/** * 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 * <p/> * http://www.apache.org/licenses/LICENSE-2.0 * <p/> * 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.vector.complex.writer; import org.apache.drill.common.config.DrillConfig; import org.apache.drill.exec.memory.BufferAllocator; import org.apache.drill.exec.memory.RootAllocatorFactory; import org.apache.drill.exec.store.TestOutputMutator; import org.apache.drill.exec.util.BatchPrinter; import org.apache.drill.exec.vector.complex.impl.VectorContainerWriter; import org.apache.drill.exec.vector.complex.writer.BaseWriter.ComplexWriter; import org.apache.drill.exec.vector.complex.writer.BaseWriter.MapWriter; import org.junit.Test; public class TestPromotableWriter { @Test public void list() throws Exception { BufferAllocator allocator = RootAllocatorFactory.newRoot(DrillConfig.create()); TestOutputMutator output = new TestOutputMutator(allocator); ComplexWriter rootWriter = new VectorContainerWriter(output, true); MapWriter writer = rootWriter.rootAsMap(); rootWriter.setPosition(0); { writer.map("map").bigInt("a").writeBigInt(1); } rootWriter.setPosition(1); { writer.map("map").float4("a").writeFloat4(2.0f); } rootWriter.setPosition(2); { writer.map("map").list("a").startList(); writer.map("map").list("a").endList(); } rootWriter.setPosition(3); { writer.map("map").list("a").startList(); writer.map("map").list("a").bigInt().writeBigInt(3); writer.map("map").list("a").float4().writeFloat4(4); writer.map("map").list("a").endList(); } rootWriter.setValueCount(4); BatchPrinter.printBatch(output.getContainer()); } }