| /** |
| * 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.pulsar.client.admin.internal; |
| |
| import java.util.ArrayList; |
| import java.util.LinkedHashMap; |
| import java.util.Map; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.TimeoutException; |
| import javax.ws.rs.client.InvocationCallback; |
| import javax.ws.rs.client.WebTarget; |
| import org.apache.pulsar.client.admin.Lookup; |
| import org.apache.pulsar.client.admin.PulsarAdminException; |
| import org.apache.pulsar.client.admin.Topics; |
| import org.apache.pulsar.client.api.Authentication; |
| import org.apache.pulsar.common.lookup.data.LookupData; |
| import org.apache.pulsar.common.naming.TopicName; |
| import org.apache.pulsar.common.util.FutureUtil; |
| |
| public class LookupImpl extends BaseResource implements Lookup { |
| |
| private final WebTarget v2lookup; |
| private final boolean useTls; |
| private final Topics topics; |
| |
| public LookupImpl(WebTarget web, Authentication auth, boolean useTls, long readTimeoutMs, Topics topics) { |
| super(auth, readTimeoutMs); |
| this.useTls = useTls; |
| v2lookup = web.path("/lookup/v2"); |
| this.topics = topics; |
| } |
| |
| @Override |
| public String lookupTopic(String topic) throws PulsarAdminException { |
| try { |
| return lookupTopicAsync(topic).get(this.readTimeoutMs, TimeUnit.MILLISECONDS); |
| } catch (ExecutionException e) { |
| throw (PulsarAdminException) e.getCause(); |
| } catch (InterruptedException e) { |
| Thread.currentThread().interrupt(); |
| throw new PulsarAdminException(e); |
| } catch (TimeoutException e) { |
| throw new PulsarAdminException.TimeoutException(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<String> lookupTopicAsync(String topic) { |
| TopicName topicName = TopicName.get(topic); |
| String prefix = topicName.isV2() ? "/topic" : "/destination"; |
| WebTarget path = v2lookup.path(prefix).path(topicName.getLookupName()); |
| |
| final CompletableFuture<String> future = new CompletableFuture<>(); |
| asyncGetRequest(path, |
| new InvocationCallback<LookupData>() { |
| @Override |
| public void completed(LookupData lookupData) { |
| if (useTls) { |
| future.complete(lookupData.getBrokerUrlTls()); |
| } else { |
| future.complete(lookupData.getBrokerUrl()); |
| } |
| } |
| |
| @Override |
| public void failed(Throwable throwable) { |
| future.completeExceptionally(getApiException(throwable.getCause())); |
| } |
| }); |
| return future; |
| } |
| |
| @Override |
| public Map<String, String> lookupPartitionedTopic(String topic) throws PulsarAdminException { |
| try { |
| return lookupPartitionedTopicAsync(topic).get(this.readTimeoutMs, TimeUnit.MILLISECONDS); |
| } catch (ExecutionException e) { |
| throw (PulsarAdminException) e.getCause(); |
| } catch (InterruptedException e) { |
| Thread.currentThread().interrupt(); |
| throw new PulsarAdminException(e); |
| } catch (TimeoutException e) { |
| throw new PulsarAdminException.TimeoutException(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Map<String, String>> lookupPartitionedTopicAsync(String topic) { |
| CompletableFuture<Map<String, String>> future = new CompletableFuture<>(); |
| topics.getPartitionedTopicMetadataAsync(topic).thenAccept(partitionedTopicMetadata -> { |
| int partitions = partitionedTopicMetadata.partitions; |
| if (partitions <= 0) { |
| future.completeExceptionally( |
| new PulsarAdminException("Topic " + topic + " is not a partitioned topic")); |
| return; |
| } |
| |
| Map<String, CompletableFuture<String>> lookupResult = new LinkedHashMap<>(partitions); |
| for (int i = 0; i < partitions; i++) { |
| String partitionTopicName = topic + "-partition-" + i; |
| lookupResult.put(partitionTopicName, lookupTopicAsync(partitionTopicName)); |
| } |
| |
| FutureUtil.waitForAll(new ArrayList<>(lookupResult.values())).whenComplete((url, throwable) ->{ |
| if (throwable != null) { |
| future.completeExceptionally(getApiException(throwable.getCause())); |
| return; |
| } |
| Map<String, String> result = new LinkedHashMap<>(); |
| for (Map.Entry<String, CompletableFuture<String>> entry : lookupResult.entrySet()) { |
| try { |
| result.put(entry.getKey(), entry.getValue().get()); |
| } catch (InterruptedException | ExecutionException e) { |
| future.completeExceptionally(e); |
| return; |
| } |
| } |
| future.complete(result); |
| }); |
| |
| }).exceptionally(throwable -> { |
| future.completeExceptionally(getApiException(throwable.getCause())); |
| return null; |
| }); |
| |
| return future; |
| } |
| |
| |
| @Override |
| public String getBundleRange(String topic) throws PulsarAdminException { |
| try { |
| return getBundleRangeAsync(topic).get(this.readTimeoutMs, TimeUnit.MILLISECONDS); |
| } catch (ExecutionException e) { |
| throw (PulsarAdminException) e.getCause(); |
| } catch (InterruptedException e) { |
| Thread.currentThread().interrupt(); |
| throw new PulsarAdminException(e); |
| } catch (TimeoutException e) { |
| throw new PulsarAdminException.TimeoutException(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<String> getBundleRangeAsync(String topic) { |
| TopicName topicName = TopicName.get(topic); |
| String prefix = topicName.isV2() ? "/topic" : "/destination"; |
| WebTarget path = v2lookup.path(prefix).path(topicName.getLookupName()).path("bundle"); |
| final CompletableFuture<String> future = new CompletableFuture<>(); |
| asyncGetRequest(path, |
| new InvocationCallback<String>() { |
| @Override |
| public void completed(String bundleRange) { |
| future.complete(bundleRange); |
| } |
| |
| @Override |
| public void failed(Throwable throwable) { |
| future.completeExceptionally(getApiException(throwable.getCause())); |
| } |
| }); |
| return future; |
| } |
| |
| } |