnt, |
| int nearCnt, |
| int txSize, |
| @Nullable UUID subjId, |
| int taskNameHash, |
| long accessTtl, |
| boolean skipStore, |
| boolean storeUsed, |
| boolean keepBinary, |
| boolean addDepInfo, |
| String txLbl |
| ) { |
| super(cacheId, |
| nodeId, |
| nearXidVer, |
| threadId, |
| futId, |
| lockVer, |
| isInTx, |
| isRead, |
| isolation, |
| isInvalidate, |
| timeout, |
| dhtCnt == 0 ? nearCnt : dhtCnt, |
| txSize, |
| skipStore, |
| keepBinary, |
| addDepInfo); |
| |
| this.topVer = topVer; |
| |
| storeUsed(storeUsed); |
| |
| nearKeys = nearCnt == 0 ? Collections.<KeyCacheObject>emptyList() : new ArrayList<KeyCacheObject>(nearCnt); |
| invalidateEntries = new BitSet(dhtCnt == 0 ? nearCnt : dhtCnt); |
| |
| assert miniId != null; |
| |
| this.miniId = miniId; |
| this.subjId = subjId; |
| this.taskNameHash = taskNameHash; |
| this.accessTtl = accessTtl; |
| |
| this.txLbl = txLbl; |
| } |
| |
| /** |
| * @return Near node ID. |
| */ |
| public UUID nearNodeId() { |
| return nodeId(); |
| } |
| |
| /** |
| * @return Subject ID. |
| */ |
| public UUID subjectId() { |
| return subjId; |
| } |
| |
| /** |
| * @return Task name hash. |
| */ |
| public int taskNameHash() { |
| return taskNameHash; |
| } |
| |
| /** |
| * @return Topology version. |
| */ |
| @Override public AffinityTopologyVersion topologyVersion() { |
| return topVer; |
| } |
| |
| /** |
| * Adds a Near key. |
| * |
| * @param key Key. |
| * @param ctx Context. |
| * @throws IgniteCheckedException If failed. |
| */ |
| public void addNearKey(KeyCacheObject key, GridCacheSharedContext ctx) |
| throws IgniteCheckedException { |
| nearKeys.add(key); |
| } |
| |
| /** |
| * @return Near keys. |
| */ |
| public List<KeyCacheObject> nearKeys() { |
| return nearKeys == null ? Collections.<KeyCacheObject>emptyList() : nearKeys; |
| } |
| |
| /** |
| * Adds a DHT key. |
| * |
| * @param key Key. |
| * @param invalidateEntry Flag indicating whether node should attempt to invalidate reader. |
| * @param ctx Context. |
| * @throws IgniteCheckedException If failed. |
| */ |
| public void addDhtKey( |
| KeyCacheObject key, |
| boolean invalidateEntry, |
| GridCacheContext ctx |
| ) throws IgniteCheckedException { |
| invalidateEntries.set(idx, invalidateEntry); |
| |
| addKeyBytes(key, false, ctx); |
| } |
| |
| /** |
| * Marks last added key for preloading. |
| */ |
| public void markLastKeyForPreload() { |
| assert idx > 0; |
| |
| if (preloadKeys == null) |
| preloadKeys = new BitSet(); |
| |
| preloadKeys.set(idx - 1, true); |
| } |
| |
| /** |
| * @param idx Key index. |
| * @return {@code True} if need to preload key with given index. |
| */ |
| public boolean needPreloadKey(int idx) { |
| return preloadKeys != null && preloadKeys.get(idx); |
| } |
| |
| /** |
| * Sets owner and its mapped version. |
| * |
| * @param key Key. |
| * @param ownerMapped Owner mapped version. |
| */ |
| public void owned(KeyCacheObject key, GridCacheVersion ownerMapped) { |
| if (owned == null) |
| owned = new GridLeanMap<>(3); |
| |
| owned.put(key, ownerMapped); |
| } |
| |
| /** |
| * @param key Key. |
| * @return Owner and its mapped versions. |
| */ |
| @Nullable public GridCacheVersion owned(KeyCacheObject key) { |
| return owned == null ? null : owned.get(key); |
| } |
| |
| /** |
| * @param idx Entry index to check. |
| * @return {@code True} if near entry should be invalidated. |
| */ |
| public boolean invalidateNearEntry(int idx) { |
| return invalidateEntries.get(idx); |
| } |
| |
| /** |
| * @return Mini ID. |
| */ |
| public IgniteUuid miniId() { |
| return miniId; |
| } |
| |
| /** |
| * @return TTL for read operation. |
| */ |
| public long accessTtl() { |
| return accessTtl; |
| } |
| |
| /** |
| * @return Transaction label. |
| */ |
| @Nullable public String txLabel() { |
| return txLbl; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void prepareMarshal(GridCacheSharedContext ctx) throws IgniteCheckedException { |
| super.prepareMarshal(ctx); |
| |
| prepareMarshalCacheObjects(nearKeys, ctx.cacheContext(cacheId)); |
| |
| if (owned != null && ownedKeys == null) { |
| ownedKeys = new KeyCacheObject[owned.size()]; |
| ownedValues = new GridCacheVersion[ownedKeys.length]; |
| |
| int i = 0; |
| |
| for (Map.Entry<KeyCacheObject, GridCacheVersion> entry : owned.entrySet()) { |
| ownedKeys[i] = entry.getKey(); |
| ownedValues[i] = entry.getValue(); |
| i++; |
| } |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void finishUnmarshal(GridCacheSharedContext ctx, ClassLoader ldr) throws IgniteCheckedException { |
| super.finishUnmarshal(ctx, ldr); |
| |
| finishUnmarshalCacheObjects(nearKeys, ctx.cacheContext(cacheId), ldr); |
| |
| if (ownedKeys != null) { |
| owned = new GridLeanMap<>(ownedKeys.length); |
| |
| for (int i = 0; i < ownedKeys.length; i++) { |
| ownedKeys[i].finishUnmarshal(ctx.cacheContext(cacheId).cacheObjectContext(), ldr); |
| owned.put(ownedKeys[i], ownedValues[i]); |
| } |
| |
| ownedKeys = null; |
| ownedValues = null; |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean writeTo(ByteBuffer buf, MessageWriter writer) { |
| writer.setBuffer(buf); |
| |
| if (!super.writeTo(buf, writer)) |
| return false; |
| |
| if (!writer.isHeaderWritten()) { |
| if (!writer.writeHeader(directType(), fieldsCount())) |
| return false; |
| |
| writer.onHeaderWritten(); |
| } |
| |
| switch (writer.state()) { |
| case 21: |
| if (!writer.writeLong("accessTtl", accessTtl)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 22: |
| if (!writer.writeBitSet("invalidateEntries", invalidateEntries)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 23: |
| if (!writer.writeIgniteUuid("miniId", miniId)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 24: |
| if (!writer.writeCollection("nearKeys", nearKeys, MessageCollectionItemType.MSG)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 25: |
| if (!writer.writeObjectArray("ownedKeys", ownedKeys, MessageCollectionItemType.MSG)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 26: |
| if (!writer.writeObjectArray("ownedValues", ownedValues, MessageCollectionItemType.MSG)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 27: |
| if (!writer.writeBitSet("preloadKeys", preloadKeys)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 28: |
| if (!writer.writeUuid("subjId", subjId)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 29: |
| if (!writer.writeInt("taskNameHash", taskNameHash)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 30: |
| if (!writer.writeAffinityTopologyVersion("topVer", topVer)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 31: |
| if (!writer.writeString("txLbl", txLbl)) |
| return false; |
| |
| writer.incrementState(); |
| |
| } |
| |
| return true; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean readFrom(ByteBuffer buf, MessageReader reader) { |
| reader.setBuffer(buf); |
| |
| if (!reader.beforeMessageRead()) |
| return false; |
| |
| if (!super.readFrom(buf, reader)) |
| return false; |
| |
| switch (reader.state()) { |
| case 21: |
| accessTtl = reader.readLong("accessTtl"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 22: |
| invalidateEntries = reader.readBitSet("invalidateEntries"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 23: |
| miniId = reader.readIgniteUuid("miniId"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 24: |
| nearKeys = reader.readCollection("nearKeys", MessageCollectionItemType.MSG); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 25: |
| ownedKeys = reader.readObjectArray("ownedKeys", MessageCollectionItemType.MSG, KeyCacheObject.class); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 26: |
| ownedValues = reader.readObjectArray("ownedValues", MessageCollectionItemType.MSG, GridCacheVersion.class); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 27: |
| preloadKeys = reader.readBitSet("preloadKeys"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 28: |
| subjId = reader.readUuid("subjId"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 29: |
| taskNameHash = reader.readInt("taskNameHash"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 30: |
| topVer = reader.readAffinityTopologyVersion("topVer"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 31: |
| txLbl = reader.readString("txLbl"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| } |
| |
| return reader.afterMessageRead(GridDhtLockRequest.class); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public short directType() { |
| return 30; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public byte fieldsCount() { |
| return 32; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(GridDhtLockRequest.class, this, "super", super.toString()); |
| } |
| } |