[
https://issues.apache.org/jira/browse/MAPREDUCE-2631?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ravi Teja Ch N V reassigned MAPREDUCE-2631:
-------------------------------------------
Assignee: Ravi Teja Ch N V
> Potential resource leaks in BinaryProtocol$TeeOutputStream.java and
> TaskLogServlet.java
> ---------------------------------------------------------------------------------------
>
> Key: MAPREDUCE-2631
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2631
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: jobtracker
> Affects Versions: 0.23.0
> Reporter: Ravi Teja Ch N V
> Assignee: Ravi Teja Ch N V
> Fix For: 0.23.0
>
> Attachments: MAPREDUCE-2631.1.patch, MAPREDUCE-2631.2.patch,
> MAPREDUCE-2631.3.patch, MAPREDUCE-2631.patch
>
>
> {code:title=TaskLogServlet.java|borderStyle=solid}
> private void printTaskLog(HttpServletResponse response,
> OutputStream out, TaskAttemptID taskId,
> long start, long end, boolean plainText,
> TaskLog.LogName filter, boolean isCleanup)
> throws IOException {
> if (!plainText) {
> out.write(("<br><b><u>" + filter + " logs</u></b><br>\n" +
> "<pre>\n").getBytes());
> }
> try {
> InputStream taskLogReader =
> new TaskLog.Reader(taskId, filter, start, end, isCleanup);
> byte[] b = new byte[65536];
> int result;
> while (true) {
> result = taskLogReader.read(b);
> if (result > 0) {
> if (plainText) {
> out.write(b, 0, result);
> } else {
> HtmlQuoting.quoteHtmlChars(out, b, 0, result);
> }
> } else {
> break;
> }
> }
> taskLogReader.close();
> {code}
> In the above code, if any exception thrown while reading
> (taskLogReader.read(b)), taskLogReader will not be closed.
> {code:title=BinaryProtocol$TeeOutputStream.java|borderStyle=solid}
> public void close() throws IOException {
> flush();
> file.close();
> out.close();
> }
> {code}
> In the above code, if the file.close() throws any exception out will not be
> closed.
>
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