Github user markap14 commented on a diff in the pull request:
https://github.com/apache/nifi/pull/2702#discussion_r197461468
--- Diff:
nifi-nar-bundles/nifi-pulsar-bundle/nifi-pulsar-processors/src/main/java/org/apache/nifi/processors/pulsar/AbstractPulsarProducerProcessor.java
---
@@ -0,0 +1,323 @@
+/*
+ * 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.nifi.processors.pulsar;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+import java.util.concurrent.Callable;
+import java.util.concurrent.ExecutorCompletionService;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
+import java.util.concurrent.RejectedExecutionException;
+import java.util.concurrent.TimeUnit;
+
+import org.apache.nifi.annotation.lifecycle.OnScheduled;
+import org.apache.nifi.annotation.lifecycle.OnStopped;
+import org.apache.nifi.annotation.lifecycle.OnUnscheduled;
+import org.apache.nifi.components.AllowableValue;
+import org.apache.nifi.components.PropertyDescriptor;
+import org.apache.nifi.expression.ExpressionLanguageScope;
+import org.apache.nifi.flowfile.FlowFile;
+import org.apache.nifi.processor.ProcessContext;
+import org.apache.nifi.processor.ProcessSession;
+import org.apache.nifi.processor.Relationship;
+import org.apache.nifi.processor.util.StandardValidators;
+import org.apache.nifi.pulsar.cache.LRUCache;
+import org.apache.pulsar.client.api.CompressionType;
+import org.apache.pulsar.client.api.MessageRoutingMode;
+import org.apache.pulsar.client.api.Producer;
+import org.apache.pulsar.client.api.ProducerBuilder;
+import org.apache.pulsar.client.api.PulsarClientException;
+
+public abstract class AbstractPulsarProducerProcessor<T> extends
AbstractPulsarProcessor {
+
+ public static final String MSG_COUNT = "msg.count";
+ public static final String TOPIC_NAME = "topic.name";
+
+ static final AllowableValue COMPRESSION_TYPE_NONE = new
AllowableValue("NONE", "None", "No compression");
+ static final AllowableValue COMPRESSION_TYPE_LZ4 = new
AllowableValue("LZ4", "LZ4", "Compress with LZ4 algorithm.");
+ static final AllowableValue COMPRESSION_TYPE_ZLIB = new
AllowableValue("ZLIB", "ZLIB", "Compress with ZLib algorithm");
+
+ static final AllowableValue MESSAGE_ROUTING_MODE_CUSTOM_PARTITION =
new AllowableValue("CustomPartition", "Custom Partition", "Route messages to a
custom partition");
+ static final AllowableValue MESSAGE_ROUTING_MODE_ROUND_ROBIN_PARTITION
= new AllowableValue("RoundRobinPartition", "Round Robin Partition", "Route
messages to all "
+
+ "partitions in a round robin
manner");
+ static final AllowableValue MESSAGE_ROUTING_MODE_SINGLE_PARTITION =
new AllowableValue("SinglePartition", "Single Partition", "Route messages to a
single partition");
+
+ public static final PropertyDescriptor TOPIC = new
PropertyDescriptor.Builder()
+ .name("topic")
+ .displayName("Topic Name")
+ .description("The name of the Pulsar Topic.")
+ .required(true)
+ .addValidator(StandardValidators.NON_BLANK_VALIDATOR)
+
.expressionLanguageSupported(ExpressionLanguageScope.FLOWFILE_ATTRIBUTES)
+ .build();
+
+ public static final PropertyDescriptor ASYNC_ENABLED = new
PropertyDescriptor.Builder()
+ .name("Async Enabled")
+ .description("Control whether the messages will be sent
asyncronously or not. Messages sent"
--- End diff --
Can you describe the trade-offs here? Does one value increase the risk of
data duplication? Data loss? Performance?
---
