Bump commons-parent from 52 to 53.

Allow org.apache.commons.csv.IOUtils.copy(Reader, Appendable,
CharBuffer) to compile on Java 11 and run on Java 8.

pom.xml

@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.commons</groupId>
     <artifactId>commons-parent</artifactId>
-    <version>52</version>
+    <version>53</version>
   </parent>
   <artifactId>commons-csv</artifactId>
   <version>1.10.0-SNAPSHOT</version>

src/changes/changes.xml

@@ -44,6 +44,8 @@
       <action issue="CSV-292" type="fix" dev="kinow" due-to="Rob Vesse">No Automatic-Module-Name prevents usage in JPMS projects without repacking the JAR.</action>
       <action issue="CSV-288" type="fix" dev="ggregory" due-to="Santhsoh, Angus">Fix for multi-char delimiter not working as expected #218.</action>
       <action issue="CSV-269" type="fix" dev="ggregory" due-to="Auke te Winkel, Gary Gregory">CSVRecord.get(Enum) should use Enum.name() instead of Enum.toString().</action>
+      <action                 type="fix" dev="ggregory" due-to="Gary Gregory">Allow org.apache.commons.csv.IOUtils.copy(Reader, Appendable, CharBuffer) to compile on Java 11 and run on Java 8.</action>
+      <action                 type="fix" dev="ggregory" due-to="Gary Gregory">Bump commons-parent from 52 to 53.</action>
       <!-- ADD -->
       <action issue="CSV-291" type="add" dev="ggregory" due-to="Gary Gregory">Make CSVRecord#values() public.</action>
       <action issue="CSV-264" type="add" dev="ggregory" due-to="Sagar Tiwari, Seth Falco, Alex Herbert, Gary Gregory">Add DuplicateHeaderMode for flexibility with header strictness. #114.</action>

src/main/java/org/apache/commons/csv/IOUtils.java

@@ -19,6 +19,7 @@
 import java.io.IOException;
 import java.io.Reader;
 import java.io.Writer;
+import java.nio.Buffer;
 import java.nio.CharBuffer;
 
 /** Copied from Apache Commons IO. */
@@ -79,7 +80,7 @@ static long copy(final Reader input, final Appendable output, final CharBuffer b
         long count = 0;
         int n;
         while (EOF != (n = input.read(buffer))) {
-            buffer.flip();
+            ((Buffer) buffer).flip();
             output.append(buffer, 0, n);
             count += n;
         }