Javadoc standardize "behaviour" -> "behavior".

Author: Gary Gregory

src/main/java/org/apache/commons/io/CopyUtils.java

@@ -105,7 +105,7 @@
  *
  * @deprecated Use IOUtils. Will be removed in 2.0.
  *  Methods renamed to IOUtils.write() or IOUtils.copy().
- *  Null handling behaviour changed in IOUtils (null data does not
+ *  Null handling behavior changed in IOUtils (null data does not
  *  throw NullPointerException).
  */
 @Deprecated

src/main/java/org/apache/commons/io/DirectoryWalker.java

@@ -27,7 +27,7 @@
 
 /**
  * Abstract class that walks through a directory hierarchy and provides
- * subclasses with convenient hooks to add specific behaviour.
+ * subclasses with convenient hooks to add specific behavior.
  * <p>
  * This class operates with a {@link FileFilter} and maximum depth to
  * limit the files and directories visited.
@@ -43,7 +43,7 @@
  *      <li><a href="#filter">2. Filter Example</a> - using
  *          {@link FileFilter}(s) with <code>DirectoryWalker</code>.</li>
  *      <li><a href="#cancel">3. Cancellation</a> - how to implement cancellation
- *          behaviour.</li>
+ *          behavior.</li>
  *   </ul>
  *
  * <h2 id="example">1. Example Implementation</h2>

src/main/java/org/apache/commons/io/FileUtils.java

@@ -2586,7 +2586,7 @@ private static String[] toSuffixes(final String... extensions) {
 
     //-----------------------------------------------------------------------
     /**
-     * Implements the same behaviour as the "touch" utility on Unix. It creates
+     * Implements the same behavior as the "touch" utility on Unix. It creates
      * a new file with size 0 or, if the file exists already, it is opened and
      * closed without modifying it, but updating the file date and time.
      * <p>

src/main/java/org/apache/commons/io/input/ProxyInputStream.java

@@ -229,7 +229,7 @@ protected void afterRead(final int n) throws IOException {
      * Handle any IOExceptions thrown.
      * <p>
      * This method provides a point to implement custom exception
-     * handling. The default behaviour is to re-throw the exception.
+     * handling. The default behavior is to re-throw the exception.
      * @param e The IOException thrown
      * @throws IOException if an I/O error occurs
      * @since 2.0

src/main/java/org/apache/commons/io/input/ProxyReader.java

@@ -252,7 +252,7 @@ protected void afterRead(final int n) throws IOException {
      * Handle any IOExceptions thrown.
      * <p>
      * This method provides a point to implement custom exception
-     * handling. The default behaviour is to re-throw the exception.
+     * handling. The default behavior is to re-throw the exception.
      * @param e The IOException thrown
      * @throws IOException if an I/O error occurs
      * @since 2.0

src/main/java/org/apache/commons/io/input/ReversedLinesFileReader.java

@@ -241,7 +241,7 @@ public String readLine() throws IOException {
             }
         }
 
-        // aligned behaviour with BufferedReader that doesn't return a last, empty line
+        // aligned behavior with BufferedReader that doesn't return a last, empty line
         if(EMPTY_STRING.equals(line) && !trailingNewlineOfFileSkipped) {
             trailingNewlineOfFileSkipped = true;
             line = readLine();

src/main/java/org/apache/commons/io/output/ProxyCollectionWriter.java

@@ -175,7 +175,7 @@ public void flush() throws IOException {
     /**
      * Handle any IOExceptions thrown.
      * <p>
-     * This method provides a point to implement custom exception handling. The default behaviour is to re-throw the
+     * This method provides a point to implement custom exception handling. The default behavior is to re-throw the
      * exception.
      * </p>
      *

src/main/java/org/apache/commons/io/output/ProxyOutputStream.java

@@ -160,7 +160,7 @@ protected void afterWrite(final int n) throws IOException {
      * Handle any IOExceptions thrown.
      * <p>
      * This method provides a point to implement custom exception
-     * handling. The default behaviour is to re-throw the exception.
+     * handling. The default behavior is to re-throw the exception.
      * @param e The IOException thrown
      * @throws IOException if an I/O error occurs
      * @since 2.0

src/main/java/org/apache/commons/io/output/ProxyWriter.java

@@ -253,7 +253,7 @@ protected void afterWrite(final int n) throws IOException {
      * Handle any IOExceptions thrown.
      * <p>
      * This method provides a point to implement custom exception
-     * handling. The default behaviour is to re-throw the exception.
+     * handling. The default behavior is to re-throw the exception.
      * </p>
      *
      * @param e The IOException thrown

src/test/java/org/apache/commons/io/input/ReversedLinesFileReaderTestParamFile.java

@@ -33,7 +33,7 @@
 import org.junit.jupiter.params.provider.MethodSource;
 
 /**
- * Test checks symmetric behaviour with  BufferedReader
+ * Test checks symmetric behavior with  BufferedReader
  */
 public class ReversedLinesFileReaderTestParamFile {
     public static Stream<Arguments> testDataIntegrityWithBufferedReader() {