Move test method as new PathUtils.getAclEntryList(Path).

Author: Gary Gregory

src/changes/changes.xml

@@ -86,6 +86,9 @@ The <action> type attribute can be add,update,fix,remove.
       <action issue="IO-679" dev="ggregory" type="fix" due-to="proneel">
         input.AbstractCharacterFilterReader passes count of chars read #132.
       </action>
+      <action dev="ggregory" type="add" due-to="Gary Gregory">
+        Add PathUtils.getAclEntryList(Path).
+      </action>
       <action dev="ggregory" type="fix" due-to="Gary Gregory">
         Replace FindBugs with SpotBugs.
       </action>

src/main/java/org/apache/commons/io/file/PathUtils.java

@@ -31,6 +31,8 @@
 import java.nio.file.OpenOption;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.nio.file.attribute.AclEntry;
+import java.nio.file.attribute.AclFileAttributeView;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.Collections;
@@ -479,6 +481,20 @@ public static boolean fileContentEquals(final Path path1, final Path path2, fina
         }
     }
 
+    /**
+     * Reads the access control list from a file attribute view.
+     *
+     * @param sourcePath the path to the file.
+     * @return a file attribute view of the specified type, or null ifthe attribute view type is not available.
+     * @throws IOException if an I/O error occurs.
+     * @since 2.8.0
+     */
+    public static List<AclEntry> getAclEntryList(final Path sourcePath) throws IOException {
+        final AclFileAttributeView fileAttributeView = Files.getFileAttributeView(sourcePath,
+            AclFileAttributeView.class);
+        return fileAttributeView == null ? null : fileAttributeView.getAcl();
+    }
+
     /**
      * Returns whether the given file or directory is empty.
      *

src/test/java/org/apache/commons/io/FileUtilsCopyDirectoryToDirectoryTestCase.java

@@ -25,10 +25,8 @@
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.nio.file.StandardCopyOption;
-import java.nio.file.attribute.AclEntry;
-import java.nio.file.attribute.AclFileAttributeView;
-import java.util.List;
 
+import org.apache.commons.io.file.PathUtils;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.io.TempDir;
 
@@ -58,7 +56,7 @@ private static void assertExceptionTypeAndMessage(final File srcDir, final File
     public File temporaryFolder;
 
     private void assertAcl(final Path sourcePath, final Path destPath) throws IOException {
-        assertEquals(getAclEntryList(sourcePath), getAclEntryList(destPath));
+        assertEquals(PathUtils.getAclEntryList(sourcePath), PathUtils.getAclEntryList(destPath));
     }
 
     @Test
@@ -116,17 +114,4 @@ public void copyFileAndCheckAcl() throws IOException {
             StandardCopyOption.COPY_ATTRIBUTES);
         assertAcl(sourcePath, destPath);
     }
-
-    /**
-     * Gets a a file attribute view.
-     *
-     * @param sourcePath the path to the file.
-     * @return a file attribute view of the specified type, or null ifthe attribute view type is not available.
-     * @throws IOException if an I/O error occurs.
-     */
-    private List<AclEntry> getAclEntryList(final Path sourcePath) throws IOException {
-        final AclFileAttributeView fileAttributeView = Files.getFileAttributeView(sourcePath,
-            AclFileAttributeView.class);
-        return fileAttributeView == null ? null : fileAttributeView.getAcl();
-    }
 }