| /* |
| * 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.carbon.flink; |
| |
| import java.io.IOException; |
| |
| import org.apache.carbondata.core.metadata.schema.table.CarbonTable; |
| import org.apache.carbondata.core.util.CarbonProperties; |
| |
| import org.apache.flink.core.fs.FSDataOutputStream; |
| |
| public abstract class CarbonWriterFactory extends ProxyFileWriterFactory<String> { |
| |
| public static CarbonWriterFactoryBuilder builder(final String type) { |
| return CarbonWriterFactoryBuilder.get(type); |
| } |
| |
| @Override |
| public CarbonWriter create(final FSDataOutputStream out) throws IOException { |
| if (!(out instanceof ProxyRecoverableOutputStream)) { |
| throw new IllegalArgumentException( |
| "Only support " + ProxyRecoverableOutputStream.class.getName() + "." |
| ); |
| } |
| this.setCarbonProperties(); |
| final CarbonWriter writer = this.create0(); |
| ((ProxyRecoverableOutputStream) out).bind(writer); |
| return writer; |
| } |
| |
| @Override |
| public CarbonWriter create(final String partition) throws IOException { |
| this.setCarbonProperties(); |
| return this.create0(partition); |
| } |
| |
| protected abstract CarbonWriter create0() throws IOException; |
| |
| protected abstract CarbonWriter create0(String partition) throws IOException; |
| |
| protected CarbonTable getTable() throws IOException { |
| final Configuration configuration = this.getConfiguration(); |
| return CarbonTable.buildFromTablePath( |
| configuration.getTableName(), |
| configuration.getDatabaseName(), |
| configuration.getTablePath(), |
| null |
| ); |
| } |
| |
| private void setCarbonProperties() { |
| final CarbonProperties carbonProperties = CarbonProperties.getInstance(); |
| for (String propertyName : |
| this.getConfiguration().getCarbonProperties().stringPropertyNames()) { |
| carbonProperties.addProperty( |
| propertyName, |
| this.getConfiguration().getCarbonProperties().getProperty(propertyName) |
| ); |
| } |
| } |
| |
| } |