[
https://issues.apache.org/jira/browse/METRON-503?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15874952#comment-15874952
]
ASF GitHub Bot commented on METRON-503:
---------------------------------------
Github user merrimanr commented on a diff in the pull request:
https://github.com/apache/incubator-metron/pull/316#discussion_r102076697
--- Diff:
metron-interface/metron-rest/src/main/java/org/apache/metron/rest/controller/HdfsController.java
---
@@ -0,0 +1,89 @@
+/**
+ * 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.metron.rest.controller;
+
+import io.swagger.annotations.ApiOperation;
+import io.swagger.annotations.ApiParam;
+import io.swagger.annotations.ApiResponse;
+import io.swagger.annotations.ApiResponses;
+import org.apache.hadoop.fs.Path;
+import org.apache.metron.rest.RestException;
+import org.apache.metron.rest.service.HdfsService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+import static java.nio.charset.StandardCharsets.UTF_8;
+
+@RestController
+@RequestMapping("/api/v1/hdfs")
+public class HdfsController {
+
+ @Autowired
+ private HdfsService hdfsService;
+
+ @ApiOperation(value = "Reads a file from HDFS and returns the contents")
+ @ApiResponse(message = "Returns file contents", code = 200)
+ @RequestMapping(value = "/list", method = RequestMethod.GET)
+ ResponseEntity<List<String>> list(@ApiParam(name = "path", value = "Path
to HDFS directory", required = true) @RequestParam String path) throws
RestException {
+ return new ResponseEntity<>(hdfsService.list(new Path(path)),
HttpStatus.OK);
+ }
+
+ @ApiOperation(value = "Reads a file from HDFS and returns the contents")
+ @ApiResponse(message = "Returns file contents", code = 200)
+ @RequestMapping(method = RequestMethod.GET)
+ ResponseEntity<String> read(@ApiParam(name = "path", value = "Path to
HDFS file", required = true) @RequestParam String path) throws RestException {
+ String contents = hdfsService.read(new Path(path));
+ if (contents != null) {
+ return new ResponseEntity<>(hdfsService.read(new Path(path)),
HttpStatus.OK);
+ } else {
+ return new ResponseEntity<>(HttpStatus.NOT_FOUND);
+ }
+
+ }
+
+ @ApiOperation(value = "Writes contents to an HDFS file")
+ @ApiResponse(message = "Contents were written", code = 200)
+ @RequestMapping(method = RequestMethod.POST)
+ ResponseEntity<Void> write(@ApiParam(name="path", value="Path to HDFS
file", required=true) @RequestParam String path,
--- End diff --
Done
> Metron REST API
> ---------------
>
> Key: METRON-503
> URL: https://issues.apache.org/jira/browse/METRON-503
> Project: Metron
> Issue Type: New Feature
> Reporter: Ryan Merriman
> Assignee: Ryan Merriman
> Attachments: Metron REST API.docx
>
>
> As discussed on the dev list ([DISCUSS] Metron REST API Requirements), this
> Jira includes adding a REST API to Metron.
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