Github user olegz commented on a diff in the pull request:
https://github.com/apache/nifi/pull/416#discussion_r63403903
--- Diff:
nifi-nar-bundles/nifi-standard-bundle/nifi-standard-processors/src/main/java/org/apache/nifi/processors/standard/GetSCP.java
---
@@ -0,0 +1,118 @@
+/*
+ * 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.
+ */
+
+// adding scp eorgad 2016-05-04
+
+package org.apache.nifi.processors.standard;
+
+import java.io.BufferedWriter;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
+
+import org.apache.nifi.annotation.behavior.InputRequirement;
+import org.apache.nifi.annotation.behavior.InputRequirement.Requirement;
+import org.apache.nifi.annotation.behavior.WritesAttribute;
+import org.apache.nifi.annotation.behavior.WritesAttributes;
+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.components.PropertyDescriptor;
+import org.apache.nifi.components.ValidationContext;
+import org.apache.nifi.components.ValidationResult;
+import org.apache.nifi.processor.ProcessContext;
+import org.apache.nifi.processor.ProcessorInitializationContext;
+import org.apache.nifi.processors.standard.util.FileTransfer;
+//import org.apache.nifi.processors.standard.util.SFTPTransfer;
+import org.apache.nifi.processors.standard.util.SCPTransfer;
+
+@Tags({"scp", "get", "retrieve", "files", "fetch", "remote", "ingest",
"source", "input"})
+@CapabilityDescription("Fetches files from an SCP Server and creates
FlowFiles from them")
+@WritesAttributes({
+ @WritesAttribute(attribute = "filename", description = "The filename
is set to the name of the file on the remote server"),
+ @WritesAttribute(attribute = "path", description = "The path is set to
the path of the file's directory on the remote server. "
+ + "For example, if the <Remote Path> property is set to /tmp,
files picked up from /tmp will have the path attribute set "
+ + "to /tmp. If the <Search Recursively> property is set to
true and a file is picked up from /tmp/abc/1/2/3, then the path "
+ + "attribute will be set to /tmp/abc/1/2/3"),
+ @WritesAttribute(attribute = "file.lastModifiedTime", description =
"The date and time that the source file was last modified"),
+ @WritesAttribute(attribute = "file.owner", description = "The numeric
owner id of the source file"),
+ @WritesAttribute(attribute = "file.group", description = "The numeric
group id of the source file"),
+ @WritesAttribute(attribute = "file.permissions", description = "The
read/write/execute permissions of the source file"),
+ @WritesAttribute(attribute = "absolute.path", description = "The
full/absolute path from where a file was picked up. The current 'path' "
+ + "attribute is still populated, but may be a relative path")})
+@SeeAlso(PutSCP.class)
+public class GetSCP extends GetFileTransfer {
+
+ private List<PropertyDescriptor> properties;
+
+ @Override
+ protected void init(final ProcessorInitializationContext context) {
+ final List<PropertyDescriptor> properties = new ArrayList<>();
+ properties.add(SCPTransfer.HOSTNAME);
+ properties.add(SCPTransfer.PORT);
+ properties.add(SCPTransfer.USERNAME);
+ properties.add(SCPTransfer.PASSWORD);
+ properties.add(SCPTransfer.PRIVATE_KEY_PATH);
+ properties.add(SCPTransfer.PRIVATE_KEY_PASSPHRASE);
+ properties.add(SCPTransfer.REMOTE_PATH);
+ properties.add(SCPTransfer.FILE_FILTER_REGEX);
+ properties.add(SCPTransfer.PATH_FILTER_REGEX);
+ properties.add(SCPTransfer.POLLING_INTERVAL);
+ properties.add(SCPTransfer.RECURSIVE_SEARCH);
+ properties.add(SCPTransfer.IGNORE_DOTTED_FILES);
+ properties.add(SCPTransfer.DELETE_ORIGINAL);
+ properties.add(SCPTransfer.CONNECTION_TIMEOUT);
+ properties.add(SCPTransfer.DATA_TIMEOUT);
+ properties.add(SCPTransfer.HOST_KEY_FILE);
+ properties.add(SCPTransfer.MAX_SELECTS);
+ properties.add(SCPTransfer.REMOTE_POLL_BATCH_SIZE);
+ properties.add(SCPTransfer.STRICT_HOST_KEY_CHECKING);
+ properties.add(SCPTransfer.USE_KEEPALIVE_ON_TIMEOUT);
+ properties.add(SCPTransfer.USE_COMPRESSION);
+ properties.add(SCPTransfer.USE_NATURAL_ORDERING);
+ this.properties = Collections.unmodifiableList(properties);
+ }
--- End diff --
Given NIFI-1384 and NIFI-1318 I would discourage doing the above in the
init method and instead use static initializer.
You can look at Kafka, AMQP as well as this outstanding PR for an example
https://github.com/apache/nifi/pull/392/files
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