| /** |
| * 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.hive.ql.exec.vector.expressions.gen; |
| |
| import org.apache.hadoop.hive.ql.exec.vector.expressions.VectorExpression; |
| import org.apache.hadoop.hive.ql.exec.vector.expressions.StringExpr; |
| import org.apache.hadoop.hive.ql.exec.vector.BytesColumnVector; |
| import org.apache.hadoop.hive.ql.exec.vector.LongColumnVector; |
| import org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch; |
| import org.apache.hadoop.hive.ql.exec.vector.VectorExpressionDescriptor; |
| |
| /** |
| * Filter the rows in a batch by comparing one string column to another. |
| * This code is generated from a template. |
| */ |
| public class <ClassName> extends VectorExpression { |
| |
| private static final long serialVersionUID = 1L; |
| |
| private int colNum1; |
| private int colNum2; |
| private int outputColumn; |
| |
| public <ClassName>(int colNum1, int colNum2, int outputColumn) { |
| this.colNum1 = colNum1; |
| this.colNum2 = colNum2; |
| this.outputColumn = outputColumn; |
| } |
| |
| public <ClassName>() { |
| } |
| |
| @Override |
| public void evaluate(VectorizedRowBatch batch) { |
| |
| if (childExpressions != null) { |
| super.evaluateChildren(batch); |
| } |
| |
| BytesColumnVector inputColVector1 = (BytesColumnVector) batch.cols[colNum1]; |
| BytesColumnVector inputColVector2 = (BytesColumnVector) batch.cols[colNum2]; |
| LongColumnVector outputColVector = (LongColumnVector) batch.cols[outputColumn]; |
| int[] sel = batch.selected; |
| boolean[] nullPos1 = inputColVector1.isNull; |
| boolean[] nullPos2 = inputColVector2.isNull; |
| boolean[] outNull = outputColVector.isNull; |
| |
| int n = batch.size; |
| byte[][] vector1 = inputColVector1.vector; |
| byte[][] vector2 = inputColVector2.vector; |
| int[] start1 = inputColVector1.start; |
| int[] start2 = inputColVector2.start; |
| int[] length1 = inputColVector1.length; |
| int[] length2 = inputColVector2.length; |
| |
| long[] outVector = outputColVector.vector; |
| |
| // return immediately if batch is empty |
| if (n == 0) { |
| return; |
| } |
| |
| outputColVector.noNulls = true; |
| outputColVector.isRepeating = false; |
| // handle case where neither input has nulls |
| if (inputColVector1.noNulls && inputColVector2.noNulls) { |
| outputColVector.noNulls = true; |
| if (inputColVector1.isRepeating && inputColVector2.isRepeating) { |
| outputColVector.isRepeating = true; |
| int ret = StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[0], start2[0], length2[0]); |
| if (ret <OperatorSymbol> 0) { |
| outVector[0] = 1; |
| } else { |
| outVector[0] = 0; |
| } |
| } else if (inputColVector1.isRepeating) { |
| if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| if (StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| if (StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } else if (inputColVector2.isRepeating) { |
| if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[0], start2[0], length2[0]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[0], start2[0], length2[0]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } else if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| |
| // handle case where only input 2 has nulls |
| } else if (inputColVector1.noNulls) { |
| outputColVector.noNulls = false; |
| if (inputColVector1.isRepeating && inputColVector2.isRepeating) { |
| outputColVector.isRepeating = true; |
| outNull[0] = nullPos2[0]; |
| if (!nullPos2[0]) { |
| if (StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[0], start2[0], length2[0]) <OperatorSymbol> 0) { |
| outVector[0] = 1; |
| } else { |
| outVector[0] = 0; |
| } |
| } |
| } else if (inputColVector1.isRepeating) { |
| |
| // no need to check for nulls in input 1 |
| if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| outNull[i] = nullPos2[i]; |
| if (!nullPos2[i]) { |
| if (StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| outNull[i] = nullPos2[i]; |
| if (!nullPos2[i]) { |
| if (StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } |
| } else if (inputColVector2.isRepeating) { |
| if (nullPos2[0]) { |
| // Entire output vector will be null |
| outputColVector.isRepeating = true; |
| outNull[0] = true; |
| return; |
| } |
| if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| outNull[i] = false; |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[0], start2[0], length2[0]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| outNull[i] = false; |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[0], start2[0], length2[0]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } else { // neither input is repeating |
| if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| outNull[i] = nullPos2[i]; |
| if (!nullPos2[i]) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| outNull[i] = nullPos2[i]; |
| if (!nullPos2[i]) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } |
| } |
| |
| // handle case where only input 1 has nulls |
| } else if (inputColVector2.noNulls) { |
| outputColVector.noNulls = false; |
| if (inputColVector1.isRepeating && inputColVector2.isRepeating) { |
| outputColVector.isRepeating = true; |
| outNull[0] = nullPos1[0]; |
| if (!nullPos1[0]) { |
| if (StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[0], start2[0], length2[0]) <OperatorSymbol> 0) { |
| outVector[0] = 1; |
| } else { |
| outVector[0] = 0; |
| } |
| } |
| } else if (inputColVector1.isRepeating) { |
| if (nullPos1[0]) { |
| // Entire output vector will be null |
| outputColVector.isRepeating = true; |
| outNull[0] = true; |
| return; |
| } |
| if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| outNull[i] = false; |
| if (StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| outNull[i] = false; |
| if (StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } else if (inputColVector2.isRepeating) { |
| if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| outNull[i] = nullPos1[i]; |
| if (!nullPos1[i]) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[0], start2[0], length2[0]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| outNull[i] = nullPos1[i]; |
| if (!nullPos1[i]) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[0], start2[0], length2[0]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } |
| } else { // neither input is repeating |
| if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| outNull[i] = nullPos1[i]; |
| if (!nullPos1[i]) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| outNull[i] = nullPos1[i]; |
| if (!nullPos1[i]) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } |
| } |
| |
| // handle case where both inputs have nulls |
| } else { |
| outputColVector.noNulls = false; |
| if (inputColVector1.isRepeating && inputColVector2.isRepeating) { |
| outputColVector.isRepeating = true; |
| outNull[0] = nullPos1[0] || nullPos2[0]; |
| if (!outNull[0]) { |
| if (StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[0], start2[0], length2[0]) <OperatorSymbol> 0) { |
| outVector[0] = 1; |
| } else { |
| outVector[0] = 0; |
| } |
| } |
| } else if (inputColVector1.isRepeating) { |
| if (nullPos1[0]) { |
| outputColVector.isRepeating = true; |
| outNull[0] = true; |
| return; |
| } |
| if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| outNull[i] = nullPos2[i]; |
| if (!nullPos2[i]) { |
| if (StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| outNull[i] = nullPos2[i]; |
| if (!nullPos2[i]) { |
| if (StringExpr.compare(vector1[0], start1[0], length1[0], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } |
| } else if (inputColVector2.isRepeating) { |
| if (nullPos2[0]) { |
| outputColVector.isRepeating = true; |
| outNull[0] = true; |
| return; |
| } |
| if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| outNull[i] = nullPos1[i]; |
| if (!nullPos1[i]) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[0], start2[0], length2[0]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| outNull[i] = nullPos1[i]; |
| if (!nullPos1[i]) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[0], start2[0], length2[0]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } |
| } else { // neither input is repeating |
| if (batch.selectedInUse) { |
| for(int j = 0; j != n; j++) { |
| int i = sel[j]; |
| outNull[i] = nullPos1[i] || nullPos2[i]; |
| if (!outNull[i]) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } else { |
| for(int i = 0; i != n; i++) { |
| outNull[i] = nullPos1[i] || nullPos2[i]; |
| if (!outNull[i]) { |
| if (StringExpr.compare(vector1[i], start1[i], length1[i], |
| vector2[i], start2[i], length2[i]) <OperatorSymbol> 0) { |
| outVector[i] = 1; |
| } else { |
| outVector[i] = 0; |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| @Override |
| public String getOutputType() { |
| return "boolean"; |
| } |
| |
| @Override |
| public int getOutputColumn() { |
| return outputColumn; |
| } |
| |
| public int getColNum1() { |
| return colNum1; |
| } |
| |
| public void setColNum1(int colNum1) { |
| this.colNum1 = colNum1; |
| } |
| |
| public int getColNum2() { |
| return colNum2; |
| } |
| |
| public void setColNum2(int colNum2) { |
| this.colNum2 = colNum2; |
| } |
| |
| public void setOutputColumn(int outputColumn) { |
| this.outputColumn = outputColumn; |
| } |
| |
| @Override |
| public VectorExpressionDescriptor.Descriptor getDescriptor() { |
| return (new VectorExpressionDescriptor.Builder()) |
| .setMode( |
| VectorExpressionDescriptor.Mode.PROJECTION) |
| .setNumArguments(2) |
| .setArgumentTypes( |
| VectorExpressionDescriptor.ArgumentType.STRING_FAMILY, |
| VectorExpressionDescriptor.ArgumentType.STRING_FAMILY) |
| .setInputExpressionTypes( |
| VectorExpressionDescriptor.InputExpressionType.COLUMN, |
| VectorExpressionDescriptor.InputExpressionType.COLUMN).build(); |
| } |
| } |
