--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.incubator.adba/share/classes/jdk/incubator/sql2/AdbaDataSourceProperty.java	Mon Jul 09 15:09:06 2018 -0400
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c)  2018, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package jdk.incubator.sql2;
+
+import java.util.function.Function;
+
+/**
+ * Properties that apply to the DataSource as a whole, not to the individual
+ * {@link Session}s that the {@link DataSource} creates.
+ */
+public enum AdbaDataSourceProperty implements DataSourceProperty {
+  
+ 
+  MAX_RESOURCES(Integer.class,
+                v -> v instanceof Integer && (int) v >= 0,
+                Integer.MAX_VALUE,
+                false),
+  
+  MAX_IDLE_RESOURCES(Integer.class,
+                v -> v instanceof Integer && (int) v >= 0,
+                Integer.MAX_VALUE,
+                false);
+
+  private final Class<?> range;
+  private final Function<Object, Boolean> validator;
+  private final Object defaultValue;
+  private final boolean isSensitive;
+
+  private AdbaDataSourceProperty(Class<?> range, 
+          Function<Object, Boolean> validator,
+          Object value,
+          boolean isSensitive) {
+    this.range = range;
+    this.validator = validator;
+    this.defaultValue = value;
+    this.isSensitive = isSensitive;
+  }
+  
+  @Override
+  public Class<?> range() {
+    return range;
+  }
+
+  @Override
+  public Object defaultValue() {
+    return defaultValue;
+  }
+
+  @Override
+  public boolean isSensitive() {
+    return isSensitive;
+  }
+  
+}