| /* |
| * 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.hadoop.hbase.spark |
| |
| import java.util |
| |
| import org.apache.yetus.audience.InterfaceAudience; |
| |
| /** |
| * This object is a clean way to store and sort all cells that will be bulk |
| * loaded into a single row |
| */ |
| @InterfaceAudience.Public |
| class FamiliesQualifiersValues extends Serializable { |
| //Tree maps are used because we need the results to |
| // be sorted when we read them |
| val familyMap = new util.TreeMap[ByteArrayWrapper, |
| util.TreeMap[ByteArrayWrapper, Array[Byte]]]() |
| |
| //normally in a row there are more columns then |
| //column families this wrapper is reused for column |
| //family look ups |
| val reusableWrapper = new ByteArrayWrapper(null) |
| |
| /** |
| * Adds a new cell to an existing row |
| * @param family HBase column family |
| * @param qualifier HBase column qualifier |
| * @param value HBase cell value |
| */ |
| def += (family: Array[Byte], qualifier: Array[Byte], value: Array[Byte]): Unit = { |
| |
| reusableWrapper.value = family |
| |
| var qualifierValues = familyMap.get(reusableWrapper) |
| |
| if (qualifierValues == null) { |
| qualifierValues = new util.TreeMap[ByteArrayWrapper, Array[Byte]]() |
| familyMap.put(new ByteArrayWrapper(family), qualifierValues) |
| } |
| |
| qualifierValues.put(new ByteArrayWrapper(qualifier), value) |
| } |
| |
| /** |
| * A wrapper for "+=" method above, can be used by Java |
| * @param family HBase column family |
| * @param qualifier HBase column qualifier |
| * @param value HBase cell value |
| */ |
| def add(family: Array[Byte], qualifier: Array[Byte], value: Array[Byte]): Unit = { |
| this += (family, qualifier, value) |
| } |
| } |