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LUCENE--4595: EnwikiContentSource thread safety NPE in 'forever' mode 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1418281 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Doron Cohen 2012-12-07 11:31:53 +00:00
parent 49593470e3
commit f96b02af06
2 changed files with 20 additions and 15 deletions
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3
lucene/CHANGES.txt
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@ -219,6 +219,9 @@ Bug Fixes
In addition, it wasn't possible to index a shape representing the entire
globe.
* LUCENE--4595: EnwikiContentSource had a thread safety problem (NPE) in
'forever' mode (Doron Cohen)
Optimizations
* LUCENE-2221: oal.util.BitUtil was modified to use Long.bitCount and

6
lucene/benchmark/src/java/org/apache/lucene/benchmark/byTask/feeds/EnwikiContentSource.java
View File

@ -178,6 +178,7 @@ public class EnwikiContentSource extends ContentSource {
reader.setErrorHandler(this);
while(!stopped){
final InputStream localFileIS = is;
if (localFileIS != null) { // null means fileIS was closed on us
try {
// To work around a bug in XERCES (XERCESJ-1257), we assume the XML is always UTF8, so we simply provide reader.
CharsetDecoder decoder = IOUtils.CHARSET_UTF_8.newDecoder()
@ -193,8 +194,9 @@ public class EnwikiContentSource extends ContentSource {
throw ioe;
}
}
}
synchronized(this) {
if (!forever) {
if (stopped || !forever) {
nmde = new NoMoreDataException();
notify();
return;
@ -291,11 +293,11 @@ public class EnwikiContentSource extends ContentSource {
@Override
public void close() throws IOException {
synchronized (EnwikiContentSource.this) {
parser.stop();
if (is != null) {
is.close();
is = null;
}
parser.stop();
}
}