| /* |
| * 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.IgniteCheckedException; |
| import org.apache.ignite.internal.GridDirectTransient; |
| import org.apache.ignite.internal.processors.cache.version.GridCacheVersion; |
| import org.apache.ignite.internal.util.tostring.GridToStringInclude; |
| 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.Message; |
| import org.apache.ignite.plugin.extensions.communication.MessageReader; |
| import org.apache.ignite.plugin.extensions.communication.MessageWriter; |
| |
| import java.nio.ByteBuffer; |
| |
| /** |
| * Entry information that gets passed over wire. |
| */ |
| public class GridCacheEntryInfo implements Message { |
| /** */ |
| private static final int SIZE_OVERHEAD = 3 * 8 /* reference */ + 4 /* int */ + 2 * 8 /* long */ + 32 /* version */; |
| |
| /** */ |
| private static final long serialVersionUID = 0L; |
| |
| /** Cache key. */ |
| @GridToStringInclude |
| private KeyCacheObject key; |
| |
| /** Cache ID. */ |
| private int cacheId; |
| |
| /** Cache value. */ |
| private CacheObject val; |
| |
| /** Time to live. */ |
| private long ttl; |
| |
| /** Expiration time. */ |
| private long expireTime; |
| |
| /** Entry version. */ |
| private GridCacheVersion ver; |
| |
| /** New flag. */ |
| @GridDirectTransient |
| private boolean isNew; |
| |
| /** Deleted flag. */ |
| @GridDirectTransient |
| private boolean deleted; |
| |
| /** |
| * @return Cache ID. |
| */ |
| public int cacheId() { |
| return cacheId; |
| } |
| |
| /** |
| * @param cacheId Cache ID. |
| */ |
| public void cacheId(int cacheId) { |
| this.cacheId = cacheId; |
| } |
| |
| /** |
| * @param key Entry key. |
| */ |
| public void key(KeyCacheObject key) { |
| this.key = key; |
| } |
| |
| /** |
| * @return Entry key. |
| */ |
| public KeyCacheObject key() { |
| return key; |
| } |
| |
| /** |
| * @return Entry value. |
| */ |
| public CacheObject value() { |
| return val; |
| } |
| |
| /** |
| * @param val Entry value. |
| */ |
| public void value(CacheObject val) { |
| this.val = val; |
| } |
| |
| /** |
| * @return Expire time. |
| */ |
| public long expireTime() { |
| return expireTime; |
| } |
| |
| /** |
| * @param expireTime Expiration time. |
| */ |
| public void expireTime(long expireTime) { |
| this.expireTime = expireTime; |
| } |
| |
| /** |
| * @return Time to live. |
| */ |
| public long ttl() { |
| return ttl; |
| } |
| |
| /** |
| * @param ttl Time to live. |
| */ |
| public void ttl(long ttl) { |
| this.ttl = ttl; |
| } |
| |
| /** |
| * @return Version. |
| */ |
| public GridCacheVersion version() { |
| return ver; |
| } |
| |
| /** |
| * @param ver Version. |
| */ |
| public void version(GridCacheVersion ver) { |
| this.ver = ver; |
| } |
| |
| /** |
| * @return New flag. |
| */ |
| public boolean isNew() { |
| return isNew; |
| } |
| |
| /** |
| * @param isNew New flag. |
| */ |
| public void setNew(boolean isNew) { |
| this.isNew = isNew; |
| } |
| |
| /** |
| * @return {@code True} if deleted. |
| */ |
| public boolean isDeleted() { |
| return deleted; |
| } |
| |
| /** |
| * @param deleted Deleted flag. |
| */ |
| public void setDeleted(boolean deleted) { |
| this.deleted = deleted; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void onAckReceived() { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean writeTo(ByteBuffer buf, MessageWriter writer) { |
| writer.setBuffer(buf); |
| |
| if (!writer.isHeaderWritten()) { |
| if (!writer.writeHeader(directType(), fieldsCount())) |
| return false; |
| |
| writer.onHeaderWritten(); |
| } |
| |
| switch (writer.state()) { |
| case 0: |
| if (!writer.writeInt("cacheId", cacheId)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 1: |
| if (!writer.writeLong("expireTime", expireTime)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 2: |
| if (!writer.writeMessage("key", key)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 3: |
| if (!writer.writeLong("ttl", ttl)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 4: |
| if (!writer.writeMessage("val", val)) |
| return false; |
| |
| writer.incrementState(); |
| |
| case 5: |
| if (!writer.writeMessage("ver", ver)) |
| return false; |
| |
| writer.incrementState(); |
| |
| } |
| |
| return true; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean readFrom(ByteBuffer buf, MessageReader reader) { |
| reader.setBuffer(buf); |
| |
| if (!reader.beforeMessageRead()) |
| return false; |
| |
| switch (reader.state()) { |
| case 0: |
| cacheId = reader.readInt("cacheId"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 1: |
| expireTime = reader.readLong("expireTime"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 2: |
| key = reader.readMessage("key"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 3: |
| ttl = reader.readLong("ttl"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 4: |
| val = reader.readMessage("val"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| case 5: |
| ver = reader.readMessage("ver"); |
| |
| if (!reader.isLastRead()) |
| return false; |
| |
| reader.incrementState(); |
| |
| } |
| |
| return reader.afterMessageRead(GridCacheEntryInfo.class); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public short directType() { |
| return 91; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public byte fieldsCount() { |
| return 6; |
| } |
| |
| /** |
| * @param ctx Context. |
| * @param ldr Loader. |
| * @throws IgniteCheckedException If failed. |
| */ |
| public void unmarshalValue(GridCacheContext<?, ?> ctx, ClassLoader ldr) throws IgniteCheckedException { |
| if (val != null) |
| val.finishUnmarshal(ctx.cacheObjectContext(), ldr); |
| } |
| |
| /** |
| * @param ctx Cache object context. |
| * @return Marshalled size. |
| * @throws IgniteCheckedException If failed. |
| */ |
| public int marshalledSize(CacheObjectContext ctx) throws IgniteCheckedException { |
| int size = 0; |
| |
| if (val != null) |
| size += val.valueBytes(ctx).length; |
| |
| size += key.valueBytes(ctx).length; |
| |
| return SIZE_OVERHEAD + size; |
| } |
| |
| /** |
| * @param ctx Cache context. |
| * @throws IgniteCheckedException In case of error. |
| */ |
| public void marshal(GridCacheContext ctx) throws IgniteCheckedException { |
| marshal(ctx.cacheObjectContext()); |
| } |
| |
| /** |
| * @param ctx Cache context. |
| * @throws IgniteCheckedException In case of error. |
| */ |
| public void marshal(CacheObjectContext ctx) throws IgniteCheckedException { |
| assert key != null; |
| |
| key.prepareMarshal(ctx); |
| |
| if (val != null) |
| val.prepareMarshal(ctx); |
| |
| if (expireTime == 0) |
| expireTime = -1; |
| else { |
| expireTime = expireTime - U.currentTimeMillis(); |
| |
| if (expireTime < 0) |
| expireTime = 0; |
| } |
| } |
| |
| /** |
| * Unmarshalls entry. |
| * |
| * @param ctx Cache context. |
| * @param clsLdr Class loader. |
| * @throws IgniteCheckedException If unmarshalling failed. |
| */ |
| public void unmarshal(GridCacheContext ctx, ClassLoader clsLdr) throws IgniteCheckedException { |
| unmarshal(ctx.cacheObjectContext(), clsLdr); |
| } |
| |
| /** |
| * Unmarshalls entry. |
| * |
| * @param ctx Cache context. |
| * @param clsLdr Class loader. |
| * @throws IgniteCheckedException If unmarshalling failed. |
| */ |
| public void unmarshal(CacheObjectContext ctx, ClassLoader clsLdr) throws IgniteCheckedException { |
| key.finishUnmarshal(ctx, clsLdr); |
| |
| if (val != null) |
| val.finishUnmarshal(ctx, clsLdr); |
| |
| long remaining = expireTime; |
| |
| expireTime = remaining < 0 ? 0 : U.currentTimeMillis() + remaining; |
| |
| // Account for overflow. |
| if (expireTime < 0) |
| expireTime = 0; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(GridCacheEntryInfo.class, this); |
| } |
| } |