| /* |
| * 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.drill.exec.physical.impl.materialize; |
| |
| import org.apache.drill.exec.ExecConstants; |
| import org.apache.drill.exec.memory.BufferAllocator; |
| import org.apache.drill.exec.ops.FragmentContext; |
| import org.apache.drill.exec.ops.OperatorContext; |
| import org.apache.drill.exec.proto.UserBitShared.QueryId; |
| import org.apache.drill.exec.proto.UserBitShared.QueryData; |
| import org.apache.drill.exec.record.BatchSchema; |
| import org.apache.drill.exec.record.RecordBatch; |
| import org.apache.drill.exec.record.VectorContainer; |
| import org.apache.drill.exec.record.WritableBatch; |
| import org.apache.drill.exec.server.options.OptionSet; |
| |
| public class VectorRecordMaterializer implements RecordMaterializer { |
| |
| private final QueryId queryId; |
| private final RecordBatch batch; |
| private final BufferAllocator allocator; |
| private final boolean resultResultsForDDL; |
| |
| public VectorRecordMaterializer(FragmentContext context, OperatorContext oContext, RecordBatch batch) { |
| this.queryId = context.getHandle().getQueryId(); |
| this.batch = batch; |
| this.allocator = oContext.getAllocator(); |
| BatchSchema schema = batch.getSchema(); |
| assert schema != null : "Schema must be defined."; |
| OptionSet options = context.getOptions(); |
| this.resultResultsForDDL = options.getBoolean(ExecConstants.RETURN_RESULT_SET_FOR_DDL); |
| } |
| |
| @Override |
| public QueryWritableBatch convertNext() { |
| WritableBatch w = batch.getWritableBatch().transfer(allocator); |
| QueryData.Builder builder = QueryData.newBuilder() |
| .setQueryId(queryId) |
| .setRowCount(batch.getRecordCount()) |
| .setDef(w.getDef()); |
| if (!resultResultsForDDL) { |
| int count = w.getDef().getAffectedRowsCount(); |
| builder.setAffectedRowsCount(count == -1 ? 0 : count); |
| } |
| return new QueryWritableBatch(builder.build(), w.getBuffers()); |
| } |
| |
| @Override |
| public QueryId queryId() { return queryId; } |
| |
| @Override |
| public VectorContainer incoming() { return batch.getContainer(); } |
| } |