| /* |
| * 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.transactions; |
| |
| import java.nio.ByteBuffer; |
| import java.util.Collection; |
| import java.util.Set; |
| import org.apache.ignite.IgniteCheckedException; |
| import org.apache.ignite.internal.GridDirectTransient; |
| import org.apache.ignite.internal.processors.cache.GridCacheMessage; |
| import org.apache.ignite.internal.processors.cache.GridCacheSharedContext; |
| import org.apache.ignite.internal.util.tostring.GridToStringExclude; |
| import org.apache.ignite.internal.util.tostring.GridToStringInclude; |
| import org.apache.ignite.internal.util.typedef.internal.A; |
| import org.apache.ignite.internal.util.typedef.internal.S; |
| import org.apache.ignite.internal.util.typedef.internal.U; |
| import org.apache.ignite.plugin.extensions.communication.MessageCollectionItemType; |
| import org.apache.ignite.plugin.extensions.communication.MessageReader; |
| import org.apache.ignite.plugin.extensions.communication.MessageWriter; |
| |
| /** |
| * Transactions lock list request. |
| */ |
| public class TxLocksRequest extends GridCacheMessage { |
| /** Serial version UID. */ |
| private static final long serialVersionUID = 0L; |
| |
| /** Future ID. */ |
| private long futId; |
| |
| /** Tx keys. */ |
| @GridToStringInclude |
| @GridDirectTransient |
| private Set<IgniteTxKey> txKeys; |
| |
| /** Array of txKeys from {@link #txKeys}. Used during marshalling and unmarshalling. */ |
| @GridToStringExclude |
| private IgniteTxKey[] txKeysArr; |
| |
| /** |
| * Default constructor. |
| */ |
| public TxLocksRequest() { |
| // No-op. |
| } |
| |
| /** |
| * @param futId Future ID. |
| * @param txKeys Target tx keys. |
| */ |
| public TxLocksRequest(long futId, Set<IgniteTxKey> txKeys) { |
| A.notEmpty(txKeys, "txKeys"); |
| |
| this.futId = futId; |
| this.txKeys = txKeys; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int handlerId() { |
| return 0; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean cacheGroupMessage() { |
| return false; |
| } |
| |
| /** |
| * @return Future ID. |
| */ |
| public long futureId() { |
| return futId; |
| } |
| |
| /** |
| * @return Tx keys. |
| */ |
| public Collection<IgniteTxKey> txKeys() { |
| return txKeys; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(TxLocksRequest.class, this); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean addDeploymentInfo() { |
| return addDepInfo; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void prepareMarshal(GridCacheSharedContext ctx) throws IgniteCheckedException { |
| super.prepareMarshal(ctx); |
| |
| txKeysArr = new IgniteTxKey[txKeys.size()]; |
| |
| int i = 0; |
| |
| for (IgniteTxKey key : txKeys) { |
| key.prepareMarshal(ctx.cacheContext(key.cacheId())); |
| |
| txKeysArr[i++] = key; |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void finishUnmarshal(GridCacheSharedContext ctx, ClassLoader ldr) throws IgniteCheckedException { |
| super.finishUnmarshal(ctx, ldr); |
| |
| txKeys = U.newHashSet(txKeysArr.length); |
| |
| for (IgniteTxKey key : txKeysArr) { |
| key.finishUnmarshal(ctx.cacheContext(key.cacheId()), ldr); |
| |
| txKeys.add(key); |
| } |
| |
| txKeysArr = 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 3: |
| if (!writer.writeLong("futId", futId)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 4: |
| if (!writer.writeObjectArray("txKeysArr", txKeysArr, MessageCollectionItemType.MSG)) |
| 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 3: |
| futId = reader.readLong("futId"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 4: |
| txKeysArr = reader.readObjectArray("txKeysArr", MessageCollectionItemType.MSG, IgniteTxKey.class); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| } |
| |
| return reader.afterMessageRead(TxLocksRequest.class); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public short directType() { |
| return -24; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public byte fieldsCount() { |
| return 5; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void onAckReceived() { |
| // No-op. |
| } |
| } |