| |
| |
| /* |
| * 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.geode.internal.cache.entries; |
| |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| import java.util.concurrent.atomic.AtomicLongFieldUpdater; |
| |
| import org.apache.geode.internal.cache.DiskId; |
| import org.apache.geode.internal.cache.DiskStoreImpl; |
| import org.apache.geode.internal.cache.InternalRegion; |
| import org.apache.geode.internal.cache.PlaceHolderDiskRegion; |
| import org.apache.geode.internal.cache.RegionEntry; |
| import org.apache.geode.internal.cache.RegionEntryContext; |
| import org.apache.geode.internal.cache.eviction.EvictionController; |
| import org.apache.geode.internal.cache.eviction.EvictionNode; |
| import org.apache.geode.internal.cache.persistence.DiskRecoveryStore; |
| import org.apache.geode.internal.util.concurrent.CustomEntryConcurrentHashMap.HashEntry; |
| |
| /* |
| * macros whose definition changes this class: |
| * |
| * disk: DISK lru: LRU stats: STATS versioned: VERSIONED offheap: OFFHEAP |
| * |
| * One of the following key macros must be defined: |
| * |
| * key object: KEY_OBJECT key int: KEY_INT key long: KEY_LONG key uuid: KEY_UUID key string1: |
| * KEY_STRING1 key string2: KEY_STRING2 |
| */ |
| /** |
| * Do not modify this class. It was generated. Instead modify LeafRegionEntry.cpp and then run |
| * ./dev-tools/generateRegionEntryClasses.sh (it must be run from the top level directory). |
| */ |
| public class VMThinDiskLRURegionEntryHeapStringKey2 extends VMThinDiskLRURegionEntryHeap { |
| // --------------------------------------- common fields ---------------------------------------- |
| private static final AtomicLongFieldUpdater<VMThinDiskLRURegionEntryHeapStringKey2> LAST_MODIFIED_UPDATER = |
| AtomicLongFieldUpdater.newUpdater(VMThinDiskLRURegionEntryHeapStringKey2.class, |
| "lastModified"); |
| protected int hash; |
| private HashEntry<Object, Object> nextEntry; |
| @SuppressWarnings("unused") |
| private volatile long lastModified; |
| private volatile Object value; |
| // ---------------------------------------- disk fields ----------------------------------------- |
| /** |
| * @since GemFire 5.1 |
| */ |
| protected DiskId id; |
| // --------------------------------------- key fields ------------------------------------------- |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| /** |
| * strlen is encoded in lowest 6 bits (max strlen is 63)<br> |
| * character encoding info is in bits 7 and 8<br> |
| * The other bits are used to encoded character data. |
| */ |
| private final long bits1; |
| /** |
| * bits2 encodes character data |
| */ |
| private final long bits2; |
| |
| public VMThinDiskLRURegionEntryHeapStringKey2(final RegionEntryContext context, final String key, |
| final Object value, final boolean byteEncode) { |
| super(context, (value instanceof RecoveredEntry ? null : value)); |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| initialize(context, value); |
| // caller has already confirmed that key.length <= MAX_INLINE_STRING_KEY |
| long tempBits1 = 0L; |
| long tempBits2 = 0L; |
| if (byteEncode) { |
| for (int i = key.length() - 1; i >= 0; i--) { |
| // Note: we know each byte is <= 0x7f so the "& 0xff" is not needed. But I added it in to |
| // keep findbugs happy. |
| if (i < 7) { |
| tempBits1 |= (byte) key.charAt(i) & 0xff; |
| tempBits1 <<= 8; |
| } else { |
| tempBits2 <<= 8; |
| tempBits2 |= (byte) key.charAt(i) & 0xff; |
| } |
| } |
| tempBits1 |= 1 << 6; |
| } else { |
| for (int i = key.length() - 1; i >= 0; i--) { |
| if (i < 3) { |
| tempBits1 |= key.charAt(i); |
| tempBits1 <<= 16; |
| } else { |
| tempBits2 <<= 16; |
| tempBits2 |= key.charAt(i); |
| } |
| } |
| } |
| tempBits1 |= key.length(); |
| this.bits1 = tempBits1; |
| this.bits2 = tempBits2; |
| } |
| |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| @Override |
| protected Object getValueField() { |
| return this.value; |
| } |
| |
| @Override |
| protected void setValueField(final Object value) { |
| this.value = value; |
| } |
| |
| @Override |
| protected long getLastModifiedField() { |
| return LAST_MODIFIED_UPDATER.get(this); |
| } |
| |
| @Override |
| protected boolean compareAndSetLastModifiedField(final long expectedValue, final long newValue) { |
| return LAST_MODIFIED_UPDATER.compareAndSet(this, expectedValue, newValue); |
| } |
| |
| @Override |
| public int getEntryHash() { |
| return this.hash; |
| } |
| |
| @Override |
| protected void setEntryHash(final int hash) { |
| this.hash = hash; |
| } |
| |
| @Override |
| public HashEntry<Object, Object> getNextEntry() { |
| return this.nextEntry; |
| } |
| |
| @Override |
| public void setNextEntry(final HashEntry<Object, Object> nextEntry) { |
| this.nextEntry = nextEntry; |
| } |
| |
| // ----------------------------------------- disk code ------------------------------------------ |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| protected void initialize(final RegionEntryContext context, final Object value) { |
| boolean isBackup; |
| if (context instanceof InternalRegion) { |
| isBackup = ((InternalRegion) context).getDiskRegion().isBackup(); |
| } else if (context instanceof PlaceHolderDiskRegion) { |
| isBackup = true; |
| } else { |
| throw new IllegalArgumentException("expected a InternalRegion or PlaceHolderDiskRegion"); |
| } |
| // Delay the initialization of DiskID if overflow only |
| if (isBackup) { |
| diskInitialize(context, value); |
| } |
| } |
| |
| @Override |
| public synchronized int updateAsyncEntrySize(final EvictionController evictionController) { |
| int oldSize = getEntrySize(); |
| int newSize = evictionController.entrySize(getKeyForSizing(), null); |
| setEntrySize(newSize); |
| int delta = newSize - oldSize; |
| return delta; |
| } |
| |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| @Override |
| public DiskId getDiskId() { |
| return this.id; |
| } |
| |
| @Override |
| public void setDiskId(final RegionEntry oldEntry) { |
| this.id = ((DiskEntry) oldEntry).getDiskId(); |
| } |
| |
| private void diskInitialize(final RegionEntryContext context, final Object value) { |
| DiskRecoveryStore diskRecoveryStore = (DiskRecoveryStore) context; |
| DiskStoreImpl diskStore = diskRecoveryStore.getDiskStore(); |
| long maxOplogSize = diskStore.getMaxOplogSize(); |
| // get appropriate instance of DiskId implementation based on maxOplogSize |
| this.id = DiskId.createDiskId(maxOplogSize, true, diskStore.needsLinkedList()); |
| Helper.initialize(this, diskRecoveryStore, value); |
| } |
| |
| // --------------------------------------- eviction code ---------------------------------------- |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| @Override |
| public void setDelayedDiskId(final DiskRecoveryStore diskRecoveryStore) { |
| DiskStoreImpl diskStore = diskRecoveryStore.getDiskStore(); |
| long maxOplogSize = diskStore.getMaxOplogSize(); |
| this.id = DiskId.createDiskId(maxOplogSize, false, diskStore.needsLinkedList()); |
| } |
| |
| @Override |
| public synchronized int updateEntrySize(final EvictionController evictionController) { |
| // OFFHEAP: getValue ok w/o incing refcount because we are synced and only getting the size |
| return updateEntrySize(evictionController, getValue()); |
| } |
| |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| @Override |
| public synchronized int updateEntrySize(final EvictionController evictionController, |
| final Object value) { |
| int oldSize = getEntrySize(); |
| int newSize = evictionController.entrySize(getKeyForSizing(), value); |
| setEntrySize(newSize); |
| int delta = newSize - oldSize; |
| return delta; |
| } |
| |
| @Override |
| public boolean isRecentlyUsed() { |
| return areAnyBitsSet(RECENTLY_USED); |
| } |
| |
| @Override |
| public void setRecentlyUsed(RegionEntryContext context) { |
| if (!isRecentlyUsed()) { |
| setBits(RECENTLY_USED); |
| context.incRecentlyUsed(); |
| } |
| } |
| |
| @Override |
| public void unsetRecentlyUsed() { |
| clearBits(~RECENTLY_USED); |
| } |
| |
| @Override |
| public boolean isEvicted() { |
| return areAnyBitsSet(EVICTED); |
| } |
| |
| @Override |
| public void setEvicted() { |
| setBits(EVICTED); |
| } |
| |
| @Override |
| public void unsetEvicted() { |
| clearBits(~EVICTED); |
| } |
| |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| private EvictionNode nextEvictionNode; |
| private EvictionNode previousEvictionNode; |
| private int size; |
| |
| @Override |
| public void setNext(final EvictionNode nextEvictionNode) { |
| this.nextEvictionNode = nextEvictionNode; |
| } |
| |
| @Override |
| public EvictionNode next() { |
| return this.nextEvictionNode; |
| } |
| |
| @Override |
| public void setPrevious(final EvictionNode previousEvictionNode) { |
| this.previousEvictionNode = previousEvictionNode; |
| } |
| |
| @Override |
| public EvictionNode previous() { |
| return this.previousEvictionNode; |
| } |
| |
| @Override |
| public int getEntrySize() { |
| return this.size; |
| } |
| |
| protected void setEntrySize(final int size) { |
| this.size = size; |
| } |
| |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| @Override |
| public Object getKeyForSizing() { |
| // inline keys always report null for sizing since the size comes from the entry size |
| return null; |
| } |
| |
| // ----------------------------------------- key code ------------------------------------------- |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| private int getKeyLength() { |
| return (int) (this.bits1 & 0x003fL); |
| } |
| |
| private int getEncoding() { |
| // 0 means encoded as char |
| // 1 means encoded as bytes that are all <= 0x7f; |
| return (int) (this.bits1 >> 6) & 0x03; |
| } |
| |
| @Override |
| public Object getKey() { |
| int keyLength = getKeyLength(); |
| char[] chars = new char[keyLength]; |
| long tempBits1 = this.bits1; |
| long tempBits2 = this.bits2; |
| if (getEncoding() == 1) { |
| for (int i = 0; i < keyLength; i++) { |
| if (i < 7) { |
| tempBits1 >>= 8; |
| chars[i] = (char) (tempBits1 & 0x00ff); |
| } else { |
| chars[i] = (char) (tempBits2 & 0x00ff); |
| tempBits2 >>= 8; |
| } |
| } |
| } else { |
| for (int i = 0; i < keyLength; i++) { |
| if (i < 3) { |
| tempBits1 >>= 16; |
| chars[i] = (char) (tempBits1 & 0x00FFff); |
| } else { |
| chars[i] = (char) (tempBits2 & 0x00FFff); |
| tempBits2 >>= 16; |
| } |
| } |
| } |
| return new String(chars); |
| } |
| |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| @Override |
| public boolean isKeyEqual(final Object key) { |
| if (key instanceof String) { |
| String stringKey = (String) key; |
| int keyLength = getKeyLength(); |
| if (stringKey.length() == keyLength) { |
| long tempBits1 = this.bits1; |
| long tempBits2 = this.bits2; |
| if (getEncoding() == 1) { |
| for (int i = 0; i < keyLength; i++) { |
| char character; |
| if (i < 7) { |
| tempBits1 >>= 8; |
| character = (char) (tempBits1 & 0x00ff); |
| } else { |
| character = (char) (tempBits2 & 0x00ff); |
| tempBits2 >>= 8; |
| } |
| if (stringKey.charAt(i) != character) { |
| return false; |
| } |
| } |
| } else { |
| for (int i = 0; i < keyLength; i++) { |
| char character; |
| if (i < 3) { |
| tempBits1 >>= 16; |
| character = (char) (tempBits1 & 0x00FFff); |
| } else { |
| character = (char) (tempBits2 & 0x00FFff); |
| tempBits2 >>= 16; |
| } |
| if (stringKey.charAt(i) != character) { |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| } |
| return false; |
| } |
| // DO NOT modify this class. It was generated from LeafRegionEntry.cpp |
| } |