| /* |
| * 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.marshal; |
| |
| import org.apache.cassandra.db.ArrayClustering; |
| import org.apache.cassandra.db.ArrayClusteringBound; |
| import org.apache.cassandra.db.ArrayClusteringBoundary; |
| import org.apache.cassandra.db.Clustering; |
| import org.apache.cassandra.db.ClusteringBound; |
| import org.apache.cassandra.db.ClusteringBoundary; |
| import org.apache.cassandra.db.ClusteringPrefix; |
| import org.apache.cassandra.db.rows.ArrayCell; |
| import org.apache.cassandra.db.rows.Cell; |
| import org.apache.cassandra.db.rows.CellPath; |
| import org.apache.cassandra.schema.ColumnMetadata; |
| import org.apache.cassandra.schema.TableMetadata; |
| |
| class ByteArrayObjectFactory implements ValueAccessor.ObjectFactory<byte[]> |
| { |
| private static final Clustering<byte[]> EMPTY_CLUSTERING = new ArrayClustering() |
| { |
| public String toString(TableMetadata metadata) |
| { |
| return "EMPTY"; |
| } |
| }; |
| |
| static final ValueAccessor.ObjectFactory<byte[]> instance = new ByteArrayObjectFactory(); |
| |
| private ByteArrayObjectFactory() {} |
| |
| /** The smallest start bound, i.e. the one that starts before any row. */ |
| private static final ArrayClusteringBound BOTTOM_BOUND = new ArrayClusteringBound(ClusteringPrefix.Kind.INCL_START_BOUND, new byte[0][]); |
| /** The biggest end bound, i.e. the one that ends after any row. */ |
| private static final ArrayClusteringBound TOP_BOUND = new ArrayClusteringBound(ClusteringPrefix.Kind.INCL_END_BOUND, new byte[0][]); |
| |
| public Cell<byte[]> cell(ColumnMetadata column, long timestamp, int ttl, int localDeletionTime, byte[] value, CellPath path) |
| { |
| return new ArrayCell(column, timestamp, ttl, localDeletionTime, value, path); |
| } |
| |
| public Clustering<byte[]> clustering(byte[]... values) |
| { |
| return new ArrayClustering(values); |
| } |
| |
| public Clustering<byte[]> clustering() |
| { |
| return EMPTY_CLUSTERING; |
| } |
| |
| public ClusteringBound<byte[]> bound(ClusteringPrefix.Kind kind, byte[]... values) |
| { |
| return new ArrayClusteringBound(kind, values); |
| } |
| |
| public ClusteringBound<byte[]> bound(ClusteringPrefix.Kind kind) |
| { |
| return kind.isStart() ? BOTTOM_BOUND : TOP_BOUND; |
| } |
| |
| public ClusteringBoundary<byte[]> boundary(ClusteringPrefix.Kind kind, byte[]... values) |
| { |
| return new ArrayClusteringBoundary(kind, values); |
| } |
| } |