| /* |
| * 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.carbondata.spark.rdd |
| |
| import java.util.regex.Pattern |
| |
| import org.apache.spark.sql.Row |
| |
| case class DataFormat(delimiters: Array[String], |
| var delimiterIndex: Int, |
| patterns: Array[Pattern]) extends Serializable { |
| self => |
| def getSplits(input: String): Array[String] = { |
| // -1 in case after splitting the last column is empty, the surrogate key ahs to be generated |
| // for empty value too |
| patterns(delimiterIndex).split(input, -1) |
| } |
| |
| def cloneAndIncreaseIndex: DataFormat = { |
| DataFormat(delimiters, Math.min(delimiterIndex + 1, delimiters.length - 1), patterns) |
| } |
| } |
| |
| class StringArrayRow(var values: Array[String]) extends Row { |
| |
| override def length: Int = values.length |
| |
| override def get(i: Int): Any = values(i) |
| |
| override def getString(i: Int): String = values(i) |
| |
| private def reset(): Unit = { |
| val len = values.length |
| var i = 0 |
| while (i < len) { |
| values(i) = null |
| i = i + 1 |
| } |
| } |
| |
| override def copy(): Row = { |
| val tmpValues = new Array[String](values.length) |
| System.arraycopy(values, 0, tmpValues, 0, values.length) |
| new StringArrayRow(tmpValues) |
| } |
| |
| def setValues(values: Array[String]): StringArrayRow = { |
| reset() |
| if (values != null) { |
| val minLength = Math.min(this.values.length, values.length) |
| System.arraycopy(values, 0, this.values, 0, minLength) |
| } |
| this |
| } |
| } |