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

Change-Id: I461e518ce9a4730b91a8138ad55b39e9a4b0a4b8
This commit is contained in:
Steve Loughran 2019-04-02 09:15:11 +01:00 committed by GitHub
parent 2f752830ba
commit 61d19110d4
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

View File

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