HADOOP-16218. Findbugs warning of null param to non-nullable method in Configuration with Guava update. (#655)

Change-Id: I461e518ce9a4730b91a8138ad55b39e9a4b0a4b8
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Steve Loughran 2019-04-02 09:15:11 +01:00 committed by GitHub
parent 2f752830ba
commit 61d19110d4
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1 changed files with 3 additions and 2 deletions

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@ -69,6 +69,7 @@ import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicReference;
import javax.annotation.Nullable;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.stream.XMLInputFactory;
@ -3512,7 +3513,7 @@ public class Configuration implements Iterable<Map.Entry<String,String>>,
* </ul>
* @param out the writer to write to.
*/
public void writeXml(String propertyName, Writer out)
public void writeXml(@Nullable String propertyName, Writer out)
throws IOException, IllegalArgumentException {
Document doc = asXmlDocument(propertyName);
@ -3534,7 +3535,7 @@ public class Configuration implements Iterable<Map.Entry<String,String>>,
/**
* Return the XML DOM corresponding to this Configuration.
*/
private synchronized Document asXmlDocument(String propertyName)
private synchronized Document asXmlDocument(@Nullable String propertyName)
throws IOException, IllegalArgumentException {
Document doc;
try {