sql/connector/JavaSimpleBatchTable.java

0001 /*
0002  * Licensed to the Apache Software Foundation (ASF) under one or more
0003  * contributor license agreements.  See the NOTICE file distributed with
0004  * this work for additional information regarding copyright ownership.
0005  * The ASF licenses this file to You under the Apache License, Version 2.0
0006  * (the "License"); you may not use this file except in compliance with
0007  * the License.  You may obtain a copy of the License at
0008  *
0009  *    http://www.apache.org/licenses/LICENSE-2.0
0010  *
0011  * Unless required by applicable law or agreed to in writing, software
0012  * distributed under the License is distributed on an "AS IS" BASIS,
0013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
0014  * See the License for the specific language governing permissions and
0015  * limitations under the License.
0016  */
0017
0018 package test.org.apache.spark.sql.connector;
0019
0020 import java.util.Arrays;
0021 import java.util.HashSet;
0022 import java.util.Set;
0023
0024 import org.apache.spark.sql.connector.TestingV2Source;
0025 import org.apache.spark.sql.connector.catalog.SupportsRead;
0026 import org.apache.spark.sql.connector.catalog.Table;
0027 import org.apache.spark.sql.connector.catalog.TableCapability;
0028 import org.apache.spark.sql.types.StructType;
0029
0030 abstract class JavaSimpleBatchTable implements Table, SupportsRead {
0031   private static final Set<TableCapability> CAPABILITIES = new HashSet<>(Arrays.asList(
0032       TableCapability.BATCH_READ,
0033       TableCapability.BATCH_WRITE,
0034       TableCapability.TRUNCATE));
0035
0036   @Override
0037   public StructType schema() {
0038     return TestingV2Source.schema();
0039   }
0040
0041   @Override
0042   public String name() {
0043     return this.getClass().toString();
0044   }
0045
0046   @Override
0047   public Set<TableCapability> capabilities() {
0048     return CAPABILITIES;
0049   }
0050 }
0051