/*
* 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.colocated;
import org.apache.ignite.IgniteCheckedException;
import org.apache.ignite.internal.processors.cache.CacheObject;
import org.apache.ignite.internal.processors.cache.GridCacheContext;
import org.apache.ignite.internal.processors.cache.GridCacheOperation;
import org.apache.ignite.internal.processors.cache.KeyCacheObject;
import org.apache.ignite.internal.processors.cache.database.CacheDataRow;
import org.apache.ignite.internal.processors.cache.distributed.GridDistributedCacheEntry;
import org.apache.ignite.internal.processors.cache.version.GridCacheVersion;
import org.apache.ignite.internal.util.typedef.internal.S;
import org.jetbrains.annotations.Nullable;
/**
* Detached cache entry.
*/
public class GridDhtDetachedCacheEntry extends GridDistributedCacheEntry {
/**
* @param ctx Cache context.
* @param key Cache key.
*/
public GridDhtDetachedCacheEntry(GridCacheContext ctx, KeyCacheObject key) {
super(ctx, key);
}
/**
* Sets value to detached entry so it can be retrieved in transactional gets.
*
* @param val Value.
* @param ver Version.
*/
public void resetFromPrimary(CacheObject val, GridCacheVersion ver) {
value(val);
this.ver = ver;
}
/** {@inheritDoc} */
@Nullable @Override public CacheDataRow unswap(boolean needVal, boolean checkExpire) throws IgniteCheckedException {
return null;
}
/** {@inheritDoc} */
@Override protected void value(@Nullable CacheObject val) {
this.val = val;
}
/** {@inheritDoc} */
@Override protected void storeValue(CacheObject val,
long expireTime,
GridCacheVersion ver,
CacheDataRow oldRow) throws IgniteCheckedException {
// No-op for detached entries, index is updated on primary nodes.
}
/** {@inheritDoc} */
@Override protected void logUpdate(GridCacheOperation op, CacheObject val, GridCacheVersion writeVer, long expireTime, long updCntr) throws IgniteCheckedException {
// No-op for detached entries, index is updated on primary or backup nodes.
}
/** {@inheritDoc} */
@Override protected void removeValue() throws IgniteCheckedException {
// No-op for detached entries, index is updated on primary or backup nodes.
}
/** {@inheritDoc} */
@Override public boolean detached() {
return true;
}
/** {@inheritDoc} */
@Override public synchronized String toString() {
return S.toString(GridDhtDetachedCacheEntry.class, this, "super", super.toString());
}
/** {@inheritDoc} */
@Override public boolean addRemoved(GridCacheVersion ver) {
// No-op for detached cache entry.
return true;
}
/** {@inheritDoc} */
@Override public int partition() {
return cctx.affinity().partition(key);
}
}