SINT: fix various typos in javadoc and comment

smack-integration-test/src/main/java/org/igniterealtime/smack/inttest/AbstractSmackLowLevelIntegrationTest.java

@@ -50,7 +50,7 @@ protected AbstractSmackLowLevelIntegrationTest(SmackIntegrationTestEnvironment e
      * Get a connected connection. Note that this method will return a connection constructed via the default connection
      * descriptor. It is primarily meant for integration tests to discover if the XMPP service supports a certain
      * feature, that the integration test requires to run. This feature discovery is typically done in the constructor of the
-     * integration tests. And if the discovery fails a {@link TestNotPossibleException} should be thrown by he constructor.
+     * integration tests. And if the discovery fails a {@link TestNotPossibleException} should be thrown by the constructor.
      *
      * <p> Please ensure that you invoke {@link #recycle(AbstractXMPPConnection connection)} once you are done with this connection.
      *

smack-integration-test/src/main/java/org/igniterealtime/smack/inttest/SmackIntegrationTestFramework.java

@@ -494,7 +494,7 @@ private void runConcreteTest(ConcreteTest concreteTest)
                 return;
             }
             Throwable nonFatalFailureReason;
-            // junit assert's throw an AssertionError if they fail, those should not be
+            // junit asserts throw an AssertionError if they fail, those should not be
             // thrown up, as it would be done by throwFatalException()
             if (cause instanceof AssertionError) {
                 nonFatalFailureReason = cause;
@@ -594,8 +594,8 @@ private static Exception throwFatalException(Throwable e) throws Error, NoRespon
             throw (InterruptedException) e;
         }
 
-        // We handle NullPointerException as a non fatal exception, as they are mostly caused by an invalid reply where
-        // a extension element is missing. Consider for example
+        // We handle NullPointerException as a non-fatal exception, as they are mostly caused by an invalid reply where
+        // an extension element is missing. Consider for example
         // assertEquals(StanzaError.Condition.foo, response.getError().getCondition())
         // Otherwise NPEs could be caused by an internal bug in Smack, e.g. missing null handling.
         if (e instanceof NullPointerException) {
@@ -613,9 +613,9 @@ private static Exception throwFatalException(Throwable e) throws Error, NoRespon
     public static final class TestRunResult {
 
         /**
-         * A short String of lowercase characters and numbers used to identify a integration test
+         * A short String of lowercase characters and numbers used to identify an integration test
          * run. We use lowercase characters because this string will eventually be part of the
-         * localpart of the used JIDs (and the localpart is case insensitive).
+         * localpart of the used JIDs (and the localpart is case-insensitive).
          */
         public final String testRunId = StringUtils.insecureRandomString(5).toLowerCase(Locale.US);