| /* |
| * 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.phoenix.util; |
| |
| import org.apache.hadoop.hbase.Cell; |
| import org.apache.hadoop.hbase.CellUtil; |
| import org.apache.hadoop.hbase.KeyValue; |
| import org.apache.hadoop.hbase.io.ImmutableBytesWritable; |
| import org.apache.phoenix.schema.types.PLong; |
| import org.apache.phoenix.schema.types.PSmallint; |
| |
| public final class ViewIndexIdRetrieveUtil { |
| public static final int VIEW_INDEX_ID_BIGINT_TYPE_PTR_LEN = 9; |
| public static final int VIEW_INDEX_ID_SMALLINT_TYPE_VALUE_LEN = 3; |
| public static final int NULL_DATA_TYPE_VALUE = 0; |
| |
| private ViewIndexIdRetrieveUtil() { |
| |
| } |
| |
| public static Cell buildNewCell(Cell viewIndexIdCell, byte[] newVal) { |
| KeyValue keyValue = new KeyValue( |
| viewIndexIdCell.getRowArray(), viewIndexIdCell.getRowOffset(), |
| viewIndexIdCell.getRowLength(), |
| viewIndexIdCell.getFamilyArray(), viewIndexIdCell.getFamilyOffset(), |
| viewIndexIdCell.getFamilyLength(), |
| viewIndexIdCell.getQualifierArray(), viewIndexIdCell.getQualifierOffset(), |
| viewIndexIdCell.getQualifierLength(), |
| viewIndexIdCell.getTimestamp(),KeyValue.Type.Put, |
| newVal, 0,newVal.length); |
| keyValue.setSequenceId(viewIndexIdCell.getSequenceId()); |
| return keyValue; |
| } |
| |
| public static Cell getRetrievedViewIndexIdCell(Cell viewIndexIdCell, boolean isShortToLong) { |
| |
| ImmutableBytesWritable columnValue = |
| new ImmutableBytesWritable(CellUtil.cloneValue(viewIndexIdCell)); |
| ImmutableBytesWritable newValue = new ImmutableBytesWritable(); |
| |
| byte[] newBytes; |
| |
| if (isShortToLong) { |
| newBytes = PLong.INSTANCE.toBytes(PSmallint.INSTANCE.toObject(columnValue.get())); |
| } else { |
| newBytes = PSmallint.INSTANCE.toBytes(PLong.INSTANCE.toObject(columnValue.get())); |
| } |
| newValue.set(newBytes); |
| return buildNewCell(viewIndexIdCell, newValue.get()); |
| } |
| } |