| /* |
| * 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.cassandra.db.rows; |
| |
| import java.nio.ByteBuffer; |
| import java.security.MessageDigest; |
| import java.util.Objects; |
| |
| import org.apache.cassandra.config.CFMetaData; |
| import org.apache.cassandra.db.*; |
| import org.apache.cassandra.utils.memory.AbstractAllocator; |
| |
| /** |
| * A range tombstone marker that indicates the bound of a range tombstone (start or end). |
| */ |
| public class RangeTombstoneBoundMarker extends AbstractRangeTombstoneMarker |
| { |
| private final DeletionTime deletion; |
| |
| public RangeTombstoneBoundMarker(RangeTombstone.Bound bound, DeletionTime deletion) |
| { |
| super(bound); |
| assert !bound.isBoundary(); |
| this.deletion = deletion; |
| } |
| |
| public RangeTombstoneBoundMarker(Slice.Bound bound, DeletionTime deletion) |
| { |
| this(new RangeTombstone.Bound(bound.kind(), bound.getRawValues()), deletion); |
| } |
| |
| public static RangeTombstoneBoundMarker inclusiveOpen(boolean reversed, ByteBuffer[] boundValues, DeletionTime deletion) |
| { |
| RangeTombstone.Bound bound = RangeTombstone.Bound.inclusiveOpen(reversed, boundValues); |
| return new RangeTombstoneBoundMarker(bound, deletion); |
| } |
| |
| public static RangeTombstoneBoundMarker exclusiveOpen(boolean reversed, ByteBuffer[] boundValues, DeletionTime deletion) |
| { |
| RangeTombstone.Bound bound = RangeTombstone.Bound.exclusiveOpen(reversed, boundValues); |
| return new RangeTombstoneBoundMarker(bound, deletion); |
| } |
| |
| public static RangeTombstoneBoundMarker inclusiveClose(boolean reversed, ByteBuffer[] boundValues, DeletionTime deletion) |
| { |
| RangeTombstone.Bound bound = RangeTombstone.Bound.inclusiveClose(reversed, boundValues); |
| return new RangeTombstoneBoundMarker(bound, deletion); |
| } |
| |
| public static RangeTombstoneBoundMarker exclusiveClose(boolean reversed, ByteBuffer[] boundValues, DeletionTime deletion) |
| { |
| RangeTombstone.Bound bound = RangeTombstone.Bound.exclusiveClose(reversed, boundValues); |
| return new RangeTombstoneBoundMarker(bound, deletion); |
| } |
| |
| public boolean isBoundary() |
| { |
| return false; |
| } |
| |
| /** |
| * The deletion time for the range tombstone this is a bound of. |
| */ |
| public DeletionTime deletionTime() |
| { |
| return deletion; |
| } |
| |
| public DeletionTime openDeletionTime(boolean reversed) |
| { |
| if (!isOpen(reversed)) |
| throw new IllegalStateException(); |
| return deletion; |
| } |
| |
| public DeletionTime closeDeletionTime(boolean reversed) |
| { |
| if (isOpen(reversed)) |
| throw new IllegalStateException(); |
| return deletion; |
| } |
| |
| public boolean openIsInclusive(boolean reversed) |
| { |
| if (!isOpen(reversed)) |
| throw new IllegalStateException(); |
| return bound.isInclusive(); |
| } |
| |
| public boolean closeIsInclusive(boolean reversed) |
| { |
| if (isOpen(reversed)) |
| throw new IllegalStateException(); |
| return bound.isInclusive(); |
| } |
| |
| public RangeTombstone.Bound openBound(boolean reversed) |
| { |
| return isOpen(reversed) ? clustering() : null; |
| } |
| |
| public RangeTombstone.Bound closeBound(boolean reversed) |
| { |
| return isClose(reversed) ? clustering() : null; |
| } |
| |
| public RangeTombstoneBoundMarker copy(AbstractAllocator allocator) |
| { |
| return new RangeTombstoneBoundMarker(clustering().copy(allocator), deletion); |
| } |
| |
| public void digest(MessageDigest digest) |
| { |
| bound.digest(digest); |
| deletion.digest(digest); |
| } |
| |
| public String toString(CFMetaData metadata) |
| { |
| return "Marker " + bound.toString(metadata) + '@' + deletion.markedForDeleteAt(); |
| } |
| |
| @Override |
| public boolean equals(Object other) |
| { |
| if(!(other instanceof RangeTombstoneBoundMarker)) |
| return false; |
| |
| RangeTombstoneBoundMarker that = (RangeTombstoneBoundMarker)other; |
| return this.bound.equals(that.bound) |
| && this.deletion.equals(that.deletion); |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| return Objects.hash(bound, deletion); |
| } |
| } |
| |