Github user rmetzger commented on a diff in the pull request:
https://github.com/apache/flink/pull/442#discussion_r26285316
--- Diff:
flink-contrib/src/main/java/org/apache/flink/contrib/tweetinputformat/io/SimpleTweetInputFormat.java
---
@@ -0,0 +1,67 @@
+package org.apache.flink.contrib.tweetinputformat.io;
+
+import org.apache.flink.api.common.io.DelimitedInputFormat;
+import org.apache.flink.api.common.typeinfo.TypeInformation;
+import org.apache.flink.api.java.typeutils.GenericTypeInfo;
+import org.apache.flink.api.java.typeutils.ResultTypeQueryable;
+import org.apache.flink.contrib.tweetinputformat.model.tweet.Tweet;
+import org.codehaus.jackson.JsonParseException;
+import org.json.simple.parser.JSONParser;
+import org.json.simple.parser.ParseException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+
+
+public class SimpleTweetInputFormat extends DelimitedInputFormat<Tweet>
implements ResultTypeQueryable<Tweet> {
+
+ private static final Logger LOG =
LoggerFactory.getLogger(SimpleTweetInputFormat.class);
+
+ @Override
+ public Tweet nextRecord(Tweet record) throws IOException {
+ Boolean result = false;
+
+ do {
+ try {
+ record.reset(0);
+ record = super.nextRecord(record);
+ result = true;
+
+ } catch (JsonParseException e) {
+ result = false;
+
+ }
+ } while (!result);
+
+ return record;
+ }
+
+ @Override
+ public Tweet readRecord(Tweet reuse, byte[] bytes, int offset, int
numBytes) throws IOException {
+
+
+ InputStreamReader jsonReader = new InputStreamReader(new
ByteArrayInputStream(bytes));
+ jsonReader.skip(offset);
+
+ JSONParser parser = new JSONParser();
--- End diff --
Putting the parser into a `transient` field and initalizing it in the
`open()` method is the way to go.
Can you give me the full stacktrace for the "Can not submit Job" exception?
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