Remove unnecessary "? super String" generic spec

ddlx/src/main/java/org/jaxdb/ddlx/Generator.java

@@ -166,9 +166,9 @@ private ColumnRef(final $Column column, final int index) {
     }
   }
 
-  private static void registerColumns(final $Table table, final Set<? super String> tableNames, final Map<? super String,ColumnRef> columnNameToColumn) throws GeneratorExecutionException {
+  private static void registerColumns(final $Table table, final Set<String> tableNames, final Map<String,ColumnRef> columnNameToColumn) throws GeneratorExecutionException {
     final String tableName = table.getName$().text();
-    final List<String> violations = new ArrayList<>();
+    final ArrayList<String> violations = new ArrayList<>();
     String nameViolation = checkNameViolation(tableName);
     if (nameViolation != null)
       violations.add(nameViolation);
@@ -198,7 +198,7 @@ private static void registerColumns(final $Table table, final Set<? super String
       violations.forEach(logger::warn);
   }
 
-  private LinkedHashSet<CreateStatement> parseTable(final DbVendor vendor, final $Table table, final Set<? super String> tableNames, final HashMap<String,String> enumTemplateToValues, final Map<String,Map<String,String>> tableNameToEnumToOwner) throws GeneratorExecutionException {
+  private LinkedHashSet<CreateStatement> parseTable(final DbVendor vendor, final $Table table, final Set<String> tableNames, final HashMap<String,String> enumTemplateToValues, final Map<String,Map<String,String>> tableNameToEnumToOwner) throws GeneratorExecutionException {
     // Next, register the column names to be referenceable by the @primaryKey element
     final Map<String,ColumnRef> columnNameToColumn = new HashMap<>();
     registerColumns(table, tableNames, columnNameToColumn);

ddlx/src/main/java/org/jaxdb/ddlx/OracleCompiler.java

@@ -18,6 +18,7 @@
 
 import java.io.IOException;
 import java.io.UncheckedIOException;
+import java.net.URL;
 import java.sql.Connection;
 import java.sql.SQLException;
 import java.sql.Statement;
@@ -54,7 +55,7 @@ final class OracleCompiler extends Compiler {
   void init(final Connection connection) throws SQLException {
     try {
       final ClassLoader classLoader = OracleCompiler.class.getClassLoader();
-      Resources.walk(classLoader, "org/jaxdb/oracle", (root, entry, isDirectory) -> {
+      Resources.walk(classLoader, "org/jaxdb/oracle", (final URL root, final String entry, final boolean isDirectory) -> {
         if (!isDirectory) {
           try (final Statement statement = connection.createStatement()) {
             statement.execute(new String(URLs.readBytes(classLoader.getResource(entry))));

jsql/src/main/java/org/jaxdb/jsql/statement.java

@@ -337,9 +337,9 @@ public interface NotifiableModification extends Modification {
     public interface Notifiable<T extends statement.NotifiableModification> extends statement.Modification {
       public interface Static<T extends statement.NotifiableModification> extends statement.Modification {
         /**
-         * Sets a static value to the be returned in place of a {@link OnNotify} predicate for each notification generated by the DB
-         * as a result of {@code this} statement. Since the notifications generated by the DB are asynchronous,
-         * {@link NotifiableResult#awaitNotify(long)} can be used to block the current thread until:
+         * Sets a static value to be returned in place of a {@link OnNotify} predicate for each notification generated by the DB as
+         * a result of {@code this} statement. Since the notifications generated by the DB are asynchronous,
+         * {@link NotifiableResult#awaitNotify(long)} can be used to block the current thread until either:
          * <ul>
          * <li>the {@code onNotify} argument is {@code false}.</li>
          * <li>the receipt of all notifications generated by the DB as a result of {@code this} statement</li>