Refactored ResultSetMapper to be an interface, old classes that used to extend it should now extend AbstractResultSetMapper

beehive-jdbc-control/src/main/java/org/apache/beehive/controls/system/jdbc/AbstractResultSetMapper.java

@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * $Header:$
+ */
+package org.apache.beehive.controls.system.jdbc;
+
+/**
+ * Extend this class to create new ResultSet mappers. The extended class will be invoked by the JdbcController
+ * when it is time to map a ResultSet to a method's return type.
+ *
+ * ResultSet mappers are specified on a per method basis using the SQL annotation's resultSetMapper field.
+ */
+public abstract class AbstractResultSetMapper implements ResultSetMapper {
+
+    /**
+     * Can the ResultSet which this mapper uses be closed by the Jdbc control?
+     * @return true if the ResultSet can be closed by the JdbcControl
+     */
+    public boolean canCloseResultSet() { return true; }
+}

beehive-jdbc-control/src/main/java/org/apache/beehive/controls/system/jdbc/DefaultIteratorResultSetMapper.java

@@ -29,7 +29,7 @@ import java.util.Iterator;
 /**
  * Default ResultSetMapper implementation for Iterators.
  */
-public class DefaultIteratorResultSetMapper extends ResultSetMapper {
+public class DefaultIteratorResultSetMapper extends AbstractResultSetMapper {
 
     /**
      * Map a ResultSet to an object type

beehive-jdbc-control/src/main/java/org/apache/beehive/controls/system/jdbc/DefaultObjectResultSetMapper.java

@@ -34,7 +34,7 @@ import java.util.Calendar;
 /**
  * Default ResultSetMapper implementation for Objects.
  */
-public class DefaultObjectResultSetMapper extends ResultSetMapper {
+public class DefaultObjectResultSetMapper extends AbstractResultSetMapper {
 
     /**
      * static reference to the TypeMappingsFactory for this class

beehive-jdbc-control/src/main/java/org/apache/beehive/controls/system/jdbc/DefaultResultSetMapper.java

@@ -28,7 +28,7 @@ import java.util.Calendar;
 /**
  * Default ResultSetMapper implementation for ResultSets.
  */
-public class DefaultResultSetMapper extends ResultSetMapper {
+public class DefaultResultSetMapper extends AbstractResultSetMapper {
 
     /**
      * Maps a ResultSet to a ResultSet.  The default implementation is a NOOP.

beehive-jdbc-control/src/main/java/org/apache/beehive/controls/system/jdbc/DefaultRowSetResultSetMapper.java

@@ -33,7 +33,7 @@ import java.util.Calendar;
 /**
  * Default ResultSetMapper implementation for RowSets.
  */
-public class DefaultRowSetResultSetMapper extends ResultSetMapper {
+public class DefaultRowSetResultSetMapper extends AbstractResultSetMapper {
 
     /**
      * Map a ResultSet to a RowSet.  Type of RowSet is defined by the SQL annotation for the method.

beehive-jdbc-control/src/main/java/org/apache/beehive/controls/system/jdbc/ResultSetMapper.java

@@ -30,7 +30,7 @@ import java.util.Calendar;
  *
  * ResultSet mappers are specified on a per method basis using the SQL annotation's resultSetMapper field.
  */
-public abstract class ResultSetMapper {
+public interface ResultSetMapper {
 
 	/**
 	 * Map a ResultSet to an object type
@@ -41,11 +41,11 @@ public abstract class ResultSetMapper {
 	 * @param cal       A Calendar instance for time/date value resolution.
 	 * @return          The Object resulting from the ResultSet
 	 */
-    public abstract Object mapToResultType(ControlBeanContext context, Method m, ResultSet resultSet, Calendar cal);
+	public Object mapToResultType(ControlBeanContext context, Method m, ResultSet resultSet, Calendar cal);
 
 	/**
 	 * Can the ResultSet which this mapper uses be closed by the Jdbc control?
 	 * @return true if the ResultSet can be closed by the JdbcControl
 	 */
-    public boolean canCloseResultSet() { return true; }
+	public boolean canCloseResultSet();
 }