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https://issues.apache.org/jira/browse/NIFI-2020?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15368765#comment-15368765
]
ASF GitHub Bot commented on NIFI-2020:
--------------------------------------
Github user mattyb149 commented on a diff in the pull request:
https://github.com/apache/nifi/pull/564#discussion_r70156926
--- Diff:
nifi-commons/nifi-utils/src/main/java/org/apache/nifi/util/file/classloader/ClassLoaderUtils.java
---
@@ -0,0 +1,66 @@
+/*
+ * 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.util.file.classloader;
+
+import java.io.File;
+import java.io.FilenameFilter;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.util.LinkedList;
+import java.util.List;
+
+public class ClassLoaderUtils {
+
+ public static ClassLoader getCustomClassLoader(String modulePath,
ClassLoader parentClassLoader, FilenameFilter filenameFilter) throws
MalformedURLException {
+ String[] modules = modulePath != null? modulePath.split(",") :
null;
+ URL[] classpaths = getURLsForClasspath(modules,filenameFilter);
+ return createModuleClassLoader(classpaths,parentClassLoader);
+ }
+
+ protected static URL[] getURLsForClasspath(String[] modulePaths,
FilenameFilter filenameFilter) throws MalformedURLException {
+ List<URL> additionalClasspath = new LinkedList<>();
--- End diff --
Now that we can use Java 8, this method can probably be more concise using
streams, lambdas, etc. Not a requirement, just a suggestion :)
> Enhance JoltTransformJSON processor to support custom transforms
> ----------------------------------------------------------------
>
> Key: NIFI-2020
> URL: https://issues.apache.org/jira/browse/NIFI-2020
> Project: Apache NiFi
> Issue Type: New Feature
> Components: Core Framework
> Affects Versions: 1.0.0
> Reporter: Yolanda M. Davis
> Assignee: Yolanda M. Davis
> Fix For: 1.0.0
>
>
> Jolt supports additional custom transforms via fully-qualified Java
> classnames. Would like to provide the ability to support custom
> transformation (via drop in jars) for the Jolt Transform processor.
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