| /* |
| * 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.asterix.runtime.evaluators.functions.records; |
| |
| import org.apache.asterix.om.functions.BuiltinFunctions; |
| import org.apache.asterix.om.functions.IFunctionDescriptor; |
| import org.apache.asterix.om.functions.IFunctionDescriptorFactory; |
| import org.apache.asterix.om.functions.IFunctionTypeInferer; |
| import org.apache.asterix.om.types.IAType; |
| import org.apache.asterix.runtime.evaluators.base.AbstractScalarFunctionDynamicDescriptor; |
| import org.apache.asterix.runtime.functions.FunctionTypeInferers; |
| import org.apache.hyracks.algebricks.core.algebra.functions.FunctionIdentifier; |
| import org.apache.hyracks.algebricks.runtime.base.IEvaluatorContext; |
| import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator; |
| import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluatorFactory; |
| import org.apache.hyracks.api.exceptions.HyracksDataException; |
| |
| public class RecordPutDescriptor extends AbstractScalarFunctionDynamicDescriptor { |
| |
| public static final IFunctionDescriptorFactory FACTORY = new IFunctionDescriptorFactory() { |
| @Override |
| public IFunctionDescriptor createFunctionDescriptor() { |
| return new RecordPutDescriptor(); |
| } |
| |
| @Override |
| public IFunctionTypeInferer createFunctionTypeInferer() { |
| return FunctionTypeInferers.SET_ARGUMENTS_TYPE; |
| } |
| }; |
| |
| private static final long serialVersionUID = 1L; |
| private IAType[] argTypes; |
| |
| @Override |
| public void setImmutableStates(Object... states) { |
| argTypes = new IAType[states.length]; |
| for (int i = 0; i < states.length; i++) { |
| argTypes[i] = (IAType) states[i]; |
| } |
| } |
| |
| @Override |
| public IScalarEvaluatorFactory createEvaluatorFactory(final IScalarEvaluatorFactory[] args) { |
| return new IScalarEvaluatorFactory() { |
| private static final long serialVersionUID = 1L; |
| |
| @Override |
| public IScalarEvaluator createScalarEvaluator(IEvaluatorContext ctx) throws HyracksDataException { |
| final IScalarEvaluator[] argEvals = new IScalarEvaluator[args.length]; |
| for (int i = 0; i < args.length; i++) { |
| argEvals[i] = args[i].createScalarEvaluator(ctx); |
| } |
| return new RecordPutEvaluator(argEvals[0], argEvals[1], argEvals[2], argTypes); |
| } |
| }; |
| } |
| |
| @Override |
| public FunctionIdentifier getIdentifier() { |
| return BuiltinFunctions.RECORD_PUT; |
| } |
| } |