Javadoc: Normalize spelling

Author: garydgregory

src/main/java/org/apache/commons/pool3/impl/EvictionTimer.java

@@ -33,7 +33,7 @@
  * <p>
  * This class is currently implemented using {@link ScheduledThreadPoolExecutor}. This implementation may change in any
  * future release. This class keeps track of how many pools are using it. If no pools are using the timer, it is
- * cancelled. This prevents a thread being left running which, in application server environments, can lead to memory
+ * canceled. This prevents a thread being left running which, in application server environments, can lead to memory
  * leads and/or prevent applications from shutting down or reloading cleanly.
  * </p>
  * <p>
@@ -139,7 +139,7 @@ public void run() {
     /**
      * Removes the specified eviction task from the timer.
      *
-     * @param evictor   Task to be cancelled.
+     * @param evictor   Task to be canceled.
      * @param timeout   If the associated executor is no longer required, how
      *                  long should this thread wait for the executor to
      *                  terminate?

src/test/java/org/apache/commons/pool3/impl/TestEvictionTimer.java

@@ -84,7 +84,7 @@ public PooledObject<String> wrap(final String obj) {
             EvictionTimer.cancel(evictor1, BaseObjectPoolConfig.DEFAULT_EVICTOR_SHUTDOWN_TIMEOUT, false);
 
             // Assert that eviction objects are correctly cleaned
-            // 1 - the evictor timer task is cancelled
+            // 1 - the evictor timer task is canceled
             sf = (ScheduledFuture<?>) evictorTaskFutureField.get(evictor1);
             assertTrue(sf.isCancelled());
             // 2- and, the eviction action is removed from executor thread pool
@@ -96,7 +96,7 @@ public PooledObject<String> wrap(final String obj) {
             EvictionTimer.cancel(evictor2, BaseObjectPoolConfig.DEFAULT_EVICTOR_SHUTDOWN_TIMEOUT, false);
 
             // Assert that eviction objects are correctly cleaned
-            // 1 - the evictor timer task is cancelled
+            // 1 - the evictor timer task is canceled
             sf = (ScheduledFuture<?>) evictorTaskFutureField.get(evictor2);
             assertTrue(sf.isCancelled());
             // 2- and, the eviction thread pool executor is freed