Github user dlukyanov commented on a diff in the pull request:
https://github.com/apache/nifi/pull/1662#discussion_r124205062
--- Diff:
nifi-nar-bundles/nifi-groovyx-bundle/nifi-groovyx-processors/src/main/java/org/apache/nifi/processors/groovyx/ExecuteGroovyScript.java
---
@@ -0,0 +1,468 @@
+/*
+ * 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.groovyx;
+
+import java.io.File;
+import java.lang.reflect.Method;
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.apache.nifi.annotation.behavior.Restricted;
+import org.apache.nifi.annotation.behavior.DynamicProperty;
+import org.apache.nifi.annotation.behavior.EventDriven;
+import org.apache.nifi.annotation.documentation.CapabilityDescription;
+import org.apache.nifi.annotation.documentation.SeeAlso;
+import org.apache.nifi.annotation.documentation.Tags;
+import org.apache.nifi.annotation.lifecycle.OnScheduled;
+import org.apache.nifi.annotation.lifecycle.OnStopped;
+import org.apache.nifi.components.PropertyDescriptor;
+import org.apache.nifi.controller.ControllerService;
+import org.apache.nifi.dbcp.DBCPService;
+import org.apache.nifi.flowfile.FlowFile;
+import org.apache.nifi.processor.AbstractProcessor;
+import org.apache.nifi.processor.ProcessContext;
+import org.apache.nifi.processor.ProcessSession;
+import org.apache.nifi.processor.ProcessorInitializationContext;
+import org.apache.nifi.processor.Relationship;
+import org.apache.nifi.processor.exception.ProcessException;
+import org.apache.nifi.processor.util.StandardValidators;
+import org.codehaus.groovy.control.CompilerConfiguration;
+import org.codehaus.groovy.runtime.ResourceGroovyMethods;
+import org.codehaus.groovy.runtime.StackTraceUtils;
+
+import org.apache.nifi.processors.groovyx.sql.OSql;
+import org.apache.nifi.processors.groovyx.util.Files;
+import org.apache.nifi.processors.groovyx.util.Validators;
+import org.apache.nifi.processors.groovyx.flow.GroovyProcessSessionWrap;
+
+import groovy.lang.GroovyShell;
+import groovy.lang.Script;
+
+import org.apache.nifi.components.ValidationResult;
+import org.apache.nifi.components.ValidationContext;
+
+@EventDriven
+@Tags({"script", "groovy", "groovyx"})
+@CapabilityDescription(
+ "Experimental Extended Groovy script processor. The script is
responsible for "
+ + "handling the incoming flow file (transfer to SUCCESS or remove,
e.g.) as well as any flow files created by "
+ + "the script. If the handling is incomplete or incorrect, the
session will be rolled back.")
+@Restricted("Provides operator the ability to execute arbitrary code
assuming all permissions that NiFi has.")
+@SeeAlso({})
--- End diff --
ok. it's just a copy-paste from somewhere)
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