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HDFS-6143. WebHdfsFileSystem open should throw FileNotFoundException for non-existing paths. Contributed by Gera Shegalov. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1585639 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Haohui Mai 2014-04-08 01:39:23 +00:00
parent 5bbf271712
commit bcf1f33acd
4 changed files with 9 additions and 5 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -317,6 +317,9 @@ Release 2.5.0 - UNRELEASED
HDFS-6180. dead node count / listing is very broken in JMX and old GUI. HDFS-6180. dead node count / listing is very broken in JMX and old GUI.
(wheat9) (wheat9)
HDFS-6143. WebHdfsFileSystem open should throw FileNotFoundException for
non-existing paths. (Gera Shegalov via wheat9)
Release 2.4.1 - UNRELEASED Release 2.4.1 - UNRELEASED
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

3
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/web/ByteRangeInputStream.java
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@ -83,9 +83,10 @@ enum StreamStatus {
* @param o Original url * @param o Original url
* @param r Resolved url * @param r Resolved url
*/ */
public ByteRangeInputStream(URLOpener o, URLOpener r) { public ByteRangeInputStream(URLOpener o, URLOpener r) throws IOException {
this.originalURL = o; this.originalURL = o;
this.resolvedURL = r; this.resolvedURL = r;
getInputStream();
} }
protected abstract URL getResolvedUrl(final HttpURLConnection connection protected abstract URL getResolvedUrl(final HttpURLConnection connection

3
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/web/WebHdfsFileSystem.java
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@ -962,7 +962,8 @@ static URL removeOffsetParam(final URL url) throws MalformedURLException {
} }
static class OffsetUrlInputStream extends ByteRangeInputStream { static class OffsetUrlInputStream extends ByteRangeInputStream {
OffsetUrlInputStream(OffsetUrlOpener o, OffsetUrlOpener r) { OffsetUrlInputStream(OffsetUrlOpener o, OffsetUrlOpener r)
throws IOException {
super(o, r); super(o, r);
} }

5
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/web/TestWebHdfsFileSystemContract.java
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@ -182,9 +182,8 @@ public void testOpenNonExistFile() throws IOException {
final Path p = new Path("/test/testOpenNonExistFile"); final Path p = new Path("/test/testOpenNonExistFile");
//open it as a file, should get FileNotFoundException //open it as a file, should get FileNotFoundException
try { try {
final FSDataInputStream in = fs.open(p); fs.open(p);
in.read(); fail("Expected FileNotFoundException was not thrown");
fail();
} catch(FileNotFoundException fnfe) { } catch(FileNotFoundException fnfe) {
WebHdfsFileSystem.LOG.info("This is expected.", fnfe); WebHdfsFileSystem.LOG.info("This is expected.", fnfe);
} }