| /* |
| * 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.iotdb.db.queryengine.plan.execution.config.metadata; |
| |
| import org.apache.iotdb.commons.pipe.plugin.builtin.BuiltinPipePlugin; |
| import org.apache.iotdb.commons.pipe.plugin.meta.PipePluginMeta; |
| import org.apache.iotdb.db.queryengine.common.header.ColumnHeader; |
| import org.apache.iotdb.db.queryengine.common.header.ColumnHeaderConstant; |
| import org.apache.iotdb.db.queryengine.common.header.DatasetHeaderFactory; |
| import org.apache.iotdb.db.queryengine.plan.execution.config.ConfigTaskResult; |
| import org.apache.iotdb.db.queryengine.plan.execution.config.IConfigTask; |
| import org.apache.iotdb.db.queryengine.plan.execution.config.executor.IConfigTaskExecutor; |
| import org.apache.iotdb.rpc.TSStatusCode; |
| import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType; |
| import org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder; |
| import org.apache.iotdb.tsfile.utils.Binary; |
| import org.apache.iotdb.tsfile.utils.BytesUtils; |
| |
| import com.google.common.util.concurrent.ListenableFuture; |
| import com.google.common.util.concurrent.SettableFuture; |
| |
| import java.nio.ByteBuffer; |
| import java.util.ArrayList; |
| import java.util.Comparator; |
| import java.util.List; |
| import java.util.stream.Collectors; |
| |
| public class ShowPipePluginsTask implements IConfigTask { |
| |
| private static final Binary PIPE_PLUGIN_TYPE_BUILTIN = BytesUtils.valueOf("Builtin"); |
| private static final Binary PIPE_PLUGIN_TYPE_EXTERNAL = BytesUtils.valueOf("External"); |
| |
| private static final Binary PIPE_JAR_NAME_EMPTY_FIELD = BytesUtils.valueOf(""); |
| |
| @Override |
| public ListenableFuture<ConfigTaskResult> execute(IConfigTaskExecutor configTaskExecutor) |
| throws InterruptedException { |
| return configTaskExecutor.showPipePlugins(); |
| } |
| |
| public static void buildTsBlock( |
| List<ByteBuffer> allPipePluginsInformation, SettableFuture<ConfigTaskResult> future) { |
| final List<PipePluginMeta> pipePluginMetaList = new ArrayList<>(); |
| if (allPipePluginsInformation != null) { |
| for (final ByteBuffer pipePluginInformationByteBuffer : allPipePluginsInformation) { |
| pipePluginMetaList.add(PipePluginMeta.deserialize(pipePluginInformationByteBuffer)); |
| } |
| } |
| pipePluginMetaList.sort(Comparator.comparing(PipePluginMeta::getPluginName)); |
| |
| final List<TSDataType> outputDataTypes = |
| ColumnHeaderConstant.showPipePluginsColumnHeaders.stream() |
| .map(ColumnHeader::getColumnType) |
| .collect(Collectors.toList()); |
| final TsBlockBuilder builder = new TsBlockBuilder(outputDataTypes); |
| for (final PipePluginMeta pipePluginMeta : pipePluginMetaList) { |
| // some pipe plugins are not for user's direct use |
| if (BuiltinPipePlugin.SHOW_PIPE_PLUGINS_BLACKLIST.contains(pipePluginMeta.getPluginName())) { |
| continue; |
| } |
| |
| builder.getTimeColumnBuilder().writeLong(0L); |
| builder.getColumnBuilder(0).writeBinary(BytesUtils.valueOf(pipePluginMeta.getPluginName())); |
| builder |
| .getColumnBuilder(1) |
| .writeBinary( |
| pipePluginMeta.isBuiltin() ? PIPE_PLUGIN_TYPE_BUILTIN : PIPE_PLUGIN_TYPE_EXTERNAL); |
| builder.getColumnBuilder(2).writeBinary(BytesUtils.valueOf(pipePluginMeta.getClassName())); |
| builder |
| .getColumnBuilder(3) |
| .writeBinary( |
| pipePluginMeta.getJarName() == null |
| ? PIPE_JAR_NAME_EMPTY_FIELD |
| : BytesUtils.valueOf(pipePluginMeta.getJarName())); |
| builder.declarePosition(); |
| } |
| |
| future.set( |
| new ConfigTaskResult( |
| TSStatusCode.SUCCESS_STATUS, |
| builder.build(), |
| DatasetHeaderFactory.getShowPipePluginsHeader())); |
| } |
| } |