| /* |
| * 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.wayang.sqlite3.channels; |
| |
| import org.apache.wayang.core.optimizer.channels.ChannelConversion; |
| import org.apache.wayang.core.optimizer.channels.DefaultChannelConversion; |
| import org.apache.wayang.java.channels.StreamChannel; |
| import org.apache.wayang.jdbc.operators.SqlToStreamOperator; |
| import org.apache.wayang.sqlite3.platform.Sqlite3Platform; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| /** |
| * Register for the {@link ChannelConversion}s supported for this platform. |
| */ |
| public class ChannelConversions { |
| |
| public static final ChannelConversion SQL_TO_STREAM_CONVERSION = new DefaultChannelConversion( |
| Sqlite3Platform.getInstance().getSqlQueryChannelDescriptor(), |
| StreamChannel.DESCRIPTOR, |
| () -> new SqlToStreamOperator(Sqlite3Platform.getInstance()) |
| ); |
| |
| public static final Collection<ChannelConversion> ALL = Collections.singleton( |
| SQL_TO_STREAM_CONVERSION |
| ); |
| |
| } |