| /* |
| * 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.beam.sdk.io.gcp.pubsublite.internal; |
| |
| import static com.google.cloud.pubsublite.internal.ExtractStatus.toCanonical; |
| import static java.util.concurrent.TimeUnit.MINUTES; |
| |
| import com.google.api.gax.rpc.ApiException; |
| import com.google.cloud.pubsublite.Offset; |
| import com.google.cloud.pubsublite.Partition; |
| import com.google.cloud.pubsublite.TopicPath; |
| import com.google.cloud.pubsublite.internal.TopicStatsClient; |
| import com.google.cloud.pubsublite.proto.ComputeMessageStatsResponse; |
| |
| final class TopicBacklogReaderImpl implements TopicBacklogReader { |
| private final TopicStatsClient client; |
| private final TopicPath topicPath; |
| private final Partition partition; |
| |
| public TopicBacklogReaderImpl(TopicStatsClient client, TopicPath topicPath, Partition partition) { |
| this.client = client; |
| this.topicPath = topicPath; |
| this.partition = partition; |
| } |
| |
| @Override |
| @SuppressWarnings("assignment.type.incompatible") |
| public ComputeMessageStatsResponse computeMessageStats(Offset offset) throws ApiException { |
| try { |
| return client |
| .computeMessageStats(topicPath, partition, offset, Offset.of(Integer.MAX_VALUE)) |
| .get(1, MINUTES); |
| } catch (Throwable t) { |
| throw toCanonical(t).underlying; |
| } |
| } |
| |
| @Override |
| public void close() { |
| client.close(); |
| } |
| } |