| /* |
| * 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.kylin.rest.service; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Locale; |
| |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.kylin.metadata.streaming.StreamingConfig; |
| import org.apache.kylin.rest.exception.BadRequestException; |
| import org.apache.kylin.rest.msg.Message; |
| import org.apache.kylin.rest.msg.MsgPicker; |
| import org.apache.kylin.rest.util.AclEvaluate; |
| import org.springframework.beans.factory.annotation.Autowired; |
| import org.springframework.stereotype.Component; |
| |
| @Component("streamingMgmtService") |
| public class StreamingService extends BasicService { |
| @Autowired |
| private AclEvaluate aclEvaluate; |
| |
| public List<StreamingConfig> listAllStreamingConfigs(final String table) throws IOException { |
| List<StreamingConfig> streamingConfigs = new ArrayList(); |
| if (StringUtils.isEmpty(table)) { |
| streamingConfigs = getStreamingManager().listAllStreaming(); |
| } else { |
| StreamingConfig config = getStreamingManager().getStreamingConfig(table); |
| if (config != null) { |
| streamingConfigs.add(config); |
| } |
| } |
| |
| return streamingConfigs; |
| } |
| |
| public List<StreamingConfig> getStreamingConfigs(final String table, final String project, final Integer limit, |
| final Integer offset) throws IOException { |
| aclEvaluate.checkProjectWritePermission(project); |
| List<StreamingConfig> streamingConfigs; |
| streamingConfigs = listAllStreamingConfigs(table); |
| |
| if (limit == null || offset == null) { |
| return streamingConfigs; |
| } |
| |
| if ((streamingConfigs.size() - offset) < limit) { |
| return streamingConfigs.subList(offset, streamingConfigs.size()); |
| } |
| |
| return streamingConfigs.subList(offset, offset + limit); |
| } |
| |
| public StreamingConfig createStreamingConfig(StreamingConfig config, String project) throws IOException { |
| aclEvaluate.checkProjectAdminPermission(project); |
| Message msg = MsgPicker.getMsg(); |
| |
| if (getStreamingManager().getStreamingConfig(config.getName()) != null) { |
| throw new BadRequestException( |
| String.format(Locale.ROOT, msg.getSTREAMING_CONFIG_ALREADY_EXIST(), config.getName())); |
| } |
| StreamingConfig streamingConfig = getStreamingManager().createStreamingConfig(config); |
| return streamingConfig; |
| } |
| |
| public StreamingConfig updateStreamingConfig(StreamingConfig config, String project) throws IOException { |
| aclEvaluate.checkProjectAdminPermission(project); |
| return getStreamingManager().updateStreamingConfig(config); |
| } |
| |
| public void dropStreamingConfig(StreamingConfig config, String project) throws IOException { |
| aclEvaluate.checkProjectAdminPermission(project); |
| getStreamingManager().removeStreamingConfig(config); |
| } |
| |
| } |