Github user bbende commented on a diff in the pull request:
https://github.com/apache/nifi-registry/pull/133#discussion_r209132775
--- Diff:
nifi-registry-framework/src/main/java/org/apache/nifi/registry/provider/hook/AbstractEventHookProvider.java
---
@@ -0,0 +1,72 @@
+/*
+ * 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.registry.provider.hook;
+
+import org.apache.commons.lang3.StringUtils;
+import org.apache.nifi.registry.hook.EventHookProvider;
+import org.apache.nifi.registry.hook.EventType;
+import org.apache.nifi.registry.provider.ProviderConfigurationContext;
+import org.apache.nifi.registry.provider.ProviderCreationException;
+import org.springframework.util.CollectionUtils;
+
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public abstract class AbstractEventHookProvider
--- End diff --
This should be part of the provider api module right? If someone implements
a custom event hook they shouldn't have to create a dependency on
nifi-registry-framework.
---
